A magnitude ML 1.0 earthquake occured in region: 6 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.8180, 13.0220 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 | 7 | 4957 | 4957 |
Preci | PG | 7 | 724 | 5681 |
Cerreto di Spoleto | PG | 9 | 1075 | 6756 |
Cascia | PG | 11 | 3217 | 9973 |
Sellano | PG | 11 | 1079 | 11052 |
Poggiodomo | PG | 14 | 117 | 11169 |
Castelsantangelo sul Nera | MC | 14 | 281 | 11450 |
Visso | MC | 14 | 1107 | 12557 |
Vallo di Nera | PG | 14 | 364 | 12921 |
Ussita | MC | 17 | 444 | 13365 |
Sant'Anatolia di Narco | PG | 18 | 564 | 13929 |
Monteleone di Spoleto | PG | 19 | 599 | 14528 |
Scheggino | PG | 19 | 461 | 14989 |
Monte Cavallo | MC | 20 | 145 | 15134 |
Campello sul Clitunno | PG | 20 | 2442 | 17576 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-04-11 00:50:23 |
42.8175 | 13.0215 | 10 | 2020-04-11 00:55:34 |
Sala Sismica INGV-Roma | 78095201 |
Field | Value |
---|---|
Time (UTC) | 2020-04-11 00:50:23 ± 0.05 |
Latitude | 42.8175 ± 0.0027 |
Longitude | 13.0215 ± 0.0061 |
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 | 78095201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 302 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 70 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33904 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 78095201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-11 00:55:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-04-11T00:50:42.31 | 3.0 | undecidable | manual | S | -0.17 | 0 | |||
IV.RM33.EHZ. | 2020-04-11T00:50:36.00 | 0.1 | undecidable | manual | S | 155 | 37.629 | 50 | -0.14 | 95 |
IV.ARRO.EHZ. | 2020-04-11T00:50:35.24 | 0.1 | undecidable | manual | S | 218 | 33.6441 | 50 | 0.17 | 95 |
IV.OFFI.HHZ. | 2020-04-11T00:50:34.82 | 3.0 | undecidable | manual | P | 0.78 | 0 | |||
IV.ATCC.EHZ. | 2020-04-11T00:50:32.98 | 3.0 | undecidable | manual | P | 0 | 0 | |||
IV.FDMO.HHZ. | 2020-04-11T00:50:32.37 | 0.1 | undecidable | manual | S | 12 | 24.8529 | 112 | -0.27 | 94 |
IV.TERO.HHZ. | 2020-04-11T00:50:32.79 | 3.0 | negative | manual | P | -0.64 | 0 | |||
IV.LNSS.HHZ. | 2020-04-11T00:50:32.25 | 0.1 | undecidable | manual | S | 176 | 23.8539 | 112 | -0.06 | 99 |
IV.CESI.HHZ. | 2020-04-11T00:50:31.97 | 0.1 | undecidable | manual | S | 335 | 22.8549 | 113 | -0.02 | 100 |
IV.MF5.EHZ. | 2020-04-11T00:50:31.56 | 3.0 | negative | manual | P | 0.09 | 0 | |||
IV.ARRO.EHZ. | 2020-04-11T00:50:30.09 | 0.6 | positive | manual | P | 218 | 33.6441 | 50 | -0.03 | 49 |
IV.MC2.EHZ. | 2020-04-11T00:50:30.48 | 0.1 | undecidable | manual | S | 53 | 17.1717 | 120 | 0.26 | 96 |
IV.RM33.EHZ. | 2020-04-11T00:50:30.57 | 1.0 | undecidable | manual | P | 155 | 37.629 | 50 | -0.17 | 24 |
IV.CSP1.EHZ. | 2020-04-11T00:50:30.08 | 3.0 | positive | manual | Pn | -0.23 | 0 | |||
