{"multigmpe": {"SA(1.0)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}], "weights": [1.0], "name": "gmpe_a2026ivgadb_custom"}, "PGA": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}], "weights": [1.0], "name": "gmpe_a2026ivgadb_custom"}, "SA(3.0)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}], "weights": [1.0], "name": "gmpe_a2026ivgadb_custom"}, "PGV": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}], "weights": [1.0], "name": "gmpe_a2026ivgadb_custom"}, "SA(0.3)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}], "weights": [1.0], "name": "gmpe_a2026ivgadb_custom"}}, "input": {"event_information": {"depth": "12.093", "event_id": "a2026ivgadb", "eventsource": "AK", "netid": "AK", "eventsourcecode": "a2026ivgadb", "id": "a2026ivgadb", "productcode": "a2026ivgadb", "productsource": "ak", "producttype": "shakemap", "event_ref": "Origin", "fault_ref": "Origin", "intensity_observations": "0", "latitude": "53.4203", "longitude": "-165.377", "location": "84 km (52 miles) SSE of Akutan", "magnitude": "4.82741", "origin_time": "2026-05-05T02:38:44.520442Z", "seismic_stations": "45", "src_mech": "RS", "event_description": "84 km (52 miles) SSE of Akutan", "event_type": "ACTUAL", "origin_reviewed": "unknown"}}, "strec": {"TectonicRegion": "Subduction", "FocalMechanism": "RS", "TensorType": "Mwr", "TensorSource": "us", "KaganAngle": 15.166509723869511, "CompositeVariability": null, "NComposite": 0, "DistanceToStable": 630.9977807894174, "DistanceToActive": 105.48364254792192, "DistanceToSubduction": 0.0, "DistanceToVolcanic": 3265.695871400796, "Oceanic": false, "DistanceToOceanic": 83.83917371992106, "DistanceToContinental": 0.0, "SlabModelRegion": "Alaska-Aleutians", "SlabModelDepth": 28.9487361907959, "SlabModelDepthUncertainty": 16.60626792907715, "SlabModelDip": 14.094538688659668, "SlabModelStrike": 249.08226013183594, "SlabModelMaximumDepth": 45, "ProbabilityActive": 0.0, "ProbabilityStable": 0.0, "ProbabilitySubduction": 1.0, "ProbabilityVolcanic": 0.0, "ProbabilitySubductionCrustal": 0.0, "ProbabilitySubductionInterface": 1.0, "ProbabilitySubductionIntraslab": 0.0, "DistanceToBackarc": 93.46699552715639, "ProbabilityActiveDeep": 0.0, "ProbabilityVolcanicShallow": 0.0, "ProbabilityActiveShallow": 0.0, "ProbabilityStableShallow": 0.0}, "output": {"ground_motions": {"MMI": {"units": "intensity", "bias": "-0.084", "max_grid": "4.243", "max": "3.097"}, "SA(1.0)": {"units": "g", "bias": "-0.231", "max_grid": "0.016", "max": "0.005"}, "PGA": {"units": "g", "bias": "-0.108", "max_grid": "0.051", "max": "0.004"}, "SA(3.0)": {"units": "g", "bias": "-0.332", "max_grid": "0.001", "max": "0.0"}, "PGV": {"units": "cms", "bias": "-0.14", "max_grid": "1.857", "max": "0.317"}, "SA(0.3)": {"units": "g", "bias": "-0.043", "max_grid": "0.088", "max": "0.012"}}, "map_information": {"grid_points": {"longitude": "721", "latitude": "433", "units": ""}, "grid_spacing": {"longitude": "0.0083333", "latitude": "0.0083333", "units": "degrees"}, "grid_span": {"longitude": "6.0", "latitude": "3.6", "units": "degrees"}, "min": {"longitude": "-168.233", "latitude": "51.583", "units": "degrees"}, "max": {"longitude": "-162.233", "latitude": "55.183", "units": "degrees"}}, "uncertainty": {"grade": "--", "mean_uncertainty_ratio": null, "total_flagged_mi": "0", "total_flagged_pgm": "1"}}, "processing": {"ground_motion_modules": {"gmpe": {"module": "gmpe_a2026ivgadb_custom", "reference": ""}, "ipe": {"module": "VirtualIPE", "reference": ""}, "gmice": {"module": "WGRW12", "reference": ""}, "ccf": {"module": "LothBaker2013", "reference": ""}, "basin_correction": {"module": "None", "reference": ""}, "directivity": {"module": "None", "reference": ""}}, "model_flags": {"no_macroseismic": false, "no_seismic": false, "no_rupture": false}, "miscellaneous": {"bias_max_dsigma": "1.5", "bias_max_mag": "7.0", "bias_max_range": "120.0", "median_dist": "False", "do_outliers": true, "outlier_deviation_level": "3.0", "outlier_max_mag": "7.0"}, "shakemap_versions": {"shakemap_revision": "4.4.6", "shakemap_revision_id": "4.4.6", "shakemap_modules_revision": "1.1.13", "esi_shakelib_revision": "1.1.13", "process_time": "2026-05-05T05:12:53Z", "map_version": 5, "map_comment": "automatic run", "map_data_history": [["2026-05-05T02:40:19Z", "ak", 1, "automatic run"], ["2026-05-05T02:42:36Z", "ak", 2, "automatic run"], ["2026-05-05T02:44:44Z", "ak", 3, "automatic run"], ["2026-05-05T02:47:05Z", "ak", 4, "automatic run"], ["2026-05-05T05:12:46Z", "ak", 5, "automatic run"]], "map_status": "automatic"}, "site_response": {"vs30default": "760.0", "site_correction": "GMPE native"}}}