------------------------------------ VOLCAT Alerts Version Information ------------------------------------ $Id: volcat_alerts.f90,v 1.52 2017/01/18 21:13:39 mpav Exp $ $Id: volcat_alert_utils.f90,v 1.565 2017/03/24 00:46:52 mpav Exp $ $Id: volcat_general_utils.f90,v 1.305 2017/03/22 23:44:58 mpav Exp $ $Id: volcat_history_utils.f90,v 1.179 2017/06/06 00:50:12 mpav Exp $ $Id: volcat_structs.f90,v 1.191 2017/03/22 23:44:58 mpav Exp $ $Id: volcat_plume_utils.f90,v 1.31 2017/02/27 21:11:49 mpav Exp $ $Id: volcat_grouping_utils.f90,v 1.128 2017/05/01 22:02:56 mpav Exp $ $Id: volcat_lightning_utils.f90,v 1.9 2017/02/08 19:44:18 mpav Exp $ $Id: volcat_analysis_utils.f90,v 1.9 2017/02/08 19:44:18 mpav Exp $ $Id: volcat_incident_utils.f90,v 1.9 2017/02/08 19:44:18 mpav Exp $ VOLCAT_ALERTS>> Reading measurement platform file ------------------------------------ Measurement platform data version: ------------------------------------ $Id: volcat_sensor_list.txt,v 1.5 2017/01/11 19:39:40 mpav Exp $ VOLCAT_ALERTS>> Reading configuration file ---------------------------------------------------------- Program configuration read from: /output/tmp/volcat/volcat_alert_run_script.config ---------------------------------------------------------- Object Production System: GEOCAT Debug Option: 2 Use IR only: F Volcanic cloud warning log path: /output/tmp/volcat Volcanic cloud warning log filename: Volcanic_Cloud_Alert_Realtime Volcanic cloud warning log path and filename: /output/tmp/volcat/Volcanic_Cloud_Alert_Realtime Volcanic ash time series path: /output/time_series/ash/ Volcanic ice time series path: /output/time_series/ice/ Volcanic hot time series path: none Volcanic so2 time series path: none Volcanic cloud diagnostics path: /output/volcat_diag/ Volcanic cloud diagnostics filename: geocatHOTOBJ.NOAA-21.2025110.115558.diag Volcanic cloud diagnostics path and filename: /output/volcat_diag//geocatHOTOBJ.NOAA-21.2025110.115558.diag Volcano information path: /opt/geocat/data_algorithms/volcat_data/ Volcano information filename: Volcat_Alert_FireUSA_Database_Feb21_2022_165111.txt Volcano information path and filename: /opt/geocat/data_algorithms/volcat_data//alerts/Volcat_Alert_FireUSA_Database_Feb21_2022_165111.txt Volcano activity path: /root/git/volcat Volcano activity filename: MISSING Volcano activity path and filename: /root/git/volcat/MISSING Weak plume option for ash: 1 Strong plume option for ash: 0 Weak plume option for SO2: 1 Strong plume option for SO2: 0 Weak plume option for ash: 1 Maximum viewing angle (new ash detect): 80.0 Maximum viewing angle (new ice detect): 90.0 Maximum viewing angle (new hot detect): 90.0 Maximum viewing angle (new so2 detect): 80.0 Noisy ash object threshold (basic criteria): 0.25 Noisy ash object threshold (plume/puff criteria): 0.25 Noisy ash object threshold (neighbor criteria): 0.25 Noisy ash object threshold (temporal criteria): 1.01 Noisy so2 object threshold (basic criteria): 0.25 Noisy so2 object threshold (plume/puff criteria): 0.25 Noisy so2 object threshold (neighbor criteria): 0.25 Noisy so2 object threshold (temporal criteria): 1.01 Min median 11 um tot emissivity for ash object noise screening (basic criteria): 0.50 Min median 11 um tot emissivity for ash object noise screening (plume/puff criteria): 0.50 Min median 11 um tot emissivity for ash object noise screening (neighbor criteria): 0.50 Min median 11 um tot emissivity for ash object noise screening (temporal criteria): 1.00 Min median 11 um tot emissivity for so2 object noise screening (basic criteria): 0.50 Min median 11 um tot emissivity for so2 object noise screening (plume/puff criteria): 0.50 Min median 11 um tot emissivity for so2 object noise screening (neighbor criteria): 0.50 Min median 11 um tot emissivity for so2 object noise screening (temporal criteria): 1.00 Non-uniform ash object threshold (basic criteria): 0.75 Non-uniform ash object threshold (plume/puff criteria): 0.75 Non-uniform ash object threshold (neighbor criteria): 1.01 Non-uniform ash object threshold (temporal criteria): 1.01 Non-uniform so2 object threshold (basic criteria): 0.75 Non-uniform so2 object threshold (plume/puff criteria): 0.75 Non-uniform so2 object threshold (neighbor criteria): 1.01 Non-uniform so2 object threshold (temporal criteria): 1.01 Maximum ash object median tot emiss (basic criteria): 0.90 Maximum ash object median tot emiss (plume/puff criteria): 0.60 Maximum ash object median tot emiss (neighbor criteria): 