A magnitude ML 1.5 earthquake occured in region: 4 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7250, 13.2250 at 11 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 | 8 | 1178 | 1845 |
Amatrice | RI | 12 | 2657 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Norcia | PG | 13 | 4957 | 9941 |
Acquasanta Terme | AP | 16 | 2916 | 12857 |
Montegallo | AP | 16 | 523 | 13380 |
Cascia | PG | 17 | 3217 | 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 1.5 | 2016-12-21 21:09:26 |
42.725 | 13.2248 | 11 | 2016-12-21 21:15:31 |
Sala Sismica INGV-Roma | 37358201 |
Field | Value |
---|---|
Time (UTC) | 2016-12-21 21:09:26 ± 0.16 |
Latitude | 42.7250 ± 0.0108 |
Longitude | 13.2248 ± 0.0135 |
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 | 37358201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1378 |
Semi-minor axis of confidence ellipse (meter) | 691 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 144 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 118 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
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 | 14 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 37358201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-12-21 21:15:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CR.ZAG.BHZ. | 2016-12-21T21:11:17.04 | 3.0 | undecidable | manual | Sg | 7.71 | 0 | |||
IV.MILN.HNZ. | 2016-12-21T21:10:41.47 | 3.0 | negative | manual | Pg | 12.55 | 0 | |||
IV.PII.HHZ. | 2016-12-21T21:10:36.06 | 3.0 | undecidable | manual | Sg | 0.16 | 0 | |||
IV.SEI.HHZ. | 2016-12-21T21:10:18.75 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.CMPR.HHZ. | 2016-12-21T21:10:08.12 | 3.0 | undecidable | manual | Pn | 0.43 | 0 | |||
IV.MSAG.HHZ. | 2016-12-21T21:09:57.76 | 3.0 | undecidable | manual | Pn | -1.71 | 0 | |||
IV.COLB.HHZ. | 2016-12-21T21:09:56.62 | 3.0 | undecidable | manual | Pn | 0.37 | 0 | |||
IV.SRES.HHZ. | 2016-12-21T21:09:52.02 | 3.0 | undecidable | manual | Sg | 0.62 | 0 | |||
IV.MA9.HHZ. | 2016-12-21T21:09:42.15 | 3.0 | undecidable | manual | P | -1.37 | 0 | |||
IV.T1215.EHZ. | 2016-12-21T21:09:36.34 | 0.3 | undecidable | manual | S | 287 | 30.2475 | 50 | -0.41 | 68 |
IV.LNSS.HHZ. | 2016-12-21T21:09:34.46 | 0.3 | undecidable | manual | S | 228 | 20.2686 | 118 | 0.43 | 70 |
IV.MMO1.EHZ. | 2016-12-21T21:09:34.47 | 0.3 | undecidable | manual | S | 23 | 21.0678 | 117 | 0.18 | 72 |
IV.TERO.HHZ. | 2016-12-21T21:09:32.17 | 0.3 | undecidable | manual | P | 110 | 32.9448 | 50 | -0.5 | 67 |
IV.T1215.EHZ. | 2016-12-21T21:09:32.13 | 0.3 | undecidable | manual | P | 287 | 30.2475 | 50 | -0.12 | 72 |
IV.MMO1.EHZ. | 2016-12-21T21:09:31.03 | 0.1 | undecidable | manual | P | 23 | 21.0678 | 117 | 0.2 | 96 |
IV.T1218.EHZ. | 2016-12-21T21:09:31.25 | 0.3 | undecidable | manual | S | 236 | 10.7781 | 134 | -0.11 | 74 |
IV.LNSS.HHZ. | 2016-12-21T21:09:30.75 | 0.3 | undecidable | manual | P | 228 | 20.2686 | 118 | 0.06 | 75 |
IV.T1218.EHZ. | 2016-12-21T21:09:29.29 | 0.1 | undecidable | manual | P | 236 | 10.7781 | 134 | 0.15 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1218.EHE. | ML:1.4 | 0.000313 | 0.12 | AML | other | m | 2016-12-21T21:09:31.55 |
IV.T1218.HNE. | ML:1.4 | 0.000323 | 0.12 | AML | other | m | 2016-12-21T21:09:31.55 |
IV.T1218.HNN. | ML:1.6 | 0.000489 | 0.22 | AML | other | m | 2016-12-21T21:09:31.62 |
IV.T1218.EHN. | ML:1.6 | 0.0005024999999999999 | 0.22 | AML | other | m | 2016-12-21T21:09:31.63 |