A magnitude ML 1.2 earthquake occured in region: 5 km S Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7260, 13.3130 at 13 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 | 6 | 1178 | 1178 |
Accumoli | RI | 6 | 667 | 1845 |
Acquasanta Terme | AP | 9 | 2916 | 4761 |
Amatrice | RI | 11 | 2657 | 7418 |
Montegallo | AP | 13 | 523 | 7941 |
Valle Castellana | TE | 15 | 977 | 8918 |
Cittareale | RI | 17 | 482 | 9400 |
Rocca Santa Maria | TE | 18 | 537 | 9937 |
Campotosto | AQ | 19 | 542 | 10479 |
Norcia | PG | 19 | 4957 | 15436 |
Montemonaco | AP | 20 | 604 | 16040 |
Cortino | TE | 20 | 656 | 16696 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-05-03 21:08:59 |
42.7257 | 13.313 | 13 | 2023-05-03 21:14:24 |
Sala Sismica INGV-Roma | 116997061 |
Field | Value |
---|---|
Time (UTC) | 2023-05-03 21:08:59 ± 0.04 |
Latitude | 42.7257 ± 0.0018 |
Longitude | 13.3130 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116997061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 266 |
Semi-minor axis of confidence ellipse (meter) | 128 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 252 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 68 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 26 |
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) | 0.40919 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 116997061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-03 21:14:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HNZ. | 2023-05-03T21:09:28.49 | 3.0 | undecidable | manual | S | 0.59 | 0 | |||
IV.VCEL.EHZ. | 2023-05-03T21:09:15.84 | 3.0 | undecidable | manual | S | -0.69 | 0 | |||
IV.CESI.HHZ. | 2023-05-03T21:09:14.54 | 0.6 | undecidable | manual | S | 313 | 45.4212 | 94 | 0.06 | 48 |
IV.CSP1.EHZ. | 2023-05-03T21:09:13.75 | 0.6 | undecidable | manual | S | 348 | 41.5251 | 94 | 0.29 | 46 |
IV.GIGS.HHZ. | 2023-05-03T21:09:12.03 | 0.6 | undecidable | manual | S | 145 | 36.9297 | 95 | -0.19 | 47 |
IV.FDMO.HHZ. | 2023-05-03T21:09:12.68 | 0.6 | undecidable | manual | S | 332 | 39.0276 | 95 | -0.11 | 48 |
IV.TERO.HHZ. | 2023-05-03T21:09:09.35 | 0.6 | undecidable | manual | S | 116 | 26.3514 | 99 | -0.06 | 49 |
IV.RM33.EHZ. | 2023-05-03T21:09:09.22 | 0.6 | undecidable | manual | S | 199 | 25.3524 | 100 | 0.07 | 50 |
IV.LNSS.HHZ. | 2023-05-03T21:09:09.45 | 0.3 | undecidable | manual | S | 239 | 26.0517 | 99 | 0.11 | 74 |
IV.CESI.HHZ. | 2023-05-03T21:09:08.19 | 1.0 | undecidable | manual | P | 313 | 45.4212 | 94 | -0.12 | 24 |
IV.NRCA.HHZ. | 2023-05-03T21:09:07.53 | 0.6 | undecidable | manual | S | 307 | 20.1687 | 105 | -0.26 | 48 |
IV.CSP1.EHZ. | 2023-05-03T21:09:07.72 | 0.3 | positive | manual | P | 348 | 41.5251 | 94 | 0 | 73 |
IV.MMO1.EHZ. | 2023-05-03T21:09:07.55 | 0.6 | undecidable | manual | S | 3 | 19.2696 | 106 | -0.04 | 51 |
7F.SIB2.EHN. | 2023-05-03T21:09:07.21 | 0.6 | undecidable | manual | S | 358 | 18.3705 | 108 | -0.13 | 50 |
IV.FDMO.HHZ. | 2023-05-03T21:09:07.25 | 0.6 | undecidable | manual | P | 332 | 39.0276 | 95 | -0.09 | 48 |
7F.SIB3.EHN. | 2023-05-03T21:09:06.77 | 0.6 | undecidable | manual | S | 348 | 16.9719 | 111 | -0.21 | 49 |
IV.GIGS.HHZ. | 2023-05-03T21:09:06.85 | 1.0 | undecidable | manual | P | 145 | 36.9297 | 95 | -0.16 | 24 |
