A magnitude ML 1.6 earthquake occured in region: 2 km NW Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6480, 13.2780 at 8 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Amatrice | RI | 2 | 2657 | 2657 |
Accumoli | RI | 6 | 667 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Campotosto | AQ | 13 | 542 | 4348 |
Montereale | AQ | 14 | 2581 | 6929 |
Arquata del Tronto | AP | 14 | 1178 | 8107 |
Capitignano | AQ | 14 | 665 | 8772 |
Acquasanta Terme | AP | 17 | 2916 | 11688 |
Borbona | RI | 19 | 617 | 12305 |
Cortino | TE | 19 | 656 | 12961 |
Crognaleto | TE | 20 | 1297 | 14258 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2021-02-17 08:01:09 |
42.6477 | 13.2777 | 8 | 2021-07-12 16:54:59 |
Bollettino Sismico Italiano INGV | 87447061 |
Reviewed Rev100 |
ML 1.6 | 2021-02-17 08:01:09 |
42.6457 | 13.2817 | 9 | 2021-02-17 08:06:47 |
Sala Sismica INGV-Roma | 87233041 |
Field | Value |
---|---|
Time (UTC) | 2021-02-17 08:01:09 ± 0.04 |
Latitude | 42.6477 ± 0.0027 |
Longitude | 13.2777 ± 0.0037 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87447061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 260 |
Semi-minor axis of confidence ellipse (meter) | 199 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 63 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 57 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 34 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.01349 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47484 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 21 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 87447061 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-24 11:12:36 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 87233041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-17 08:06:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2021-02-17T08:01:26.36 | 0.3 | undecidable | manual | S | 323 | 49.9167 | 50 | -0.03 | 70 |
IV.CSP1.EHZ. | 2021-02-17T08:01:26.48 | 0.3 | undecidable | manual | S | 353 | 49.617 | 50 | 0.17 | 68 |
IV.FDMO.HHZ. | 2021-02-17T08:01:25.48 | 0.3 | undecidable | manual | S | 340 | 45.8208 | 50 | 0.18 | 69 |
IV.GAVE.EHZ. | 2021-02-17T08:01:21.01 | 0.3 | undecidable | manual | S | 279 | 31.6461 | 104 | -0.28 | 69 |
IV.MMO1.HNZ. | 2021-02-17T08:01:19.88 | 0.3 | undecidable | manual | S | 8 | 28.2495 | 106 | -0.25 | 70 |
IV.NRCA.HHZ. | 2021-02-17T08:01:19.09 | 0.3 | undecidable | manual | S | 327 | 24.5532 | 108 | 0.17 | 71 |
IV.CESI.HHZ. | 2021-02-17T08:01:19.23 | 0.6 | undecidable | manual | P | 323 | 49.9167 | 50 | -0.21 | 45 |
IV.MNTT.EHZ. | 2021-02-17T08:01:19.78 | 0.6 | undecidable | manual | P | 29 | 52.7028 | 50 | -0.1 | 46 |
IV.GUMA.HNN. | 2021-02-17T08:01:19.12 | 0.6 | undecidable | manual | P | 6 | 46.3203 | 50 | 0.24 | 45 |
IV.TERO.HHZ. | 2021-02-17T08:01:19.30 | 0.6 | undecidable | manual | S | 96 | 26.751 | 107 | -0.35 | 46 |
IV.CSP1.EHZ. | 2021-02-17T08:01:19.25 | 0.6 | undecidable | manual | P | 353 | 49.617 | 50 | -0.15 | 46 |
IV.FAGN.HHZ. | 2021-02-17T08:01:19.64 | 0.6 | undecidable | manual | P | 149 | 49.2174 | 50 | 0.31 | 44 |
IV.FDMO.HHZ. | 2021-02-17T08:01:18.60 | 0.6 | undecidable | manual | P | 340 | 45.8208 | 50 | -0.21 | 45 |
IV.OFFI.HHE. | 2021-02-17T08:01:18.83 | 0.6 | undecidable | manual | P | 46 | 46.0206 | 50 | -0.01 | 47 |
IV.FIAM.HNN. | 2021-02-17T08:01:18.46 | 0.6 | undecidable | manual | P | 197 | 44.1225 | 50 | -0.09 | 47 |
IV.MF5.EHZ. | 2021-02-17T08:01:18.08 | 0.6 | undecidable | manual | P | 21 | 40.5261 | 50 | 0.08 | 47 |
IV.ARRO.EHZ. | 2021-02-17T08:01:18.21 | 0.1 | undecidable | manual | P | 260 | 42.5241 | 50 | -0.09 | 94 |
IV.LNSS.HHZ. | 2021-02-17T08:01:17.28 | 0.3 | undecidable | manual | S | 256 | 19.9689 | 112 | -0.16 | 72 |
IV.GAVE.EHZ. | 2021-02-17T08:01:16.28 | 0.3 | undecidable | manual | P | 279 | 31.6461 | 104 | -0.22 | 70 |