0.75 Maximum ash object median tot emiss (temporal criteria): 1.01 Maximum so2 object median tot emiss (basic criteria): 0.90 Maximum so2 object median tot emiss (plume/puff criteria): 0.50 Maximum so2 object median tot emiss (neighbor criteria): 0.75 Maximum so2 object median tot emiss (temporal criteria): 1.01 Minimum ash object count (basic/neighbor criteria): 1000000000 Minimum ash object count (plume/puff criteria): 1000000000 Minimum ash object count (temporal criteria): 0 Minimum ice object count (basic/temporal criteria): 3 Minimum ice object count (temporal criteria): 0 Minimum hot object count: 0 Minimum so2 object count (basic/neighbor criteria): 5 Minimum so2 object count (plume/puff criteria): 3 Minimum so2 object count (temporal criteria): 0 Ash object grouping contrast option (basic and neighbor criteria): 1 Ash object grouping contrast option (plume/puff criteria): 1 So2 object grouping contrast option (basic and neighbor criteria): 1 So2 object grouping contrast option (plume/puff criteria): 1 Minimum number of fractional days between ash alerts: 0.50 Minimum number of fractional days between ice alerts: 0.50 Minimum number of fractional days between thermal anomaly alerts: 0.50 Minimum number of fractional days between So2 alerts: 0.50 The number of robust pixels that are needed to be confident that co-registration errors are not to blame (L1 robustness): 50 The number of robust pixels that are needed to be confident that co-registration errors are not to blame (L2 robustness): 50 The number of robust pixels that are needed to be confident that co-registration errors are not to blame (L3 robustness): 20 The number of robust pixels that are needed to be confident that co-registration errors are not to blame (L4 robustness): 10 The fraction of robust area possibly attributed to co-registration errors that gives confidence that robust signal is strictly due to co-registration (L1 robustness): .5000 The fraction of robust area possibly attributed to co-registration errors that gives confidence that robust signal is strictly due to co-registration (L2 robustness): .5000 The fraction of robust area possibly attributed to co-registration errors that gives confidence that robust signal is strictly due to co-registration (L3 robustness): .5000 The fraction of robust area possibly attributed to co-registration errors that gives confidence that robust signal is strictly due to co-registration (L4 robustness): .9500 History grid resolution (detection): .10 History grid resolution (retrievals): 1.00 History file path: /output/history/ History file filename: volcat_history.hdf History file path and filename: /output/history//volcat_history.hdf Ash history usage: 1 Ice history usage: 1 Hot history usage: 1 SO2 history usage: 1 Number of days between valid detections before thermal anomaly is removed from history: 15.00000 Maximum number of volcanoes listed in alerts: 5 Ash object is valid: NO Ash object path: /output/l2_data Ash object filename: none Ash object path and filename: /output/l2_data/none Ice object is valid: NO Ice object path: /output/l2_data Ice object filename: none Ice object path and filename: /output/l2_data/none Hot object is valid: YES Hot object path: /output/l2_data Hot object filename: geocatHOTOBJHIRES.NOAA-21.2025110.115558.hdf Hot object path and filename: /output/l2_data/geocatHOTOBJHIRES.NOAA-21.2025110.115558.hdf SO2 object is valid: NO SO2 object path: /output/l2_data SO2 object filename: none SO2 object path and filename: /output/l2_data/none ENI lightning is valid: NO ENI lightning path: none ENI lightning time match buffer (minutes): 15.00 ENI lightning is written to output: NO WWLLN lightning is valid: NO WWLLN lightning path: none WWLLN lightning time match buffer (minutes): 15.00 WWLLN lightning is written to output: NO GLD360 lightning is valid: NO GLD360 lightning path: none GLD360 lightning time match buffer (minutes): 15.00 GLD360 lightning is written to output: NO GLM lightning is valid: NO GLM lightning path: none GLM lightning time match buffer (minutes): 10.00 GLM lightning is written to output: NO Ash group expansion option: 0 Apply ash/ice mask: 1 Interp bad retv ash/ice: 1 Fill ash/ice holes: 1 Identify hot spot artifacts: 3 SO2 group expansion option: 0 Apply SO2 mask: 0 Interp bad retv SO2: 0 Fill SO2 holes: 0 Dust option: -3 Fire option: 1 Valid incidents: 1 Incidents: /ancillary/NIFC_DATA/Current-Fire-Incidents.txt VOLCAT_ALERTS>> Reading