A magnitude ML 0.8 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8090, 13.1300 at 9 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 14 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Arquata del Tronto | AP | 14 | 1178 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 17 | 1075 | 14173 |
Sellano | PG | 19 | 1079 | 15252 |
Poggiodomo | PG | 19 | 117 | 15369 |
Montemonaco | AP | 19 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2024-04-04 01:26:54 |
42.8088 | 13.1298 | 9 | 2024-04-04 01:33:05 |
Sala Sismica INGV-Roma | 126458941 |
Field | Value |
---|---|
Time (UTC) | 2024-04-04 01:26:54 ± 0.07 |
Latitude | 42.8088 ± 0.0027 |
Longitude | 13.1298 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126458941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 314 |
Semi-minor axis of confidence ellipse (meter) | 254 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 135 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28778 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 126458941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-04 01:33:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATCC.EHZ. | 2024-04-04T01:27:12.87 | 3.0 | undecidable | manual | S | -0.06 | 0 | |||
IV.MOMA.HHZ. | 2024-04-04T01:27:09.09 | 3.0 | undecidable | manual | S | -0.23 | 0 | |||
IV.GAVE.EHZ. | 2024-04-04T01:27:02.53 | 0.3 | undecidable | manual | S | 236 | 23.1546 | 111 | -0.11 | 72 |
IV.MMO1.EHZ. | 2024-04-04T01:27:01.24 | 0.1 | undecidable | manual | S | 58 | 18.87 | 115 | -0.04 | 98 |
IV.CSP1.EHZ. | 2024-04-04T01:27:00.82 | 1.0 | positive | manual | P | 11 | 31.9458 | 105 | 0.12 | 24 |
IV.CESI.HHZ. | 2024-04-04T01:26:59.97 | 0.6 | negative | manual | P | 320 | 28.4493 | 107 | -0.05 | 48 |
IV.LNSS.HHZ. | 2024-04-04T01:26:59.19 | 0.1 | undecidable | manual | P | 198 | 23.9538 | 110 | 0.02 | 98 |
IV.SMA1.EHZ. | 2024-04-04T01:26:59.42 | 1.0 | undecidable | manual | P | 140 | 25.9518 | 108 | -0.12 | 24 |
IV.FDMO.HHZ. | 2024-04-04T01:26:59.40 | 0.1 | undecidable | manual | P | 352 | 25.4523 | 109 | -0.06 | 97 |
IV.GAVE.EHZ. | 2024-04-04T01:26:59.06 | 0.1 | undecidable | manual | P | 236 | 23.1546 | 111 | 0.05 | 97 |
IV.MMO1.EHZ. | 2024-04-04T01:26:58.22 | 0.1 | undecidable | manual | P | 58 | 18.87 | 115 | -0.01 | 99 |
IV.NRCA.HHZ. | 2024-04-04T01:26:57.17 | 0.1 | undecidable | manual | S | 335 | 2.997 | 161 | -0.08 | 100 |
IV.NRCA.HHZ. | 2024-04-04T01:26:56.13 | 0.1 | undecidable | manual | P | 335 | 2.997 | 161 | 0.23 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHE. | ML:1.0 | 0.00007395000000000001 | 0.18 | AML | other | m | 2024-04-04T01:27:01.43 |
IV.MMO1.EHN. | ML:0.8 | 0.0000558 | 0.68 | AML | other | m | 2024-04-04T01:27:01.57 |
IV.LNSS.HHN. | ML:1.0 | 0.00006505 | 0.26 | AML | other | m | 2024-04-04T01:27:03.23 |
IV.LNSS.HHE. | ML:0.8 | 0.00004295 | 0.36 | AML | other | m | 2024-04-04T01:27:03.57 |
IV.GAVE.EHN. | ML:0.7 | 0.0000336 | 1.22 | AML | other | m | 2024-04-04T01:27:04.76 |
IV.CESI.HHE. | ML:0.7 | 0.0000272 | 0.32 | AML | other | m | 2024-04-04T01:27:04.69 |
IV.CESI.HHN. | ML:0.8 | 0.0000298 | 0.52 | AML | other | m | 2024-04-04T01:27:04.88 |
IV.GAVE.EHE. | ML:0.7 | 0.000037345 | 0.82 | AML | other | m | 2024-04-04T01:27:05.39 |