A magnitude ML 1.2 earthquake occured in region: 1 km NW Norcia (PG), on
and geographic coordinates (lat, lon) 42.8010, 13.0870 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 | 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 |
Sellano | PG | 16 | 1079 | 12557 |
Ussita | MC | 17 | 444 | 13001 |
Arquata del Tronto | AP | 18 | 1178 | 14179 |
Accumoli | RI | 18 | 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 1.2 | 2020-04-04 17:30:18 |
42.8007 | 13.0868 | 10 | 2020-04-04 17:42:32 |
Sala Sismica INGV-Roma | 77889201 |
Field | Value |
---|---|
Time (UTC) | 2020-04-04 17:30:18 ± 0.08 |
Latitude | 42.8007 ± 0.0045 |
Longitude | 13.0868 ± 0.0086 |
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 | 77889201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 760 |
Semi-minor axis of confidence ellipse (meter) | 310 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 62 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 760.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 188 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30307 |
Number of stations at which the event was observed | 29 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 77889201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-04 17:42:32 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.CANO.HHZ. | 2020-04-04T17:31:58.29 | 3.0 | undecidable | manual | Sg | 4.27 | 0 | |||
IV.SALB.HHZ. | 2020-04-04T17:31:47.98 | 3.0 | undecidable | manual | Sn | 5.78 | 0 | |||
IV.SARZ.HHZ. | 2020-04-04T17:31:47.33 | 3.0 | undecidable | manual | Sg | -2.59 | 0 | |||
IV.CET2.HHZ. | 2020-04-04T17:31:43.09 | 3.0 | undecidable | manual | Sn | -2.31 | 0 | |||
IV.MTTG.HHZ. | 2020-04-04T17:31:38.20 | 3.0 | undecidable | manual | Pg | 21 | 0 | |||
SL.LJU.BHZ. | 2020-04-04T17:31:36.47 | 3.0 | undecidable | manual | Sn | 1.07 | 0 | |||
IV.STAL.HHZ. | 2020-04-04T17:31:30.89 | 3.0 | undecidable | manual | Sn | -8.96 | 0 | |||
IV.MRB1.HHZ. | 2020-04-04T17:31:26.28 | 3.0 | undecidable | manual | Sg | 19.059999 | 0 | |||
AC.VLO.HHZ. | 2020-04-04T17:31:18.77 | 3.0 | negative | manual | Pn | 2.15 | 0 | |||
IV.MSFR.HHZ. | 2020-04-04T17:31:18.92 | 3.0 | undecidable | manual | Pg | 4.84 | 0 | |||
IV.CAGR.HHZ. | 2020-04-04T17:31:15.27 | 3.0 | undecidable | manual | Pn | -4.05 | 0 | |||
IV.FIR.HHZ. | 2020-04-04T17:31:08.56 | 3.0 | undecidable | manual | Sg | 2.26 | 0 | |||
IV.SALB.HHZ. | 2020-04-04T17:31:07.55 | 3.0 | undecidable | manual | Pg | 9.53 | 0 | |||
RF.GEPF.HHZ. | 2020-04-04T17:31:07.47 | 3.0 | positive | manual | Pg | 11.1 | 0 | |||
IV.BRSN.EHZ. | 2020-04-04T17:31:02.70 | 3.0 | undecidable | manual | Sn | -1.35 | 0 | |||
SL.LJU.BHZ. | 2020-04-04T17:30:59.32 | 3.0 | undecidable | manual | Pn | 5.12 | 0 | |||
IV.PTRJ.HNZ. | 2020-04-04T17:30:58.84 | 3.0 | undecidable | manual | Sn | -1.33 | 0 | |||
IV.MURB.HHZ. | 2020-04-04T17:30:53.35 | 3.0 | undecidable | manual | Sg | 4.66 | 0 | |||
IV.PZUN.HHZ. | 2020-04-04T17:30:50.92 | 3.0 | positive | manual | Pn | 3.73 | 0 | |||
IV.PAOL.HHZ. | 2020-04-04T17:30:49.16 | 3.0 | undecidable | manual | Pg | 11.41 | 0 | |||
IV.LPEL.HHZ. | 2020-04-04T17:30:38.32 | 3.0 | undecidable | manual | Pg | 10.3 | 0 | |||
