A magnitude ML 1.4 earthquake occured in region: 4 km SW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7470, 13.2680 at 17 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 | 6 | 667 | 1845 |
Acquasanta Terme | AP | 12 | 2916 | 4761 |
Montegallo | AP | 12 | 523 | 5284 |
Amatrice | RI | 13 | 2657 | 7941 |
Norcia | PG | 15 | 4957 | 12898 |
Cittareale | RI | 17 | 482 | 13380 |
Montemonaco | AP | 18 | 604 | 13984 |
Valle Castellana | TE | 19 | 977 | 14961 |
Castelsantangelo sul Nera | MC | 19 | 281 | 15242 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2017-04-02 13:02:09 |
42.7468 | 13.2682 | 17 | 2017-04-02 13:11:22 |
Sala Sismica INGV-Roma | 43290451 |
Field | Value |
---|---|
Time (UTC) | 2017-04-02 13:02:09 ± 0.1 |
Latitude | 42.7468 ± 0.0045 |
Longitude | 13.2682 ± 0.0061 |
Depth (km) | 17 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43290451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 491 |
Semi-minor axis of confidence ellipse (meter) | 263 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 87 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37142 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 43290451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-02 13:11:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1219.EHZ. | 2017-04-02T13:02:23.20 | 0.6 | undecidable | manual | S | 328 | 40.4262 | 101 | 0.38 | 44 |
IV.T1211.EHZ. | 2017-04-02T13:02:23.30 | 0.6 | undecidable | manual | S | 235 | 41.2254 | 101 | 0.27 | 45 |
IV.FDMO.HHZ. | 2017-04-02T13:02:21.43 | 0.3 | undecidable | manual | S | 335 | 35.3424 | 103 | -0.06 | 71 |
IV.TERO.HHZ. | 2017-04-02T13:02:20.16 | 0.6 | undecidable | manual | S | 117 | 30.6471 | 106 | -0.12 | 47 |
IV.T1217.EHZ. | 2017-04-02T13:02:19.92 | 0.6 | undecidable | manual | S | 262 | 27.75 | 109 | 0.38 | 45 |
IV.MC2.EHZ. | 2017-04-02T13:02:18.12 | 0.6 | undecidable | manual | S | 341 | 19.3695 | 120 | 0.62 | 43 |
IV.T1212.EHZ. | 2017-04-02T13:02:17.10 | 0.6 | undecidable | manual | S | 272 | 18.1707 | 122 | -0.14 | 48 |
IV.T1241.EHZ. | 2017-04-02T13:02:17.12 | 0.6 | undecidable | manual | S | 47 | 17.9709 | 123 | -0.07 | 49 |
IV.T1211.EHZ. | 2017-04-02T13:02:17.30 | 1.0 | negative | manual | P | 235 | 41.2254 | 101 | 0.02 | 24 |
IV.T1218.EHZ. | 2017-04-02T13:02:16.40 | 0.6 | undecidable | manual | S | 236 | 15.0738 | 129 | -0.17 | 48 |
IV.NRCA.HHZ. | 2017-04-02T13:02:16.39 | 0.6 | undecidable | manual | S | 308 | 15.7731 | 127 | -0.32 | 46 |
IV.T1219.EHZ. | 2017-04-02T13:02:16.16 | 0.1 | undecidable | manual | P | 328 | 40.4262 | 101 | -1 | 69 |
IV.SMA1.EHZ. | 2017-04-02T13:02:16.05 | 0.6 | undecidable | manual | S | 157 | 14.0748 | 131 | -0.29 | 47 |
IV.FDMO.HHZ. | 2017-04-02T13:02:16.37 | 0.3 | positive | manual | P | 335 | 35.3424 | 103 | -0.02 | 71 |
IV.T1245.HHZ. | 2017-04-02T13:02:16.30 | 0.6 | undecidable | manual | S | 332 | 13.7751 | 132 | 0 | 50 |
