A magnitude ML 1.0 earthquake occured in region: 6 km NW Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8530, 12.8540 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 6 | 1075 | 1075 |
Campello sul Clitunno | PG | 7 | 2442 | 3517 |
Sellano | PG | 7 | 1079 | 4596 |
Trevi | PG | 9 | 8469 | 13065 |
Vallo di Nera | PG | 9 | 364 | 13429 |
Sant'Anatolia di Narco | PG | 13 | 564 | 13993 |
Castel Ritaldi | PG | 15 | 3278 | 17271 |
Preci | PG | 15 | 724 | 17995 |
Scheggino | PG | 16 | 461 | 18456 |
Spoleto | PG | 16 | 38218 | 56674 |
Foligno | PG | 17 | 57155 | 113829 |
Poggiodomo | PG | 17 | 117 | 113946 |
Montefalco | PG | 17 | 5679 | 119625 |
Cascia | PG | 20 | 3217 | 122842 |
Monte Cavallo | MC | 20 | 145 | 122987 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-08-31 13:14:06 |
42.8528 | 12.8537 | 11 | 2020-08-31 13:22:41 |
Sala Sismica INGV-Roma | 82493081 |
Field | Value |
---|---|
Time (UTC) | 2020-08-31 13:14:06 ± 0.19 |
Latitude | 42.8528 ± 0.0036 |
Longitude | 12.8537 ± 0.0061 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82493081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 480 |
Semi-minor axis of confidence ellipse (meter) | 64 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 117 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
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 | 15 |
Number of defining phases | 15 |
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) | 0.15648 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28509 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 82493081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-31 13:22:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2020-08-31T13:14:16.34 | 0.6 | undecidable | manual | S | 43 | 27.8499 | 90 | -0.03 | 49 |
IV.MOMA.HNZ. | 2020-08-31T13:14:15.56 | 0.6 | undecidable | manual | S | 257 | 23.6541 | 91 | 0.3 | 47 |
IV.NRCA.HNZ. | 2020-08-31T13:14:14.46 | 0.6 | undecidable | manual | S | 96 | 21.2676 | 91 | -0.17 | 49 |
IT.MTCL.HGZ. | 2020-08-31T13:14:14.00 | 0.6 | undecidable | manual | S | 37 | 19.6692 | 91 | -0.18 | 49 |
IV.GAVE.EHZ. | 2020-08-31T13:14:13.77 | 0.6 | undecidable | manual | S | 169 | 18.1707 | 91 | -0.01 | 50 |
IV.CESI.HHZ. | 2020-08-31T13:14:13.54 | 0.6 | undecidable | manual | S | 14 | 17.3715 | 91 | -0.04 | 50 |
IV.ARRO.EHZ. | 2020-08-31T13:14:12.60 | 1.0 | negative | manual | P | 193 | 31.1466 | 90 | -0.1 | 24 |
IV.LNSS.HNE. | 2020-08-31T13:14:12.60 | 0.3 | undecidable | manual | P | 151 | 31.6461 | 90 | -0.17 | 72 |
IV.MML1.HNN. | 2020-08-31T13:14:12.48 | 0.6 | undecidable | manual | P | 18 | 30.4473 | 90 | -0.11 | 48 |
IV.FDMO.HHZ. | 2020-08-31T13:14:12.21 | 0.6 | undecidable | manual | P | 43 | 27.8499 | 90 | 0.02 | 49 |
IV.MOMA.HNZ. | 2020-08-31T13:14:11.36 | 0.1 | undecidable | manual | P | 257 | 23.6541 | 91 | -0.19 | 96 |
IV.NRCA.HNZ. | 2020-08-31T13:14:11.57 | 0.1 | undecidable | manual | P | 96 | 21.2676 | 91 | 0.39 | 91 |
IT.MTCL.HGZ. | 2020-08-31T13:14:10.87 | 0.1 | undecidable | manual | P | 37 | 19.6692 | 91 | -0.05 | 100 |
IV.GAVE.EHZ. | 2020-08-31T13:14:10.63 | 0.1 | positive | manual | P | 169 | 18.1707 | 91 | -0.06 | 100 |
IV.CESI.HHZ. | 2020-08-31T13:14:10.64 | 0.1 | positive | manual | P | 14 | 17.3715 | 91 | 0.06 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.0 | 0.000082962005 | 0.16 | AML | other | m | 2020-08-31T13:14:14.71 |
IV.GAVE.EHN. | ML:1.0 | 0.00006775243 | 0.1024 | AML | other | m | 2020-08-31T13:14:14.75 |
IV.GAVE.HNE. | ML:1.2 | 0.000121824375 | 0.4352 | AML | other | m | 2020-08-31T13:14:17.36 |
IV.GAVE.HNN. | ML:1.3 | 0.00016636125000000002 | 0.7104 | AML | other | m | 2020-08-31T13:14:15.53 |
IV.CESI.HHE. | ML:0.9 | 0.00006901822 | 0.096 | AML | other | m | 2020-08-31T13:14:13.75 |
IV.CESI.HHN. | ML:1.2 | 0.00011484236000000001 | 0.1216 | AML | other | m | 2020-08-31T13:14:13.78 |
IV.CESI.HNE. | ML:1.2 | 0.00013910715000000002 | 0.8192 | AML | other | m | 2020-08-31T13:14:19.47 |
IV.CESI.HNN. | ML:1.9 | 0.0007133384 | 0.4608 | AML | other | m | 2020-08-31T13:14:15.23 |
IV.FDMO.HHE. | ML:0.7 | 0.00002641137 | 0.1152 | AML | other | m | 2020-08-31T13:14:16.95 |
IV.FDMO.HHN. | ML:0.6 | 0.000020749410000000002 | 0.1216 | AML | other | m | 2020-08-31T13:14:17.09 |
IV.ARRO.EHE. | ML:0.6 | 0.000020803605000000002 | 0.3392 | AML | other | m | 2020-08-31T13:14:19.10 |
IV.ARRO.EHN. | ML:0.7 | 0.000022542095000000002 | 0.16 | AML | other | m | 2020-08-31T13:14:18.53 |