Volcano Information and Alert Criteria ------------------------------------ Volcano database version: ------------------------------------ N/A tl_2019_us_county.shp VOLCAT_ALERTS>> Reading Incident Data geocat>> VOLCAT_INCIDENT_UTILS:LOAD_INCIDENTS(INFORMATION) : Reading incident data from: /ancillary/NIFC_DATA/Current-Fire-Incidents.txt Incident database: /ancillary/NIFC_DATA/Current-Fire-Incidents.txt ----------------------------------------------------------------- Creation time: Fire incident data were extracted at 2025-04-20T12:21:08 UTC from and /ancillary/NIFC_DATA/Current-Fire-Location-2025-04-20_122107.geojson/ancillary/NIFC_DATA/Current-Fire-Perimeter-2025-04-20_122107.geojson Number of perimeters: 296 Number of points: 746 Total number of incidents: 1042 Perimeter data bounding lon/lat: -115.543, 28.774, -70.297, 48.715 Point data bounding lon/lat: -145.998, 26.286, -69.543, 64.237 VOLCAT_ALERTS>> Reading Object Files VOLCAT_ALERTS>> Reading pixel navigation, if needed geocat>> VOLCAT_ALERT_UTILS:PIXEL_NAVIGATION(INFORMATION) : Reading hires navigation data from : /output//l1_data/geocatL1HIRES.NOAA-21.2025110.115558.hdf VOLCAT_ALERTS>> Reading pixel L1 data, if needed VOLCAT_ALERTS>> Reading pixel L2 data, if needed VOLCAT_ALERTS>> Ingesting lightning data, if needed VOLCAT_ALERTS>> Reading or Creating History, if needed VOLCAT_ALERTS>> Reading history file VOLCAT_ALERTS>> Identifying Alert Criteria Objects geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Assessing objects with volcanoes (HOT) geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Assessing objects without volcanoes (HOT) geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Assessing thermal objects for association with known incidents geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Resolving spatially redundant thermal anomalies geocat>> VOLCAT_GENERAL_UTILS:RESOLVE_REDUNDANT_VRP(INFORMATION) : Modifying radiative power to account for spatial overlap Elem_Idx: 2005, Line_Idx: 4282, Obj_Idx: 1, RP[MW]: .28, RP Modified[MW]: .28, Qc: 0, RP Final[MW]: .28, Qc Final: 1 Elem_Idx: 2008, Line_Idx: 4282, Obj_Idx: 1, RP[MW]: .34, RP Modified[MW]: .34, Qc: 0, RP Final[MW]: .34, Qc Final: 1 Elem_Idx: 2006, Line_Idx: 4283, Obj_Idx: 1, RP[MW]: .87, RP Modified[MW]: -999.00, Qc: 0, RP Final[MW]: .87, Qc Final: 1 Elem_Idx: 2007, Line_Idx: 4283, Obj_Idx: 1, RP[MW]: 1.22, RP Modified[MW]: -999.00, Qc: 0, RP Final[MW]: 1.22, Qc Final: 1 Elem_Idx: 2008, Line_Idx: 4283, Obj_Idx: 1, RP[MW]: 1.22, RP Modified[MW]: -999.00, Qc: 0, RP Final[MW]: 1.22, Qc Final: 1 Elem_Idx: 2017, Line_Idx: 4294, Obj_Idx: 2, RP[MW]: .87, RP Modified[MW]: .87, Qc: 0, RP Final[MW]: .87, Qc Final: 1 Elem_Idx: 1989, Line_Idx: 4295, Obj_Idx: 3, RP[MW]: .39, RP Modified[MW]: .39, Qc: 0, RP Final[MW]: .39, Qc Final: 1 Elem_Idx: 2017, Line_Idx: 4295, Obj_Idx: 2, RP[MW]: .20, RP Modified[MW]: .20, Qc: 0, RP Final[MW]: .20, Qc Final: 1 Elem_Idx: 1988, Line_Idx: 4296, Obj_Idx: 3, RP[MW]: .58, RP Modified[MW]: .58, Qc: 0, RP Final[MW]: .58, Qc Final: 1 Elem_Idx: 1989, Line_Idx: 4296, Obj_Idx: 3, RP[MW]: .39, RP Modified[MW]: .39, Qc: 0, RP Final[MW]: .39, Qc Final: 1 Elem_Idx: 1975, Line_Idx: 4297, Obj_Idx: 4, RP[MW]: .21, RP Modified[MW]: .21, Qc: 0, RP Final[MW]: .21, Qc Final: 1 Elem_Idx: 1976, Line_Idx: 4297, Obj_Idx: 4, RP[MW]: .21, RP Modified[MW]: .21, Qc: 0, RP Final[MW]: .21, Qc Final: 1 Elem_Idx: 1976, Line_Idx: 4298, Obj_Idx: 4, RP[MW]: .21, RP Modified[MW]: .21, Qc: 0, RP Final[MW]: .21, Qc Final: 1 Elem_Idx: 1994, Line_Idx: 4300, Obj_Idx: 5, RP[MW]: .42, RP Modified[MW]: .42, Qc: 0, RP Final[MW]: .42, Qc Final: 1 Elem_Idx: 2018, Line_Idx: 4302, Obj_Idx: 7, RP[MW]: .25, RP Modified[MW]: .25, Qc: 0, RP Final[MW]: .25, Qc Final: 1 Elem_Idx: 2110, Line_Idx: 4302, Obj_Idx: 6, RP[MW]: .16, RP Modified[MW]: .16, Qc: 0, RP Final[MW]: .16, Qc Final: 1 Elem_Idx: 2018, Line_Idx: 4303, Obj_Idx: 7, RP[MW]: .40, RP Modified[MW]: .40, Qc: 0, RP Final[MW]: .40, Qc Final: 1 Elem_Idx: 2019, Line_Idx: 4303, Obj_Idx: 7, RP[MW]: .21, RP Modified[MW]: .21, Qc: 0, RP Final[MW]: .21, Qc Final: 1 Elem_Idx: 1907, Line_Idx: 4307, Obj_Idx: 8, RP[MW]: .40, RP Modified[MW]: .40, Qc: 0, RP Final[MW]: .40, Qc Final: 1 geocat>> VOLCAT_GENERAL_UTILS:RESOLVE_REDUNDANT_VRP(INFORMATION) : Building list of linked objects from spatial overlap GROUPS 0 0 0 geocat>> VOLCAT_GROUPING_UTILS:GROUP_SINGULAR_OBJECTS(INFORMATION) : Hot object grouping method: incident based alert 1 1 alert 