A magnitude ML 0.8 earthquake occured in region: 7 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7960, 13.2120 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 7 | 1178 | 1178 |
Norcia | PG | 10 | 4957 | 6135 |
Montegallo | AP | 11 | 523 | 6658 |
Accumoli | RI | 12 | 667 | 7325 |
Castelsantangelo sul Nera | MC | 12 | 281 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Acquasanta Terme | AP | 16 | 2916 | 11126 |
Preci | PG | 17 | 724 | 11850 |
Ussita | MC | 18 | 444 | 12294 |
Visso | MC | 18 | 1107 | 13401 |
Cascia | PG | 18 | 3217 | 16618 |
Amatrice | RI | 19 | 2657 | 19275 |
Montefortino | FM | 20 | 1178 | 20453 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-05-10 09:00:33 |
42.7957 | 13.2118 | 9 | 2023-05-10 09:16:30 |
Sala Sismica INGV-Roma | 117210711 |
Field | Value |
---|---|
Time (UTC) | 2023-05-10 09:00:33 ± 0.07 |
Latitude | 42.7957 ± 0.0036 |
Longitude | 13.2118 ± 0.0049 |
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 | 117210711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 380 |
Semi-minor axis of confidence ellipse (meter) | 325 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 61 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 85 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.08094 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33545 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117210711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-10 09:16:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2023-05-10T09:00:45.35 | 0.6 | undecidable | manual | S | 359 | 32.8449 | 50 | 0.18 | 46 |
IV.TERO.HHZ. | 2023-05-10T09:00:45.97 | 0.3 | undecidable | manual | S | 121 | 37.2294 | 50 | -0.38 | 66 |
IV.RM33.EHZ. | 2023-05-10T09:00:44.60 | 0.6 | undecidable | manual | S | 180 | 31.8459 | 50 | -0.29 | 45 |
IV.FDMO.HHZ. | 2023-05-10T09:00:44.05 | 0.6 | undecidable | manual | S | 339 | 28.5492 | 108 | 0.06 | 48 |
IV.LNSS.HHZ. | 2023-05-10T09:00:43.11 | 0.6 | undecidable | manual | S | 213 | 25.5522 | 110 | 0.11 | 48 |
IV.TERO.HHZ. | 2023-05-10T09:00:41.38 | 0.1 | undecidable | manual | P | 121 | 37.2294 | 50 | 0.44 | 87 |
IV.SMA1.EHZ. | 2023-05-10T09:00:41.12 | 0.6 | undecidable | manual | S | 151 | 20.868 | 114 | -0.39 | 45 |
IV.MTRA.HNZ. | 2023-05-10T09:00:40.04 | 0.6 | undecidable | manual | S | 106 | 15.6732 | 121 | 0.15 | 48 |
IV.CSP1.EHZ. | 2023-05-10T09:00:40.13 | 0.6 | positive | manual | P | 359 | 32.8449 | 50 | -0.13 | 47 |
IV.LNSS.HHZ. | 2023-05-10T09:00:39.18 | 0.6 | undecidable | manual | P | 213 | 25.5522 | 110 | 0.17 | 47 |
IV.RM33.EHZ. | 2023-05-10T09:00:39.99 | 1.0 | negative | manual | P | 180 | 31.8459 | 50 | -0.11 | 24 |
IV.MMO1.HNZ. | 2023-05-10T09:00:39.73 | 0.6 | undecidable | manual | S | 39 | 14.874 | 122 | 0.09 | 49 |
IV.FDMO.HHZ. | 2023-05-10T09:00:38.65 | 1.0 | positive | manual | P | 339 | 28.5492 | 108 | -0.93 | 18 |
7F.SIB2.EHZ. | 2023-05-10T09:00:38.94 | 0.6 | undecidable | manual | S | 35 | 12.9759 | 126 | -0.17 | 48 |
IV.SMA1.EHZ. | 2023-05-10T09:00:38.28 | 1.0 | negative | manual | P | 151 | 20.868 | 114 | 0.13 | 24 |
IV.NRCA.HHZ. | 2023-05-10T09:00:37.95 | 0.6 | undecidable | manual | S | 298 | 8.9799 | 136 | -0.11 | 49 |
IV.MMO1.HNZ. | 2023-05-10T09:00:37.19 | 0.1 | undecidable | manual | P | 39 | 14.874 | 122 | 0.12 | 97 |
IV.MTRA.HNZ. | 2023-05-10T09:00:37.41 | 0.1 | undecidable | manual | P | 106 | 15.6732 | 121 | 0.2 | 95 |
7F.SIB3.EHZ. | 2023-05-10T09:00:37.92 | 0.6 | undecidable | manual | S | 28 | 9.9789 | 133 | -0.39 | 46 |
7F.SIB3.EHZ. | 2023-05-10T09:00:36.31 | 0.1 | undecidable | manual | P | 28 | 9.9789 | 133 | 0.01 | 100 |
IV.NRCA.HHZ. | 2023-05-10T09:00:36.22 | 0.1 | positive | manual | P | 298 | 8.9799 | 136 | 0.06 | 99 |
7F.SIB2.EHZ. | 2023-05-10T09:00:36.76 | 0.1 | undecidable | manual | P | 35 | 12.9759 | 126 | 0 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHE. | ML:0.9 | 0.00003765 | 0.92 | AML | other | m | 2023-05-10T09:00:45.15 |
IV.RM33.EHN. | ML:0.9 | 0.00004185 | 1.32 | AML | other | m | 2023-05-10T09:00:45.27 |
IV.SMA1.EHE. | ML:0.8 | 0.0000467 | 0.66 | AML | other | m | 2023-05-10T09:00:48.35 |
IV.SMA1.EHN. | ML:0.9 | 0.00005715 | 0.62 | AML | other | m | 2023-05-10T09:00:48.87 |
IV.FDMO.HHE. | ML:0.5 | 0.0000145414 | 0.16 | AML | other | m | 2023-05-10T09:00:44.20 |
IV.FDMO.HHN. | ML:0.6 | 0.000019104375 | 0.1344 | AML | other | m | 2023-05-10T09:00:44.29 |
IV.LNSS.HHE. | ML:0.8 | 0.000037155855000000005 | 0.1216 | AML | other | m | 2023-05-10T09:00:44.45 |
IV.LNSS.HHN. | ML:0.8 | 0.000036004755 | 0.3392 | AML | other | m | 2023-05-10T09:00:47.35 |
IV.TERO.HHE. | ML:0.6 | 0.000017181195 | 0.1216 | AML | other | m | 2023-05-10T09:00:46.41 |
IV.TERO.HHN. | ML:0.9 | 0.000029900894999999997 | 0.0832 | AML | other | m | 2023-05-10T09:00:46.46 |