A magnitude ML 1.2 (quarry blast) earthquake occured in region: 3 km E Trevi (PG), on
and geographic coordinates (lat, lon) 42.8890, 12.7780 at 0 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Event type: quarry blast.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 |
---|---|---|---|---|
Trevi | PG | 3 | 8469 | 8469 |
Campello sul Clitunno | PG | 8 | 2442 | 10911 |
Foligno | PG | 10 | 57155 | 68066 |
Montefalco | PG | 10 | 5679 | 73745 |
Castel Ritaldi | PG | 11 | 3278 | 77023 |
Sellano | PG | 12 | 1079 | 78102 |
Cerreto di Spoleto | PG | 14 | 1075 | 79177 |
Spello | PG | 15 | 8645 | 87822 |
Bevagna | PG | 15 | 5081 | 92903 |
Vallo di Nera | PG | 15 | 364 | 93267 |
Spoleto | PG | 17 | 38218 | 131485 |
Giano dell'Umbria | PG | 17 | 3846 | 135331 |
Sant'Anatolia di Narco | PG | 18 | 564 | 135895 |
Gualdo Cattaneo | PG | 18 | 6155 | 142050 |
Valtopina | PG | 19 | 1398 | 143448 |
Cannara | PG | 20 | 4305 | 147753 |
Scheggino | PG | 20 | 461 | 148214 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2022-01-20 07:34:19 |
42.8888 | 12.7783 | 1 | 2022-07-08 12:33:43 |
Bollettino Sismico Italiano INGV | 103127231 |
Reviewed Rev100 |
ML 1.2 | 2022-01-20 07:34:19 |
42.9093 | 12.7695 | 8 | 2022-01-20 07:41:14 |
Sala Sismica INGV-Roma | 99967351 |
Field | Value |
---|---|
Time (UTC) | 2022-01-20 07:34:19 ± 0.15 |
Latitude | 42.8888 ± 0.0090 |
Longitude | 12.7783 ± 0.0135 |
Depth (km) | 1 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | quarry blast |
Origin ID | 103127231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1120 |
Semi-minor axis of confidence ellipse (meter) | 960 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 306 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.14839 |
Epicentral distance of station farthest from the epicenter (degree) | 0.26980 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 103127231 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-04-12 16:30:35 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 99967351 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-01-20 07:41:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MML1.HNZ. | 2022-01-20T07:34:25.34 | 0.3 | undecidable | manual | P | 32 | 29.4483 | 91 | -0.09 | 98 |
IV.FDMO.HHZ. | 2022-01-20T07:34:25.62 | 0.3 | undecidable | manual | P | 57 | 29.9478 | 91 | 0.09 | 98 |
IV.GAVE.EHZ. | 2022-01-20T07:34:24.46 | 0.3 | undecidable | manual | P | 157 | 23.754 | 91 | 0.17 | 97 |
IV.NRCA.HHZ. | 2022-01-20T07:34:24.66 | 0.3 | undecidable | manual | P | 103 | 27.9498 | 91 | -0.47 | 90 |
IV.CESI.HHZ. | 2022-01-20T07:34:23.28 | 0.3 | undecidable | manual | P | 38 | 16.4724 | 92 | 0.45 | 93 |
IV.ASSB.HHZ. | 2022-01-20T07:34:23.21 | 0.3 | undecidable | manual | P | 330 | 19.6692 | 91 | -0.25 | 96 |
IV.MOMA.HNE. | 2022-01-20T07:34:23.48 | 0.3 | undecidable | manual | P | 241 | 19.3695 | 91 | 0.07 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHE. | ML:1.3 | 0.00017449999999999999 | 0.28 | AML | other | m | 2022-01-20T07:34:27.85 |
IV.CESI.HHN. | ML:1.1 | 0.000145 | 0.3 | AML | other | m | 2022-01-20T07:34:28.54 |
IV.CESI.HHE. | ML:0.9 | 0.00008965000000000001 | 0.28 | AML | other | m | 2022-01-20T07:34:28.94 |
IV.ASSB.HHN. | ML:1.3 | 0.000165 | 0.28 | AML | other | m | 2022-01-20T07:34:29.09 |
IV.GAVE.EHE. | ML:1.3 | 0.00013550000000000001 | 0.36 | AML | other | m | 2022-01-20T07:34:30.37 |
IV.GUMA.HHE. | ML:1.7 | 0.000125 | 0.46 | AML | other | m | 2022-01-20T07:34:30.36 |
IV.NRCA.HHN. | ML:1.0 | 0.0000498 | 0.3 | AML | other | m | 2022-01-20T07:34:31.57 |
IV.FDMO.HHN. | ML:1.2 | 0.00007725 | 0.3 | AML | other | m | 2022-01-20T07:34:31.43 |
IV.FDMO.HHE. | ML:1.2 | 0.0000771 | 1.06 | AML | other | m | 2022-01-20T07:34:32.71 |
IV.GAVE.EHN. | ML:1.2 | 0.0001132 | 0.42 | AML | other | m | 2022-01-20T07:34:32.25 |
IV.GUMA.HHN. | ML:1.7 | 0.0001375 | 0.48 | AML | other | m | 2022-01-20T07:34:32.66 |
IV.NRCA.HHE. | ML:1.0 | 0.0000539 | 1.2 | AML | other | m | 2022-01-20T07:34:33.13 |