A magnitude ML 1.4 earthquake occured in region: 1 km NW Norcia (PG), on
and geographic coordinates (lat, lon) 42.8000, 13.0910 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 |
---|---|---|---|---|
Norcia | PG | 1 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Cascia | PG | 11 | 3217 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Cerreto di Spoleto | PG | 14 | 1075 | 10254 |
Visso | MC | 15 | 1107 | 11361 |
Poggiodomo | PG | 16 | 117 | 11478 |
Ussita | MC | 17 | 444 | 11922 |
Sellano | PG | 17 | 1079 | 13001 |
Arquata del Tronto | AP | 17 | 1178 | 14179 |
Accumoli | RI | 17 | 667 | 14846 |
Vallo di Nera | PG | 19 | 364 | 15210 |
Monteleone di Spoleto | PG | 20 | 599 | 15809 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2017-04-03 10:25:07 |
42.7998 | 13.0908 | 11 | 2017-04-03 10:41:33 |
Sala Sismica INGV-Roma | 43324901 |
Field | Value |
---|---|
Time (UTC) | 2017-04-03 10:25:07 ± 0.04 |
Latitude | 42.7998 ± 0.0027 |
Longitude | 13.0908 ± 0.0037 |
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 | 43324901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 265 |
Semi-minor axis of confidence ellipse (meter) | 257 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 222 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 260.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 97 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 22 |
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) | 0.41639 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 43324901 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-03 10:41:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2017-04-03T10:25:21.77 | 0.1 | undecidable | manual | S | 115 | 46.2204 | 50 | -0.1 | 93 |
IV.T1241.EHZ. | 2017-04-03T10:25:17.08 | 0.1 | undecidable | manual | S | 77 | 28.3494 | 50 | -0.03 | 97 |
IV.T1219.EHZ. | 2017-04-03T10:25:17.18 | 0.1 | undecidable | manual | S | 346 | 29.2485 | 50 | -0.16 | 94 |
IV.FDMO.HHZ. | 2017-04-03T10:25:16.51 | 0.1 | undecidable | manual | S | 359 | 26.2515 | 50 | -0.03 | 97 |
IV.TERO.HHZ. | 2017-04-03T10:25:15.47 | 0.3 | positive | manual | P | 115 | 46.2204 | 50 | -0.13 | 69 |
IV.T1217.EHZ. | 2017-04-03T10:25:13.71 | 0.1 | undecidable | manual | S | 233 | 16.2726 | 124 | -0.13 | 97 |
IV.T1241.EHZ. | 2017-04-03T10:25:13.15 | 0.6 | undecidable | manual | P | 77 | 28.3494 | 50 | 0.29 | 46 |
IV.T1218.EHZ. | 2017-04-03T10:25:13.28 | 0.1 | undecidable | manual | S | 172 | 14.5743 | 127 | -0.08 | 98 |
IV.T1219.EHZ. | 2017-04-03T10:25:12.96 | 0.1 | undecidable | manual | P | 346 | 29.2485 | 50 | -0.03 | 97 |
IV.T1299.EHZ. | 2017-04-03T10:25:12.43 | 3.0 | negative | manual | P | 0.28 | 0 | |||
IV.T1245.HHZ. | 2017-04-03T10:25:12.15 | 0.1 | undecidable | manual | S | 51 | 10.0788 | 137 | -0.06 | 100 |
IV.FDMO.HHZ. | 2017-04-03T10:25:12.62 | 0.6 | positive | manual | P | 359 | 26.2515 | 50 | 0.09 | 48 |
IV.T1214.EHZ. | 2017-04-03T10:25:12.29 | 0.1 | undecidable | manual | S | 115 | 10.5783 | 136 | -0.03 | 100 |
IV.T1217.EHZ. | 2017-04-03T10:25:11.30 | 0.6 | undecidable | manual | P | 233 | 16.2726 | 124 | 0.33 | 47 |
IV.T1212.EHZ. | 2017-04-03T10:25:11.32 | 0.1 | undecidable | manual | S | 215 | 6.5934 | 149 | -0.14 | 98 |
IV.MMO1.EHZ. | 2017-04-03T10:25:11.98 | 0.6 | negative | manual | P | 60 | 22.1556 | 50 | 0.09 | 48 |
IV.T1245.HHZ. | 2017-04-03T10:25:10.27 | 0.6 | positive | manual | P | 51 | 10.0788 | 137 | 0.25 | 48 |
IV.NRCA.HHZ. | 2017-04-03T10:25:10.90 | 0.1 | undecidable | manual | S | 27 | 4.1958 | 159 | -0.2 | 98 |
IV.T1218.EHZ. | 2017-04-03T10:25:10.92 | 1.0 | negative | manual | P | 172 | 14.5743 | 127 | 0.23 | 24 |
IV.T1214.EHZ. | 2017-04-03T10:25:10.33 | 0.3 | negative | manual | P | 115 | 10.5783 | 136 | 0.24 | 72 |
IV.T1216.EHZ. | 2017-04-03T10:25:10.41 | 0.1 | positive | manual | P | 330 | 11.6772 | 133 | 0.17 | 97 |
IV.NRCA.HHZ. | 2017-04-03T10:25:09.43 | 1.0 | undecidable | manual | P | 27 | 4.1958 | 159 | 0.04 | 25 |
IV.T1212.EHZ. | 2017-04-03T10:25:09.78 | 0.3 | negative | manual | P | 215 | 6.5934 | 149 | 0.19 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.6 | 0.0007335 | 1.88 | AML | other | m | 2017-04-03T10:25:10.04 |
IV.NRCA.HHE. | ML:1.7 | 0.0007894999999999999 | 1.9 | AML | other | m | 2017-04-03T10:25:10.03 |
IV.NRCA.HHN. | ML:1.9 | 0.00115 | 1.88 | AML | other | m | 2017-04-03T10:25:11.97 |
IV.NRCA.HNN. | ML:1.8 | 0.0010789999999999999 | 1.88 | AML | other | m | 2017-04-03T10:25:11.98 |
IV.T1212.EHE. | ML:1.1 | 0.000202 | 0.4 | AML | other | m | 2017-04-03T10:25:11.66 |
IV.T1212.EHN. | ML:1.2 | 0.00023999999999999998 | 0.76 | AML | other | m | 2017-04-03T10:25:11.47 |
IV.T1218.HNE. | ML:1.2 | 0.0001445 | 0.94 | AML | other | m | 2017-04-03T10:25:13.61 |
IV.T1218.HNN. | ML:1.5 | 0.000303 | 0.42 | AML | other | m | 2017-04-03T10:25:14.34 |
IV.T1245.HHE. | ML:1.2 | 0.0001715 | 0.26 | AML | other | m | 2017-04-03T10:25:13.82 |
IV.T1245.HHN. | ML:1.3 | 0.00023799999999999998 | 1.08 | AML | other | m | 2017-04-03T10:25:13.29 |