A magnitude ML 1.4 earthquake occured in region: 3 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.7910, 13.0590 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 | 3 | 4957 | 4957 |
Cascia | PG | 9 | 3217 | 8174 |
Preci | PG | 10 | 724 | 8898 |
Cerreto di Spoleto | PG | 12 | 1075 | 9973 |
Poggiodomo | PG | 13 | 117 | 10090 |
Castelsantangelo sul Nera | MC | 14 | 281 | 10371 |
Sellano | PG | 15 | 1079 | 11450 |
Visso | MC | 16 | 1107 | 12557 |
Vallo di Nera | PG | 16 | 364 | 12921 |
Monteleone di Spoleto | PG | 18 | 599 | 13520 |
Ussita | MC | 18 | 444 | 13964 |
Accumoli | RI | 19 | 667 | 14631 |
Sant'Anatolia di Narco | PG | 19 | 564 | 15195 |
Arquata del Tronto | AP | 20 | 1178 | 16373 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-04-04 18:08:34 |
42.7908 | 13.0592 | 11 | 2020-04-04 18:24:05 |
Sala Sismica INGV-Roma | 77890061 |
Field | Value |
---|---|
Time (UTC) | 2020-04-04 18:08:34 ± 0.05 |
Latitude | 42.7908 ± 0.0027 |
Longitude | 13.0592 ± 0.0049 |
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 | 77890061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 366 |
Semi-minor axis of confidence ellipse (meter) | 235 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 90 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 60 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 23 |
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) | 0.39210 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 34 |
Type of magnitude | ML |
Reference to an origin | 77890061 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-04 18:24:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATFO.HHZ. | 2020-04-04T18:08:56.81 | 3.0 | undecidable | manual | S | -2.16 | 0 | |||
IV.ARVD.HHZ. | 2020-04-04T18:08:46.07 | 3.0 | undecidable | manual | P | -2.85 | 0 | |||
IV.CESI.HHZ. | 2020-04-04T18:08:44.15 | 0.6 | undecidable | manual | S | 332 | 26.8509 | 50 | -0.14 | 48 |
IV.FDMO.HHZ. | 2020-04-04T18:08:44.17 | 0.6 | undecidable | manual | S | 5 | 27.3504 | 50 | -0.25 | 47 |
IV.MTRA.EHZ. | 2020-04-04T18:08:44.52 | 0.6 | undecidable | manual | S | 98 | 27.75 | 50 | 0 | 49 |
IV.TERO.HHZ. | 2020-04-04T18:08:43.37 | 3.0 | positive | manual | P | -0.34 | 0 | |||
IV.MMO1.EHZ. | 2020-04-04T18:08:43.64 | 0.6 | undecidable | manual | S | 61 | 24.8529 | 50 | -0.12 | 48 |
IV.MF5.EHZ. | 2020-04-04T18:08:42.50 | 0.6 | negative | manual | P | 56 | 39.2274 | 50 | 0.4 | 44 |
IV.CESX.HHE. | 2020-04-04T18:08:42.73 | 1.0 | undecidable | manual | P | 242 | 43.5231 | 50 | -0.03 | 24 |
IV.GUMA.HHZ. | 2020-04-04T18:08:42.11 | 0.1 | undecidable | manual | P | 37 | 37.5291 | 50 | 0.26 | 91 |
IV.MOMA.HHZ. | 2020-04-04T18:08:42.37 | 0.6 | undecidable | manual | P | 272 | 39.8268 | 50 | 0.17 | 46 |
IV.LNSS.HHZ. | 2020-04-04T18:08:42.55 | 0.6 | undecidable | manual | S | 184 | 20.9679 | 50 | -0.15 | 48 |
IV.MC2.EHZ. | 2020-04-04T18:08:41.70 | 0.6 | undecidable | manual | S | 38 | 17.0718 | 123 | 0.08 | 50 |
IV.RM33.EHZ. | 2020-04-04T18:08:41.10 | 0.6 | negative | manual | P | 158 | 33.744 | 50 | -0.16 | 47 |
IV.MTRA.EHZ. | 2020-04-04T18:08:40.16 | 0.6 | undecidable | manual | P | 98 | 27.75 | 50 | -0.17 | 47 |
IV.SMA1.EHZ. | 2020-04-04T18:08:40.53 | 0.6 | positive | manual | P | 128 | 28.6491 | 50 | 0.05 | 49 |
IV.CESI.HHZ. | 2020-04-04T18:08:40.18 | 0.1 | negative | manual | P | 332 | 26.8509 | 50 | -0.02 | 98 |
IV.T1299.HNZ. | 2020-04-04T18:08:40.08 | 0.6 | undecidable | manual | P | 134 | 25.1526 | 50 | 0.14 | 48 |
IV.FDMO.HHZ. | 2020-04-04T18:08:40.23 | 0.6 | positive | manual | P | 5 | 27.3504 | 50 | -0.04 | 49 |
IV.LNSS.HHZ. | 2020-04-04T18:08:39.30 | 0.1 | positive | manual | P | 184 | 20.9679 | 50 | 0.02 | 99 |
IV.FEMA.HNZ. | 2020-04-04T18:08:39.28 | 1.0 | undecidable | manual | P | 358 | 18.9699 | 50 | 0.29 | 23 |
