Earthquake (quarry blast) with magnitude of ML 0.7 on date 28-04-2023 and time 04:01:33 (UTC) in region 5 km W Serrapetrona (MC)

A magnitude ML 0.7 (quarry blast) earthquake occured in region: 5 km W Serrapetrona (MC), on

  • 28-04-2023 04:01:33 (UTC)
  • 28-04-2023 06:01:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1800, 13.1310 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
Serrapetrona MC 5 966 966
San Severino Marche MC 7 12726 13692
Castelraimondo MC 7 4587 18279
Camerino MC 7 6974 25253
Gagliole MC 8 620 25873
Belforte del Chienti MC 9 1886 27759
Caldarola MC 9 1823 29582
Pioraco MC 12 1134 30716
Camporotondo di Fiastrone MC 12 563 31279
Tolentino MC 13 20069 51348
Muccia MC 13 915 52263
Matelica MC 13 9981 62244
Cessapalombo MC 13 512 62756
Pievebovigliana MC 14 866 63622
Sefro MC 15 422 64044
Fiastra MC 16 559 64603
Fiuminata MC 16 1402 66005
Fiordimonte MC 16 202 66207
Pieve Torina MC 16 1458 67665
Esanatoglia MC 17 2034 69699
Acquacanina MC 17 121 69820
San Ginesio MC 17 3498 73318
Colmurano MC 19 1263 74581
Serravalle di Chienti MC 19 1070 75651
Cerreto d'Esi AN 20 3817 79468
Ripe San Ginesio MC 20 852 80320

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km NE of Foligno (57155 inhabitants)
58 Km SW of Ancona (100861 inhabitants)
61 Km E of Perugia (166134 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
74 Km S of Fano (60888 inhabitants)
79 Km NE of Terni (111501 inhabitants)
83 Km S of Pesaro (94582 inhabitants)
95 Km N of L'Aquila (69753 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 0.7 2023-04-28
04:01:33
43.1803 13.1308 1 2024-03-01
17:18:08
Bollettino Sismico Italiano INGV 117374721
Reviewed
Rev100
ML 0.8 2023-04-28
04:01:33
43.1922 13.1412 10 2023-04-28
04:07:10
Sala Sismica INGV-Roma 116819151
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-28 04:01:33 ± 0.11
Latitude 43.1803 ± 0.0063
Longitude 13.1308 ± 0.0099
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 117374721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 810
Semi-minor axis of confidence ellipse (meter) 680
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 242
Circular confidence region, given by single value of horizontal uncertainty (meter) 810.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 16
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.01529
Epicentral distance of station farthest from the epicenter (degree) 0.37142
Number of stations at which the event was observed 16
Number of stations from which data was used for origin computation 16
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 117374721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-01-29 11:55:44

ML:0.8

Field Value
Value 0.8
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 116819151
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-04-28 04:07:10
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ASSB.HHZ. 2023-04-28T04:01:41.24 0.3 undecidable manual P 248 41.2254 91 -0.54 65
IV.NRCA.HHZ. 2023-04-28T04:01:40.62 0.6 undecidable manual P 182 38.5281 91 -0.62 42
IV.ARVD.HHZ. 2023-04-28T04:01:40.88 0.3 undecidable manual P 337 38.4282 91 -0.34 69
IV.MF5.EHN. 2023-04-28T04:01:40.04 0.1 undecidable manual P 129 34.1436 91 -0.33 93
IV.MMO1.EHZ. 2023-04-28T04:01:39.94 0.6 undecidable manual P 153 35.0427 91 -0.6 43
IV.SAP2.EHE. 2023-04-28T04:01:38.12 0.6 undecidable manual P 113 23.6541 91 -0.14 49
IV.CESI.HHZ. 2023-04-28T04:01:38.92 0.3 undecidable manual P 223 26.751 91 0.04 75
IV.FDMO.HHZ. 2023-04-28T04:01:37.03 0.1 undecidable manual P 192 16.3725 92 0.23 98
IV.GUMA.HHZ. 2023-04-28T04:01:37.64 0.6 undecidable manual P 128 21.0678 91 -0.11 50
IV.CING.HHZ. 2023-04-28T04:01:37.57 0.3 undecidable manual P 14 22.2555 91 -0.42 70
IV.SNTG.HHZ. 2023-04-28T04:01:37.14 0.1 undecidable manual P 298 17.4714 92 0.11 100
IV.EL6.EHZ. 2023-04-28T04:01:36.84 0.6 undecidable manual P 352 16.6722 92 -0.03 51
IV.CSP1.EHZ. 2023-04-28T04:01:36.11 0.3 undecidable manual P 149 11.4774 92 0.28 73
IV.MML1.EHZ. 2023-04-28T04:01:36.96 0.1 undecidable manual P 240 14.874 92 0.45 93
IV.PF6.EHN. 2023-04-28T04:01:35.25 0.1 undecidable manual P 133 6.993 94 0.32 97
IV.MDAR.HNZ. 2023-04-28T04:01:34.46 0.1 undecidable manual P 35 1.6983 107 0.59 91
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CSP1.EHE. ML:0.9 0.00012785000000000002 0.74 AML other m 2023-04-28T04:01:39.15
IV.CSP1.EHN. ML:0.9 0.00014250000000000002 0.56 AML other m 2023-04-28T04:01:39.70
IV.FDMO.HHE. ML:0.7 0.000054099999999999994 1.82 AML other m 2023-04-28T04:01:39.07
IV.FDMO.HHN. ML:0.4 0.000032 0.18 AML other m 2023-04-28T04:01:40.11
IV.SNTG.HHN. ML:0.7 0.00004655 0.2 AML other m 2023-04-28T04:01:40.22
IV.SNTG.HHE. ML:0.5 0.0000318 0.12 AML other m 2023-04-28T04:01:40.43
IV.CING.HHE. ML:0.7 0.000039 0.1 AML other m 2023-04-28T04:01:41.43
IV.CING.HHN. ML:0.7 0.000034750000000000004 0.1 AML other m 2023-04-28T04:01:41.57
IV.GUMA.HHN. ML:0.8 0.00005665 0.22 AML other m 2023-04-28T04:01:43.88
IV.CESI.HHN. ML:0.8 0.000034099999999999995 1.54 AML other m 2023-04-28T04:01:43.04
IV.CESI.HHE. ML:0.6 0.000022689999999999998 1.1 AML other m 2023-04-28T04:01:44.94
IV.GUMA.HHE. ML:1.0 0.0000738 0.24 AML other m 2023-04-28T04:01:44.74
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