A magnitude ML 1.0 earthquake occured in region: 2 km W Preci (PG), on
and geographic coordinates (lat, lon) 42.8890, 13.0160 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 |
---|---|---|---|---|
Preci | PG | 2 | 724 | 724 |
Sellano | PG | 7 | 1079 | 1803 |
Visso | MC | 8 | 1107 | 2910 |
Cerreto di Spoleto | PG | 11 | 1075 | 3985 |
Castelsantangelo sul Nera | MC | 11 | 281 | 4266 |
Ussita | MC | 12 | 444 | 4710 |
Monte Cavallo | MC | 12 | 145 | 4855 |
Norcia | PG | 12 | 4957 | 9812 |
Fiordimonte | MC | 18 | 202 | 10014 |
Pieve Torina | MC | 18 | 1458 | 11472 |
Vallo di Nera | PG | 18 | 364 | 11836 |
Cascia | PG | 19 | 3217 | 15053 |
Fiastra | MC | 20 | 559 | 15612 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-04-20 09:42:58 |
42.8887 | 13.0165 | 11 | 2021-04-20 09:52:58 |
Sala Sismica INGV-Roma | 89290121 |
Field | Value |
---|---|
Time (UTC) | 2021-04-20 09:42:58 ± 0.03 |
Latitude | 42.8887 ± 0.0018 |
Longitude | 13.0165 ± 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 | 89290121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 278 |
Semi-minor axis of confidence ellipse (meter) | 194 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 75 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 120 |
Number of associated phases, regardless of their use for origin computation | 44 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28598 |
Number of stations at which the event was observed | 34 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 89290121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-20 09:52:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GIB.HHZ. | 2021-04-20T09:45:09.01 | 3.0 | undecidable | manual | Sn | -4.07 | 0 | |||
IV.FERC.HNZ. | 2021-04-20T09:45:06.77 | 3.0 | undecidable | manual | Sn | -8.03 | 0 | |||
IV.ERC.EHZ. | 2021-04-20T09:45:01.45 | 3.0 | undecidable | manual | Sn | -9.28 | 0 | |||
IV.GIZZ.HHZ. | 2021-04-20T09:44:56.30 | 3.0 | undecidable | manual | Sn | -7.98 | 0 | |||
CH.MUGIO.HHZ. | 2021-04-20T09:44:50.86 | 3.0 | undecidable | manual | Sn | -2.8 | 0 | |||
SL.LJU.BHZ. | 2021-04-20T09:44:42.42 | 3.0 | undecidable | manual | Sg | 8.95 | 0 | |||
GU.BLANC.HHZ. | 2021-04-20T09:44:39.42 | 3.0 | undecidable | manual | Pg | 20.99 | 0 | |||
IV.FERC.HNZ. | 2021-04-20T09:44:29.65 | 3.0 | undecidable | manual | Pg | 14.58 | 0 | |||
IV.CAGR.HHZ. | 2021-04-20T09:44:29.43 | 3.0 | undecidable | manual | Pg | 9.45 | 0 | |||
IV.CADC.EHZ. | 2021-04-20T09:44:26.74 | 3.0 | undecidable | manual | Sn | -5.93 | 0 | |||
IV.ZEN8.EHZ. | 2021-04-20T09:44:22.58 | 3.0 | undecidable | manual | Sn | -7.63 | 0 | |||
MN.PDG.HHZ. | 2021-04-20T09:44:19.79 | 3.0 | negative | manual | Pg | 10.11 | 0 | |||
IV.ORI.HHZ. | 2021-04-20T09:44:07.27 | 3.0 | undecidable | manual | Pg | 8.53 | 0 | |||
IV.FVI.HHZ. | 2021-04-20T09:44:06.69 | 3.0 | negative | manual | Pg | 9.68 | 0 | |||
IT.GLNS.HNZ. | 2021-04-20T09:43:55.08 | 3.0 | undecidable | manual | Sg | 1.16 | 0 | |||
IV.VOBA.EHZ. | 2021-04-20T09:43:55.03 | 3.0 | negative | manual | Pg | 3.76 | 0 | |||
IV.SEI.HHZ. | 2021-04-20T09:43:54.34 | 3.0 | undecidable | manual | Sg | 1.35 | 0 | |||
IV.MBAL.EHZ. | 2021-04-20T09:43:54.61 | 3.0 | positive | manual | Pg | 4.51 | 0 | |||
OX.DRE.HHZ. | 2021-04-20T09:43:47.01 | 3.0 | undecidable | manual | Pn | -4.56 | 0 | |||
