A magnitude ML 1.0 earthquake occured in region: 4 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7210, 13.2140 at 9 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 | 4 | 667 | 667 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Amatrice | RI | 12 | 2657 | 4502 |
Cittareale | RI | 12 | 482 | 4984 |
Norcia | PG | 13 | 4957 | 9941 |
Cascia | PG | 16 | 3217 | 13158 |
Montegallo | AP | 17 | 523 | 13681 |
Acquasanta Terme | AP | 17 | 2916 | 16597 |
Castelsantangelo sul Nera | MC | 20 | 281 | 16878 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-10-01 17:16:26 |
42.7213 | 13.2137 | 9 | 2020-10-01 17:21:26 |
Sala Sismica INGV-Roma | 83420141 |
Field | Value |
---|---|
Time (UTC) | 2020-10-01 17:16:26 ± 0.07 |
Latitude | 42.7213 ± 0.0036 |
Longitude | 13.2137 ± 0.0061 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83420141 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 373 |
Semi-minor axis of confidence ellipse (meter) | 321 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 131 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
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) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.13400 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37052 |
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 | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83420141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-01 17:21:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2020-10-01T17:16:39.31 | 0.3 | undecidable | manual | S | 34 | 35.742 | 50 | 0.79 | 59 |
IV.CSP1.EHZ. | 2020-10-01T17:16:39.89 | 0.3 | undecidable | manual | S | 359 | 41.1255 | 50 | -0.07 | 72 |
IV.TERO.HHZ. | 2020-10-01T17:16:37.49 | 0.3 | undecidable | manual | S | 109 | 33.6441 | 50 | -0.48 | 67 |
IV.GAVE.EHZ. | 2020-10-01T17:16:35.61 | 0.3 | undecidable | manual | S | 263 | 26.2515 | 109 | -0.13 | 73 |
IV.MC2.EHZ. | 2020-10-01T17:16:34.22 | 0.1 | undecidable | manual | S | 355 | 21.1677 | 113 | 0.11 | 99 |
IV.RM33.EHZ. | 2020-10-01T17:16:34.96 | 0.1 | undecidable | manual | S | 180 | 23.5542 | 111 | 0.09 | 99 |
IV.MF5.EHZ. | 2020-10-01T17:16:33.51 | 0.1 | undecidable | manual | P | 34 | 35.742 | 50 | 0.24 | 94 |
IV.CSP1.EHZ. | 2020-10-01T17:16:33.72 | 0.3 | undecidable | manual | P | 359 | 41.1255 | 50 | -0.39 | 67 |
IV.LNSS.HHZ. | 2020-10-01T17:16:33.62 | 0.3 | undecidable | manual | S | 227 | 19.2696 | 115 | 0.11 | 74 |
IV.TERO.HHZ. | 2020-10-01T17:16:32.73 | 0.3 | undecidable | manual | P | 109 | 33.6441 | 50 | -0.22 | 71 |
IV.MTRA.EHZ. | 2020-10-01T17:16:32.17 | 0.1 | undecidable | manual | S | 75 | 15.3735 | 121 | -0.14 | 99 |
IV.GAVE.EHZ. | 2020-10-01T17:16:31.49 | 0.3 | undecidable | manual | P | 263 | 26.2515 | 109 | -0.18 | 72 |
IV.NRCA.HHZ. | 2020-10-01T17:16:31.95 | 0.1 | undecidable | manual | S | 327 | 14.874 | 122 | -0.2 | 98 |
IV.RM33.EHZ. | 2020-10-01T17:16:31.30 | 0.1 | undecidable | manual | P | 180 | 23.5542 | 111 | 0.14 | 98 |
IV.LNSS.HHZ. | 2020-10-01T17:16:30.55 | 0.1 | undecidable | manual | P | 227 | 19.2696 | 115 | 0.17 | 98 |
IV.MC2.EHZ. | 2020-10-01T17:16:30.57 | 0.3 | undecidable | manual | P | 355 | 21.1677 | 113 | -0.15 | 73 |
IV.MTRA.EHZ. | 2020-10-01T17:16:29.81 | 0.1 | undecidable | manual | P | 75 | 15.3735 | 121 | 0.12 | 100 |
IV.NRCA.HHZ. | 2020-10-01T17:16:29.70 | 0.1 | undecidable | manual | P | 327 | 14.874 | 122 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.00014700000000000002 | 0.08 | AML | other | m | 2020-10-01T17:16:32.07 |
IV.NRCA.HHE. | ML:1.5 | 0.00028500000000000004 | 0.16 | AML | other | m | 2020-10-01T17:16:32.16 |
IV.MTRA.EHE. | ML:0.9 | 0.0000769 | 0.32 | AML | other | m | 2020-10-01T17:16:32.75 |
IV.MTRA.EHN. | ML:0.9 | 0.00006964999999999999 | 0.86 | AML | other | m | 2020-10-01T17:16:32.30 |
IV.LNSS.HHN. | ML:0.9 | 0.00005785 | 0.18 | AML | other | m | 2020-10-01T17:16:34.67 |
IV.LNSS.HHE. | ML:0.9 | 0.00006225 | 0.28 | AML | other | m | 2020-10-01T17:16:34.78 |
IV.GAVE.EHN. | ML:1.1 | 0.00006945 | 1.68 | AML | other | m | 2020-10-01T17:16:36.84 |
IV.GAVE.EHE. | ML:1.0 | 0.000052 | 0.58 | AML | other | m | 2020-10-01T17:16:37.36 |
IV.TERO.HHN. | ML:0.9 | 0.000035000000000000004 | 0.1 | AML | other | m | 2020-10-01T17:16:37.71 |
IV.TERO.HHE. | ML:0.8 | 0.0000264 | 0.1 | AML | other | m | 2020-10-01T17:16:37.85 |