A magnitude ML 1.1 earthquake occured in region: 2 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7910, 13.1140 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 | 2 | 4957 | 4957 |
Cascia | PG | 11 | 3217 | 8174 |
Preci | PG | 12 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Arquata del Tronto | AP | 15 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Cerreto di Spoleto | PG | 16 | 1075 | 13206 |
Poggiodomo | PG | 17 | 117 | 13323 |
Ussita | MC | 17 | 444 | 13767 |
Sellano | PG | 19 | 1079 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Cittareale | RI | 20 | 482 | 15851 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2017-01-31 12:17:00 |
42.791 | 13.1138 | 10 | 2017-01-31 12:26:14 |
Sala Sismica INGV-Roma | 40233851 |
Field | Value |
---|---|
Time (UTC) | 2017-01-31 12:17:00 ± 0.07 |
Latitude | 42.7910 ± 0.0027 |
Longitude | 13.1138 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 40233851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 315 |
Semi-minor axis of confidence ellipse (meter) | 300 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 280 |
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) | 145 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24192 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 40233851 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-01-31 12:26:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TRIV.HHZ. | 2017-01-31T12:17:33.48 | 3.0 | undecidable | manual | Sg | 7.14 | 0 | |||
IV.BRSN.EHZ. | 2017-01-31T12:17:12.17 | 3.0 | positive | manual | Pg | 3.55 | 0 | |||
IV.ARVD.HHZ. | 2017-01-31T12:17:08.08 | 3.0 | undecidable | manual | Sn | -0.68 | 0 | |||
IV.T1299.EHZ. | 2017-01-31T12:17:08.84 | 0.1 | undecidable | manual | S | 142 | 22.1556 | 115 | 0.21 | 94 |
IV.T1217.EHZ. | 2017-01-31T12:17:07.22 | 0.1 | undecidable | manual | S | 240 | 17.2716 | 120 | 0.09 | 97 |
IV.T1220.EHZ. | 2017-01-31T12:17:07.30 | 3.0 | undecidable | manual | Sg | 3.88 | 0 | |||
IV.CSP1.EHZ. | 2017-01-31T12:17:06.97 | 3.0 | undecidable | manual | Sg | 4 | 0 | |||
IV.CESI.HHZ. | 2017-01-31T12:17:06.13 | 3.0 | undecidable | manual | Sg | 2.23 | 0 | |||
IV.MC2.EHZ. | 2017-01-31T12:17:06.49 | 0.1 | undecidable | manual | S | 25 | 14.6742 | 125 | 0.12 | 97 |
IV.PP3.EHZ. | 2017-01-31T12:17:06.85 | 3.0 | undecidable | manual | Sn | 0.07 | 0 | |||
IV.MMUR.HNZ. | 2017-01-31T12:17:06.74 | 3.0 | undecidable | manual | Sn | -0.88 | 0 | |||
IV.T1299.EHZ. | 2017-01-31T12:17:05.09 | 0.1 | undecidable | manual | P | 142 | 22.1556 | 115 | 0.03 | 97 |
IV.T1218.EHZ. | 2017-01-31T12:17:05.78 | 0.1 | undecidable | manual | S | 180 | 13.3755 | 127 | -0.23 | 95 |
IV.SMA1.EHZ. | 2017-01-31T12:17:05.74 | 0.1 | undecidable | manual | P | 135 | 25.3524 | 50 | 0.12 | 95 |
IV.T1241.EHZ. | 2017-01-31T12:17:05.65 | 0.1 | undecidable | manual | P | 74 | 26.8509 | 50 | -0.2 | 93 |
