A magnitude ML 0.8 earthquake occured in region: 2 km SW Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6140, 13.2730 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 |
---|---|---|---|---|
Amatrice | RI | 2 | 2657 | 2657 |
Cittareale | RI | 9 | 482 | 3139 |
Accumoli | RI | 9 | 667 | 3806 |
Campotosto | AQ | 10 | 542 | 4348 |
Montereale | AQ | 10 | 2581 | 6929 |
Capitignano | AQ | 11 | 665 | 7594 |
Borbona | RI | 16 | 617 | 8211 |
Posta | RI | 18 | 694 | 8905 |
Cagnano Amiterno | AQ | 18 | 1369 | 10274 |
Arquata del Tronto | AP | 18 | 1178 | 11452 |
Barete | AQ | 18 | 737 | 12189 |
Crognaleto | TE | 19 | 1297 | 13486 |
Cortino | TE | 19 | 656 | 14142 |
Pizzoli | AQ | 20 | 4326 | 18468 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2023-05-17 18:45:51 |
42.614 | 13.2728 | 13 | 2023-05-17 18:53:05 |
Sala Sismica INGV-Roma | 117431381 |
Field | Value |
---|---|
Time (UTC) | 2023-05-17 18:45:51 ± 0.04 |
Latitude | 42.6140 ± 0.0027 |
Longitude | 13.2728 ± 0.0024 |
Depth (km) | 13 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117431381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 233 |
Semi-minor axis of confidence ellipse (meter) | 225 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 184 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 230.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 114 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
Epicentral distance of station closest to the epicenter (degree) | 0.04856 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28868 |
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 | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117431381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-17 18:53:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | 2023-05-17T18:46:02.92 | 0.6 | undecidable | manual | S | 286 | 32.0457 | 97 | 0.1 | 48 |
IV.TERO.HHZ. | 2023-05-17T18:46:01.40 | 0.6 | undecidable | manual | S | 88 | 27.0507 | 99 | -0.09 | 48 |
IV.NRCA.HHZ. | 2023-05-17T18:46:01.48 | 0.6 | undecidable | manual | S | 332 | 27.5502 | 98 | -0.15 | 48 |
IV.LNSS.HHZ. | 2023-05-17T18:45:59.38 | 0.6 | undecidable | manual | S | 266 | 19.0698 | 107 | -0.01 | 50 |
IV.GAVE.EHE. | 2023-05-17T18:45:58.13 | 0.1 | undecidable | manual | P | 286 | 32.0457 | 97 | -0.02 | 97 |
IV.TERO.HHZ. | 2023-05-17T18:45:57.42 | 0.3 | undecidable | manual | P | 88 | 27.0507 | 99 | 0.05 | 73 |
IV.RM33.EHZ. | 2023-05-17T18:45:57.67 | 0.6 | undecidable | manual | S | 202 | 12.5763 | 123 | -0.16 | 49 |
IV.NRCA.HHZ. | 2023-05-17T18:45:57.47 | 0.6 | positive | manual | P | 332 | 27.5502 | 98 | 0.01 | 49 |
IV.LNSS.HHZ. | 2023-05-17T18:45:56.14 | 1.0 | undecidable | manual | P | 266 | 19.0698 | 107 | -0.03 | 25 |
IV.SMA1.EHZ. | 2023-05-17T18:45:56.48 | 0.3 | undecidable | manual | S | 70 | 5.3946 | 152 | -0.06 | 76 |
IV.RM33.EHZ. | 2023-05-17T18:45:55.39 | 0.6 | positive | manual | P | 202 | 12.5763 | 123 | 0.12 | 49 |
IV.SMA1.EHZ. | 2023-05-17T18:45:54.61 | 0.1 | undecidable | manual | P | 70 | 5.3946 | 152 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.5 | 0.000428 | 0.26 | AML | other | m | 2023-05-17T18:45:56.45 |
IV.SMA1.EHN. | ML:1.3 | 0.0002255 | 0.12 | AML | other | m | 2023-05-17T18:45:56.77 |
IV.RM33.EHE. | ML:1.0 | 0.00008475 | 0.64 | AML | other | m | 2023-05-17T18:45:58.89 |
IV.RM33.EHN. | ML:0.9 | 0.00008135000000000001 | 0.56 | AML | other | m | 2023-05-17T18:45:58.91 |
IV.LNSS.HHE. | ML:0.8 | 0.000039872024999999995 | 0.1536 | AML | other | m | 2023-05-17T18:45:59.46 |
IV.LNSS.HHN. | ML:0.8 | 0.000040380545 | 0.32 | AML | other | m | 2023-05-17T18:45:59.41 |
IV.TERO.HHE. | ML:0.5 | 0.000016644920000000002 | 0.1408 | AML | other | m | 2023-05-17T18:46:01.77 |
IV.TERO.HHN. | ML:0.7 | 0.00002404885 | 0.192 | AML | other | m | 2023-05-17T18:46:01.85 |
IV.NRCA.HHE. | ML:0.8 | 0.000030016569999999998 | 0.1664 | AML | other | m | 2023-05-17T18:46:01.63 |
IV.NRCA.HHN. | ML:0.6 | 0.000020618585000000002 | 0.8064 | AML | other | m | 2023-05-17T18:46:00.67 |