A magnitude ML 1.4 earthquake occured in region: 4 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7610, 13.2580 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 4 | 1178 | 1178 |
Accumoli | RI | 7 | 667 | 1845 |
Montegallo | AP | 11 | 523 | 2368 |
Acquasanta Terme | AP | 13 | 2916 | 5284 |
Norcia | PG | 14 | 4957 | 10241 |
Amatrice | RI | 15 | 2657 | 12898 |
Montemonaco | AP | 17 | 604 | 13502 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13783 |
Cittareale | RI | 18 | 482 | 14265 |
Valle Castellana | TE | 20 | 977 | 15242 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2018-10-23 03:22:02 |
42.7608 | 13.2577 | 11 | 2018-10-23 03:31:51 |
Sala Sismica INGV-Roma | 62230231 |
Field | Value |
---|---|
Time (UTC) | 2018-10-23 03:22:02 ± 0.05 |
Latitude | 42.7608 ± 0.0027 |
Longitude | 13.2577 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 62230231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 343 |
Semi-minor axis of confidence ellipse (meter) | 247 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 81 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 59 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 32 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40469 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 17 |
Type of magnitude | ML |
Reference to an origin | 62230231 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-10-23 03:31:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARRO.EHZ. | 2018-10-23T03:22:17.00 | 0.1 | undecidable | manual | S | 243 | 44.9217 | 50 | 0.47 | 86 |
IV.PF6.EHE. | 2018-10-23T03:22:15.84 | 0.1 | undecidable | manual | S | 353 | 42.1245 | 50 | 0.05 | 94 |
IV.CESI.HHZ. | 2018-10-23T03:22:15.17 | 0.1 | undecidable | manual | S | 313 | 39.4272 | 50 | 0.1 | 94 |
IV.FDMO.HHZ. | 2018-10-23T03:22:13.34 | 0.1 | undecidable | manual | S | 336 | 33.5442 | 50 | -0.16 | 93 |
IV.MF5.EHZ. | 2018-10-23T03:22:13.51 | 0.1 | undecidable | manual | S | 33 | 30.0477 | 50 | 0.95 | 73 |
IV.RM33.EHZ. | 2018-10-23T03:22:12.00 | 0.1 | undecidable | manual | S | 187 | 28.1496 | 50 | -0.06 | 96 |
IV.TERO.HHZ. | 2018-10-23T03:22:12.82 | 0.1 | undecidable | manual | S | 118 | 32.1456 | 50 | -0.3 | 91 |
IV.GAVE.EHZ. | 2018-10-23T03:22:12.85 | 0.1 | undecidable | manual | S | 256 | 30.5472 | 50 | 0.15 | 94 |
IV.CAMP.HHE. | 2018-10-23T03:22:11.74 | 0.3 | undecidable | manual | S | 154 | 27.8499 | 50 | -0.24 | 70 |
IV.FEMA.HNZ. | 2018-10-23T03:22:11.86 | 0.3 | undecidable | manual | S | 323 | 27.9498 | 50 | -0.15 | 71 |
IV.LNSS.HHZ. | 2018-10-23T03:22:11.31 | 0.1 | undecidable | manual | S | 225 | 24.9528 | 50 | 0.12 | 96 |
IV.ARRO.EHZ. | 2018-10-23T03:22:10.40 | 0.1 | undecidable | manual | P | 243 | 44.9217 | 50 | -0.01 | 94 |
IV.MC2.EHZ. | 2018-10-23T03:22:09.38 | 0.1 | undecidable | manual | S | 342 | 17.5713 | 50 | 0.14 | 96 |
IV.PF6.EHE. | 2018-10-23T03:22:09.70 | 0.1 | undecidable | manual | P | 353 | 42.1245 | 50 | -0.28 | 90 |
IV.CESI.HHZ. | 2018-10-23T03:22:09.46 | 0.1 | undecidable | manual | P | 313 | 39.4272 | 50 | -0.11 | 93 |
IV.GAVE.EHZ. | 2018-10-23T03:22:08.13 | 0.1 | undecidable | manual | P | 256 | 30.5472 | 50 | -0.07 | 96 |
IV.NRCA.HNZ. | 2018-10-23T03:22:08.02 | 0.1 | undecidable | manual | S | 305 | 14.1747 | 128 | -0.24 | 95 |
