A magnitude ML 1.2 earthquake occured in region: 2 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7760, 13.1120 at 12 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 | 10 | 3217 | 8174 |
Preci | PG | 13 | 724 | 8898 |
Castelsantangelo sul Nera | MC | 14 | 281 | 9179 |
Accumoli | RI | 14 | 667 | 9846 |
Arquata del Tronto | AP | 15 | 1178 | 11024 |
Poggiodomo | PG | 16 | 117 | 11141 |
Cerreto di Spoleto | PG | 17 | 1075 | 12216 |
Visso | MC | 17 | 1107 | 13323 |
Cittareale | RI | 18 | 482 | 13805 |
Ussita | MC | 19 | 444 | 14249 |
Monteleone di Spoleto | PG | 19 | 599 | 14848 |
Sellano | PG | 20 | 1079 | 15927 |
Montegallo | AP | 20 | 523 | 16450 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2017-03-04 21:31:39 |
42.7762 | 13.1115 | 12 | 2017-03-04 21:44:03 |
Sala Sismica INGV-Roma | 41972891 |
Field | Value |
---|---|
Time (UTC) | 2017-03-04 21:31:39 ± 0.03 |
Latitude | 42.7762 ± 0.0018 |
Longitude | 13.1115 ± 0.0025 |
Depth (km) | 12 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41972891 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 260 |
Semi-minor axis of confidence ellipse (meter) | 20 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 303 |
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) | 68 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.08 |
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 | 24 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 41972891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-04 21:44:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MSSA.HHZ. | 2017-03-04T21:33:01.23 | 3.0 | undecidable | manual | Sg | 8.2 | 0 | |||
IV.HLNI.HHZ. | 2017-03-04T21:32:50.36 | 3.0 | undecidable | manual | Pn | -5.88 | 0 | |||
IV.PIPA.HHZ. | 2017-03-04T21:32:50.70 | 3.0 | positive | manual | Pg | 11.93 | 0 | |||
IV.NDIM.HHZ. | 2017-03-04T21:32:43.88 | 3.0 | undecidable | manual | Sn | 0.66 | 0 | |||
IV.EUCT.HNZ. | 2017-03-04T21:32:41.89 | 3.0 | positive | manual | Pg | 13.7 | 0 | |||
IV.PAOL.HHZ. | 2017-03-04T21:32:32.57 | 3.0 | undecidable | manual | Sg | -1.74 | 0 | |||
IV.PTRJ.HNZ. | 2017-03-04T21:32:06.00 | 3.0 | undecidable | manual | Pg | 2.09 | 0 | |||
IV.LRP.HHZ. | 2017-03-04T21:32:05.90 | 3.0 | undecidable | manual | Sn | -7.51 | 0 | |||
IV.CPGN.HNZ. | 2017-03-04T21:31:51.57 | 3.0 | positive | manual | Pn | -1.49 | 0 | |||
IV.T1211.EHZ. | 2017-03-04T21:31:51.52 | 0.3 | undecidable | manual | S | 218 | 34.1436 | 92 | 0.15 | 71 |
IV.CIMA.HNZ. | 2017-03-04T21:31:49.94 | 3.0 | undecidable | manual | Pn | 2.39 | 0 | |||
IV.COR1.EHZ. | 2017-03-04T21:31:47.33 | 3.0 | negative | manual | Pn | -1.77 | 0 | |||
IV.LNSS.HHZ. | 2017-03-04T21:31:47.59 | 0.3 | undecidable | manual | S | 197 | 20.0688 | 96 | -0.04 | 73 |
IV.T1220.EHZ. | 2017-03-04T21:31:46.94 | 3.0 | undecidable | manual | Pg | 3.05 | 0 | |||
IV.T1217.EHZ. | 2017-03-04T21:31:46.59 | 0.3 | undecidable | manual | S | 244 | 16.2726 | 101 | -0.04 | 73 |
IV.T1211.EHZ. | 2017-03-04T21:31:46.61 | 0.1 | undecidable | manual | P | 218 | 34.1436 | 92 | 0.12 | 94 |
IV.T1245.HHZ. | 2017-03-04T21:31:45.30 | 0.3 | undecidable | manual | S | 35 | 10.878 | 121 | 0.02 | 75 |
IV.T1218.EHZ. | 2017-03-04T21:31:45.49 | 0.3 | undecidable | manual | S | 179 | 11.7771 | 117 | 0 | 75 |
IV.SAMA.HHZ. | 2017-03-04T21:31:44.32 | 3.0 | undecidable | manual | P | -9.95 | 0 | |||
IV.T1215.EHZ. | 2017-03-04T21:31:44.25 | 0.1 | undecidable | manual | P | 278 | 19.9689 | 96 | -0.06 | 97 |
IV.T1212.EHZ. | 2017-03-04T21:31:44.24 | 0.3 | undecidable | manual | S | 243 | 6.0939 | 144 | -0.1 | 74 |