IV.SMA1.EHZ. | 2020-04-11T00:50:29.94 | 3.0 | positive | manual | P | -0.23 | 0 | |||
IV.MTRA.EHZ. | 2020-04-11T00:50:29.64 | 3.0 | undecidable | manual | P | -0.32 | 0 | |||
IV.CESI.HHZ. | 2020-04-11T00:50:28.45 | 0.3 | positive | manual | P | 335 | 22.8549 | 113 | 0.11 | 73 |
IV.LNSS.HHZ. | 2020-04-11T00:50:28.51 | 0.1 | undecidable | manual | P | 176 | 23.8539 | 112 | -0.02 | 100 |
IV.FDMO.HHZ. | 2020-04-11T00:50:28.63 | 0.1 | positive | manual | P | 12 | 24.8529 | 112 | -0.09 | 98 |
IV.MMO1.EHZ. | 2020-04-11T00:50:28.90 | 3.0 | negative | manual | Pn | -0.26 | 0 | |||
IV.NRCA.HHZ. | 2020-04-11T00:50:27.57 | 0.1 | undecidable | manual | S | 77 | 7.7811 | 142 | -0.14 | 100 |
IV.MC2.EHZ. | 2020-04-11T00:50:27.60 | 0.6 | undecidable | manual | P | 53 | 17.1717 | 120 | 0.28 | 48 |
IV.NRCA.HHZ. | 2020-04-11T00:50:26.01 | 0.1 | undecidable | manual | P | 77 | 7.7811 | 142 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:2.0 | 0.0016150000000000001 | 0.1 | AML | other | m | 2020-04-11T00:50:27.68 |
IV.NRCA.HHN. | ML:2.1 | 0.0017050000000000001 | 0.1 | AML | other | m | 2020-04-11T00:50:27.68 |
IV.NRCA.HNE. | ML:1.7 | 0.0008345000000000001 | 0.1 | AML | other | m | 2020-04-11T00:50:27.80 |
IV.NRCA.HHE. | ML:1.8 | 0.0009075 | 0.08 | AML | other | m | 2020-04-11T00:50:27.80 |
IV.CESI.HHN. | ML:1.5 | 0.000209 | 0.18 | AML | other | m | 2020-04-11T00:50:32.30 |
IV.CESI.HHE. | ML:1.3 | 0.00014150000000000002 | 0.16 | AML | other | m | 2020-04-11T00:50:32.22 |
IV.FDMO.HHE. | ML:0.9 | 0.00005215 | 0.6 | AML | other | m | 2020-04-11T00:50:32.85 |
IV.LNSS.HHN. | ML:1.3 | 0.00012174999999999999 | 0.2 | AML | other | m | 2020-04-11T00:50:32.46 |
IV.FDMO.HHN. | ML:0.8 | 0.00003375 | 0.28 | AML | other | m | 2020-04-11T00:50:32.79 |
IV.LNSS.HHE. | ML:1.3 | 0.000131 | 0.9 | AML | other | m | 2020-04-11T00:50:32.43 |
IV.ARRO.EHE. | ML:0.7 | 0.00002165 | 0.78 | AML | other | m | 2020-04-11T00:50:35.53 |
IV.ARRO.EHN. | ML:0.7 | 0.0000212 | 1.3 | AML | other | m | 2020-04-11T00:50:36.01 |
IV.RM33.EHE. | ML:0.8 | 0.00002605 | 0.52 | AML | other | m | 2020-04-11T00:50:37.49 |
IV.RM33.EHN. | ML:0.8 | 0.0000243 | 0.68 | AML | other | m | 2020-04-11T00:50:37.64 |
IV.SMA1.EHN. | ML:0.9 | 0.0000365 | 0.22 | AML | other | m | 2020-04-11T00:50:37.53 |
IV.SMA1.EHE. | ML:1.0 | 0.000038150000000000006 | 0.42 | AML | other | m | 2020-04-11T00:50:37.79 |
IV.TERO.HHN. | ML:0.6 | 0.000010110000000000001 | 0.26 | AML | other | m | 2020-04-11T00:50:40.75 |
IV.ATCC.EHE. | ML:0.8 | 0.00001635 | 0.24 | AML | other | m | 2020-04-11T00:50:40.54 |
IV.TERO.HHE. | ML:0.6 | 0.000008615000000000001 | 0.48 | AML | other | m | 2020-04-11T00:50:41.06 |
IV.ATCC.EHN. | ML:0.9 | 0.000020799999999999997 | 0.96 | AML | other | m | 2020-04-11T00:50:41.17 |