A magnitude ML 1.0 earthquake occured in region: 4 km W Preci (PG), on
and geographic coordinates (lat, lon) 42.8860, 12.9910 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 | 4 | 724 | 724 |
Sellano | PG | 5 | 1079 | 1803 |
Visso | MC | 10 | 1107 | 2910 |
Cerreto di Spoleto | PG | 10 | 1075 | 3985 |
Monte Cavallo | MC | 12 | 145 | 4130 |
Castelsantangelo sul Nera | MC | 13 | 281 | 4411 |
Norcia | PG | 13 | 4957 | 9368 |
Ussita | MC | 14 | 444 | 9812 |
Vallo di Nera | PG | 17 | 364 | 10176 |
Pieve Torina | MC | 18 | 1458 | 11634 |
Fiordimonte | MC | 19 | 202 | 11836 |
Cascia | PG | 19 | 3217 | 15053 |
Campello sul Clitunno | PG | 19 | 2442 | 17495 |
Poggiodomo | PG | 20 | 117 | 17612 |
Trevi | PG | 20 | 8469 | 26081 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-09-27 02:47:10 |
42.8862 | 12.9908 | 11 | 2021-09-27 03:05:16 |
Sala Sismica INGV-Roma | 95925321 |
Field | Value |
---|---|
Time (UTC) | 2021-09-27 02:47:10 ± 0.04 |
Latitude | 42.8862 ± 0.0018 |
Longitude | 12.9908 ± 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 | 95925321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 291 |
Semi-minor axis of confidence ellipse (meter) | 223 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 67 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 103 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 16 |
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) | 0.28868 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 95925321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-27 03:05:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VOBA.EHZ. | 2021-09-27T02:48:51.46 | 3.0 | undecidable | manual | Sg | 9.69 | 0 | |||
IV.BOZZ.HNZ. | 2021-09-27T02:48:43.64 | 3.0 | undecidable | manual | Sg | 11.94 | 0 | |||
IV.ACATE.EHZ. | 2021-09-27T02:48:36.29 | 3.0 | positive | manual | Pn | -2.43 | 0 | |||
IV.CFMN.HHZ. | 2021-09-27T02:48:14.80 | 3.0 | undecidable | manual | Sn | -0.38 | 0 | |||
IV.ZEN8.EHZ. | 2021-09-27T02:48:10.76 | 3.0 | undecidable | manual | Pg | 10.1 | 0 | |||
IV.NDIM.HHZ. | 2021-09-27T02:47:53.43 | 3.0 | positive | manual | Pn | 2.09 | 0 | |||
IV.CFMN.HHZ. | 2021-09-27T02:47:44.51 | 3.0 | positive | manual | Pn | -2.48 | 0 | |||
IV.CPGN.EHZ. | 2021-09-27T02:47:42.47 | 3.0 | undecidable | manual | S | -4.34 | 0 | |||
IV.RIBO.EHZ.01 | 2021-09-27T02:47:38.72 | 3.0 | undecidable | manual | P | 1.63 | 0 | |||
IV.SACS.HHZ. | 2021-09-27T02:47:28.88 | 3.0 | undecidable | manual | P | 1.06 | 0 | |||
IV.MMUR.HNZ. | 2021-09-27T02:47:27.28 | 3.0 | undecidable | manual | S | -3.24 | 0 | |||
IV.ASSB.HHZ. | 2021-09-27T02:47:21.52 | 0.6 | undecidable | manual | S | 303 | 32.0457 | 50 | -0.11 | 48 |
IV.MMO1.EHZ. | 2021-09-27T02:47:20.30 | 0.6 | undecidable | manual | S | 87 | 27.3504 | 50 | -0.07 | 49 |
IV.CSP1.EHZ. | 2021-09-27T02:47:20.95 | 0.3 | undecidable | manual | S | 37 | 28.6491 | 50 | 0.22 | 70 |
IV.MML1.EHZ. | 2021-09-27T02:47:19.72 | 0.3 | undecidable | manual | S | 356 | 25.2525 | 50 | -0.1 | 73 |
IV.GAVE.EHZ. | 2021-09-27T02:47:19.02 | 0.6 | undecidable | manual | S | 200 | 22.8549 | 50 | -0.17 | 48 |
IV.FDMO.HHZ. | 2021-09-27T02:47:17.69 | 0.3 | undecidable | manual | S | 25 | 18.4704 | 120 | -0.21 | 72 |