IV.FDMO.HHZ. | 2018-10-23T03:22:08.37 | 0.1 | undecidable | manual | P | 336 | 33.5442 | 50 | -0.29 | 91 |
IV.MMO1.EHZ. | 2018-10-23T03:22:08.82 | 0.1 | undecidable | manual | S | 20 | 16.3725 | 124 | -0.05 | 98 |
IV.MF5.EHZ. | 2018-10-23T03:22:08.49 | 0.1 | undecidable | manual | P | 33 | 30.0477 | 50 | 0.37 | 90 |
IV.TERO.HHZ. | 2018-10-23T03:22:08.15 | 0.1 | undecidable | manual | P | 118 | 32.1456 | 50 | -0.29 | 91 |
IV.T1299.HNE. | 2018-10-23T03:22:08.61 | 0.1 | undecidable | manual | S | 172 | 14.1747 | 128 | 0.34 | 93 |
IV.MTRA.HNZ. | 2018-10-23T03:22:07.50 | 0.1 | undecidable | manual | S | 92 | 11.2776 | 134 | -0.01 | 100 |
IV.LNSS.HHZ. | 2018-10-23T03:22:07.23 | 0.1 | undecidable | manual | P | 225 | 24.9528 | 50 | -0.1 | 96 |
IV.CAMP.HHE. | 2018-10-23T03:22:07.57 | 0.3 | undecidable | manual | P | 154 | 27.8499 | 50 | -0.21 | 70 |
IV.RM33.EHZ. | 2018-10-23T03:22:07.70 | 0.1 | undecidable | manual | P | 187 | 28.1496 | 50 | -0.13 | 95 |
IV.FEMA.HNZ. | 2018-10-23T03:22:07.45 | 0.3 | undecidable | manual | P | 323 | 27.9498 | 50 | -0.35 | 68 |
IV.MC2.EHZ. | 2018-10-23T03:22:06.22 | 0.1 | undecidable | manual | P | 342 | 17.5713 | 50 | 0.02 | 99 |
IV.T1299.HNE. | 2018-10-23T03:22:05.87 | 0.1 | undecidable | manual | P | 172 | 14.1747 | 128 | 0.23 | 95 |
IV.MTRA.HNZ. | 2018-10-23T03:22:05.29 | 0.1 | undecidable | manual | P | 92 | 11.2776 | 134 | 0.09 | 99 |
IV.NRCA.HNZ. | 2018-10-23T03:22:05.63 | 0.1 | undecidable | manual | P | 305 | 14.1747 | 128 | -0.01 | 100 |
IV.SMA1.EHZ. | 2018-10-23T03:22:05.41 | 3.0 | undecidable | manual | P | 0 | ||||
IV.MMO1.EHZ. | 2018-10-23T03:22:05.98 | 0.1 | undecidable | manual | P | 20 | 16.3725 | 124 | -0.01 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.6 | 0.0004505845 | 0.1216 | AML | other | m | 2018-10-23T03:22:07.86 |
IV.MTRA.HNE. | ML:1.6 | 0.00045194904999999996 | 0.12 | AML | other | m | 2018-10-23T03:22:07.86 |
IV.MTRA.EHN. | ML:1.5 | 0.00034911215 | 0.28 | AML | other | m | 2018-10-23T03:22:08.13 |
IV.MTRA.HNN. | ML:1.5 | 0.00033514644999999997 | 0.2608 | AML | other | m | 2018-10-23T03:22:07.00 |
IV.LNSS.HHE. | ML:1.6 | 0.0002366779 | 0.16 | AML | other | m | 2018-10-23T03:22:11.49 |
IV.RM33.EHE. | ML:1.4 | 0.00013518534999999997 | 0.16 | AML | other | m | 2018-10-23T03:22:12.77 |
IV.RM33.EHN. | ML:1.5 | 0.00015333479999999998 | 0.1184 | AML | other | m | 2018-10-23T03:22:12.41 |
IV.RM33.HNN. | ML:1.6 | 0.00018761785 | 0.2992 | AML | other | m | 2018-10-23T03:22:12.26 |
IV.GAVE.EHN. | ML:1.5 | 0.00013503862999999998 | 0.1808 | AML | other | m | 2018-10-23T03:22:13.50 |
IV.GAVE.EHE. | ML:1.4 | 0.00011293940499999999 | 0.1392 | AML | other | m | 2018-10-23T03:22:14.21 |
IV.GAVE.HNE. | ML:1.4 | 0.000130123795 | 0.1904 | AML | other | m | 2018-10-23T03:22:14.68 |
IV.TERO.HHN. | ML:1.3 | 0.00008484921500000001 | 0.16 | AML | other | m | 2018-10-23T03:22:14.64 |
IV.TERO.HHE. | ML:1.3 | 0.000078527584 | 0.2208 | AML | other | m | 2018-10-23T03:22:14.44 |
IV.CESI.HHE. | ML:1.2 | 0.00005582480500000001 | 0.0992 | AML | other | m | 2018-10-23T03:22:15.93 |
IV.CESI.HHN. | ML:1.3 | 0.000073706205 | 0.1392 | AML | other | m | 2018-10-23T03:22:15.81 |
IV.ARRO.EHE. | ML:1.2 | 0.000051911945 | 0.1792 | AML | other | m | 2018-10-23T03:22:18.07 |
IV.ARRO.EHN. | ML:1.1 | 0.000040277065 | 0.2 | AML | other | m | 2018-10-23T03:22:17.52 |