2 2 alert 3 3 alert 4 4 alert 5 5 alert 6 6 alert 7 7 alert 8 8 8 1 1 1 -999 1 2 2 2 -999 1 3 3 3 -999 1 4 4 4 -999 1 5 5 5 -999 1 6 6 6 -999 1 7 7 7 -999 1 8 8 8 -999 1 geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using convex hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:ORGANIZE_GROUP_OUTPUT(INFORMATION) : Fitting polygon using concave hull (no pixel area) geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Identifying hot spot artifacts geocat>> VOLCAT_GENERAL_UTILS:APPLY_VRP_QC(INFORMATION) : Applying standard QC MWIR resolution (m): 375.0, MWIR resolution factor: 5 Group_Id: 001, Object_Id: 0001, X_Idx: 2005, Y_Idx: 4282, VRP_Pix: 0.28, VRP_Max: 1.22, VRP_Relative_Diff: 0.77, Rel_Diff_Thresh: 0.02, Local_Max_VRP: 1.22, Internal: F, BT_Pix: 264.8, BT_Crit: F, Qc: 2 Group_Id: 001, Object_Id: 0001, X_Idx: 2008, Y_Idx: 4282, VRP_Pix: 0.34, VRP_Max: 1.22, VRP_Relative_Diff: 0.72, Rel_Diff_Thresh: 0.02, Local_Max_VRP: 1.22, Internal: F, BT_Pix: 270.5, BT_Crit: F, Qc: 2 Group_Id: 001, Object_Id: 0001, X_Idx: 2006, Y_Idx: 4283, VRP_Pix: 0.87, VRP_Max: 1.22, VRP_Relative_Diff: 0.29, Rel_Diff_Thresh: 0.02, Local_Max_VRP: 1.22, Internal: F, BT_Pix: 279.1, BT_Crit: F, Qc: 2 Group_Id: 001, Object_Id: 0001, X_Idx: 2007, Y_Idx: 4283, VRP_Pix: 1.22, VRP_Max: 1.22, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.02, Local_Max_VRP: 1.22, Internal: F, BT_Pix: 291.7, BT_Crit: T, Qc: 1 Group_Id: 001, Object_Id: 0001, X_Idx: 2008, Y_Idx: 4283, VRP_Pix: 1.22, VRP_Max: 1.22, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.02, Local_Max_VRP: 1.22, Internal: F, BT_Pix: 305.5, BT_Crit: T, Qc: 1 Group_Id: 002, Object_Id: 0002, X_Idx: 2017, Y_Idx: 4294, VRP_Pix: 0.87, VRP_Max: 0.87, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.87, Internal: F, BT_Pix: 291.8, BT_Crit: T, Qc: 1 Group_Id: 002, Object_Id: 0002, X_Idx: 2017, Y_Idx: 4295, VRP_Pix: 0.20, VRP_Max: 0.87, VRP_Relative_Diff: 0.77, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.87, Internal: F, BT_Pix: 263.8, BT_Crit: F, Qc: 2 Group_Id: 003, Object_Id: 0003, X_Idx: 1989, Y_Idx: 4295, VRP_Pix: 0.39, VRP_Max: 0.58, VRP_Relative_Diff: 0.33, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.58, Internal: F, BT_Pix: 277.0, BT_Crit: T, Qc: 2 Group_Id: 003, Object_Id: 0003, X_Idx: 1988, Y_Idx: 4296, VRP_Pix: 0.58, VRP_Max: 0.58, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.58, Internal: F, BT_Pix: 258.6, BT_Crit: T, Qc: 1 Group_Id: 003, Object_Id: 0003, X_Idx: 1989, Y_Idx: 4296, VRP_Pix: 0.39, VRP_Max: 0.58, VRP_Relative_Diff: 0.33, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.58, Internal: F, BT_Pix: 276.4, BT_Crit: F, Qc: 2 Group_Id: 004, Object_Id: 0004, X_Idx: 1975, Y_Idx: 4297, VRP_Pix: 0.21, VRP_Max: 0.21, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.21, Internal: F, BT_Pix: 262.7, BT_Crit: T, Qc: 1 Group_Id: 004, Object_Id: 0004, X_Idx: 1976, Y_Idx: 4297, VRP_Pix: 0.21, VRP_Max: 0.21, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.21, Internal: F, BT_Pix: 259.5, BT_Crit: T, Qc: 1 Group_Id: 004, Object_Id: 0004, X_Idx: 1976, Y_Idx: 4298, VRP_Pix: 0.21, VRP_Max: 0.21, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.21, Internal: F, BT_Pix: 275.7, BT_Crit: T, Qc: 1 Group_Id: 005, Object_Id: 0005, X_Idx: 1994, Y_Idx: 4300, VRP_Pix: 0.42, VRP_Max: 0.42, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.42, Internal: F, BT_Pix: 276.4, BT_Crit: T, Qc: 1 Group_Id: 006, Object_Id: 0006, X_Idx: 2110, Y_Idx: 4302, VRP_Pix: 0.16, VRP_Max: 0.16, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.16, Internal: F, BT_Pix: 268.9, BT_Crit: T, Qc: 1 Group_Id: 007, Object_Id: 0007, X_Idx: 2018, Y_Idx: 4302, VRP_Pix: 0.25, VRP_Max: 0.40, VRP_Relative_Diff: 0.38, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.40, Internal: F, BT_Pix: 267.6, BT_Crit: F, Qc: 2 Group_Id: 007, Object_Id: 0007, X_Idx: 2018, Y_Idx: 4303, VRP_Pix: 0.40, VRP_Max: 0.40, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.40, Internal: F, BT_Pix: 287.6, BT_Crit: T, Qc: 1 Group_Id: 007, Object_Id: 0007, X_Idx: 2019, Y_Idx: 4303, VRP_Pix: 0.21, VRP_Max: 0.40, VRP_Relative_Diff: 0.48, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.40, Internal: F, BT_Pix: 257.5, BT_Crit: F, Qc: 2 Group_Id: 008, Object_Id: 0008, X_Idx: 1907, Y_Idx: 4307, VRP_Pix: 0.40, VRP_Max: 0.40, VRP_Relative_Diff: 0.00, Rel_Diff_Thresh: 0.00, Local_Max_VRP: 0.40, Internal: F, BT_Pix: 280.0, BT_Crit: T, Qc: 1 