IV.FIR.HHZ. | 2020-04-04T17:30:36.51 | 3.0 | undecidable | manual | Pg | -1.34 | 0 | |||
IV.LRP.EHZ. | 2020-04-04T17:30:29.49 | 3.0 | undecidable | manual | Pn | -0.66 | 0 | |||
IV.FDMO.HHZ. | 2020-04-04T17:30:28.14 | 0.6 | undecidable | manual | S | 0 | 26.1516 | 50 | -0.19 | 63 |
IV.CESI.HHZ. | 2020-04-04T17:30:28.64 | 0.3 | undecidable | manual | S | 327 | 27.0507 | 50 | 0.06 | 97 |
IV.T1299.HNE. | 2020-04-04T17:30:27.80 | 0.6 | undecidable | manual | S | 139 | 24.3534 | 50 | -0.06 | 65 |
IV.CSP1.EHZ. | 2020-04-04T17:30:25.42 | 1.0 | undecidable | manual | P | 16 | 33.6441 | 50 | -0.01 | 32 |
IV.RM33.EHZ. | 2020-04-04T17:30:25.28 | 3.0 | undecidable | manual | P | -0.06 | 0 | |||
IV.MC2.EHZ. | 2020-04-04T17:30:25.18 | 0.6 | undecidable | manual | S | 34 | 14.874 | 125 | 0.21 | 64 |
IV.SMA1.EHZ. | 2020-04-04T17:30:24.69 | 1.0 | undecidable | manual | P | 133 | 27.6501 | 50 | 0.19 | 32 |
IV.CESI.HHZ. | 2020-04-04T17:30:24.45 | 0.3 | undecidable | manual | P | 327 | 27.0507 | 50 | 0.04 | 98 |
IV.FDMO.HHZ. | 2020-04-04T17:30:24.19 | 0.6 | positive | manual | P | 0 | 26.1516 | 50 | -0.08 | 65 |
IV.T1299.HNE. | 2020-04-04T17:30:23.98 | 0.6 | undecidable | manual | P | 139 | 24.3534 | 50 | -0.02 | 66 |
IV.BARO.EHZ. | 2020-04-04T17:30:22.57 | 3.0 | undecidable | manual | P | -8.33 | 0 | |||
IV.NRCA.HHZ. | 2020-04-04T17:30:22.35 | 0.3 | undecidable | manual | S | 32 | 4.2957 | 157 | -0.22 | 98 |
IV.MC2.EHZ. | 2020-04-04T17:30:22.43 | 1.0 | undecidable | manual | P | 34 | 14.874 | 125 | 0.1 | 33 |
IV.NRCA.HHZ. | 2020-04-04T17:30:21.06 | 0.3 | undecidable | manual | P | 32 | 4.2957 | 157 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.6 | 0.00063103325 | 0.0896 | AML | other | m | 2020-04-04T17:30:22.40 |
IV.NRCA.HHN. | ML:1.7 | 0.0008532206499999999 | 0.0768 | AML | other | m | 2020-04-04T17:30:22.43 |
IV.NRCA.HNE. | ML:1.6 | 0.00062832495 | 0.0768 | AML | other | m | 2020-04-04T17:30:22.40 |
IV.NRCA.HNN. | ML:1.6 | 0.0007133596 | 0.064 | AML | other | m | 2020-04-04T17:30:22.39 |
IV.FDMO.HHE. | ML:0.4 | 0.0000141203435 | 0.5632 | AML | other | m | 2020-04-04T17:30:28.54 |
IV.FDMO.HHN. | ML:0.4 | 0.0000134416815 | 1.2928 | AML | other | m | 2020-04-04T17:30:28.28 |
IV.CESI.HNE. | ML:1.3 | 0.00010272424999999999 | 0.5504 | AML | other | m | 2020-04-04T17:30:28.96 |
IV.CESI.HNN. | ML:1.4 | 0.00014618598999999999 | 2.1888 | AML | other | m | 2020-04-04T17:30:29.19 |
IV.CESI.HHE. | ML:0.6 | 0.000022147159999999998 | 0.9216 | AML | other | m | 2020-04-04T17:30:28.77 |
IV.CESI.HHN. | ML:0.6 | 0.00002118295 | 0.256 | AML | other | m | 2020-04-04T17:30:28.73 |
IV.RM33.EHE. | ML:1.1 | 0.000049610520000000004 | 1.6256 | AML | other | m | 2020-04-04T17:30:45.70 |
IV.RM33.EHN. | ML:0.8 | 0.00002604549 | 1.344 | AML | other | m | 2020-04-04T17:31:03.67 |
IV.RM33.HNE. | ML:1.5 | 0.00014571366 | 1.2288 | AML | other | m | 2020-04-04T17:31:02.39 |
IV.RM33.HNN. | ML:1.6 | 0.000178896 | 0.7936 | AML | other | m | 2020-04-04T17:30:37.42 |
IV.CSP1.EHE. | ML:1.1 | 0.000053117339999999997 | 1.856 | AML | other | m | 2020-04-04T17:30:47.10 |
IV.CSP1.EHN. | ML:0.7 | 0.000018040523000000004 | 1.1904 | AML | other | m | 2020-04-04T17:31:05.50 |