IV.ASSB.HHZ. | 2021-09-27T02:47:16.95 | 0.6 | undecidable | manual | P | 303 | 32.0457 | 50 | 0.01 | 49 |
IV.CESI.HHZ. | 2021-09-27T02:47:16.89 | 0.3 | undecidable | manual | S | 332 | 14.9739 | 126 | 0.01 | 75 |
IV.MMO1.EHZ. | 2021-09-27T02:47:16.17 | 0.6 | positive | manual | P | 87 | 27.3504 | 50 | -0.04 | 49 |
IV.CSP1.EHZ. | 2021-09-27T02:47:16.38 | 0.6 | positive | manual | P | 37 | 28.6491 | 50 | -0.03 | 49 |
IV.NRCA.HHZ. | 2021-09-27T02:47:15.89 | 0.3 | undecidable | manual | S | 120 | 11.5773 | 133 | -0.09 | 75 |
IV.GAVE.EHZ. | 2021-09-27T02:47:15.62 | 0.6 | undecidable | manual | P | 200 | 22.8549 | 50 | 0.1 | 49 |
IV.MML1.EHZ. | 2021-09-27T02:47:15.96 | 0.6 | undecidable | manual | P | 356 | 25.2525 | 50 | 0.07 | 49 |
IV.CESI.HHZ. | 2021-09-27T02:47:14.43 | 0.6 | negative | manual | P | 332 | 14.9739 | 126 | 0.24 | 48 |
IV.FDMO.HHZ. | 2021-09-27T02:47:14.79 | 0.1 | positive | manual | P | 25 | 18.4704 | 120 | 0.01 | 100 |
IV.NRCA.HHZ. | 2021-09-27T02:47:13.80 | 0.1 | negative | manual | P | 120 | 11.5773 | 133 | 0.13 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.2 | 0.000167 | 0.08 | AML | other | m | 2021-09-27T02:47:16.18 |
IV.NRCA.HHE. | ML:1.4 | 0.0002495 | 0.1 | AML | other | m | 2021-09-27T02:47:16.21 |
IV.FDMO.HHN. | ML:0.8 | 0.00005085 | 0.18 | AML | other | m | 2021-09-27T02:47:17.90 |
IV.FDMO.HHE. | ML:0.7 | 0.0000421 | 1.66 | AML | other | m | 2021-09-27T02:47:17.10 |
IV.GAVE.EHE. | ML:1.1 | 0.0000837 | 0.2 | AML | other | m | 2021-09-27T02:47:19.38 |
IV.GAVE.EHN. | ML:0.8 | 0.0000466 | 1.42 | AML | other | m | 2021-09-27T02:47:20.95 |
IV.NRCA.HNE. | ML:1.3 | 0.00021690470000000002 | 0.0896 | AML | other | m | 2021-09-27T02:47:16.16 |
IV.NRCA.HNN. | ML:1.2 | 0.00015887083 | 0.0896 | AML | other | m | 2021-09-27T02:47:16.18 |
IV.CESI.HHE. | ML:0.3 | 0.00001927158 | 0.16 | AML | other | m | 2021-09-27T02:47:17.09 |
IV.CESI.HHN. | ML:0.5 | 0.000028399375 | 0.1008 | AML | other | m | 2021-09-27T02:47:17.50 |
IV.CESI.HNE. | ML:1.0 | 0.000100527115 | 1.04 | AML | other | m | 2021-09-27T02:47:22.03 |
IV.CESI.HNN. | ML:1.1 | 0.00010949697499999999 | 0.8608 | AML | other | m | 2021-09-27T02:47:14.24 |
IV.GAVE.HNE. | ML:1.3 | 0.0001239228 | 1.0288 | AML | other | m | 2021-09-27T02:47:25.41 |
IV.GAVE.HNN. | ML:1.5 | 0.0001918153 | 1.0304 | AML | other | m | 2021-09-27T02:47:26.56 |
IV.MML1.EHE. | ML:0.7 | 0.000030190705000000003 | 1.08 | AML | other | m | 2021-09-27T02:47:26.32 |
IV.MML1.EHN. | ML:0.5 | 0.000018621025 | 0.1408 | AML | other | m | 2021-09-27T02:47:19.93 |
IV.MML1.HNE. | ML:1.3 | 0.00010379132999999999 | 0.6592 | AML | other | m | 2021-09-27T02:47:20.81 |
IV.MML1.HNN. | ML:1.3 | 0.00010307082 | 0.96 | AML | other | m | 2021-09-27T02:47:23.13 |
IV.CSP1.EHE. | ML:1.0 | 0.000057331015 | 1.36 | AML | other | m | 2021-09-27T02:47:31.18 |
IV.CSP1.EHN. | ML:1.1 | 0.00006267397749999998 | 1.1808 | AML | other | m | 2021-09-27T02:47:19.14 |
IV.ASSB.HHE. | ML:0.5 | 0.000016986565000000002 | 0.1792 | AML | other | m | 2021-09-27T02:47:21.65 |
IV.ASSB.HHN. | ML:0.5 | 0.000012552479999999999 | 0.5408 | AML | other | m | 2021-09-27T02:47:29.93 |