geocat>> VOLCAT_GENERAL_UTILS:APPLY_CLOUDY_VRP_QC(INFORMATION) : Applying cloud scattering QC MWIR resolution (m): 375.0, MWIR resolution factor: 1 Group Id: 1, Obj_Idx: 1, Trans_Min: .768, VRP Total: 3.93 Group Id: 2, Obj_Idx: 2, Trans_Min: .768, VRP Total: 1.07 Group Id: 3, Obj_Idx: 3, Trans_Min: .766, VRP Total: 1.36 Group Id: 4, Obj_Idx: 4, Trans_Min: .766, VRP Total: .64 Group Id: 7, Obj_Idx: 7, Trans_Min: .768, VRP Total: .86 geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Redistributing radiative power to limit energy smearing Elem_Idx: 2005, Line_Idx: 4282, N_Weights: 1, RP[MW]: .28, RP_Adj[MW]: .28, QC: 2, New_Elem_Idx: 2007, New_Line_Idx: 4283, RP[MW]: 1.22, QC: 1, Pix_Dist: 2.24 Elem_Idx: 2008, Line_Idx: 4282, N_Weights: 1, RP[MW]: .34, RP_Adj[MW]: .34, QC: 2, New_Elem_Idx: 2008, New_Line_Idx: 4283, RP[MW]: 1.22, QC: 1, Pix_Dist: 1.00 Elem_Idx: 2006, Line_Idx: 4283, N_Weights: 1, RP[MW]: .87, RP_Adj[MW]: .87, QC: 2, New_Elem_Idx: 2007, New_Line_Idx: 4283, RP[MW]: 1.50, QC: 1, Pix_Dist: 1.00 Elem_Idx: 1989, Line_Idx: 4295, N_Weights: 1, RP[MW]: .39, RP_Adj[MW]: .39, QC: 2, New_Elem_Idx: 1988, New_Line_Idx: 4296, RP[MW]: .58, QC: 1, Pix_Dist: 1.41 Elem_Idx: 2017, Line_Idx: 4295, N_Weights: 1, RP[MW]: .20, RP_Adj[MW]: .20, QC: 2, New_Elem_Idx: 2017, New_Line_Idx: 4294, RP[MW]: .87, QC: 1, Pix_Dist: 1.00 Elem_Idx: 1989, Line_Idx: 4296, N_Weights: 1, RP[MW]: .39, RP_Adj[MW]: .39, QC: 2, New_Elem_Idx: 1988, New_Line_Idx: 4296, RP[MW]: .97, QC: 1, Pix_Dist: 1.00 Elem_Idx: 2018, Line_Idx: 4302, N_Weights: 1, RP[MW]: .25, RP_Adj[MW]: .25, QC: 2, New_Elem_Idx: 2018, New_Line_Idx: 4303, RP[MW]: .40, QC: 1, Pix_Dist: 1.00 Elem_Idx: 2019, Line_Idx: 4303, N_Weights: 1, RP[MW]: .21, RP_Adj[MW]: .21, QC: 2, New_Elem_Idx: 2018, New_Line_Idx: 4303, RP[MW]: .65, QC: 1, Pix_Dist: 1.00 geocat>> VOLCAT_ALERT_UTILS:IDENTIFY_ALERT_OBJECTS(INFORMATION) : Recomputing group stats (hot) VOLCAT_ALERTS>> Correcting Retrievals, if needed geocat>> VOLCAT_ALERT_UTILS:CORRECT_RETRIEVALS(INFORMATION) : Recomputing group stats (ash) geocat>> VOLCAT_ALERT_UTILS:CORRECT_RETRIEVALS(INFORMATION) : Recomputing group stats (ice) geocat>> VOLCAT_ALERT_UTILS:CORRECT_RETRIEVALS(INFORMATION) : Thermal anomaly group radiative power summary: Group_Idx: 1, Orig Total RP [MW]: 3.93, New Total RP [MW]: 3.93 Group_Idx: 2, Orig Total RP [MW]: 1.07, New Total RP [MW]: 1.07 Group_Idx: 3, Orig Total RP [MW]: 1.36, New Total RP [MW]: 1.36 Group_Idx: 4, Orig Total RP [MW]: .64, New Total RP [MW]: .64 Group_Idx: 5, Orig Total RP [MW]: .42, New Total RP [MW]: .42 Group_Idx: 6, Orig Total RP [MW]: .16, New Total RP [MW]: .16 Group_Idx: 7, Orig Total RP [MW]: .86, New Total RP [MW]: .86 Group_Idx: 8, Orig Total RP [MW]: .40, New Total RP [MW]: .40 geocat>> VOLCAT_GENERAL_UTILS:FEATURE_RP_TO_SCALED_RASTER(INFORMATION) : Creating feature-based scaled radiative power raster geocat>> VOLCAT_ALERT_UTILS:CORRECT_RETRIEVALS(INFORMATION) : Updating thermal L2: /output//l2_data/geocatL2HIRES.NOAA-21.2025110.115558.hdf geocat>> VOLCAT_ALERT_UTILS:CORRECT_RETRIEVALS(INFORMATION) : Recomputing group stats (so2) VOLCAT_ALERTS>> Updating History, if needed Background= 0 0 70.31838 -148.5046 Background= 0 0 70.29158 -148.4328 Background= 0 0 70.30936 -148.7216 Background= 0 0 70.30737 -148.8626 Background= 0 0 70.28572 -148.6834 Background= 0 0 70.15192 -147.1055 Background= 0 0 70.25499 -148.4409 Background= 0 0 70.32284 -149.6096 VOLCAT_ALERTS>> Checking For Alerts To Issue @@**********VOLCAT ALERTS********** STARTING DATE/TIME OF IMAGE: 2025-04-20 11:55:58 [UTC] PRODUCTION DATE/TIME OF ALERT: 2025-04-20 12:23:54 [UTC] PRIMARY INSTRUMENT: NOAA-21 VIIRS PRIMARY DOMAIN: none WMO SPACECRAFT ID: 209 LOCATION/ORBIT: LEO L1 FILE: SVM13_j02_d20250420_t1155580_e1207187_b12659_c20250420122109629947_cspp_dev.h5 L1 FILE(S) - TEMPORAL: NONE VOLCANO DATABASE: /opt/geocat/data_algorithms/volcat_data//alerts/Volcat_Alert_FireUSA_Database_Feb21_2022_165111.txt NUMBER OF ASH CLOUD ALERTS: 0 NUMBER OF Cb ALERTS: 0 NUMBER OF THERMAL ANOMALY ALERTS: 8 NUMBER OF SO2 CLOUD ALERTS: 0 DATABASE VERSION: 3.0 ALGORITHM VERSION: 3.0 --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.32 [degrees] Longitude of Radiative Center: -148.50 [degrees] Mean Object Date/Time: 2025-04-20 11:59:55 [UTC] Mean Viewing Angle: 36.5 [degrees] Mean Solar Zenith Angle: 95.1 [degrees] Mean Glint Angle: 105.3 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(213.3 km) Number of background pixels: 91 [none] Background infrared