IV.SMA1.EHZ. | 2017-03-04T21:31:44.83 | 0.1 | undecidable | manual | P | 131 | 24.3534 | 94 | -0.15 | 96 |
IV.T1214.EHZ. | 2017-03-04T21:31:44.62 | 0.3 | undecidable | manual | S | 103 | 8.0808 | 134 | -0.08 | 75 |
IV.LNSS.HHZ. | 2017-03-04T21:31:44.24 | 0.1 | undecidable | manual | P | 197 | 20.0688 | 96 | -0.08 | 97 |
IV.MC2.EHZ. | 2017-03-04T21:31:43.75 | 0.1 | undecidable | manual | P | 23 | 16.2726 | 101 | 0.01 | 99 |
IV.T1218.EHZ. | 2017-03-04T21:31:43.14 | 0.1 | undecidable | manual | P | 179 | 11.7771 | 117 | 0.05 | 99 |
IV.T1216.EHZ. | 2017-03-04T21:31:43.49 | 0.1 | undecidable | manual | P | 329 | 14.7741 | 106 | -0.03 | 99 |
IV.T1217.EHZ. | 2017-03-04T21:31:43.80 | 0.1 | undecidable | manual | P | 244 | 16.2726 | 101 | 0.05 | 99 |
IV.T1214.EHZ. | 2017-03-04T21:31:42.70 | 0.1 | undecidable | manual | P | 103 | 8.0808 | 134 | 0.07 | 99 |
IV.T1245.HHZ. | 2017-03-04T21:31:42.99 | 0.1 | positive | manual | P | 35 | 10.878 | 121 | 0.03 | 100 |
IV.T1212.EHZ. | 2017-03-04T21:31:42.50 | 0.1 | undecidable | manual | P | 243 | 6.0939 | 144 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.2 | 0.00011014425 | 0.2304 | AML | other | m | 2017-03-04T21:31:48.32 |
IV.LNSS.HHN. | ML:1.2 | 0.000114950355 | 0.1408 | AML | other | m | 2017-03-04T21:31:48.73 |
IV.T1211.EHN. | ML:1.2 | 0.000070272558 | 0.2688 | AML | other | m | 2017-03-04T21:31:52.42 |
IV.T1211.EHE. | ML:1.2 | 0.000069148235 | 0.128 | AML | other | m | 2017-03-04T21:31:52.58 |
IV.T1212.HNN. | ML:1.0 | 0.000149815745 | 0.1408 | AML | other | m | 2017-03-04T21:31:44.40 |
IV.T1212.EHN. | ML:1.0 | 0.00015528905000000001 | 0.1408 | AML | other | m | 2017-03-04T21:31:44.40 |
IV.T1212.EHE. | ML:1.0 | 0.00013232908500000003 | 0.192 | AML | other | m | 2017-03-04T21:31:44.40 |
IV.T1214.HNE. | ML:1.6 | 0.0005161534999999999 | 0.1408 | AML | other | m | 2017-03-04T21:31:44.79 |
IV.T1214.EHE. | ML:1.6 | 0.00047403245000000004 | 0.1408 | AML | other | m | 2017-03-04T21:31:44.79 |
IV.T1214.HNN. | ML:1.6 | 0.0005454042500000001 | 0.2176 | AML | other | m | 2017-03-04T21:31:44.77 |
IV.T1214.EHN. | ML:1.6 | 0.0005469531000000001 | 0.2048 | AML | other | m | 2017-03-04T21:31:44.77 |
IV.T1215.EHN. | ML:0.9 | 0.000055211179999999996 | 0.064 | AML | other | m | 2017-03-04T21:31:48.68 |
IV.T1216.EHE. | ML:1.2 | 0.00015445725 | 0.128 | AML | other | m | 2017-03-04T21:31:46.70 |
IV.T1216.EHN. | ML:1.4 | 0.00021216269999999997 | 0.2432 | AML | other | m | 2017-03-04T21:31:46.38 |
IV.T1217.EHE. | ML:1.0 | 0.000084776955 | 0.064 | AML | other | m | 2017-03-04T21:31:46.75 |
IV.T1217.HNN. | ML:1.0 | 0.000088251155 | 0.1024 | AML | other | m | 2017-03-04T21:31:46.78 |
IV.T1217.EHN. | ML:1.1 | 0.00010027972 | 0.896 | AML | other | m | 2017-03-04T21:31:47.56 |
IV.T1218.HNN. | ML:1.0 | 0.00011226822 | 0.1152 | AML | other | m | 2017-03-04T21:31:46.57 |
IV.T1218.HNE. | ML:1.2 | 0.00017036203 | 0.3328 | AML | other | m | 2017-03-04T21:31:45.62 |
IV.T1218.EHE. | ML:1.1 | 0.00011977473 | 0.1024 | AML | other | m | 2017-03-04T21:31:45.00 |
IV.T1218.EHN. | ML:1.0 | 0.00011468072 | 0.1152 | AML | other | m | 2017-03-04T21:31:46.57 |
IV.T1245.HHN. | ML:1.3 | 0.00022506645 | 0.256 | AML | other | m | 2017-03-04T21:31:46.82 |
IV.T1245.HNN. | ML:1.3 | 0.00022445724999999999 | 0.2432 | AML | other | m | 2017-03-04T21:31:46.83 |
IV.T1245.HNE. | ML:1.3 | 0.00020810289999999998 | 0.1408 | AML | other | m | 2017-03-04T21:31:46.09 |
IV.T1245.HHE. | ML:1.4 | 0.00024252380000000002 | 0.1536 | AML | other | m | 2017-03-04T21:31:46.09 |