A magnitude ML 1.0 earthquake occured in region: 3 km SW Norcia (PG), on
and geographic coordinates (lat, lon) 42.7670, 13.0780 at 10 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Cascia | PG | 8 | 3217 | 8174 |
Preci | PG | 13 | 724 | 8898 |
Poggiodomo | PG | 13 | 117 | 9015 |
Cerreto di Spoleto | PG | 14 | 1075 | 10090 |
Castelsantangelo sul Nera | MC | 16 | 281 | 10371 |
Accumoli | RI | 16 | 667 | 11038 |
Monteleone di Spoleto | PG | 16 | 599 | 11637 |
Vallo di Nera | PG | 18 | 364 | 12001 |
Cittareale | RI | 18 | 482 | 12483 |
Arquata del Tronto | AP | 18 | 1178 | 13661 |
Visso | MC | 18 | 1107 | 14768 |
Sellano | PG | 18 | 1079 | 15847 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2017-04-04 17:12:09 |
42.767 | 13.0782 | 10 | 2017-04-04 17:18:44 |
Sala Sismica INGV-Roma | 43381921 |
Field | Value |
---|---|
Time (UTC) | 2017-04-04 17:12:09 ± 0.14 |
Latitude | 42.7670 ± 0.0027 |
Longitude | 13.0782 ± 0.0037 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43381921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 309 |
Semi-minor axis of confidence ellipse (meter) | 88 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 313 |
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) | 98 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 12 |
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) | 0.22483 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.0 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 43381921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-04 17:18:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1211.EHZ. | 2017-04-04T17:12:19.88 | 3.0 | undecidable | manual | S | -0.29 | 0 | |||
IV.MMO1.EHZ. | 2017-04-04T17:12:18.43 | 0.3 | undecidable | manual | S | 54 | 24.9528 | 112 | -0.21 | 71 |
IV.TERO.HHZ. | 2017-04-04T17:12:17.72 | 3.0 | undecidable | manual | P | -0.06 | 0 | |||
IV.T1216.EHZ. | 2017-04-04T17:12:15.43 | 0.3 | undecidable | manual | S | 341 | 14.5743 | 124 | 0.01 | 75 |
IV.T1245.HHZ. | 2017-04-04T17:12:15.14 | 0.3 | undecidable | manual | S | 42 | 13.3755 | 126 | 0.06 | 74 |
IV.T1241.EHZ. | 2017-04-04T17:12:15.52 | 3.0 | undecidable | manual | P | 0.14 | 0 | |||
IV.T1214.EHZ. | 2017-04-04T17:12:14.40 | 0.3 | undecidable | manual | S | 94 | 10.6782 | 133 | 0.04 | 75 |
IV.T1218.EHZ. | 2017-04-04T17:12:14.40 | 0.3 | undecidable | manual | S | 164 | 11.1777 | 132 | -0.09 | 74 |
IV.T1217.EHZ. | 2017-04-04T17:12:14.95 | 0.3 | undecidable | manual | S | 243 | 13.3755 | 126 | -0.15 | 73 |
IV.MMO1.EHZ. | 2017-04-04T17:12:14.52 | 0.1 | undecidable | manual | P | 54 | 24.9528 | 112 | -0.18 | 95 |
IV.T1245.HHZ. | 2017-04-04T17:12:12.76 | 0.1 | undecidable | manual | P | 42 | 13.3755 | 126 | 0.12 | 98 |
IV.T1214.EHZ. | 2017-04-04T17:12:12.36 | 0.1 | undecidable | manual | P | 94 | 10.6782 | 133 | 0.13 | 98 |
IV.T1216.EHZ. | 2017-04-04T17:12:12.90 | 0.1 | undecidable | manual | P | 341 | 14.5743 | 124 | 0.06 | 99 |
IV.T1218.EHZ. | 2017-04-04T17:12:12.41 | 0.1 | undecidable | manual | P | 164 | 11.1777 | 132 | 0.11 | 99 |
IV.T1217.EHZ. | 2017-04-04T17:12:12.67 | 0.1 | undecidable | manual | P | 243 | 13.3755 | 126 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1245.HHN. | ML:1.0 | 0.0001048 | 0.24 | AML | other | m | 2017-04-04T17:12:15.61 |
IV.T1245.HHE. | ML:1.0 | 0.00010245 | 1.02 | AML | other | m | 2017-04-04T17:12:16.58 |