A magnitude ML 0.9 earthquake occured in region: 5 km S Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6520, 13.2350 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 |
---|---|---|---|---|
Accumoli | RI | 5 | 667 | 667 |
Amatrice | RI | 5 | 2657 | 3324 |
Cittareale | RI | 7 | 482 | 3806 |
Montereale | AQ | 14 | 2581 | 6387 |
Arquata del Tronto | AP | 14 | 1178 | 7565 |
Campotosto | AQ | 15 | 542 | 8107 |
Capitignano | AQ | 16 | 665 | 8772 |
Borbona | RI | 18 | 617 | 9389 |
Posta | RI | 18 | 694 | 10083 |
Acquasanta Terme | AP | 19 | 2916 | 12999 |
Norcia | PG | 20 | 4957 | 17956 |
Cascia | PG | 20 | 3217 | 21173 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-08-05 11:26:35 |
42.6523 | 13.2348 | 13 | 2021-08-05 11:33:49 |
Sala Sismica INGV-Roma | 93715581 |
Field | Value |
---|---|
Time (UTC) | 2021-08-05 11:26:35 ± 0.08 |
Latitude | 42.6523 ± 0.0036 |
Longitude | 13.2348 ± 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 | 93715581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 419 |
Semi-minor axis of confidence ellipse (meter) | 191 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 181 |
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) | 83 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27339 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 93715581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-05 11:33:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.DGI.HHZ. | 2021-08-05T11:28:25.82 | 3.0 | undecidable | manual | Sg | 10.15 | 0 | |||
IV.ZONE.HHZ. | 2021-08-05T11:28:21.47 | 3.0 | undecidable | manual | Sn | -2.87 | 0 | |||
ST.DOSS.HHZ. | 2021-08-05T11:28:16.52 | 3.0 | undecidable | manual | Sn | -0.88 | 0 | |||
IV.SBPO.HNZ. | 2021-08-05T11:28:03.80 | 3.0 | undecidable | manual | Sg | 1.66 | 0 | |||
IV.BDI.HHZ. | 2021-08-05T11:27:49.54 | 3.0 | undecidable | manual | Sg | 0.82 | 0 | |||
IV.VULT.HHZ. | 2021-08-05T11:27:45.70 | 3.0 | undecidable | manual | Sn | -1.26 | 0 | |||
IV.DGI.HHZ. | 2021-08-05T11:27:33.76 | 3.0 | undecidable | manual | Pn | 1.84 | 0 | |||
GU.GORR.HHZ. | 2021-08-05T11:27:33.45 | 3.0 | positive | manual | Pn | 1.87 | 0 | |||
IV.ZONE.HHZ. | 2021-08-05T11:27:31.87 | 3.0 | undecidable | manual | Pn | -4.92 | 0 | |||
IV.PTRJ.HNZ. | 2021-08-05T11:27:25.58 | 3.0 | undecidable | manual | Sg | -0.46 | 0 | |||
IX.SCL3.EHZ.02 | 2021-08-05T11:27:14.49 | 3.0 | negative | manual | Pn | -3.12 | 0 | |||
IV.MOCL.EHZ. | 2021-08-05T11:27:10.32 | 3.0 | undecidable | manual | Pn | -1.47 | 0 | |||
IV.CPGN.EHZ. | 2021-08-05T11:27:01.49 | 3.0 | undecidable | manual | P | -0.94 | 0 | |||
IV.TERO.HHZ. | 2021-08-05T11:26:46.06 | 0.1 | undecidable | manual | S | 96 | 30.3474 | 95 | -0.25 | 92 |
IV.NRCA.HHZ. | 2021-08-05T11:26:44.03 | 0.1 | undecidable | manual | S | 334 | 22.3554 | 98 | -0.18 | 95 |
IV.LNSS.HHZ. | 2021-08-05T11:26:42.62 | 0.1 | undecidable | manual | S | 251 | 16.7721 | 106 | -0.13 | 97 |
IV.MTRA.HNZ. | 2021-08-05T11:26:42.81 | 0.1 | undecidable | manual | S | 49 | 17.5713 | 105 | -0.14 | 97 |
IV.RM33.EHZ. | 2021-08-05T11:26:42.40 | 0.1 | undecidable | manual | S | 186 | 15.9729 | 108 | -0.15 | 96 |
IV.TERO.HHZ. | 2021-08-05T11:26:41.92 | 0.1 | undecidable | manual | P | 96 | 30.3474 | 95 | 0.07 | 97 |
IV.SMA1.EHZ. | 2021-08-05T11:26:40.92 | 0.1 | undecidable | manual | S | 106 | 8.5803 | 135 | 0.07 | 100 |
IV.NRCA.HHZ. | 2021-08-05T11:26:40.75 | 0.1 | undecidable | manual | P | 334 | 22.3554 | 98 | 0.12 | 97 |
IV.MTRA.HNZ. | 2021-08-05T11:26:40.01 | 0.1 | undecidable | manual | P | 49 | 17.5713 | 105 | 0.11 | 98 |
IV.SMA1.EHZ. | 2021-08-05T11:26:39.02 | 0.1 | undecidable | manual | P | 106 | 8.5803 | 135 | 0.32 | 95 |
IV.T1299.HNZ. | 2021-08-05T11:26:39.91 | 0.1 | undecidable | manual | S | 118 | 4.3956 | 155 | -0.3 | 96 |
IV.LNSS.HHZ. | 2021-08-05T11:26:39.92 | 0.1 | undecidable | manual | P | 251 | 16.7721 | 106 | 0.13 | 98 |
IV.RM33.EHZ. | 2021-08-05T11:26:39.81 | 0.1 | undecidable | manual | P | 186 | 15.9729 | 108 | 0.13 | 98 |
IV.T1299.HNZ. | 2021-08-05T11:26:38.54 | 0.1 | undecidable | manual | P | 118 | 4.3956 | 155 | 0.21 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.2 | 0.00019183665 | 0.3008 | AML | other | m | 2021-08-05T11:26:41.50 |
IV.SMA1.EHN. | ML:0.9 | 0.00009538557000000001 | 0.2624 | AML | other | m | 2021-08-05T11:26:41.94 |
IV.RM33.EHE. | ML:0.7 | 0.00004658168 | 0.2176 | AML | other | m | 2021-08-05T11:26:43.29 |
IV.RM33.EHN. | ML:0.6 | 0.00003303449 | 0.096 | AML | other | m | 2021-08-05T11:26:42.73 |
IV.LNSS.HHE. | ML:0.8 | 0.000052599025 | 0.16 | AML | other | m | 2021-08-05T11:26:42.92 |
IV.NRCA.HHE. | ML:1.2 | 0.00009644259999999998 | 0.096 | AML | other | m | 2021-08-05T11:26:44.28 |
IV.NRCA.HHN. | ML:0.9 | 0.000048128505 | 0.096 | AML | other | m | 2021-08-05T11:26:44.18 |