IV.MMO1.EHZ. | 2020-04-04T18:08:39.73 | 0.1 | positive | manual | P | 61 | 24.8529 | 50 | -0.16 | 96 |
IT.MTCL.HGZ. | 2020-04-04T18:08:39.51 | 0.6 | undecidable | manual | P | 348 | 23.0547 | 50 | -0.1 | 49 |
IV.NRCA.HNZ. | 2020-04-04T18:08:38.80 | 0.3 | undecidable | manual | S | 44 | 6.4935 | 149 | -0.21 | 73 |
IV.MC2.EHZ. | 2020-04-04T18:08:38.76 | 0.1 | positive | manual | P | 38 | 17.0718 | 123 | 0.1 | 98 |
IV.NRCA.HNZ. | 2020-04-04T18:08:37.27 | 0.1 | undecidable | manual | P | 44 | 6.4935 | 149 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.9 | 0.0010758044999999998 | 0.1408 | AML | other | m | 2020-04-04T18:08:38.95 |
IV.NRCA.HHN. | ML:1.9 | 0.0011136594999999999 | 0.0768 | AML | other | m | 2020-04-04T18:08:38.87 |
IV.NRCA.HNE. | ML:1.8 | 0.00094832305 | 0.1408 | AML | other | m | 2020-04-04T18:08:38.95 |
IV.NRCA.HNN. | ML:1.8 | 0.0010465485000000002 | 0.0896 | AML | other | m | 2020-04-04T18:08:38.91 |
IV.LNSS.HHE. | ML:1.5 | 0.0002059779 | 0.128 | AML | other | m | 2020-04-04T18:08:43.10 |
IV.LNSS.HHN. | ML:1.4 | 0.0001670671 | 0.192 | AML | other | m | 2020-04-04T18:08:43.14 |
IV.LNSS.HNE. | ML:1.5 | 0.00019835420000000002 | 0.128 | AML | other | m | 2020-04-04T18:08:43.10 |
IV.LNSS.HNN. | ML:1.3 | 0.00014803413500000002 | 0.192 | AML | other | m | 2020-04-04T18:08:43.24 |
IV.MTRA.EHE. | ML:1.3 | 0.00009670500000000002 | 0.2304 | AML | other | m | 2020-04-04T18:08:44.86 |
IV.MTRA.EHN. | ML:1.4 | 0.0001155054 | 0.2432 | AML | other | m | 2020-04-04T18:08:45.12 |
IV.MTRA.HNE. | ML:1.4 | 0.000137687715 | 0.3456 | AML | other | m | 2020-04-04T18:08:44.68 |
IV.MTRA.HNN. | ML:1.4 | 0.00014596504999999998 | 0.2432 | AML | other | m | 2020-04-04T18:08:45.12 |
IV.CESI.HHE. | ML:1.0 | 0.000048455834999999993 | 0.1152 | AML | other | m | 2020-04-04T18:08:44.83 |
IV.CESI.HHN. | ML:1.2 | 0.00009096218 | 0.1408 | AML | other | m | 2020-04-04T18:08:45.65 |
IV.CESI.HNE. | ML:1.3 | 0.0000994163805 | 0.512 | AML | other | m | 2020-04-04T18:08:44.44 |
IV.CESI.HNN. | ML:1.4 | 0.0001470067 | 1.2416 | AML | other | m | 2020-04-04T18:08:45.06 |
IV.FDMO.HHE. | ML:1.0 | 0.000055801925 | 0.1792 | AML | other | m | 2020-04-04T18:08:45.02 |
IV.FDMO.HHN. | ML:1.0 | 0.00005509531500000001 | 0.1792 | AML | other | m | 2020-04-04T18:08:45.18 |
IV.SMA1.EHE. | ML:1.3 | 0.00009493028000000001 | 0.4992 | AML | other | m | 2020-04-04T18:08:48.43 |
IV.SMA1.EHN. | ML:1.4 | 0.00011509802 | 0.1792 | AML | other | m | 2020-04-04T18:08:46.18 |
IV.RM33.HNE. | ML:1.5 | 0.000137291365 | 0.64 | AML | other | m | 2020-04-04T18:08:52.83 |
IV.RM33.HNN. | ML:1.4 | 0.00011728577999999999 | 0.8576 | AML | other | m | 2020-04-04T18:08:57.41 |
IV.RM33.EHE. | ML:1.0 | 0.000040390800000000006 | 0.128 | AML | other | m | 2020-04-04T18:08:47.13 |
IV.RM33.EHN. | ML:1.1 | 0.000049566335 | 0.064 | AML | other | m | 2020-04-04T18:08:46.61 |
IV.GUMA.HNE. | ML:1.5 | 0.00012355105 | 0.2176 | AML | other | m | 2020-04-04T18:08:43.93 |
IV.GUMA.HNN. | ML:1.8 | 0.00021608137 | 0.2176 | AML | other | m | 2020-04-04T18:08:44.77 |
IV.GUMA.HHE. | ML:1.3 | 0.000067850435 | 0.5376 | AML | other | m | 2020-04-04T18:08:51.74 |
IV.GUMA.HHN. | ML:1.3 | 0.00006831916999999999 | 0.256 | AML | other | m | 2020-04-04T18:08:50.52 |
IV.MF5.EHE. | ML:1.5 | 0.00010171137999999999 | 1.8816 | AML | other | m | 2020-04-04T18:08:58.27 |
IV.MF5.EHN. | ML:1.3 | 0.00007621457 | 1.7152 | AML | other | m | 2020-04-04T18:09:00.86 |
IV.TERO.HHE. | ML:1.0 | 0.00002536469 | 0.0768 | AML | other | m | 2020-04-04T18:08:50.32 |
IV.TERO.HHN. | ML:1.2 | 0.000038589460000000004 | 0.1024 | AML | other | m | 2020-04-04T18:08:50.14 |
IV.TERO.HNE. | ML:1.7 | 0.0001301702915 | 0.7808 | AML | other | m | 2020-04-04T18:08:54.95 |
IV.TERO.HNN. | ML:1.8 | 0.000161750325 | 1.0752 | AML | other | m | 2020-04-04T18:09:04.01 |