A magnitude ML 1.3 earthquake occured in region: 3 km W Preci (PG), on
and geographic coordinates (lat, lon) 42.8810, 13.0020 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 | 3 | 724 | 724 |
Sellano | PG | 6 | 1079 | 1803 |
Visso | MC | 9 | 1107 | 2910 |
Cerreto di Spoleto | PG | 10 | 1075 | 3985 |
Norcia | PG | 12 | 4957 | 8942 |
Castelsantangelo sul Nera | MC | 13 | 281 | 9223 |
Monte Cavallo | MC | 13 | 145 | 9368 |
Ussita | MC | 13 | 444 | 9812 |
Vallo di Nera | PG | 17 | 364 | 10176 |
Cascia | PG | 18 | 3217 | 13393 |
Pieve Torina | MC | 19 | 1458 | 14851 |
Fiordimonte | MC | 19 | 202 | 15053 |
Campello sul Clitunno | PG | 20 | 2442 | 17495 |
Poggiodomo | PG | 20 | 117 | 17612 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-04-12 20:19:05 |
42.8812 | 13.0023 | 11 | 2021-04-12 20:30:47 |
Sala Sismica INGV-Roma | 89042261 |
Field | Value |
---|---|
Time (UTC) | 2021-04-12 20:19:05 ± 0.05 |
Latitude | 42.8812 ± 0.0027 |
Longitude | 13.0023 ± 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 | 89042261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 335 |
Semi-minor axis of confidence ellipse (meter) | 269 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 68 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29857 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 89042261 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-12 20:30:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PE3.EHZ. | 2021-04-12T20:19:34.53 | 3.0 | undecidable | manual | S | -2.79 | 0 | |||
IV.LRP.EHZ. | 2021-04-12T20:19:30.65 | 3.0 | undecidable | manual | P | 0.76 | 0 | |||
IV.ASSB.HHZ. | 2021-04-12T20:19:17.51 | 0.6 | undecidable | manual | S | 303 | 33.1446 | 50 | 0.23 | 46 |
IV.CSP1.EHZ. | 2021-04-12T20:19:16.23 | 0.6 | undecidable | manual | S | 35 | 28.5492 | 50 | 0.17 | 47 |
IV.MMO1.EHZ. | 2021-04-12T20:19:15.42 | 0.6 | undecidable | manual | S | 86 | 26.4513 | 50 | -0.07 | 48 |
IV.MML1.HNE. | 2021-04-12T20:19:15.17 | 0.6 | undecidable | manual | S | 354 | 25.8519 | 50 | -0.17 | 47 |
IV.GAVE.EHZ. | 2021-04-12T20:19:14.43 | 0.6 | undecidable | manual | S | 203 | 22.755 | 50 | -0.07 | 49 |
IV.FDMO.HHZ. | 2021-04-12T20:19:13.03 | 0.6 | undecidable | manual | S | 22 | 18.5703 | 120 | -0.31 | 46 |
IV.ASSB.HHZ. | 2021-04-12T20:19:12.17 | 0.1 | undecidable | manual | P | 303 | 33.1446 | 50 | -0.3 | 91 |
IV.CESI.HHZ. | 2021-04-12T20:19:12.64 | 0.6 | undecidable | manual | S | 330 | 15.873 | 124 | 0.09 | 49 |
IV.MML1.HNE. | 2021-04-12T20:19:11.38 | 0.1 | undecidable | manual | P | 354 | 25.8519 | 50 | 0.03 | 97 |
IT.MTCL.HGN. | 2021-04-12T20:19:11.34 | 0.6 | undecidable | manual | S | 359 | 12.4764 | 131 | -0.28 | 47 |
IV.FEMA.HNN. | 2021-04-12T20:19:11.12 | 0.6 | undecidable | manual | S | 23 | 9.7791 | 138 | 0.18 | 49 |
IV.MMO1.EHZ. | 2021-04-12T20:19:11.59 | 0.6 | negative | manual | P | 86 | 26.4513 | 50 | 0.16 | 47 |
IV.CSP1.EHZ. | 2021-04-12T20:19:11.76 | 0.1 | positive | manual | P | 35 | 28.5492 | 50 | 0 | 97 |
IV.FDMO.HHZ. | 2021-04-12T20:19:10.20 | 0.1 | positive | manual | P | 22 | 18.5703 | 120 | 0.01 | 99 |
IV.NRCA.HHZ. | 2021-04-12T20:19:10.91 | 0.6 | undecidable | manual | S | 120 | 10.4784 | 136 | -0.21 | 48 |
IV.GAVE.EHZ. | 2021-04-12T20:19:10.89 | 0.1 | positive | manual | P | 203 | 22.755 | 50 | 0.03 | 98 |
IT.MTCL.HGN. | 2021-04-12T20:19:09.21 | 0.1 | undecidable | manual | P | 359 | 12.4764 | 131 | 0.01 | 100 |
IV.CESI.HHZ. | 2021-04-12T20:19:09.84 | 0.1 | negative | manual | P | 330 | 15.873 | 124 | 0.11 | 97 |
IV.NRCA.HHZ. | 2021-04-12T20:19:08.96 | 0.1 | negative | manual | P | 120 | 10.4784 | 136 | 0.05 | 100 |
IV.FEMA.HNN. | 2021-04-12T20:19:08.94 | 0.1 | undecidable | manual | P | 23 | 9.7791 | 138 | 0.13 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.0004175064 | 0.1408 | AML | other | m | 2021-04-12T20:19:10.94 |
IV.NRCA.HNN. | ML:1.5 | 0.000411 | 1.86 | AML | other | m | 2021-04-12T20:19:11.96 |
IV.NRCA.HHE. | ML:1.3 | 0.00024355820000000002 | 0.1024 | AML | other | m | 2021-04-12T20:19:11.74 |
IV.CESI.HHE. | ML:1.1 | 0.00010550000000000002 | 0.12 | AML | other | m | 2021-04-12T20:19:12.80 |
IV.CESI.HHN. | ML:1.4 | 0.00020850000000000003 | 0.16 | AML | other | m | 2021-04-12T20:19:12.75 |
IV.NRCA.HNE. | ML:1.3 | 0.00024433095 | 0.128 | AML | other | m | 2021-04-12T20:19:11.81 |
IV.FDMO.HHE. | ML:1.3 | 0.00016592475 | 0.1408 | AML | other | m | 2021-04-12T20:19:13.32 |
IV.FDMO.HHN. | ML:1.2 | 0.00012171864500000001 | 0.1408 | AML | other | m | 2021-04-12T20:19:13.47 |
IV.CESI.HNE. | ML:1.1 | 0.00011730495 | 0.5376 | AML | other | m | 2021-04-12T20:19:14.93 |
IV.GAVE.EHE. | ML:1.6 | 0.00027337790000000003 | 0.192 | AML | other | m | 2021-04-12T20:19:14.57 |
IV.GAVE.EHN. | ML:1.3 | 0.000129517145 | 0.2304 | AML | other | m | 2021-04-12T20:19:15.07 |