A magnitude ML 1.2 earthquake occured in region: 3 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7200, 13.2230 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 | 3 | 667 | 667 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Amatrice | RI | 11 | 2657 | 4502 |
Cittareale | RI | 12 | 482 | 4984 |
Norcia | PG | 13 | 4957 | 9941 |
Acquasanta Terme | AP | 16 | 2916 | 12857 |
Montegallo | AP | 16 | 523 | 13380 |
Cascia | PG | 17 | 3217 | 16597 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-12-23 11:00:07 |
42.7203 | 13.2228 | 11 | 2021-12-23 11:10:29 |
Sala Sismica INGV-Roma | 98847181 |
Field | Value |
---|---|
Time (UTC) | 2021-12-23 11:00:07 ± 0.07 |
Latitude | 42.7203 ± 0.0036 |
Longitude | 13.2228 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98847181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 372 |
Semi-minor axis of confidence ellipse (meter) | 138 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 193 |
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) | 81 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29678 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 98847181 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-23 11:10:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PIPA.HHZ. | 2021-12-23T11:02:20.54 | 3.0 | undecidable | manual | Sg | 13.52 | 0 | |||
IV.SPS2.HHZ. | 2021-12-23T11:02:19.41 | 3.0 | undecidable | manual | Sg | 13.47 | 0 | |||
IV.MSRU.HHZ. | 2021-12-23T11:02:13.91 | 3.0 | undecidable | manual | Sn | -7.87 | 0 | |||
IV.IVPL.HHZ. | 2021-12-23T11:02:07.43 | 3.0 | undecidable | manual | Sn | -8.58 | 0 | |||
IV.ORI.HHZ. | 2021-12-23T11:02:04.50 | 3.0 | undecidable | manual | Sg | 12.66 | 0 | |||
IV.IFIL.HHZ. | 2021-12-23T11:02:03.78 | 3.0 | undecidable | manual | Sn | -5.82 | 0 | |||
IV.TDS.HHZ. | 2021-12-23T11:01:57.88 | 3.0 | undecidable | manual | Sn | -0.44 | 0 | |||
IV.RESU.HHZ. | 2021-12-23T11:01:43.32 | 3.0 | undecidable | manual | Pg | 18.07 | 0 | |||
CH.FUORN.HHZ. | 2021-12-23T11:01:38.41 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.PZIN.HHZ. | 2021-12-23T11:01:31.59 | 3.0 | undecidable | manual | Pn | -5.18 | 0 | |||
GU.RNCA.HHZ. | 2021-12-23T11:00:55.65 | 3.0 | negative | manual | Pn | 2.26 | 0 | |||
SL.KOGS.BHZ. | 2021-12-23T11:00:54.67 | 3.0 | positive | manual | Pn | -8.57 | 0 | |||
CR.STON.BHZ. | 2021-12-23T11:00:46.24 | 3.0 | undecidable | manual | Pn | -9.2 | 0 | |||
IV.TST01.HHZ. | 2021-12-23T11:00:34.03 | 3.0 | undecidable | manual | Pg | 1.62 | 0 | |||
IV.LNSS.HHZ. | 2021-12-23T11:00:15.48 | 0.6 | undecidable | manual | S | 229 | 19.7691 | 118 | -0.17 | 49 |
IV.NRCA.HHZ. | 2021-12-23T11:00:14.14 | 0.6 | undecidable | manual | S | 325 | 15.3735 | 124 | -0.2 | 49 |
IV.TERO.HHZ. | 2021-12-23T11:00:14.31 | 0.6 | undecidable | manual | P | 109 | 32.9448 | 50 | -0.13 | 47 |
IV.GAVE.EHZ. | 2021-12-23T11:00:13.47 | 0.3 | undecidable | manual | P | 263 | 26.9508 | 50 | -0.06 | 73 |
IV.SMA1.EHZ. | 2021-12-23T11:00:13.81 | 0.6 | undecidable | manual | S | 137 | 13.5753 | 128 | -0.02 | 51 |
IV.RM33.EHZ. | 2021-12-23T11:00:13.22 | 0.6 | undecidable | manual | P | 182 | 23.4543 | 50 | 0.23 | 48 |
IV.MTRA.EHZ. | 2021-12-23T11:00:13.95 | 0.6 | undecidable | manual | S | 74 | 14.6742 | 126 | -0.2 | 49 |
IV.CPGN.EHZ. | 2021-12-23T11:00:13.57 | 3.0 | undecidable | manual | Pn | -5.54 | 0 | |||
IV.MC2.EHZ. | 2021-12-23T11:00:12.97 | 1.0 | undecidable | manual | P | 353 | 21.3675 | 116 | 0.32 | 24 |
IV.LNSS.HHZ. | 2021-12-23T11:00:12.39 | 0.1 | positive | manual | P | 229 | 19.7691 | 118 | 0.02 | 100 |
IV.SMA1.EHZ. | 2021-12-23T11:00:11.48 | 1.0 | positive | manual | P | 137 | 13.5753 | 128 | 0.17 | 25 |
IV.MTRA.EHZ. | 2021-12-23T11:00:11.71 | 1.0 | negative | manual | P | 74 | 14.6742 | 126 | 0.21 | 24 |
IV.NRCA.HHZ. | 2021-12-23T11:00:11.73 | 0.1 | positive | manual | P | 325 | 15.3735 | 124 | 0.12 | 99 |
IV.FOSV.EHZ. | 2021-12-23T11:00:10.47 | 3.0 | undecidable | manual | P | 2.02 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.0001915 | 0.1 | AML | other | m | 2021-12-23T11:00:14.32 |
IV.MTRA.EHE. | ML:1.2 | 0.0001455 | 1.12 | AML | other | m | 2021-12-23T11:00:14.31 |
IV.NRCA.HHE. | ML:1.5 | 0.00027100000000000003 | 0.08 | AML | other | m | 2021-12-23T11:00:14.44 |
IV.MTRA.EHN. | ML:1.0 | 0.0000931 | 1.42 | AML | other | m | 2021-12-23T11:00:14.87 |
IV.LNSS.HHE. | ML:1.3 | 0.0001475 | 0.14 | AML | other | m | 2021-12-23T11:00:15.58 |
IV.LNSS.HHN. | ML:1.2 | 0.000129 | 0.72 | AML | other | m | 2021-12-23T11:00:16.55 |
IV.GAVE.EHE. | ML:1.0 | 0.000053899999999999996 | 0.62 | AML | other | m | 2021-12-23T11:00:17.43 |
IV.GAVE.EHN. | ML:0.9 | 0.00004385 | 0.72 | AML | other | m | 2021-12-23T11:00:18.20 |
IV.FOSV.EHE. | ML:0.8 | 0.0000075026759999999995 | 0.2624 | AML | other | m | 2021-12-23T11:00:28.93 |
IV.FOSV.EHN. | ML:0.8 | 0.0000094482885 | 0.2624 | AML | other | m | 2021-12-23T11:00:20.16 |
IV.FOSV.HNE. | ML:1.7 | 0.00007493383000000001 | 0.3584 | AML | other | m | 2021-12-23T11:00:21.41 |
IV.FOSV.HNN. | ML:1.9 | 0.0001283665 | 0.7296 | AML | other | m | 2021-12-23T11:00:20.94 |