IV.SMA1.EHZ. | 2023-05-03T21:09:05.42 | 0.6 | undecidable | manual | S | 170 | 10.6782 | 130 | -0.12 | 50 |
IV.RM33.EHZ. | 2023-05-03T21:09:05.26 | 1.0 | undecidable | manual | P | 199 | 25.3524 | 100 | 0.02 | 25 |
IV.LNSS.HHZ. | 2023-05-03T21:09:05.35 | 0.1 | undecidable | manual | P | 239 | 26.0517 | 99 | 0 | 100 |
IV.TERO.HHZ. | 2023-05-03T21:09:05.41 | 1.0 | undecidable | manual | P | 116 | 26.3514 | 99 | 0.02 | 25 |
7F.SIB2.EHN. | 2023-05-03T21:09:04.20 | 0.3 | undecidable | manual | P | 358 | 18.3705 | 108 | 0.01 | 76 |
IV.MTRA.EHZ. | 2023-05-03T21:09:04.84 | 0.6 | undecidable | manual | S | 63 | 7.5813 | 142 | -0.13 | 51 |
IV.NRCA.HHZ. | 2023-05-03T21:09:04.39 | 1.0 | undecidable | manual | P | 307 | 20.1687 | 105 | -0.06 | 25 |
IV.MMO1.EHZ. | 2023-05-03T21:09:04.42 | 0.3 | positive | manual | P | 3 | 19.2696 | 106 | 0.09 | 75 |
IV.SMA1.EHZ. | 2023-05-03T21:09:03.45 | 0.6 | negative | manual | P | 170 | 10.6782 | 130 | 0.3 | 49 |
7F.SIB3.EHN. | 2023-05-03T21:09:03.95 | 0.3 | undecidable | manual | P | 348 | 16.9719 | 111 | -0.03 | 76 |
IV.MTRA.EHZ. | 2023-05-03T21:09:03.04 | 0.1 | undecidable | manual | P | 63 | 7.5813 | 142 | 0.22 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.3 | 0.0002 | 0.14 | AML | other | m | 2023-05-03T21:09:05.79 |
IV.SMA1.EHE. | ML:1.3 | 0.0001875 | 0.12 | AML | other | m | 2023-05-03T21:09:05.86 |
IV.NRCA.HHE. | ML:1.2 | 0.00011507286 | 0.064 | AML | other | m | 2023-05-03T21:09:07.62 |
IV.NRCA.HHN. | ML:1.4 | 0.00017416335 | 0.128 | AML | other | m | 2023-05-03T21:09:08.28 |
IV.LNSS.HHN. | ML:0.9 | 0.00003861216 | 0.32 | AML | other | m | 2023-05-03T21:09:09.71 |
IV.LNSS.HHE. | ML:0.8 | 0.0000287689 | 0.1408 | AML | other | m | 2023-05-03T21:09:10.42 |
IV.NRCA.HNE. | ML:1.2 | 0.000112360125 | 0.064 | AML | other | m | 2023-05-03T21:09:07.62 |
IV.NRCA.HNN. | ML:1.4 | 0.00017159910000000002 | 0.1152 | AML | other | m | 2023-05-03T21:09:08.24 |
IV.LNSS.HNE. | ML:1.3 | 0.0001170701515 | 0.6016 | AML | other | m | 2023-05-03T21:09:11.21 |
IV.LNSS.HNN. | ML:1.4 | 0.00013612399249999998 | 0.64 | AML | other | m | 2023-05-03T21:09:13.15 |
IV.TERO.HHE. | ML:0.6 | 0.000021825295000000002 | 0.0896 | AML | other | m | 2023-05-03T21:09:09.54 |
IV.TERO.HHN. | ML:0.7 | 0.000025094645 | 0.064 | AML | other | m | 2023-05-03T21:09:09.50 |
IV.TERO.HNE. | ML:1.4 | 0.00014929348 | 0.768 | AML | other | m | 2023-05-03T21:09:12.85 |
IV.TERO.HNN. | ML:1.5 | 0.00018013925 | 0.8832 | AML | other | m | 2023-05-03T21:09:05.17 |
IV.GIGS.HHE. | ML:0.6 | 0.0000135877 | 1.536 | AML | other | m | 2023-05-03T21:09:20.76 |
IV.GIGS.HHN. | ML:0.7 | 0.00001857569 | 1.7024 | AML | other | m | 2023-05-03T21:09:21.29 |
IV.CSP1.EHE. | ML:1.3 | 0.000058158425 | 0.9856 | AML | other | m | 2023-05-03T21:09:21.20 |
IV.CSP1.EHN. | ML:1.3 | 0.00006540029499999999 | 1.3184 | AML | other | m | 2023-05-03T21:09:13.29 |
IV.CESI.HHE. | ML:0.7 | 0.000013602222 | 0.7936 | AML | other | m | 2023-05-03T21:09:26.59 |
IV.CESI.HHN. | ML:0.8 | 0.000019172089999999998 | 0.2688 | AML | other | m | 2023-05-03T21:09:17.05 |
IV.CESI.HNE. | ML:1.5 | 0.00009845961 | 0.8576 | AML | other | m | 2023-05-03T21:09:09.26 |
IV.CESI.HNN. | ML:1.6 | 0.00012464630499999999 | 0.8704 | AML | other | m | 2023-05-03T21:09:16.76 |