A magnitude ML 0.9 (quarry blast) earthquake occured in region: 4 km E Trevi (PG), on
and geographic coordinates (lat, lon) 42.8840, 12.7990 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 | 4 | 8469 | 8469 |
Campello sul Clitunno | PG | 7 | 2442 | 10911 |
Sellano | PG | 11 | 1079 | 11990 |
Foligno | PG | 11 | 57155 | 69145 |
Montefalco | PG | 12 | 5679 | 74824 |
Cerreto di Spoleto | PG | 12 | 1075 | 75899 |
Castel Ritaldi | PG | 12 | 3278 | 79177 |
Vallo di Nera | PG | 14 | 364 | 79541 |
Spello | PG | 16 | 8645 | 88186 |
Bevagna | PG | 16 | 5081 | 93267 |
Sant'Anatolia di Narco | PG | 17 | 564 | 93831 |
Spoleto | PG | 17 | 38218 | 132049 |
Giano dell'Umbria | PG | 19 | 3846 | 135895 |
Scheggino | PG | 19 | 461 | 136356 |
Preci | PG | 20 | 724 | 137080 |
Valtopina | PG | 20 | 1398 | 138478 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2023-01-07 14:28:54 |
42.8843 | 12.7993 | 1 | 2024-03-01 17:18:14 |
Bollettino Sismico Italiano INGV | 119850301 |
Reviewed Rev100 |
ML 0.9 | 2023-01-07 14:28:54 |
42.8843 | 12.7868 | 11 | 2023-01-07 14:59:44 |
Sala Sismica INGV-Roma | 113374441 |
Field | Value |
---|---|
Time (UTC) | 2023-01-07 14:28:54 ± 0.07 |
Latitude | 42.8843 ± 0.0045 |
Longitude | 12.7993 ± 0.0061 |
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 | 119850301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 570 |
Semi-minor axis of confidence ellipse (meter) | 460 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 327 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 84 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.14299 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28688 |
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 | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 113374441 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-01-07 14:59:44 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 119850301 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-08-04 11:37:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MC2.EHZ. | 2023-01-07T14:29:01.12 | 0.6 | undecidable | manual | P | 84 | 31.8459 | 91 | -0.05 | 49 |
IV.MML1.EHZ. | 2023-01-07T14:29:00.41 | 0.3 | undecidable | manual | P | 29 | 29.0487 | 91 | -0.21 | 72 |
IV.FDMO.HHZ. | 2023-01-07T14:29:00.49 | 0.1 | undecidable | manual | P | 54 | 28.8489 | 91 | -0.09 | 98 |
IT.GNU.HGZ. | 2023-01-07T14:28:59.12 | 0.3 | undecidable | manual | P | 244 | 20.6682 | 91 | 0.17 | 73 |
IV.NRCA.HHZ. | 2023-01-07T14:28:59.97 | 0.1 | undecidable | manual | P | 102 | 26.2515 | 91 | -0.09 | 99 |
IV.GAVE.EHZ. | 2023-01-07T14:28:59.43 | 0.1 | undecidable | manual | P | 160 | 22.6551 | 91 | 0.08 | 99 |
IV.CESI.HHZ. | 2023-01-07T14:28:58.35 | 0.1 | undecidable | manual | P | 33 | 15.873 | 92 | 0.37 | 95 |
IV.ASSB.HHZ. | 2023-01-07T14:28:58.94 | 0.1 | undecidable | manual | P | 327 | 20.9679 | 91 | -0.06 | 100 |
IV.MOMA.HHN. | 2023-01-07T14:28:58.81 | 0.1 | undecidable | manual | P | 245 | 20.6682 | 91 | -0.14 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.7 | 0.00006220000000000001 | 0.56 | AML | other | m | 2023-01-07T14:29:01.32 |
IV.CESI.HHN. | ML:1.0 | 0.00011619999999999999 | 0.4 | AML | other | m | 2023-01-07T14:29:01.34 |
IV.ASSB.HHN. | ML:0.9 | 0.00005755 | 0.44 | AML | other | m | 2023-01-07T14:29:02.77 |
IV.ASSB.HHE. | ML:0.8 | 0.00004635 | 0.44 | AML | other | m | 2023-01-07T14:29:02.76 |
IV.GAVE.EHE. | ML:1.2 | 0.0001245 | 0.42 | AML | other | m | 2023-01-07T14:29:03.42 |
IV.GAVE.EHN. | ML:1.3 | 0.00013550000000000001 | 0.58 | AML | other | m | 2023-01-07T14:29:03.42 |
IV.NRCA.HHE. | ML:0.9 | 0.00004255 | 0.62 | AML | other | m | 2023-01-07T14:29:04.08 |
IV.NRCA.HHN. | ML:0.7 | 0.000028 | 0.68 | AML | other | m | 2023-01-07T14:29:06.60 |