distance threshold: 5.0 [K] Fraction of water pixels in background: .21 [none] Maximum Observed BT (3.9 um): 305.49 [K] Observed - Background BT (3.9 um): 51.83 [K] BT Anomaly (3.9 um): 8.91 [K] Maximum Observed - Clear RTM BT (3.9 um): 55.33 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 47.86 [K] Maximum Observed BTD (3.9-10/11/12 um): 49.40 [K] Observed - Background BTD (3.9-10/11/12 um): 47.27 [K] BTD Anomaly (3.9-10/11/12 um): 8.31 [K] Maximum Observed Radiance (1.6 um): .0222 [RU] Observed - Background Radiance (1.6 um): .0202 [RU] Radiance Anomaly (1.6 um): .2022 [RU] Maximum Observed Radiance (2.2 um): .0203 [RU] Observed - Background Radiance (2.2 um): .0205 [RU] Radiance Anomaly (2.2 um): .2048 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: 1.00 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .68 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: 2.36 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: 3.93 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.87 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.29 [degrees] Longitude of Radiative Center: -148.43 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 36.3 [degrees] Mean Solar Zenith Angle: 95.1 [degrees] Mean Glint Angle: 104.7 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(214.6 km) Number of background pixels: 2735 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .09 [none] Maximum Observed BT (3.9 um): 291.76 [K] Observed - Background BT (3.9 um): 41.66 [K] BT Anomaly (3.9 um): 21.44 [K] Maximum Observed - Clear RTM BT (3.9 um): 41.52 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 40.29 [K] Maximum Observed BTD (3.9-10/11/12 um): 41.69 [K] Observed - Background BTD (3.9-10/11/12 um): 40.79 [K] BTD Anomaly (3.9-10/11/12 um): 26.64 [K] Maximum Observed Radiance (1.6 um): .1471 [RU] Observed - Background Radiance (1.6 um): .1455 [RU] Radiance Anomaly (1.6 um): 1.4546 [RU] Maximum Observed Radiance (2.2 um): .0607 [RU] Observed - Background Radiance (2.2 um): .0609 [RU] Radiance Anomaly (2.2 um): .6094 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .81 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .14 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: 1.07 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: 1.07 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.35 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.31 [degrees] Longitude of Radiative Center: -148.72 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 36.9 [degrees] Mean Solar Zenith Angle: 95.2 [degrees] Mean Glint Angle: 104.9 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(205.5 km) Number of background pixels: 2426 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .05 [none] Maximum Observed BT (3.9 um): 277.02 [K] Observed - Background BT (3.9 um): 27.18 [K] BT Anomaly (3.9 um): 15.72 [K] Maximum Observed - Clear RTM BT (3.9 um): 26.53 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 26.00 [K] Maximum Observed BTD (3.9-10/11/12 um): 27.39 [K] Observed - Background BTD (3.9-10/11/12 um): 26.44 [K] BTD Anomaly (3.9-10/11/12 um): 18.24 [K] Maximum Observed Radiance (1.6 um): .0956 [RU] Observed - Background Radiance (1.6 um): .0937 [RU] Radiance Anomaly (1.6 um): .9372 [RU] Maximum Observed Radiance (2.2 um): .0528 [RU] Observed - Background Radiance (2.2 um): .0524 [RU] Radiance Anomaly (2.2 um): .5244 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .77 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .70 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: 1.36 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: 1.36 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.53 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.31 [degrees] Longitude of Radiative Center: -148.86 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 37.2 [degrees] Mean Solar Zenith Angle: 95.2 [degrees] Mean Glint Angle: 105.0 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(200.7 km) Number of background pixels: 1076 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .00 [none] Maximum Observed BT (3.9 um): 275.71 [K] Observed - Background BT (3.9 um): 25.44 [K] BT Anomaly (3.9 um): 11.53 [K] Maximum Observed - Clear RTM BT (3.9 um): 25.06 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 23.84 [K] Maximum Observed BTD (3.9-10/11/12 um): 24.91 [K] Observed - Background BTD (3.9-10/11/12 um): 23.92 [K] BTD Anomaly (3.9-10/11/12 um): 12.16 [K] Maximum Observed