A magnitude ML 0.8 earthquake occured in region: 3 km E Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7070, 13.2800 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 | 3 | 667 | 667 |
Arquata del Tronto | AP | 8 | 1178 | 1845 |
Amatrice | RI | 9 | 2657 | 4502 |
Acquasanta Terme | AP | 13 | 2916 | 7418 |
Cittareale | RI | 14 | 482 | 7900 |
Montegallo | AP | 16 | 523 | 8423 |
Norcia | PG | 18 | 4957 | 13380 |
Valle Castellana | TE | 18 | 977 | 14357 |
Campotosto | AQ | 18 | 542 | 14899 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2021-05-24 23:14:18 |
42.7072 | 13.28 | 11 | 2021-05-24 23:34:46 |
Sala Sismica INGV-Roma | 90466041 |
Field | Value |
---|---|
Time (UTC) | 2021-05-24 23:14:18 ± 0.1 |
Latitude | 42.7072 ± 0.0063 |
Longitude | 13.2800 ± 0.0073 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 90466041 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 686 |
Semi-minor axis of confidence ellipse (meter) | 553 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 20 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 690.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.09893 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38851 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 90466041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-24 23:34:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-05-24T23:14:28.21 | 0.1 | undecidable | manual | S | 109 | 28.0497 | 50 | -0.45 | 90 |
IV.RM33.EHZ. | 2021-05-24T23:14:27.07 | 0.6 | undecidable | manual | S | 194 | 22.6551 | 50 | -0.15 | 48 |
IV.NRCA.HHZ. | 2021-05-24T23:14:26.05 | 0.1 | undecidable | manual | S | 316 | 19.4694 | 119 | -0.3 | 94 |
IV.MMO1.EHZ. | 2021-05-24T23:14:26.86 | 0.6 | undecidable | manual | S | 10 | 21.6672 | 50 | -0.1 | 49 |
IV.CSP1.EHZ. | 2021-05-24T23:14:26.94 | 0.1 | undecidable | manual | P | 352 | 43.1235 | 50 | 0.19 | 92 |
IV.TERO.HHZ. | 2021-05-24T23:14:24.68 | 0.1 | undecidable | manual | P | 109 | 28.0497 | 50 | 0.25 | 93 |
IV.MMO1.EHZ. | 2021-05-24T23:14:23.59 | 0.3 | undecidable | manual | P | 10 | 21.6672 | 50 | 0.15 | 72 |
IV.MTRA.EHZ. | 2021-05-24T23:14:23.89 | 0.1 | undecidable | manual | S | 60 | 10.9779 | 134 | -0.07 | 100 |
IV.RM33.EHZ. | 2021-05-24T23:14:23.73 | 0.1 | undecidable | manual | P | 194 | 22.6551 | 50 | 0.13 | 97 |
IV.NRCA.HHZ. | 2021-05-24T23:14:23.09 | 0.1 | undecidable | manual | P | 316 | 19.4694 | 119 | 0 | 100 |
IV.MTRA.EHZ. | 2021-05-24T23:14:21.92 | 0.1 | undecidable | manual | P | 60 | 10.9779 | 134 | 0.21 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:0.8 | 0.0000729 | 0.42 | AML | other | m | 2021-05-24T23:14:24.64 |
IV.MTRA.EHN. | ML:0.8 | 0.00006829999999999999 | 0.9 | AML | other | m | 2021-05-24T23:14:25.64 |
IV.NRCA.HHN. | ML:0.9 | 0.0000626 | 0.16 | AML | other | m | 2021-05-24T23:14:26.39 |
IV.NRCA.HHE. | ML:0.7 | 0.0000412 | 0.52 | AML | other | m | 2021-05-24T23:14:27.40 |