A magnitude ML 1.0 earthquake occured in region: 3 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7040, 13.2180 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 |
---|---|---|---|---|
Accumoli | RI | 3 | 667 | 667 |
Amatrice | RI | 10 | 2657 | 3324 |
Arquata del Tronto | AP | 10 | 1178 | 4502 |
Cittareale | RI | 11 | 482 | 4984 |
Norcia | PG | 14 | 4957 | 9941 |
Cascia | PG | 17 | 3217 | 13158 |
Acquasanta Terme | AP | 17 | 2916 | 16074 |
Montegallo | AP | 18 | 523 | 16597 |
Montereale | AQ | 20 | 2581 | 19178 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-10-22 13:03:35 |
42.704 | 13.2177 | 13 | 2020-10-22 13:43:57 |
Sala Sismica INGV-Roma | 84028861 |
Field | Value |
---|---|
Time (UTC) | 2020-10-22 13:03:35 ± 0.14 |
Latitude | 42.7040 ± 0.0063 |
Longitude | 13.2177 ± 0.0086 |
Depth (km) | 13 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84028861 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 750 |
Semi-minor axis of confidence ellipse (meter) | 398 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 104 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 98 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20864 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.5 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 84028861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-22 13:43:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MC2.EHZ. | 2020-10-22T13:03:44.58 | 0.3 | undecidable | manual | S | 354 | 23.1546 | 101 | 0.7 | 83 |
IV.FOSV.EHZ. | 2020-10-22T13:03:44.36 | 3.0 | negative | manual | P | -0.1 | 0 | |||
IV.RM33.EHZ. | 2020-10-22T13:03:43.54 | 0.3 | undecidable | manual | S | 181 | 21.6672 | 102 | 0.05 | 99 |
IV.LNSS.HHZ. | 2020-10-22T13:03:42.45 | 0.3 | undecidable | manual | S | 232 | 18.2706 | 107 | -0.18 | 94 |
IV.SMA1.EHZ. | 2020-10-22T13:03:41.74 | 0.6 | undecidable | manual | S | 130 | 12.5763 | 122 | 0.5 | 61 |
IV.MTRA.EHZ. | 2020-10-22T13:03:41.59 | 0.3 | undecidable | manual | S | 68 | 15.6732 | 113 | -0.38 | 94 |
IV.NRCA.HHZ. | 2020-10-22T13:03:41.87 | 0.3 | undecidable | manual | S | 330 | 16.6722 | 111 | -0.34 | 93 |
IV.MC2.EHZ. | 2020-10-22T13:03:40.31 | 0.6 | undecidable | manual | P | 354 | 23.1546 | 101 | 0.1 | 65 |
IV.RM33.EHZ. | 2020-10-22T13:03:40.04 | 0.3 | undecidable | manual | P | 181 | 21.6672 | 102 | 0.06 | 99 |
IV.MTRA.EHZ. | 2020-10-22T13:03:39.06 | 0.3 | undecidable | manual | P | 68 | 15.6732 | 113 | -0.05 | 100 |
IV.NRCA.HHZ. | 2020-10-22T13:03:39.25 | 0.3 | undecidable | manual | P | 330 | 16.6722 | 111 | 0.01 | 100 |
IV.LNSS.HHZ. | 2020-10-22T13:03:39.52 | 0.3 | undecidable | manual | P | 232 | 18.2706 | 107 | 0.03 | 99 |
IV.SMA1.EHZ. | 2020-10-22T13:03:38.38 | 0.6 | undecidable | manual | P | 130 | 12.5763 | 122 | -0.3 | 63 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHN. | ML:0.6 | 0.000025523345 | 1.4976 | AML | other | m | 2020-10-22T13:03:43.82 |
IV.MTRA.EHN. | ML:0.6 | 0.000031316659999999995 | 0.2432 | AML | other | m | 2020-10-22T13:03:41.80 |
IV.NRCA.HHE. | ML:1.7 | 0.00045063149999999996 | 0.1408 | AML | other | m | 2020-10-22T13:03:42.13 |
IV.NRCA.HHN. | ML:1.3 | 0.0001582992 | 0.0832 | AML | other | m | 2020-10-22T13:03:42.18 |
IV.NRCA.HNE. | ML:1.7 | 0.0004188627 | 0.128 | AML | other | m | 2020-10-22T13:03:42.14 |
IV.NRCA.HNN. | ML:1.4 | 0.00017390095999999998 | 0.0896 | AML | other | m | 2020-10-22T13:03:42.13 |
IV.RM33.EHE. | ML:0.5 | 0.00001834662 | 0.2816 | AML | other | m | 2020-10-22T13:03:44.96 |