Radiance (1.6 um): .1180 [RU] Observed - Background Radiance (1.6 um): .1163 [RU] Radiance Anomaly (1.6 um): 1.1626 [RU] Maximum Observed Radiance (2.2 um): .0448 [RU] Observed - Background Radiance (2.2 um): .0450 [RU] Radiance Anomaly (2.2 um): .4501 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .97 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .82 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: .21 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: .64 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.53 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.29 [degrees] Longitude of Radiative Center: -148.68 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 36.8 [degrees] Mean Solar Zenith Angle: 95.2 [degrees] Mean Glint Angle: 105.0 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(205.7 km) Number of background pixels: 1114 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .03 [none] Maximum Observed BT (3.9 um): 276.39 [K] Observed - Background BT (3.9 um): 25.39 [K] BT Anomaly (3.9 um): 10.47 [K] Maximum Observed - Clear RTM BT (3.9 um): 25.94 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 23.37 [K] Maximum Observed BTD (3.9-10/11/12 um): 24.77 [K] Observed - Background BTD (3.9-10/11/12 um): 23.81 [K] BTD Anomaly (3.9-10/11/12 um): 10.42 [K] Maximum Observed Radiance (1.6 um): .0011 [RU] Observed - Background Radiance (1.6 um): -.0011 [RU] Radiance Anomaly (1.6 um): -.0110 [RU] Maximum Observed Radiance (2.2 um): .0023 [RU] Observed - Background Radiance (2.2 um): .0019 [RU] Radiance Anomaly (2.2 um): .0192 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .98 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .39 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: .42 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: .42 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.18 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: Old Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Cloud) Latitude of Radiative Center: 70.15 [degrees] Longitude of Radiative Center: -147.11 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 33.4 [degrees] Mean Solar Zenith Angle: 95.0 [degrees] Mean Glint Angle: 104.2 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(256.8 km) Number of background pixels: 2912 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .27 [none] Maximum Observed BT (3.9 um): 268.85 [K] Observed - Background BT (3.9 um): 18.94 [K] BT Anomaly (3.9 um): 19.15 [K] Maximum Observed - Clear RTM BT (3.9 um): 19.23 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 18.52 [K] Maximum Observed BTD (3.9-10/11/12 um): 19.35 [K] Observed - Background BTD (3.9-10/11/12 um): 18.61 [K] BTD Anomaly (3.9-10/11/12 um): 34.72 [K] Maximum Observed Radiance (1.6 um): .0578 [RU] Observed - Background Radiance (1.6 um): .0566 [RU] Radiance Anomaly (1.6 um): .5663 [RU] Maximum Observed Radiance (2.2 um): .0212 [RU] Observed - Background Radiance (2.2 um): .0218 [RU] Radiance Anomaly (2.2 um): .2180 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .64 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .15 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 10 [none] Maximum Radiative Power: .16 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: .16 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.17 [km^2] Type of Event: Previously Detected Thermal Anomaly Event Priority Ranking: 3 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: Old Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.25 [degrees] Longitude of Radiative Center: -148.44 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 36.2 [degrees] Mean Solar Zenith Angle: 95.2 [degrees] Mean Glint Angle: 104.9 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(212.7 km) Number of background pixels: 611 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .01 [none] Maximum Observed BT (3.9 um): 287.59 [K] Observed - Background BT (3.9 um): 36.05 [K] BT Anomaly (3.9 um): 11.15 [K] Maximum Observed - Clear RTM BT (3.9 um): 37.19 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 34.67 [K] Maximum Observed BTD (3.9-10/11/12 um): 35.40 [K] Observed - Background BTD (3.9-10/11/12 um): 34.33 [K] BTD Anomaly (3.9-10/11/12 um): 11.19 [K] Maximum Observed Radiance (1.6 um): .2343 [RU] Observed - Background Radiance (1.6 um): .2324 [RU] Radiance Anomaly (1.6 um): 2.3236 [RU] Maximum Observed Radiance (2.2 um): .0510 [RU] Observed - Background Radiance (2.2 um): .0510 [RU] Radiance Anomaly (2.2 um): .5103 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: .99 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .77 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: .86 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: .86 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.52 [km^2] Type of Event: Previously Detected Thermal Anomaly Event Priority Ranking: 3 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- --------------------------------------------- POSSIBLE FIRE IDENTIFIED Alert Status: New Feature Alert Confidence: HIGH Identification Method: Enhanced Contextual (Bias) Latitude of Radiative Center: 70.32 [degrees] Longitude of Radiative Center: -149.61 [degrees] Mean Object Date/Time: 2025-04-20 11:59:56 [UTC] Mean Viewing Angle: 38.6 [degrees] Mean Solar Zenith Angle: 95.3 [degrees] Mean Glint Angle: 105.6 [degrees] Water Fraction: .0 [none] Nearby Locations: North Slope Borough(176.9 km) Number of background pixels: 19 [none] Background infrared distance threshold: 2.5 [K] Fraction of water pixels in background: .00 [none] Maximum Observed BT (3.9 um): 280.05 [K] Observed - Background BT (3.9 um): 27.14 [K] BT Anomaly (3.9 um): 13.74 [K] Maximum Observed - Clear RTM BT (3.9 um): 28.31 [K] Clear RTM BT Diff (3.9 um - 10/11/12 um): 25.68 [K] Maximum Observed BTD (3.9-10/11/12 um): 27.01 [K] Observed - Background BTD (3.9-10/11/12 um): 25.50 [K] BTD Anomaly (3.9-10/11/12 um): 13.39 [K] Maximum Observed Radiance (1.6 um): .0582 [RU] Observed - Background Radiance (1.6 um): .0569 [RU] Radiance Anomaly (1.6 um): .5688 [RU] Maximum Observed Radiance (2.2 um): .0232 [RU] Observed - Background Radiance (2.2 um): .0235 [RU] Radiance Anomaly (2.2 um): .2347 [RU] Likely an instrument artifact (Y or N): N [none] Likely a solar farm reflection (Strong, Moderate, Weak, or No): No [none] BT Time Tendency (3.9 um): Not Available BT Time Tendency Diff (3.9 -10/11/12 um): Not Available Image Interval: Not Available Fraction of Surrounding LWIR Pixels that are Colder: 1.00 [fraction] Fraction of Surrounding Pixels with a Larger LWIR BTD: .92 [fraction] Fraction of Surrounding Red Channel Pixels that are Brighter: 1.00 [fraction] The red band reflectance: .0 [%] Time since last detection: -999.000000 [days] Index of high confidence criteria: 1 [none] Maximum Radiative Power: .40 [MW] Maximum Radiative Power Uncertainty: .00 [MW] Total Radiative Power: .40 [MW] Total Radiative Power Uncertainty: .00 [MW] Total Radiative Power Anomaly: -999.00 [standard deviations] Total Pixel Area: 0.18 [km^2] Type of Event: MISSING Event Priority Ranking: 0 Country/Countries: USA State/Province(s): Alaska County/Locality(s): North Slope NWS WFO: NA Interagency Region: NA GACC Region: NA --------------------------------------------- NUMBER OF VALID NON-ALERT ASH GROUPS: 0 NUMBER OF VALID NON-ALERT VOLCANIC CB GROUPS: 0 NUMBER OF VALID NON-ALERT SO2 GROUPS: 0 NUMBER OF VALID NON-ALERT THERMAL ANOMALIES: 0 NUMBER OF VOLCANIC ASH GROUPS MERGED INTO VOLCANIC CB GROUP: 0 NUMBER OF CB GROUPS MERGED INTO ASH GROUP: 0 VOLCAT_ALERTS>> Writing Object Masks geocat>> Attribute Max_Groups reading error from id: 393216 geocat>> VOLCAT_ALERT_UTILS:WRITE_INCIDENT_CSV_LUT(INFORMATION) : Writing incident CSV: /output/l2_data/geocatHOTOBJHIRES.NOAA-21.2025110.115558.INCIDENT_LUT.csv VOLCAT_ALERTS>> Generating Volcanic Cloud Time Series VOLCAT_ALERTS>> Creating Diagnostic Output VOLCAT_ALERTS>> Cleaning Up geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up volcanoes geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up incidents geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up objects geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up nav geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up hires nav geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up L1 geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up RTM geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up L2 geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up hires L2 geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up Lightning geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up history geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up alerts geocat>> VOLCAT_ALERT_UTILS:CLEAN_UP_ALERTS(INFORMATION) : Cleaning up selected objects VOLCAT_ALERTS>> Total processing time: Days = 0 Hours = 0 Minutes = 0 Seconds = 10 VOLCAT_ALERTS>> END OF FULL PROGRAM