IV.VISG.HHZ. | 2021-04-20T09:43:32.72 | 3.0 | positive | manual | Pg | 2.81 | 0 | |||
IV.PE3.EHZ. | 2021-04-20T09:43:25.22 | 3.0 | undecidable | manual | S | -6.56 | 0 | |||
IV.LPEL.HHZ. | 2021-04-20T09:43:20.28 | 3.0 | negative | manual | P | -2.38 | 0 | |||
IV.EL6.EHZ. | 2021-04-20T09:43:14.53 | 3.0 | undecidable | manual | S | -1.51 | 0 | |||
IV.LNSS.HHZ. | 2021-04-20T09:43:09.28 | 0.3 | undecidable | manual | S | 176 | 31.746 | 50 | -0.01 | 73 |
IV.CSP1.EHZ. | 2021-04-20T09:43:08.03 | 0.1 | undecidable | manual | S | 34 | 27.2505 | 50 | -0.05 | 97 |
IV.TERO.HHZ. | 2021-04-20T09:43:08.43 | 3.0 | undecidable | manual | P | -1.36 | 0 | |||
IV.GAVE.EHZ. | 2021-04-20T09:43:07.19 | 0.1 | undecidable | manual | S | 205 | 23.9538 | 50 | -0.02 | 98 |
IV.FDMO.HHZ. | 2021-04-20T09:43:05.34 | 0.1 | undecidable | manual | S | 19 | 17.3715 | 122 | -0.11 | 97 |
IV.MC2.EHZ. | 2021-04-20T09:43:04.68 | 0.1 | undecidable | manual | S | 80 | 14.2746 | 128 | 0.13 | 97 |
IV.CESI.HHZ. | 2021-04-20T09:43:04.96 | 0.3 | undecidable | manual | S | 325 | 15.7731 | 125 | -0.02 | 74 |
IV.LNSS.HHZ. | 2021-04-20T09:43:04.59 | 0.1 | undecidable | manual | P | 176 | 31.746 | 50 | -0.07 | 96 |
IV.ASSB.HHZ. | 2021-04-20T09:43:04.85 | 3.0 | undecidable | manual | P | -0.39 | 0 | |||
IV.NRCA.HNE. | 2021-04-20T09:43:03.24 | 0.1 | undecidable | manual | S | 128 | 9.9789 | 137 | -0.23 | 96 |
IV.CSP1.EHZ. | 2021-04-20T09:43:03.93 | 0.1 | positive | manual | P | 34 | 27.2505 | 50 | -0.03 | 97 |
IT.MTCL.HGE. | 2021-04-20T09:43:03.68 | 0.1 | undecidable | manual | S | 353 | 11.7771 | 133 | -0.21 | 96 |
IV.GAVE.EHZ. | 2021-04-20T09:43:03.51 | 0.1 | positive | manual | P | 205 | 23.9538 | 50 | 0.06 | 97 |
IV.FEMA.HNE. | 2021-04-20T09:43:03.19 | 0.3 | undecidable | manual | S | 18 | 8.5803 | 142 | 0.05 | 75 |
IV.MMO1.EHZ. | 2021-04-20T09:43:03.60 | 3.0 | negative | manual | P | 0.04 | 0 | |||
IV.CESI.HHZ. | 2021-04-20T09:43:02.28 | 0.1 | undecidable | manual | P | 325 | 15.7731 | 125 | 0.11 | 97 |
IV.FDMO.HHZ. | 2021-04-20T09:43:02.41 | 0.1 | positive | manual | P | 19 | 17.3715 | 122 | -0.03 | 99 |
IV.MC2.EHZ. | 2021-04-20T09:43:02.06 | 0.1 | undecidable | manual | P | 80 | 14.2746 | 128 | 0.14 | 97 |
IV.FEMA.HNE. | 2021-04-20T09:43:01.32 | 0.1 | undecidable | manual | P | 18 | 8.5803 | 142 | 0.21 | 97 |
IV.NRCA.HNE. | 2021-04-20T09:43:01.33 | 0.1 | undecidable | manual | P | 128 | 9.9789 | 137 | 0.03 | 100 |
IT.MTCL.HGE. | 2021-04-20T09:43:01.60 | 0.1 | undecidable | manual | P | 353 | 11.7771 | 133 | 0.06 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:1.0 | 0.00009735 | 0.08 | AML | other | m | 2021-04-20T09:43:05.27 |
IV.CESI.HHN. | ML:1.3 | 0.00019 | 0.3 | AML | other | m | 2021-04-20T09:43:05.31 |
IV.FDMO.HHE. | ML:1.2 | 0.00014500000000000003 | 0.22 | AML | other | m | 2021-04-20T09:43:05.69 |
IV.FDMO.HHN. | ML:0.8 | 0.0000574 | 0.92 | AML | other | m | 2021-04-20T09:43:06.56 |
IV.LNSS.HHE. | ML:1.1 | 0.000056550000000000006 | 0.84 | AML | other | m | 2021-04-20T09:43:09.97 |
IV.ASSB.HHE. | ML:0.9 | 0.0000365 | 0.76 | AML | other | m | 2021-04-20T09:43:10.56 |
IV.ASSB.HHN. | ML:0.9 | 0.0000308 | 1.48 | AML | other | m | 2021-04-20T09:43:10.88 |
IV.LNSS.HHN. | ML:1.0 | 0.000044149999999999996 | 0.32 | AML | other | m | 2021-04-20T09:43:10.89 |