{"multigmpe": {"SA(1.0)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}, {"gmpes": ["[ParkerEtAl2020SSlab]\nregion = \"AK\"", "[AbrahamsonGulerce2020SSlab]\nregion = \"USA-AK\"", "[KuehnEtAl2020SSlab]\nregion = \"USA-AK\""], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_slab_alaska"}], "weights": [0.7084999999999999, 0.2915000000000001], "name": "gmpe_a2026iuvcyc_custom"}, "SA(0.3)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}, {"gmpes": ["[ParkerEtAl2020SSlab]\nregion = \"AK\"", "[AbrahamsonGulerce2020SSlab]\nregion = \"USA-AK\"", "[KuehnEtAl2020SSlab]\nregion = \"USA-AK\""], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_slab_alaska"}], "weights": [0.7084999999999999, 0.2915000000000001], "name": "gmpe_a2026iuvcyc_custom"}, "SA(3.0)": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}, {"gmpes": ["[ParkerEtAl2020SSlab]\nregion = \"AK\"", "[AbrahamsonGulerce2020SSlab]\nregion = \"USA-AK\"", "[KuehnEtAl2020SSlab]\nregion = \"USA-AK\""], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_slab_alaska"}], "weights": [0.7084999999999999, 0.2915000000000001], "name": "gmpe_a2026iuvcyc_custom"}, "PGA": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}, {"gmpes": ["[ParkerEtAl2020SSlab]\nregion = \"AK\"", "[AbrahamsonGulerce2020SSlab]\nregion = \"USA-AK\"", "[KuehnEtAl2020SSlab]\nregion = \"USA-AK\""], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_slab_alaska"}], "weights": [0.7084999999999999, 0.2915000000000001], "name": "gmpe_a2026iuvcyc_custom"}, "PGV": {"gmpes": [{"gmpes": ["[ParkerEtAl2020SInterAK]", "[AbrahamsonGulerce2020SInterAK]", "[KuehnEtAl2020SInterAK]"], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_interface_alaska"}, {"gmpes": ["[ParkerEtAl2020SSlab]\nregion = \"AK\"", "[AbrahamsonGulerce2020SSlab]\nregion = \"USA-AK\"", "[KuehnEtAl2020SSlab]\nregion = \"USA-AK\""], "weights": [0.3333, 0.3333, 0.3334], "name": "subduction_slab_alaska"}], "weights": [0.7084999999999999, 0.2915000000000001], "name": "gmpe_a2026iuvcyc_custom"}}, "input": {"event_information": {"depth": "47.915", "event_id": "a2026iuvcyc", "eventsource": "AK", "netid": "AK", "eventsourcecode": "a2026iuvcyc", "id": "a2026iuvcyc", "productcode": "a2026iuvcyc", "productsource": "ak", "producttype": "shakemap", "event_ref": "Origin", "fault_ref": "Origin", "intensity_observations": "0", "latitude": "51.6872", "longitude": "176.08", "location": "246 km (153 miles) ESE of Attu Station", "magnitude": "4.12116", "origin_time": "2026-05-04T21:11:23.971929Z", "seismic_stations": "3", "src_mech": "ALL", "event_description": "246 km (153 miles) ESE of Attu Station", "event_type": "ACTUAL", "origin_reviewed": "unknown"}}, "strec": {"TectonicRegion": "Subduction", "FocalMechanism": "ALL", "TensorType": "composite", "TensorSource": "composite", "KaganAngle": null, "CompositeVariability": 0.658414663580378, "NComposite": 3, "DistanceToStable": 213.47676998687544, "DistanceToActive": 82.85239914728163, "DistanceToSubduction": 0.0, "DistanceToVolcanic": 5158.433294098753, "Oceanic": false, "DistanceToOceanic": 97.20787630689368, "DistanceToContinental": 0.0, "SlabModelRegion": "", "SlabModelDepth": null, "SlabModelDepthUncertainty": null, "SlabModelDip": null, "SlabModelStrike": null, "SlabModelMaximumDepth": null, "ProbabilityActive": 0.14637603098911836, "ProbabilityStable": 0.0, "ProbabilitySubduction": 0.8536239690108818, "ProbabilityVolcanic": 0.0, "ProbabilitySubductionCrustal": 0.0, "ProbabilitySubductionInterface": 0.6047925820442097, "ProbabilitySubductionIntraslab": 0.24883138696667212, "DistanceToBackarc": 1697.0646099207224, "ProbabilityActiveShallow": 0.0, "ProbabilityActiveDeep": 0.14637603098911836, "ProbabilityStableShallow": 0.0, "ProbabilityVolcanicShallow": 0.0}, "output": {"ground_motions": {"SA(1.0)": {"units": "g", "bias": "0.0", "max_grid": "0.002", "max": "0.001"}, "SA(0.3)": {"units": "g", "bias": "0.0", "max_grid": "0.006", "max": "0.003"}, "MMI": {"units": "intensity", "bias": "0.0", "max_grid": "2.642", "max": "2.092"}, "SA(3.0)": {"units": "g", "bias": "0.0", "max_grid": "0.0", "max": "0.0"}, "PGA": {"units": "g", "bias": "0.0", "max_grid": "0.004", "max": "0.001"}, "PGV": {"units": "cms", "bias": "0.0", "max_grid": "0.131", "max": "0.059"}}, "map_information": {"grid_points": {"longitude": "695", "latitude": "433", "units": ""}, "grid_spacing": {"longitude": "0.0083333", "latitude": "0.0083333", "units": "degrees"}, "grid_span": {"longitude": "5.783", "latitude": "3.6", "units": "degrees"}, "min": {"longitude": "173.3", "latitude": "49.85", "units": "degrees"}, "max": {"longitude": "179.083", "latitude": "53.45", "units": "degrees"}}, "uncertainty": {"grade": "--", "mean_uncertainty_ratio": null, "total_flagged_mi": "0", "total_flagged_pgm": "0"}}, "processing": {"ground_motion_modules": {"gmpe": {"module": "gmpe_a2026iuvcyc_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": "2026-05-04T21:42:40Z", "map_version": 5, "map_comment": "automatic run", "map_data_history": [["2026-05-04T21:17:06Z", "ak", 1, "automatic run"], ["2026-05-04T21:19:07Z", "ak", 2, "automatic run"], ["2026-05-04T21:20:56Z", "ak", 3, "automatic run"], ["2026-05-04T21:22:55Z", "ak", 4, "automatic run"], ["2026-05-04T21:42:36Z", "ak", 5, "automatic run"]], "map_status": "automatic"}, "site_response": {"vs30default": "760.0", "site_correction": "GMPE native"}}}