A magnitude ML 1.1 earthquake occured in region: 5 km E Vallo di Nera (PG), on
and geographic coordinates (lat, lon) 42.7700, 12.9190 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Vallo di Nera | PG | 5 | 364 | 364 |
Cerreto di Spoleto | PG | 6 | 1075 | 1439 |
Poggiodomo | PG | 7 | 117 | 1556 |
Sant'Anatolia di Narco | PG | 8 | 564 | 2120 |
Scheggino | PG | 10 | 461 | 2581 |
Cascia | PG | 10 | 3217 | 5798 |
Campello sul Clitunno | PG | 13 | 2442 | 8240 |
Monteleone di Spoleto | PG | 13 | 599 | 8839 |
Sellano | PG | 13 | 1079 | 9918 |
Norcia | PG | 15 | 4957 | 14875 |
Spoleto | PG | 15 | 38218 | 53093 |
Preci | PG | 16 | 724 | 53817 |
Trevi | PG | 18 | 8469 | 62286 |
Ferentillo | TR | 20 | 1913 | 64199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-01-27 01:11:41 |
42.7697 | 12.919 | 11 | 2021-07-12 16:54:56 |
Bollettino Sismico Italiano INGV | 86757691 |
Reviewed Rev100 |
ML 1.0 | 2021-01-27 01:11:41 |
42.7702 | 12.9215 | 11 | 2021-01-27 01:22:37 |
Sala Sismica INGV-Roma | 86619381 |
Field | Value |
---|---|
Time (UTC) | 2021-01-27 01:11:41 ± 0.04 |
Latitude | 42.7697 ± 0.0018 |
Longitude | 12.9190 ± 0.0049 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86757691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 150 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 270 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 146 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
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) | 0.07914 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29408 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 86757691 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-01 08:33:48 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 86619381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-27 01:22:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2021-01-27T01:11:52.40 | 0.3 | undecidable | manual | S | 25 | 32.6451 | 90 | 0.05 | 72 |
IV.CESI.HHZ. | 2021-01-27T01:11:50.66 | 0.1 | undecidable | manual | S | 357 | 26.1516 | 90 | 0.04 | 97 |
IV.ARRO.EHZ. | 2021-01-27T01:11:50.05 | 0.6 | undecidable | manual | S | 211 | 24.5532 | 90 | -0.15 | 48 |
IV.LNSS.HHZ. | 2021-01-27T01:11:49.26 | 0.3 | undecidable | manual | S | 152 | 20.9679 | 90 | 0.01 | 74 |
IV.NRCA.HHZ. | 2021-01-27T01:11:48.24 | 0.1 | undecidable | manual | S | 66 | 17.3715 | 90 | -0.05 | 98 |
IV.FDMO.HHZ. | 2021-01-27T01:11:47.58 | 0.1 | undecidable | manual | P | 25 | 32.6451 | 90 | -0.06 | 96 |
IV.ARRO.EHZ. | 2021-01-27T01:11:46.29 | 0.1 | undecidable | manual | P | 211 | 24.5532 | 90 | -0.1 | 97 |
IV.LNSS.HHZ. | 2021-01-27T01:11:46.05 | 0.1 | undecidable | manual | P | 152 | 20.9679 | 90 | 0.21 | 95 |
IV.GAVE.EHZ. | 2021-01-27T01:11:46.02 | 0.1 | undecidable | manual | S | 193 | 8.7801 | 126 | -0.09 | 100 |
IV.CESI.HHZ. | 2021-01-27T01:11:46.60 | 0.1 | undecidable | manual | P | 357 | 26.1516 | 90 | -0.04 | 98 |
IV.NRCA.HHZ. | 2021-01-27T01:11:45.30 | 0.1 | negative | manual | P | 66 | 17.3715 | 90 | 0.01 | 100 |
IV.GAVE.EHZ. | 2021-01-27T01:11:44.14 | 0.1 | undecidable | manual | P | 193 | 8.7801 | 126 | 0.11 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:1.3 | 0.00025 | 0.14 | AML | other | m | 2021-01-27T01:11:46.61 |
IV.GAVE.EHE. | ML:1.2 | 0.0001895 | 0.9 | AML | other | m | 2021-01-27T01:11:46.27 |
IV.GAVE.HNN. | ML:1.0 | 0.00013681168500000003 | 0.6096 | AML | other | m | 2021-01-27T01:11:46.61 |
IV.NRCA.HHE. | ML:0.8 | 0.00005574999999999999 | 1.04 | AML | other | m | 2021-01-27T01:11:48.12 |
IV.NRCA.HHN. | ML:0.9 | 0.00006634999999999999 | 0.12 | AML | other | m | 2021-01-27T01:11:48.64 |