A magnitude ML 0.9 earthquake occured in region: 1 km SW Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6230, 13.2840 at 12 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 | 1 | 2657 | 2657 |
Accumoli | RI | 9 | 667 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Campotosto | AQ | 10 | 542 | 4348 |
Montereale | AQ | 11 | 2581 | 6929 |
Capitignano | AQ | 11 | 665 | 7594 |
Arquata del Tronto | AP | 17 | 1178 | 8772 |
Borbona | RI | 17 | 617 | 9389 |
Crognaleto | TE | 18 | 1297 | 10686 |
Cortino | TE | 18 | 656 | 11342 |
Cagnano Amiterno | AQ | 19 | 1369 | 12711 |
Posta | RI | 19 | 694 | 13405 |
Barete | AQ | 19 | 737 | 14142 |
Acquasanta Terme | AP | 19 | 2916 | 17058 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-10-31 21:32:00 |
42.623 | 13.2842 | 12 | 2020-10-31 22:30:00 |
Sala Sismica INGV-Roma | 84337161 |
Field | Value |
---|---|
Time (UTC) | 2020-10-31 21:32:00 ± 0.07 |
Latitude | 42.6230 ± 0.0036 |
Longitude | 13.2842 ± 0.0049 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84337161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 363 |
Semi-minor axis of confidence ellipse (meter) | 258 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 41 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.01169 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43797 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 84337161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-31 22:30:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2020-10-31T21:32:16.31 | 0.3 | undecidable | manual | S | 341 | 48.618 | 91 | 0.28 | 68 |
IV.GAVE.EHZ. | 2020-10-31T21:32:11.62 | 0.3 | undecidable | manual | S | 284 | 32.745 | 91 | -0.18 | 71 |
IV.NRCA.HHZ. | 2020-10-31T21:32:10.01 | 0.3 | undecidable | manual | S | 329 | 27.1506 | 92 | -0.3 | 69 |
IV.TERO.HHZ. | 2020-10-31T21:32:09.70 | 0.3 | undecidable | manual | S | 90 | 26.0517 | 92 | -0.32 | 70 |
IV.FDMO.HHZ. | 2020-10-31T21:32:09.76 | 0.1 | undecidable | manual | P | 341 | 48.618 | 91 | 0.25 | 90 |
IV.LNSS.HNE. | 2020-10-31T21:32:08.32 | 0.3 | undecidable | manual | S | 264 | 20.0688 | 94 | -0.09 | 74 |
IV.GAVE.EHZ. | 2020-10-31T21:32:07.00 | 0.1 | undecidable | manual | P | 284 | 32.745 | 91 | -0.06 | 97 |
IV.NRCA.HHZ. | 2020-10-31T21:32:06.15 | 0.1 | undecidable | manual | P | 329 | 27.1506 | 92 | -0.06 | 98 |
IV.RM33.EHZ. | 2020-10-31T21:32:06.63 | 0.3 | undecidable | manual | S | 204 | 13.875 | 105 | -0.15 | 74 |
IV.TERO.HHZ. | 2020-10-31T21:32:06.03 | 0.1 | undecidable | manual | P | 90 | 26.0517 | 92 | -0.01 | 99 |
IV.CAMP.HHZ. | 2020-10-31T21:32:06.64 | 0.3 | undecidable | manual | S | 133 | 14.0748 | 105 | -0.19 | 74 |
IV.LNSS.HNE. | 2020-10-31T21:32:05.11 | 0.1 | undecidable | manual | P | 264 | 20.0688 | 94 | 0 | 100 |
IV.CAMP.HHZ. | 2020-10-31T21:32:04.35 | 0.1 | undecidable | manual | P | 133 | 14.0748 | 105 | 0.16 | 97 |
IV.T1299.EHE. | 2020-10-31T21:32:04.37 | 0.3 | undecidable | manual | S | 352 | 1.2987 | 172 | -0.22 | 73 |
IV.RM33.EHZ. | 2020-10-31T21:32:04.32 | 0.1 | undecidable | manual | P | 204 | 13.875 | 105 | 0.15 | 97 |
IV.SMA1.EHZ. | 2020-10-31T21:32:04.83 | 0.3 | undecidable | manual | S | 79 | 4.2957 | 154 | 0 | 77 |
IV.SMA1.EHZ. | 2020-10-31T21:32:03.28 | 0.1 | negative | manual | P | 79 | 4.2957 | 154 | 0.24 | 98 |
IV.T1299.EHE. | 2020-10-31T21:32:03.08 | 0.1 | undecidable | manual | P | 352 | 1.2987 | 172 | 0.17 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.2 | 0.000252 | 0.38 | AML | other | m | 2020-10-31T21:32:05.36 |
IV.SMA1.EHE. | ML:1.3 | 0.00029049999999999996 | 0.16 | AML | other | m | 2020-10-31T21:32:05.49 |
IV.RM33.EHE. | ML:0.8 | 0.000057749999999999994 | 1.7 | AML | other | m | 2020-10-31T21:32:06.00 |
IV.RM33.EHN. | ML:0.8 | 0.000058150000000000004 | 0.3 | AML | other | m | 2020-10-31T21:32:07.00 |
IV.NRCA.HHE. | ML:1.2 | 0.0000766 | 0.2 | AML | other | m | 2020-10-31T21:32:10.37 |
IV.TERO.HHN. | ML:0.7 | 0.000025500000000000003 | 0.76 | AML | other | m | 2020-10-31T21:32:10.48 |
IV.TERO.HHE. | ML:0.7 | 0.000026349999999999997 | 0.78 | AML | other | m | 2020-10-31T21:32:10.93 |
IV.NRCA.HHN. | ML:0.8 | 0.000034149999999999997 | 1.14 | AML | other | m | 2020-10-31T21:32:10.92 |
IV.GAVE.EHE. | ML:0.9 | 0.00003635 | 1.34 | AML | other | m | 2020-10-31T21:32:12.95 |
IV.GAVE.EHN. | ML:0.8 | 0.000024849999999999998 | 0.96 | AML | other | m | 2020-10-31T21:32:13.41 |