A magnitude ML 0.4 earthquake occured in region: 3 km SE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6700, 13.2670 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 | 5 | 2657 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Arquata del Tronto | AP | 12 | 1178 | 4984 |
Campotosto | AQ | 15 | 542 | 5526 |
Acquasanta Terme | AP | 16 | 2916 | 8442 |
Montereale | AQ | 16 | 2581 | 11023 |
Capitignano | AQ | 17 | 665 | 11688 |
Norcia | PG | 20 | 4957 | 16645 |
Montegallo | AP | 20 | 523 | 17168 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2020-08-11 02:14:36 |
42.6698 | 13.2667 | 13 | 2020-08-11 02:25:43 |
Sala Sismica INGV-Roma | 81863321 |
Field | Value |
---|---|
Time (UTC) | 2020-08-11 02:14:36 ± 0.09 |
Latitude | 42.6698 ± 0.0027 |
Longitude | 13.2667 ± 0.0049 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81863321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 422 |
Semi-minor axis of confidence ellipse (meter) | 162 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 275 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 90 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25271 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 81863321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-11 02:25:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IOCA.HHZ. | 2020-08-11T02:15:40.54 | 3.0 | undecidable | manual | Sg | 6.38 | 0 | |||
IV.IMOL.EHZ. | 2020-08-11T02:15:36.85 | 3.0 | undecidable | manual | Sn | 1.32 | 0 | |||
IV.CMPR.HHZ. | 2020-08-11T02:15:30.39 | 3.0 | undecidable | manual | Pg | 10.24 | 0 | |||
GU.GSCL.HHZ. | 2020-08-11T02:15:25.86 | 3.0 | positive | manual | Pg | 8.61 | 0 | |||
IV.NARO.HHZ. | 2020-08-11T02:14:55.59 | 3.0 | negative | manual | P | -0.96 | 0 | |||
IV.INTR.HHZ. | 2020-08-11T02:14:52.23 | 3.0 | undecidable | manual | P | -0.22 | 0 | |||
IV.TERO.HHZ. | 2020-08-11T02:14:46.63 | 0.6 | undecidable | manual | S | 101 | 28.0497 | 97 | -0.1 | 48 |
IV.MMO1.EHZ. | 2020-08-11T02:14:46.15 | 0.6 | undecidable | manual | S | 11 | 25.9518 | 98 | -0.03 | 49 |
IV.CAMP.HHZ. | 2020-08-11T02:14:44.35 | 0.6 | undecidable | manual | S | 142 | 18.87 | 105 | 0.02 | 49 |
IV.LNSS.HHZ. | 2020-08-11T02:14:44.37 | 0.6 | undecidable | manual | S | 248 | 19.869 | 103 | -0.23 | 47 |
IV.NRCA.HHZ. | 2020-08-11T02:14:44.76 | 0.6 | undecidable | manual | S | 326 | 21.9669 | 101 | -0.38 | 46 |
IV.RM33.EHZ. | 2020-08-11T02:14:43.89 | 0.6 | undecidable | manual | S | 193 | 18.3705 | 106 | -0.31 | 46 |
IV.MMO1.EHZ. | 2020-08-11T02:14:42.34 | 0.6 | undecidable | manual | P | 11 | 25.9518 | 98 | 0.14 | 48 |
IV.TERO.HHZ. | 2020-08-11T02:14:42.43 | 1.0 | undecidable | manual | P | 101 | 28.0497 | 97 | -0.09 | 24 |
IV.LNSS.HHZ. | 2020-08-11T02:14:41.46 | 0.1 | undecidable | manual | P | 248 | 19.869 | 103 | 0.17 | 96 |
IV.NRCA.HHZ. | 2020-08-11T02:14:41.63 | 0.1 | positive | manual | P | 326 | 21.9669 | 101 | 0.03 | 98 |
IV.SMA1.EHZ. | 2020-08-11T02:14:41.47 | 0.6 | undecidable | manual | S | 128 | 7.0929 | 143 | -0.22 | 48 |
IV.T1299.EHZ. | 2020-08-11T02:14:41.40 | 0.6 | undecidable | manual | S | 162 | 4.1958 | 157 | 0.1 | 50 |
IV.CAMP.HHZ. | 2020-08-11T02:14:41.10 | 0.1 | undecidable | manual | P | 142 | 18.87 | 105 | -0.04 | 99 |
IV.RM33.EHZ. | 2020-08-11T02:14:41.20 | 0.6 | negative | manual | P | 193 | 18.3705 | 106 | 0.14 | 48 |
IV.SMA1.EHZ. | 2020-08-11T02:14:39.89 | 0.6 | undecidable | manual | P | 128 | 7.0929 | 143 | 0.28 | 48 |
IV.T1299.EHZ. | 2020-08-11T02:14:39.49 | 0.1 | undecidable | manual | P | 162 | 4.1958 | 157 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.7 | 0.00006545 | 0.34 | AML | other | m | 2020-08-11T02:14:41.92 |
IV.SMA1.EHN. | ML:0.6 | 0.0000432 | 1.48 | AML | other | m | 2020-08-11T02:14:42.15 |
IV.RM33.EHE. | ML:0.1 | 0.0000109816425 | 0.12 | AML | other | m | 2020-08-11T02:14:44.43 |
IV.RM33.EHN. | ML:0.1 | 0.0000109226215 | 0.24 | AML | other | m | 2020-08-11T02:14:44.21 |
IV.TERO.HHE. | ML:0.3 | 0.0000090324315 | 0.16 | AML | other | m | 2020-08-11T02:14:47.63 |
IV.TERO.HHN. | ML:0.3 | 0.000009096182500000002 | 0.0608 | AML | other | m | 2020-08-11T02:14:47.61 |