A magnitude ML 1.1 earthquake occured in region: 1 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6890, 13.2350 at 10 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 | 1 | 667 | 667 |
Amatrice | RI | 8 | 2657 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Arquata del Tronto | AP | 11 | 1178 | 4984 |
Norcia | PG | 16 | 4957 | 9941 |
Acquasanta Terme | AP | 17 | 2916 | 12857 |
Montereale | AQ | 18 | 2581 | 15438 |
Campotosto | AQ | 18 | 542 | 15980 |
Cascia | PG | 18 | 3217 | 19197 |
Montegallo | AP | 19 | 523 | 19720 |
Capitignano | AQ | 19 | 665 | 20385 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-08-12 11:26:24 |
42.6888 | 13.2353 | 10 | 2020-08-12 11:36:49 |
Sala Sismica INGV-Roma | 81905461 |
Field | Value |
---|---|
Time (UTC) | 2020-08-12 11:26:24 ± 0.14 |
Latitude | 42.6888 ± 0.0054 |
Longitude | 13.2353 ± 0.0110 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81905461 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 682 |
Semi-minor axis of confidence ellipse (meter) | 567 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 261 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34084 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 81905461 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-12 11:36:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PE3.EHZ. | 2020-08-12T11:27:00.70 | 3.0 | undecidable | manual | S | 1.11 | 0 | |||
IV.CSNT.HHZ. | 2020-08-12T11:26:53.85 | 3.0 | positive | manual | Pn | 3.83 | 0 | |||
IV.PE3.EHZ. | 2020-08-12T11:26:42.90 | 3.0 | negative | manual | P | -0.7 | 0 | |||
IV.SACS.HNZ. | 2020-08-12T11:26:41.01 | 3.0 | undecidable | manual | P | -0.15 | 0 | |||
IV.CSP1.EHZ. | 2020-08-12T11:26:38.61 | 3.0 | undecidable | manual | S | -0.95 | 0 | |||
IV.MF5.EHZ. | 2020-08-12T11:26:38.05 | 0.6 | undecidable | manual | S | 29 | 37.8288 | 50 | 0.82 | 39 |
IV.TERO.HHZ. | 2020-08-12T11:26:34.54 | 0.6 | undecidable | manual | S | 104 | 30.9468 | 50 | -0.85 | 39 |
IV.MMO1.EHZ. | 2020-08-12T11:26:33.30 | 0.6 | undecidable | manual | S | 18 | 24.4533 | 112 | -0.26 | 48 |
IV.MC2.EHZ. | 2020-08-12T11:26:33.76 | 0.3 | undecidable | manual | S | 351 | 24.9528 | 112 | 0.05 | 74 |
IV.MF5.EHZ. | 2020-08-12T11:26:32.02 | 0.1 | undecidable | manual | P | 29 | 37.8288 | 50 | 0.22 | 94 |
IV.RM33.EHZ. | 2020-08-12T11:26:32.12 | 0.6 | undecidable | manual | S | 185 | 20.0688 | 116 | -0.02 | 50 |
IV.NRCA.HHZ. | 2020-08-12T11:26:31.41 | 0.6 | undecidable | manual | S | 328 | 18.87 | 118 | -0.36 | 47 |
IV.LNSS.HHZ. | 2020-08-12T11:26:31.58 | 0.6 | undecidable | manual | S | 239 | 18.5703 | 118 | -0.11 | 50 |
IV.MTRA.EHZ. | 2020-08-12T11:26:30.70 | 0.6 | undecidable | manual | S | 60 | 15.1737 | 123 | 0.04 | 51 |
IV.MC2.EHZ. | 2020-08-12T11:26:30.41 | 0.1 | undecidable | manual | P | 351 | 24.9528 | 112 | 0.64 | 85 |
IV.TERO.HHZ. | 2020-08-12T11:26:30.58 | 0.3 | undecidable | manual | P | 104 | 30.9468 | 50 | -0.16 | 72 |
IV.SMA1.EHZ. | 2020-08-12T11:26:29.69 | 0.6 | undecidable | manual | S | 128 | 10.3785 | 133 | 0.32 | 48 |
IV.LNSS.HHZ. | 2020-08-12T11:26:28.63 | 1.0 | negative | manual | P | 239 | 18.5703 | 118 | 0.03 | 25 |
IV.MMO1.EHZ. | 2020-08-12T11:26:28.79 | 0.1 | undecidable | manual | P | 18 | 24.4533 | 112 | -0.89 | 77 |
IV.MTRA.EHZ. | 2020-08-12T11:26:28.10 | 0.1 | undecidable | manual | P | 60 | 15.1737 | 123 | 0.09 | 100 |
IV.RM33.EHZ. | 2020-08-12T11:26:28.94 | 0.6 | undecidable | manual | P | 185 | 20.0688 | 116 | 0.07 | 50 |
IV.NRCA.HHZ. | 2020-08-12T11:26:28.56 | 0.1 | negative | manual | P | 328 | 18.87 | 118 | -0.09 | 99 |
IV.SMA1.EHZ. | 2020-08-12T11:26:27.59 | 0.6 | undecidable | manual | P | 128 | 10.3785 | 133 | 0.32 | 48 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.2 | 0.0001875 | 0.64 | AML | other | m | 2020-08-12T11:26:30.51 |
IV.SMA1.EHE. | ML:1.1 | 0.000153 | 0.2 | AML | other | m | 2020-08-12T11:26:30.31 |
IV.MTRA.EHN. | ML:1.1 | 0.00011149999999999999 | 0.14 | AML | other | m | 2020-08-12T11:26:30.82 |
IV.MTRA.EHE. | ML:1.2 | 0.00013900000000000002 | 0.32 | AML | other | m | 2020-08-12T11:26:30.92 |
IV.NRCA.HHE. | ML:1.9 | 0.0006855 | 0.08 | AML | other | m | 2020-08-12T11:26:31.66 |
IV.LNSS.HHE. | ML:1.3 | 0.00014850000000000003 | 0.24 | AML | other | m | 2020-08-12T11:26:31.83 |
IV.LNSS.HHN. | ML:1.3 | 0.000158 | 1.76 | AML | other | m | 2020-08-12T11:26:32.00 |
IV.NRCA.HHN. | ML:1.6 | 0.0002915 | 0.74 | AML | other | m | 2020-08-12T11:26:32.29 |
IV.RM33.EHN. | ML:0.8 | 0.000050299999999999996 | 0.14 | AML | other | m | 2020-08-12T11:26:32.29 |
IV.RM33.EHE. | ML:0.7 | 0.0000373 | 0.56 | AML | other | m | 2020-08-12T11:26:33.57 |
IV.TERO.HHN. | ML:0.9 | 0.0000408 | 0.38 | AML | other | m | 2020-08-12T11:26:35.82 |
IV.TERO.HHE. | ML:1.0 | 0.0000451 | 1.48 | AML | other | m | 2020-08-12T11:26:36.81 |