A magnitude ML 0.4 earthquake occured in region: 5 km N Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7400, 13.2430 at 11 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 |
---|---|---|---|---|
Accumoli | RI | 5 | 667 | 667 |
Arquata del Tronto | AP | 6 | 1178 | 1845 |
Amatrice | RI | 13 | 2657 | 4502 |
Norcia | PG | 14 | 4957 | 9459 |
Montegallo | AP | 14 | 523 | 9982 |
Acquasanta Terme | AP | 14 | 2916 | 12898 |
Cittareale | RI | 15 | 482 | 13380 |
Castelsantangelo sul Nera | MC | 19 | 281 | 13661 |
Cascia | PG | 19 | 3217 | 16878 |
Montemonaco | AP | 19 | 604 | 17482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2023-05-01 03:41:28 |
42.7402 | 13.243 | 11 | 2023-05-01 03:57:18 |
Sala Sismica INGV-Roma | 116922731 |
Field | Value |
---|---|
Time (UTC) | 2023-05-01 03:41:28 ± 0.05 |
Latitude | 42.7402 ± 0.0027 |
Longitude | 13.2430 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116922731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 332 |
Semi-minor axis of confidence ellipse (meter) | 211 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 64 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 88 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.11421 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31746 |
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 | 0.4 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116922731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-01 03:57:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-05-01T03:41:35.18 | 0.3 | undecidable | manual | P | 339 | 35.2425 | 50 | -0.17 | 94 |
IV.MMO1.EHZ. | 2023-05-01T03:41:35.91 | 0.3 | undecidable | manual | S | 21 | 18.9699 | 119 | -0.07 | 98 |
7F.SIB2.EHZ. | 2023-05-01T03:41:35.38 | 0.3 | undecidable | manual | S | 16 | 17.4714 | 121 | -0.16 | 97 |
IV.MF5.EHZ. | 2023-05-01T03:41:35.36 | 0.3 | undecidable | manual | P | 33 | 32.6451 | 50 | 0.41 | 89 |
IV.SMA1.EHZ. | 2023-05-01T03:41:34.65 | 0.3 | undecidable | manual | S | 148 | 14.2746 | 127 | 0.02 | 100 |
IV.MTRA.HNZ. | 2023-05-01T03:41:34.10 | 0.3 | undecidable | manual | S | 82 | 12.6762 | 130 | -0.08 | 99 |
7F.SIB3.EHZ. | 2023-05-01T03:41:34.93 | 0.3 | undecidable | manual | S | 8 | 15.0738 | 125 | 0.07 | 99 |
IV.TERO.HHZ. | 2023-05-01T03:41:34.73 | 0.3 | undecidable | manual | P | 114 | 32.1456 | 50 | -0.15 | 94 |
IV.NRCA.HNZ. | 2023-05-01T03:41:34.73 | 0.3 | undecidable | manual | S | 315 | 14.7741 | 126 | -0.02 | 100 |
IV.LNSS.HHZ. | 2023-05-01T03:41:33.30 | 0.3 | undecidable | manual | P | 227 | 22.4553 | 50 | -0.08 | 97 |
IV.RM33.HNZ. | 2023-05-01T03:41:33.84 | 0.3 | undecidable | manual | P | 185 | 25.752 | 50 | -0.05 | 97 |
IV.NRCA.HNZ. | 2023-05-01T03:41:32.23 | 0.3 | undecidable | manual | P | 315 | 14.7741 | 126 | 0.15 | 97 |
7F.SIB2.EHZ. | 2023-05-01T03:41:32.47 | 0.3 | undecidable | manual | P | 16 | 17.4714 | 121 | -0.07 | 98 |
IV.SMA1.EHZ. | 2023-05-01T03:41:32.09 | 0.3 | undecidable | manual | P | 148 | 14.2746 | 127 | 0.07 | 99 |
IV.MMO1.EHZ. | 2023-05-01T03:41:32.79 | 0.3 | undecidable | manual | P | 21 | 18.9699 | 119 | 0 | 100 |
7F.SIB3.EHZ. | 2023-05-01T03:41:32.18 | 0.3 | undecidable | manual | P | 8 | 15.0738 | 125 | 0.03 | 100 |
IV.MTRA.HNZ. | 2023-05-01T03:41:31.85 | 0.3 | undecidable | manual | P | 82 | 12.6762 | 130 | 0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:0.0 | 0.0000569 | 0.64 | AML | other | m | 2023-05-01T03:41:37.25 |
IV.LNSS.HHN. | ML:0.0 | 0.00005465 | 0.18 | AML | other | m | 2023-05-01T03:41:37.63 |
IV.MMO1.EHE. | ML:0.3 | 0.000013511144999999998 | 0.08 | AML | other | m | 2023-05-01T03:41:36.04 |
IV.MMO1.EHN. | ML:0.7 | 0.000037080725 | 0.1808 | AML | other | m | 2023-05-01T03:41:36.01 |
IV.TERO.HHE. | ML:0.0 | 0.0000066232165 | 0.0608 | AML | other | m | 2023-05-01T03:41:39.74 |
IV.TERO.HHN. | ML:0.4 | 0.000012250460000000001 | 0.0592 | AML | other | m | 2023-05-01T03:41:39.72 |
IV.FDMO.HHE. | ML:0.1 | 0.0000063758759999999996 | 0.2208 | AML | other | m | 2023-05-01T03:41:41.38 |
IV.FDMO.HHN. | ML:0.4 | 0.000011198503500000001 | 0.2992 | AML | other | m | 2023-05-01T03:41:40.61 |