A magnitude ML 0.6 earthquake occured in region: 5 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7690, 13.2360 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 | 5 | 1178 | 1178 |
Accumoli | RI | 8 | 667 | 1845 |
Montegallo | AP | 12 | 523 | 2368 |
Norcia | PG | 12 | 4957 | 7325 |
Acquasanta Terme | AP | 14 | 2916 | 10241 |
Castelsantangelo sul Nera | MC | 16 | 281 | 10522 |
Amatrice | RI | 16 | 2657 | 13179 |
Montemonaco | AP | 16 | 604 | 13783 |
Cittareale | RI | 18 | 482 | 14265 |
Cascia | PG | 19 | 3217 | 17482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2017-03-21 20:48:29 |
42.7693 | 13.236 | 11 | 2017-03-21 20:52:46 |
Sala Sismica INGV-Roma | 42754571 |
Field | Value |
---|---|
Time (UTC) | 2017-03-21 20:48:29 ± 0.04 |
Latitude | 42.7693 ± 0.0018 |
Longitude | 13.2360 ± 0.0025 |
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 | 42754571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 220 |
Semi-minor axis of confidence ellipse (meter) | 197 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 346 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 220.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
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 | 10 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 42754571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-21 20:52:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2017-03-21T20:48:41.36 | 0.3 | undecidable | manual | S | 118 | 34.1436 | 50 | 0 | 98 |
IV.RM33.EHZ. | 2017-03-21T20:48:40.09 | 0.3 | undecidable | manual | S | 183 | 28.9488 | 50 | 0.11 | 96 |
IV.T1217.EHZ. | 2017-03-21T20:48:38.93 | 0.6 | undecidable | manual | S | 256 | 25.6521 | 50 | -0.17 | 64 |
IV.T1241.EHZ. | 2017-03-21T20:48:37.03 | 0.3 | undecidable | manual | S | 59 | 18.5703 | 120 | -0.1 | 98 |
IV.SMA1.EHZ. | 2017-03-21T20:48:36.51 | 0.6 | undecidable | manual | S | 152 | 17.3715 | 121 | -0.28 | 63 |
IV.FDMO.HHZ. | 2017-03-21T20:48:36.21 | 3.0 | negative | manual | P | 0.44 | 0 | |||
IV.ARRO.EHZ. | 2017-03-21T20:48:36.76 | 3.0 | negative | manual | P | -0.21 | 0 | |||
IV.T1212.EHZ. | 2017-03-21T20:48:36.16 | 0.3 | undecidable | manual | S | 263 | 15.6732 | 124 | -0.14 | 98 |
IV.TERO.HHZ. | 2017-03-21T20:48:36.23 | 1.0 | positive | manual | P | 118 | 34.1436 | 50 | -0.21 | 31 |
IV.T1299.EHZ. | 2017-03-21T20:48:36.33 | 0.6 | undecidable | manual | S | 166 | 15.4734 | 125 | 0.11 | 66 |
IV.T1219.EHZ. | 2017-03-21T20:48:36.34 | 3.0 | undecidable | manual | P | -0.06 | 0 | |||
IV.T1218.EHZ. | 2017-03-21T20:48:35.98 | 0.3 | undecidable | manual | S | 222 | 14.7741 | 126 | -0.05 | 100 |
IV.T1217.EHZ. | 2017-03-21T20:48:35.03 | 1.0 | negative | manual | P | 256 | 25.6521 | 50 | -0.09 | 32 |
IV.RM33.EHZ. | 2017-03-21T20:48:35.60 | 1.0 | undecidable | manual | P | 183 | 28.9488 | 50 | -0.04 | 33 |
IV.T1245.HHZ. | 2017-03-21T20:48:34.98 | 0.6 | undecidable | manual | S | 338 | 10.3785 | 136 | 0.1 | 67 |
IV.T1216.EHZ. | 2017-03-21T20:48:34.69 | 1.0 | undecidable | manual | P | 307 | 22.1556 | 50 | 0.09 | 33 |
IV.T1299.EHZ. | 2017-03-21T20:48:33.76 | 0.6 | negative | manual | P | 166 | 15.4734 | 125 | 0.29 | 63 |
IV.SMA1.EHZ. | 2017-03-21T20:48:33.80 | 1.0 | negative | manual | P | 152 | 17.3715 | 121 | 0 | 33 |
IV.T1218.EHZ. | 2017-03-21T20:48:33.42 | 0.6 | positive | manual | P | 222 | 14.7741 | 126 | 0.07 | 66 |
IV.T1241.EHZ. | 2017-03-21T20:48:33.99 | 1.0 | undecidable | manual | P | 59 | 18.5703 | 120 | 0 | 33 |
IV.T1212.EHZ. | 2017-03-21T20:48:33.57 | 0.3 | positive | manual | P | 263 | 15.6732 | 124 | 0.06 | 100 |
IV.T1245.HHZ. | 2017-03-21T20:48:32.93 | 1.0 | positive | manual | P | 338 | 10.3785 | 136 | 0.24 | 32 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:0.4 | 0.00002 | 0.34 | AML | other | m | 2017-03-21T20:48:36.72 |
IV.SMA1.EHE. | ML:0.4 | 0.000019849999999999998 | 0.54 | AML | other | m | 2017-03-21T20:48:45.60 |
IV.T1245.HHE. | ML:0.8 | 0.0000704 | 0.18 | AML | other | m | 2017-03-21T20:48:37.23 |
IV.T1245.HHN. | ML:1.0 | 0.00010899999999999999 | 0.44 | AML | other | m | 2017-03-21T20:48:35.51 |
IV.TERO.HHE. | ML:0.6 | 0.000017250000000000003 | 0.54 | AML | other | m | 2017-03-21T20:48:43.39 |
IV.TERO.HHN. | ML:0.6 | 0.000014770000000000001 | 0.82 | AML | other | m | 2017-03-21T20:48:42.10 |