IV.T1212.EHZ. | 2017-01-31T12:17:04.40 | 0.1 | undecidable | manual | S | 232 | 7.0929 | 145 | -0.08 | 99 |
IV.LNSS.HHZ. | 2017-01-31T12:17:04.99 | 0.1 | undecidable | manual | P | 196 | 21.7671 | 115 | 0.01 | 98 |
IV.T1217.EHZ. | 2017-01-31T12:17:04.34 | 0.1 | undecidable | manual | P | 240 | 17.2716 | 120 | 0.15 | 96 |
IV.T1216.EHZ. | 2017-01-31T12:17:03.66 | 3.0 | undecidable | manual | Sg | 0.62 | 0 | |||
IV.MC2.EHZ. | 2017-01-31T12:17:03.64 | 0.1 | undecidable | manual | P | 25 | 14.6742 | 125 | -0.11 | 97 |
IV.T1218.EHZ. | 2017-01-31T12:17:03.44 | 0.1 | undecidable | manual | P | 180 | 13.3755 | 127 | -0.11 | 97 |
IV.FDMO.HHZ. | 2017-01-31T12:17:02.38 | 3.0 | undecidable | manual | Sn | -0.61 | 0 | |||
IV.T1212.EHZ. | 2017-01-31T12:17:02.65 | 0.1 | undecidable | manual | P | 232 | 7.0929 | 145 | -0.01 | 100 |
IV.NRCA.HNZ. | 2017-01-31T12:17:01.76 | 3.0 | undecidable | manual | Sn | -0.96 | 0 | |||
IV.TRIV.HHZ. | 2017-01-31T12:17:00.50 | 3.0 | undecidable | manual | P | -6.14 | 0 | |||
IV.SNTG.HHZ. | 2017-01-31T12:16:55.97 | 3.0 | positive | manual | P | 1.07 | 0 | |||
IV.OFFI.HHZ. | 2017-01-31T12:16:52.47 | 3.0 | positive | manual | P | -1.5 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.8 | 0.0000348 | 0.7 | AML | other | m | 2017-01-31T12:17:10.39 |
IV.FDMO.HHN. | ML:1.0 | 0.00005165 | 1.1 | AML | other | m | 2017-01-31T12:17:12.14 |
IV.LNSS.HHN. | ML:0.9 | 0.00005435 | 0.64 | AML | other | m | 2017-01-31T12:17:11.47 |
IV.LNSS.HHE. | ML:1.0 | 0.00005955 | 0.42 | AML | other | m | 2017-01-31T12:17:13.94 |
IV.SMA1.EHE. | ML:1.0 | 0.00006725000000000001 | 0.18 | AML | other | m | 2017-01-31T12:16:56.15 |
IV.SMA1.EHN. | ML:1.0 | 0.00006245 | 0.48 | AML | other | m | 2017-01-31T12:17:11.35 |
IV.SNTG.HHN. | ML:1.0 | 0.00002488 | 0.8 | AML | other | m | 2017-01-31T12:17:17.96 |
IV.SNTG.HHE. | ML:0.9 | 0.00002193 | 0.54 | AML | other | m | 2017-01-31T12:17:18.01 |
IV.T1212.EHN. | ML:1.4 | 0.0003775 | 0.42 | AML | other | m | 2017-01-31T12:17:04.62 |
IV.T1212.EHE. | ML:1.4 | 0.000352 | 0.16 | AML | other | m | 2017-01-31T12:17:04.49 |
IV.T1212.HNE. | ML:1.4 | 0.000366 | 0.16 | AML | other | m | 2017-01-31T12:17:04.41 |
IV.T1212.HNN. | ML:1.4 | 0.0003685 | 0.14 | AML | other | m | 2017-01-31T12:17:04.50 |
IV.T1216.EHE. | ML:1.2 | 0.0001821 | 1.58 | AML | other | m | 2017-01-31T12:17:09.01 |
IV.T1216.EHN. | ML:1.2 | 0.00017199999999999998 | 0.24 | AML | other | m | 2017-01-31T12:17:07.61 |
IV.T1218.EHN. | ML:1.0 | 0.00010035 | 1.34 | AML | other | m | 2017-01-31T12:17:09.19 |
IV.T1218.EHE. | ML:0.9 | 0.00007355 | 0.38 | AML | other | m | 2017-01-31T12:17:08.08 |
IV.T1220.EHE. | ML:1.3 | 0.00008683499999999999 | 0.88 | AML | other | m | 2017-01-31T12:17:07.32 |
IV.T1220.EHN. | ML:1.5 | 0.00013395 | 1.46 | AML | other | m | 2017-01-31T12:17:15.07 |
IV.T1299.EHN. | ML:0.8 | 0.000039 | 1.68 | AML | other | m | 2017-01-31T12:17:10.14 |
IV.T1299.EHE. | ML:0.8 | 0.0000429 | 0.42 | AML | other | m | 2017-01-31T12:17:10.73 |