A magnitude ML 1.3 earthquake occured in region: 2 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7850, 13.2880 at 26 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 2 | 1178 | 1178 |
Montegallo | AP | 8 | 523 | 1701 |
Acquasanta Terme | AP | 10 | 2916 | 4617 |
Accumoli | RI | 10 | 667 | 5284 |
Montemonaco | AP | 13 | 604 | 5888 |
Norcia | PG | 16 | 4957 | 10845 |
Castelsantangelo sul Nera | MC | 16 | 281 | 11126 |
Amatrice | RI | 17 | 2657 | 13783 |
Roccafluvione | AP | 18 | 2010 | 15793 |
Valle Castellana | TE | 18 | 977 | 16770 |
Montefortino | FM | 18 | 1178 | 17948 |
Palmiano | AP | 19 | 196 | 18144 |
Venarotta | AP | 20 | 2066 | 20210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2016-12-31 23:31:08 |
42.7852 | 13.2875 | 26 | 2017-01-01 00:35:46 |
Sala Sismica INGV-Roma | 38182741 |
Field | Value |
---|---|
Time (UTC) | 2016-12-31 23:31:08 ± 0.11 |
Latitude | 42.7852 ± 0.0036 |
Longitude | 13.2875 ± 0.0049 |
Depth (km) | 26 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 38182741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 311 |
Semi-minor axis of confidence ellipse (meter) | 279 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 229 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 86 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 23 |
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) | 0.30757 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 38182741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-01-01 00:35:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LNSS.HHZ. | 2016-12-31T23:31:20.06 | 0.1 | undecidable | manual | S | 225 | 28.5492 | 126 | 0.24 | 92 |
IV.T1212.EHZ. | 2016-12-31T23:31:18.16 | 0.3 | undecidable | manual | S | 259 | 20.1687 | 137 | 0.01 | 74 |
IV.T1216.EHZ. | 2016-12-31T23:31:18.88 | 0.1 | undecidable | manual | S | 298 | 24.753 | 131 | -0.15 | 95 |
IV.NRCA.HHZ. | 2016-12-31T23:31:17.18 | 0.1 | undecidable | manual | S | 291 | 15.0738 | 146 | -0.13 | 96 |
IV.T1218.EHZ. | 2016-12-31T23:31:17.96 | 0.1 | undecidable | manual | S | 228 | 18.9699 | 139 | 0.02 | 99 |
IV.T1243.HHZ. | 2016-12-31T23:31:17.51 | 0.3 | undecidable | manual | S | 127 | 16.3725 | 144 | 0 | 74 |
IV.MC2.EHZ. | 2016-12-31T23:31:17.92 | 0.3 | undecidable | manual | S | 330 | 16.1727 | 144 | 0.45 | 68 |
IV.T1241.EHZ. | 2016-12-31T23:31:17.31 | 0.3 | undecidable | manual | S | 56 | 14.0748 | 148 | 0.14 | 73 |
IV.SMA1.EHZ. | 2016-12-31T23:31:17.58 | 0.6 | undecidable | manual | S | 167 | 17.5713 | 142 | -0.13 | 48 |
IV.T1214.EHZ. | 2016-12-31T23:31:16.17 | 0.6 | undecidable | manual | S | 246 | 6.993 | 163 | -0.21 | 48 |
IV.T1245.HHZ. | 2016-12-31T23:31:16.80 | 0.6 | undecidable | manual | S | 314 | 11.2776 | 154 | -0.01 | 50 |
IV.LNSS.HHZ. | 2016-12-31T23:31:15.05 | 0.1 | undecidable | manual | P | 225 | 28.5492 | 126 | 0.07 | 95 |
IV.T1215.EHZ. | 2016-12-31T23:31:15.66 | 0.1 | undecidable | manual | P | 273 | 34.1436 | 121 | -0.04 | 96 |
IV.T1216.EHZ. | 2016-12-31T23:31:14.40 | 0.1 | undecidable | manual | P | 298 | 24.753 | 131 | -0.12 | 96 |
IV.T1241.EHZ. | 2016-12-31T23:31:13.40 | 1.0 | undecidable | manual | P | 56 | 14.0748 | 148 | -0.05 | 25 |
IV.SMA1.EHZ. | 2016-12-31T23:31:13.76 | 0.1 | undecidable | manual | P | 167 | 17.5713 | 142 | 0 | 99 |
IV.NRCA.HHZ. | 2016-12-31T23:31:13.38 | 0.1 | undecidable | manual | P | 291 | 15.0738 | 146 | -0.14 | 97 |
IV.T1218.EHZ. | 2016-12-31T23:31:13.90 | 0.1 | undecidable | manual | P | 228 | 18.9699 | 139 | 0.01 | 98 |
IV.T1243.HHZ. | 2016-12-31T23:31:13.63 | 0.1 | undecidable | manual | P | 127 | 16.3725 | 144 | -0.01 | 99 |
IV.T1212.EHZ. | 2016-12-31T23:31:13.97 | 0.3 | positive | manual | P | 259 | 20.1687 | 137 | -0.04 | 74 |
IV.T1245.HHZ. | 2016-12-31T23:31:13.24 | 0.1 | positive | manual | P | 314 | 11.2776 | 154 | 0.01 | 100 |
IV.MC2.EHZ. | 2016-12-31T23:31:13.70 | 0.1 | undecidable | manual | P | 330 | 16.1727 | 144 | 0.08 | 98 |
IV.T1299.EHZ. | 2016-12-31T23:31:12.40 | 3.0 | undecidable | manual | P | -1.28 | 0 | |||
IV.T1214.EHZ. | 2016-12-31T23:31:12.99 | 1.0 | undecidable | manual | P | 246 | 6.993 | 163 | 0 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.5 | 0.0001555 | 0.12 | AML | other | m | 2016-12-31T23:31:17.56 |
IV.NRCA.HHN. | ML:1.3 | 0.0001005 | 0.1 | AML | other | m | 2016-12-31T23:31:18.16 |
IV.SMA1.EHE. | ML:1.1 | 0.0000636 | 1.6 | AML | other | m | 2016-12-31T23:31:17.86 |
IV.SMA1.EHN. | ML:1.4 | 0.00011954999999999999 | 0.16 | AML | other | m | 2016-12-31T23:31:17.80 |
IV.T1241.EHE. | ML:1.6 | 0.0001905 | 0.24 | AML | other | m | 2016-12-31T23:31:17.55 |
IV.T1241.EHN. | ML:1.2 | 0.00007879999999999999 | 0.14 | AML | other | m | 2016-12-31T23:31:17.48 |
IV.T1245.HHE. | ML:1.2 | 0.00008915000000000001 | 0.74 | AML | other | m | 2016-12-31T23:31:18.10 |
IV.T1245.HHN. | ML:1.3 | 0.00010695 | 0.76 | AML | other | m | 2016-12-31T23:31:17.06 |