IV.T1299.EHZ. | 2017-04-02T13:02:15.96 | 0.6 | undecidable | manual | S | 175 | 12.5763 | 135 | -0.1 | 49 |
IV.T1217.EHZ. | 2017-04-02T13:02:15.28 | 0.1 | undecidable | manual | P | 262 | 27.75 | 109 | 0.01 | 97 |
IV.TERO.HHZ. | 2017-04-02T13:02:15.67 | 0.6 | negative | manual | P | 117 | 30.6471 | 106 | -0.03 | 48 |
IV.T1216.EHZ. | 2017-04-02T13:02:15.00 | 3.0 | undecidable | manual | P | 0.17 | 0 | |||
IV.T1256.HHZ. | 2017-04-02T13:02:15.77 | 3.0 | negative | manual | P | 0.41 | 0 | |||
IV.T1214.EHZ. | 2017-04-02T13:02:14.74 | 0.6 | undecidable | manual | S | 286 | 4.995 | 160 | -0.23 | 48 |
IV.T1241.EHZ. | 2017-04-02T13:02:14.13 | 0.1 | undecidable | manual | P | 47 | 17.9709 | 123 | 0.22 | 95 |
IV.MC2.EHZ. | 2017-04-02T13:02:14.49 | 1.0 | undecidable | manual | P | 341 | 19.3695 | 120 | 0.4 | 23 |
IV.T1245.HHZ. | 2017-04-02T13:02:13.56 | 0.6 | positive | manual | P | 332 | 13.7751 | 132 | 0.16 | 48 |
IV.T1218.EHZ. | 2017-04-02T13:02:13.58 | 0.1 | positive | manual | P | 236 | 15.0738 | 129 | 0.03 | 99 |
IV.T1299.EHZ. | 2017-04-02T13:02:13.42 | 0.1 | negative | manual | P | 175 | 12.5763 | 135 | 0.17 | 96 |
IV.NRCA.HHZ. | 2017-04-02T13:02:13.65 | 0.1 | positive | manual | P | 308 | 15.7731 | 127 | 0.02 | 99 |
IV.SMA1.EHZ. | 2017-04-02T13:02:13.47 | 0.1 | negative | manual | P | 157 | 14.0748 | 131 | 0.05 | 98 |
IV.T1212.EHZ. | 2017-04-02T13:02:13.96 | 0.3 | positive | manual | P | 272 | 18.1707 | 122 | 0.02 | 74 |
IV.T1214.EHZ. | 2017-04-02T13:02:12.68 | 0.1 | undecidable | manual | P | 286 | 4.995 | 160 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.5 | 0.000252 | 1.06 | AML | other | m | 2017-04-02T13:02:16.97 |
IV.NRCA.HHN. | ML:1.6 | 0.0002635 | 0.06 | AML | other | m | 2017-04-02T13:02:16.52 |
IV.SMA1.EHN. | ML:1.2 | 0.00010750000000000001 | 0.36 | AML | other | m | 2017-04-02T13:02:16.32 |
IV.SMA1.EHE. | ML:1.0 | 0.00007555000000000001 | 0.36 | AML | other | m | 2017-04-02T13:02:16.22 |
IV.T1214.EHE. | ML:1.6 | 0.000383 | 0.3 | AML | other | m | 2017-04-02T13:02:14.79 |
IV.T1214.EHN. | ML:1.2 | 0.00014749999999999998 | 1.28 | AML | other | m | 2017-04-02T13:02:16.73 |
IV.T1218.EHE. | ML:1.6 | 0.00032900000000000003 | 0.12 | AML | other | m | 2017-04-02T13:02:16.63 |
IV.T1218.HNE. | ML:1.7 | 0.0003575 | 0.12 | AML | other | m | 2017-04-02T13:02:16.68 |
IV.T1218.EHN. | ML:1.7 | 0.0003575 | 0.14 | AML | other | m | 2017-04-02T13:02:16.68 |
IV.T1218.HNN. | ML:1.7 | 0.00033699999999999995 | 0.14 | AML | other | m | 2017-04-02T13:02:16.75 |
IV.T1245.HHE. | ML:1.2 | 0.0001179 | 1.02 | AML | other | m | 2017-04-02T13:02:16.29 |
IV.T1245.HHN. | ML:1.4 | 0.000186 | 0.26 | AML | other | m | 2017-04-02T13:02:17.15 |
IV.T1299.EHN. | ML:0.9 | 0.0000644 | 0.2 | AML | other | m | 2017-04-02T13:02:16.42 |
IV.T1299.EHE. | ML:1.2 | 0.00012245 | 0.12 | AML | other | m | 2017-04-02T13:02:16.11 |