A magnitude ML 1.0 earthquake occured in region: 4 km S Preci (PG), on
and geographic coordinates (lat, lon) 42.8420, 13.0520 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 |
---|---|---|---|---|
Preci | PG | 4 | 724 | 724 |
Norcia | PG | 7 | 4957 | 5681 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5962 |
Visso | MC | 10 | 1107 | 7069 |
Cerreto di Spoleto | PG | 11 | 1075 | 8144 |
Sellano | PG | 11 | 1079 | 9223 |
Ussita | MC | 14 | 444 | 9667 |
Cascia | PG | 14 | 3217 | 12884 |
Poggiodomo | PG | 17 | 117 | 13001 |
Monte Cavallo | MC | 17 | 145 | 13146 |
Vallo di Nera | PG | 17 | 364 | 13510 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-09-01 12:10:05 |
42.8425 | 13.0517 | 10 | 2021-09-01 12:16:30 |
Sala Sismica INGV-Roma | 94915381 |
Field | Value |
---|---|
Time (UTC) | 2021-09-01 12:10:05 ± 0.05 |
Latitude | 42.8425 ± 0.0027 |
Longitude | 13.0517 ± 0.0037 |
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 | 94915381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 356 |
Semi-minor axis of confidence ellipse (meter) | 252 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 133 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
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 | 22 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35523 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 94915381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-01 12:16:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
TV.SF04.EHZ. | 2021-09-01T12:10:38.90 | 3.0 | undecidable | manual | S | -1.25 | 0 | |||
IV.PP3.EHZ. | 2021-09-01T12:10:31.10 | 3.0 | undecidable | manual | S | 0.88 | 0 | |||
TV.SF04.EHZ. | 2021-09-01T12:10:27.61 | 3.0 | negative | manual | P | 2.82 | 0 | |||
IV.EL6.EHZ. | 2021-09-01T12:10:23.45 | 3.0 | undecidable | manual | S | 1.44 | 0 | |||
IV.MOMA.HHZ. | 2021-09-01T12:10:18.90 | 0.3 | undecidable | manual | S | 264 | 39.4272 | 50 | 0.14 | 71 |
IV.CSP1.EHZ. | 2021-09-01T12:10:16.24 | 0.3 | undecidable | manual | S | 24 | 30.3474 | 50 | -0.09 | 73 |
IV.MML1.EHZ. | 2021-09-01T12:10:16.32 | 0.3 | undecidable | manual | S | 348 | 30.747 | 50 | -0.12 | 72 |
IV.MMO1.EHZ. | 2021-09-01T12:10:14.01 | 0.3 | undecidable | manual | S | 74 | 23.2545 | 113 | -0.28 | 71 |
IV.CESI.HHZ. | 2021-09-01T12:10:13.71 | 0.3 | undecidable | manual | S | 327 | 21.5673 | 115 | -0.06 | 74 |
IV.MOMA.HHZ. | 2021-09-01T12:10:13.26 | 0.1 | undecidable | manual | P | 264 | 39.4272 | 50 | 0.1 | 95 |
IV.GAVE.EHZ. | 2021-09-01T12:10:13.37 | 0.3 | undecidable | manual | S | 218 | 21.0678 | 115 | -0.22 | 72 |
IV.FDMO.HHZ. | 2021-09-01T12:10:13.64 | 0.3 | undecidable | manual | S | 8 | 21.6672 | 115 | -0.16 | 73 |
IV.CSP1.EHZ. | 2021-09-01T12:10:11.65 | 0.1 | undecidable | manual | P | 24 | 30.3474 | 50 | -0.11 | 96 |
IV.MML1.EHZ. | 2021-09-01T12:10:11.96 | 0.1 | undecidable | manual | P | 348 | 30.747 | 50 | 0.14 | 96 |
IV.MC2.EHZ. | 2021-09-01T12:10:11.68 | 0.3 | undecidable | manual | S | 56 | 13.5753 | 126 | 0.34 | 71 |
IV.GAVE.EHZ. | 2021-09-01T12:10:10.12 | 0.1 | undecidable | manual | P | 218 | 21.0678 | 115 | -0.06 | 99 |
IV.FDMO.HHZ. | 2021-09-01T12:10:10.29 | 0.1 | undecidable | manual | P | 8 | 21.6672 | 115 | -0.01 | 100 |
IV.CESI.HHZ. | 2021-09-01T12:10:10.30 | 0.1 | undecidable | manual | P | 327 | 21.5673 | 115 | 0.02 | 100 |
IV.MMO1.EHZ. | 2021-09-01T12:10:10.48 | 0.1 | undecidable | manual | P | 74 | 23.2545 | 113 | -0.1 | 98 |
IV.NRCA.HNZ. | 2021-09-01T12:10:09.34 | 0.3 | undecidable | manual | S | 101 | 5.1948 | 152 | -0.07 | 76 |
IV.MC2.EHZ. | 2021-09-01T12:10:09.16 | 0.1 | undecidable | manual | P | 56 | 13.5753 | 126 | 0.28 | 96 |
IV.NRCA.HNZ. | 2021-09-01T12:10:07.91 | 0.1 | undecidable | manual | P | 101 | 5.1948 | 152 | 0.15 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.4 | 0.0001815 | 1.68 | AML | other | m | 2021-09-01T12:10:13.00 |
IV.FDMO.HHE. | ML:1.1 | 0.00008295 | 1.68 | AML | other | m | 2021-09-01T12:10:13.11 |
IV.CESI.HHN. | ML:1.2 | 0.00011199999999999998 | 1.7 | AML | other | m | 2021-09-01T12:10:13.95 |
IV.CESI.HHE. | ML:0.9 | 0.00005305 | 0.18 | AML | other | m | 2021-09-01T12:10:14.18 |
IV.GAVE.EHN. | ML:1.4 | 0.00019250000000000002 | 0.18 | AML | other | m | 2021-09-01T12:10:14.29 |
IV.FDMO.HHN. | ML:1.1 | 0.0000895 | 0.24 | AML | other | m | 2021-09-01T12:10:14.30 |
IV.MML1.EHN. | ML:0.6 | 0.000020900000000000003 | 0.96 | AML | other | m | 2021-09-01T12:10:17.71 |
IV.MML1.EHE. | ML:0.6 | 0.0000201 | 0.52 | AML | other | m | 2021-09-01T12:10:18.70 |
IV.MOMA.HHE. | ML:0.9 | 0.00002855 | 0.64 | AML | other | m | 2021-09-01T12:10:20.38 |
IV.MOMA.HHN. | ML:0.8 | 0.000025149999999999998 | 0.64 | AML | other | m | 2021-09-01T12:10:20.57 |