Earthquake (quarry blast) with magnitude of ML 0.8 on date 13-07-2022 and time 11:00:52 (UTC) in region 6 km NE Trevi (PG)

A magnitude ML 0.8 (quarry blast) earthquake occured in region: 6 km NE Trevi (PG), on

  • 13-07-2022 11:00:52 (UTC)
  • 13-07-2022 13:00:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.9100, 12.8040 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Trevi PG 6 8469 8469
Foligno PG 10 57155 65624
Campello sul Clitunno PG 10 2442 68066
Sellano PG 10 1079 69145
Montefalco PG 12 5679 74824
Cerreto di Spoleto PG 14 1075 75899
Spello PG 14 8645 84544
Castel Ritaldi PG 14 3278 87822
Bevagna PG 16 5081 92903
Vallo di Nera PG 16 364 93267
Valtopina PG 17 1398 94665
Monte Cavallo MC 19 145 94810
Preci PG 20 724 95534
Sant'Anatolia di Narco PG 20 564 96098
Spoleto PG 20 38218 134316

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km SE of Foligno (57155 inhabitants)
40 Km SE of Perugia (166134 inhabitants)
41 Km NE of Terni (111501 inhabitants)
79 Km W of Teramo (54892 inhabitants)
79 Km NW of L'Aquila (69753 inhabitants)
79 Km NE of Viterbo (67173 inhabitants)
97 Km SE of Arezzo (99543 inhabitants)
98 Km SW of Ancona (100861 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 0.8 2022-07-13
11:00:52
42.9097 12.804 1 2023-01-31
19:03:58
Bollettino Sismico Italiano INGV 113282011
Reviewed
Rev100
ML 0.8 2022-07-13
11:00:51
42.905 12.801 8 2022-07-13
11:09:07
Sala Sismica INGV-Roma 107198161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-13 11:00:52 ± 0.23
Latitude 42.9097 ± 0.0108
Longitude 12.8040 ± 0.0172
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 113282011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1460
Semi-minor axis of confidence ellipse (meter) 1130
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 252
Circular confidence region, given by single value of horizontal uncertainty (meter) 1460.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.12051
Epicentral distance of station farthest from the epicenter (degree) 0.47214
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 113282011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-03 14:17:58

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 107198161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-13 11:09:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.EL6.EHZ. 2022-07-13T11:01:01.69 0.3 undecidable manual P 27 52.4031 91 -1.05 51
IV.CSP1.EHZ. 2022-07-13T11:00:59.56 0.1 undecidable manual P 58 38.3283 91 -0.35 91
IV.MC2.EHZ. 2022-07-13T11:00:58.82 0.3 undecidable manual P 90 31.2465 91 0.31 70
IV.GAVE.EHN. 2022-07-13T11:00:57.20 0.1 undecidable manual P 163 25.2525 91 -0.1 99
IV.NRCA.HHZ. 2022-07-13T11:00:57.52 0.3 undecidable manual P 108 26.5512 91 -0.05 74
IV.MML1.EHZ. 2022-07-13T11:00:57.49 0.1 undecidable manual P 31 26.3514 91 -0.04 100
IV.FDMO.HHZ. 2022-07-13T11:00:57.63 0.1 undecidable manual P 58 26.9508 91 -0.01 100
IV.ASSB.HHZ. 2022-07-13T11:00:56.16 0.1 undecidable manual P 321 18.87 92 0.13 99
IT.MTCL.HGZ. 2022-07-13T11:00:56.25 0.3 undecidable manual P 59 18.3705 92 0.32 72
IV.CESI.HHZ. 2022-07-13T11:00:55.42 0.1 undecidable manual P 38 13.3755 92 0.5 92
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.3 0.00026450000000000003 0.14 AML other m 2022-07-13T11:00:57.89
IV.CESI.HHE. ML:0.9 0.00011649999999999999 0.1 AML other m 2022-07-13T11:00:57.90
IV.ASSB.HHN. ML:0.7 0.000052449999999999994 0.44 AML other m 2022-07-13T11:00:59.87
IV.ASSB.HHE. ML:0.7 0.00004285 0.12 AML other m 2022-07-13T11:01:00.00
IV.FDMO.HHN. ML:0.7 0.0000304 1.74 AML other m 2022-07-13T11:01:01.09
IV.FDMO.HHE. ML:0.7 0.0000296 0.78 AML other m 2022-07-13T11:01:02.44
IV.MML1.EHE. ML:0.7 0.000029999999999999997 0.7 AML other m 2022-07-13T11:01:02.48
IV.MML1.EHN. ML:0.7 0.0000282 0.18 AML other m 2022-07-13T11:01:03.25
IV.NRCA.HHE. ML:0.7 0.00003035 0.66 AML other m 2022-07-13T11:01:03.73
IV.NRCA.HHN. ML:0.7 0.0000281 0.82 AML other m 2022-07-13T11:01:04.87
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download