IV.MTRA.EHZ. | 2021-02-17T08:01:16.01 | 0.3 | undecidable | manual | S | 39 | 15.4734 | 118 | -0.01 | 75 |
IV.CAMP.HHZ. | 2021-02-17T08:01:16.27 | 0.3 | undecidable | manual | S | 139 | 16.3725 | 116 | -0.03 | 75 |
IV.RM33.EHZ. | 2021-02-17T08:01:16.24 | 0.3 | undecidable | manual | S | 199 | 16.2726 | 117 | 0 | 75 |
IV.GIGS.HHN. | 2021-02-17T08:01:16.20 | 0.3 | undecidable | manual | P | 132 | 32.3454 | 104 | -0.43 | 67 |
IV.TERO.HHZ. | 2021-02-17T08:01:15.32 | 0.3 | undecidable | manual | P | 96 | 26.751 | 107 | -0.23 | 70 |
IV.MMO1.HNZ. | 2021-02-17T08:01:15.65 | 0.6 | undecidable | manual | P | 8 | 28.2495 | 106 | -0.18 | 47 |
IV.NRCA.HHZ. | 2021-02-17T08:01:15.26 | 0.1 | negative | manual | P | 327 | 24.5532 | 108 | 0.13 | 96 |
IV.LNSS.HHZ. | 2021-02-17T08:01:14.51 | 0.1 | positive | manual | P | 256 | 19.9689 | 112 | 0.24 | 95 |
IV.CAMP.HHZ. | 2021-02-17T08:01:13.71 | 0.3 | undecidable | manual | P | 139 | 16.3725 | 116 | 0.1 | 73 |
IV.SMA1.EHZ. | 2021-02-17T08:01:13.41 | 0.3 | undecidable | manual | S | 112 | 5.0949 | 148 | 0.14 | 74 |
IV.RM33.EHZ. | 2021-02-17T08:01:13.79 | 0.1 | positive | manual | P | 199 | 16.2726 | 117 | 0.21 | 96 |
IV.MTRA.EHZ. | 2021-02-17T08:01:13.64 | 0.3 | undecidable | manual | P | 39 | 15.4734 | 118 | 0.19 | 72 |
IV.SMA1.EHZ. | 2021-02-17T08:01:12.22 | 0.1 | positive | manual | P | 112 | 5.0949 | 148 | 0.36 | 95 |
IV.T1299.HNZ. | 2021-02-17T08:01:12.47 | 0.6 | undecidable | manual | S | 166 | 1.4985 | 169 | -0.34 | 48 |
IV.T1299.HNZ. | 2021-02-17T08:01:11.72 | 0.1 | undecidable | manual | P | 166 | 1.4985 | 169 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CAMP.HHN. | ML:1.2 | 0.00016350000000000002 | 0.2 | AML | other | m | 2021-02-17T08:01:16.47 |
IV.CAMP.HHE. | ML:1.1 | 0.00012284999999999998 | 0.52 | AML | other | m | 2021-02-17T08:01:16.28 |
IV.MTRA.EHN. | ML:1.9 | 0.0007920000000000001 | 1.7 | AML | other | m | 2021-02-17T08:01:16.11 |
IV.MTRA.HNN. | ML:1.9 | 0.0007725 | 1.72 | AML | other | m | 2021-02-17T08:01:16.10 |
IV.RM33.EHN. | ML:1.6 | 0.00041749999999999996 | 1.72 | AML | other | m | 2021-02-17T08:01:17.01 |
IV.MTRA.EHE. | ML:2.1 | 0.00117 | 1.72 | AML | other | m | 2021-02-17T08:01:17.96 |
IV.MTRA.HNE. | ML:2.1 | 0.00117 | 1.72 | AML | other | m | 2021-02-17T08:01:17.96 |
IV.RM33.HNN. | ML:1.7 | 0.000463 | 0.76 | AML | other | m | 2021-02-17T08:01:17.49 |
IV.LNSS.HHN. | ML:1.6 | 0.0003305 | 0.48 | AML | other | m | 2021-02-17T08:01:18.33 |
IV.LNSS.HHE. | ML:1.5 | 0.0002175 | 1.26 | AML | other | m | 2021-02-17T08:01:18.23 |
IV.RM33.HNE. | ML:1.7 | 0.0004885 | 0.86 | AML | other | m | 2021-02-17T08:01:18.98 |
IV.RM33.EHE. | ML:1.7 | 0.0004375 | 1.62 | AML | other | m | 2021-02-17T08:01:18.99 |
IV.NRCA.HHN. | ML:1.5 | 0.00020050000000000002 | 0.62 | AML | other | m | 2021-02-17T08:01:19.40 |
IV.TERO.HHN. | ML:1.8 | 0.0003695 | 0.4 | AML | other | m | 2021-02-17T08:01:19.44 |
IV.NRCA.HHE. | ML:1.6 | 0.00027249999999999996 | 0.08 | AML | other | m | 2021-02-17T08:01:19.94 |
IV.TERO.HHE. | ML:1.6 | 0.0002405 | 0.74 | AML | other | m | 2021-02-17T08:01:20.30 |
IV.GAVE.EHN. | ML:1.8 | 0.00026900000000000003 | 0.26 | AML | other | m | 2021-02-17T08:01:21.37 |
IV.GAVE.EHE. | ML:1.7 | 0.0002175 | 1.3 | AML | other | m | 2021-02-17T08:01:22.32 |
IV.MF5.EHN. | ML:1.6 | 0.00014050000000000003 | 1.5 | AML | other | m | 2021-02-17T08:01:25.24 |
IV.FDMO.HHE. | ML:1.1 | 0.00004185 | 1.02 | AML | other | m | 2021-02-17T08:01:27.41 |
IV.CESI.HHN. | ML:1.4 | 0.0000623 | 0.28 | AML | other | m | 2021-02-17T08:01:27.69 |
IV.MF5.EHE. | ML:1.5 | 0.00010075000000000001 | 0.46 | AML | other | m | 2021-02-17T08:01:28.06 |
IV.FDMO.HHN. | ML:1.2 | 0.000047 | 0.84 | AML | other | m | 2021-02-17T08:01:28.56 |
IV.CESI.HHE. | ML:1.2 | 0.0000407 | 1.4 | AML | other | m | 2021-02-17T08:01:31.02 |