A magnitude ML 1.0 earthquake occured in region: 2 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7820, 13.1110 at 8 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 | 2 | 4957 | 4957 |
Cascia | PG | 11 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 13 | 281 | 9179 |
Accumoli | RI | 15 | 667 | 9846 |
Arquata del Tronto | AP | 15 | 1178 | 11024 |
Poggiodomo | PG | 16 | 117 | 11141 |
Cerreto di Spoleto | PG | 16 | 1075 | 12216 |
Visso | MC | 17 | 1107 | 13323 |
Ussita | MC | 18 | 444 | 13767 |
Cittareale | RI | 19 | 482 | 14249 |
Sellano | PG | 19 | 1079 | 15328 |
Montegallo | AP | 19 | 523 | 15851 |
Monteleone di Spoleto | PG | 20 | 599 | 16450 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2017-04-04 12:10:03 |
42.7825 | 13.1112 | 8 | 2017-04-04 12:18:17 |
Sala Sismica INGV-Roma | 43369681 |
Field | Value |
---|---|
Time (UTC) | 2017-04-04 12:10:03 ± 0.13 |
Latitude | 42.7825 ± 0.0027 |
Longitude | 13.1112 ± 0.0049 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43369681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 352 |
Semi-minor axis of confidence ellipse (meter) | 266 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 116 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 125 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.19605 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 3 |
Type of magnitude | ML |
Reference to an origin | 43369681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-04 12:18:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APEC.HHZ. | 2017-04-04T12:10:17.72 | 3.0 | positive | manual | P | -0.29 | 0 | |||
IV.MMO1.EHZ. | 2017-04-04T12:10:11.14 | 0.3 | undecidable | manual | S | 53 | 21.7671 | 110 | -0.18 | 72 |
IV.RM33.EHZ. | 2017-04-04T12:10:09.10 | 3.0 | negative | manual | P | -0.61 | 0 | |||
IV.T1219.EHZ. | 2017-04-04T12:10:09.18 | 3.0 | undecidable | manual | S | 0.08 | 0 | |||
IV.T1218.EHZ. | 2017-04-04T12:10:08.28 | 0.3 | undecidable | manual | S | 178 | 12.4764 | 123 | -0.12 | 74 |
IV.FDMO.HHZ. | 2017-04-04T12:10:08.80 | 3.0 | undecidable | manual | S | -0.21 | 0 | |||
IV.T1245.HHZ. | 2017-04-04T12:10:07.84 | 0.3 | undecidable | manual | S | 37 | 10.2786 | 128 | 0.05 | 75 |
IV.MMO1.EHZ. | 2017-04-04T12:10:07.72 | 0.1 | undecidable | manual | P | 53 | 21.7671 | 110 | -0.19 | 95 |
IV.T1214.EHZ. | 2017-04-04T12:10:07.37 | 0.3 | undecidable | manual | S | 108 | 8.3805 | 134 | 0.1 | 75 |
IV.T1299.EHZ. | 2017-04-04T12:10:07.85 | 0.1 | undecidable | manual | P | 140 | 21.5673 | 110 | -0.01 | 99 |
IV.T1217.EHZ. | 2017-04-04T12:10:06.95 | 1.0 | undecidable | manual | S | 0.06 | 0.57 | |||
IV.NRCA.HHZ. | 2017-04-04T12:10:06.56 | 0.1 | undecidable | manual | S | 3 | 5.6943 | 145 | -0.1 | 100 |
IV.T1245.HHZ. | 2017-04-04T12:10:06.05 | 0.1 | undecidable | manual | P | 37 | 10.2786 | 128 | 0.18 | 98 |
IV.T1212.EHZ. | 2017-04-04T12:10:06.72 | 0.3 | undecidable | manual | S | 238 | 6.3936 | 141 | -0.1 | 75 |
IV.T1218.EHZ. | 2017-04-04T12:10:06.18 | 0.1 | undecidable | manual | P | 178 | 12.4764 | 123 | -0.05 | 100 |
IV.T1212.EHZ. | 2017-04-04T12:10:05.42 | 0.1 | undecidable | manual | P | 238 | 6.3936 | 141 | 0.11 | 100 |
IV.T1214.EHZ. | 2017-04-04T12:10:05.74 | 0.1 | undecidable | manual | P | 108 | 8.3805 | 134 | 0.17 | 98 |
IV.NRCA.HHZ. | 2017-04-04T12:10:05.32 | 0.1 | undecidable | manual | P | 3 | 5.6943 | 145 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1212.EHN. | ML:0.8 | 0.0001275 | 0.12 | AML | other | m | 2017-04-04T12:10:06.84 |
IV.T1212.EHE. | ML:0.7 | 0.00010135 | 0.08 | AML | other | m | 2017-04-04T12:10:06.89 |
IV.T1214.EHN. | ML:1.2 | 0.0002415 | 0.58 | AML | other | m | 2017-04-04T12:10:07.70 |
IV.T1214.EHE. | ML:1.2 | 0.00023349999999999998 | 0.18 | AML | other | m | 2017-04-04T12:10:07.54 |
IV.T1218.EHN. | ML:1.0 | 0.0001367 | 0.18 | AML | other | m | 2017-04-04T12:10:08.51 |
IV.T1218.EHE. | ML:0.8 | 0.00007654999999999999 | 0.36 | AML | other | m | 2017-04-04T12:10:08.51 |