Earthquake (quarry blast) with magnitude of ML 0.8 on date 26-04-2023 and time 09:58:24 (UTC) in region 4 km SW Serrapetrona (MC)

A magnitude ML 0.8 (quarry blast) earthquake occured in region: 4 km SW Serrapetrona (MC), on

  • 26-04-2023 09:58:24 (UTC)
  • 26-04-2023 11:58:24 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1490, 13.1520 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
Caldarola MC 6 1823 2789
Camerino MC 7 6974 9763
Belforte del Chienti MC 7 1886 11649
San Severino Marche MC 9 12726 24375
Camporotondo di Fiastrone MC 10 563 24938
Cessapalombo MC 10 512 25450
Castelraimondo MC 10 4587 30037
Pievebovigliana MC 11 866 30903
Muccia MC 11 915 31818
Gagliole MC 12 620 32438
Fiastra MC 13 559 32997
Tolentino MC 13 20069 53066
Fiordimonte MC 13 202 53268
Acquacanina MC 13 121 53389
Pioraco MC 14 1134 54523
Pieve Torina MC 14 1458 55981
San Ginesio MC 14 3498 59479
Sefro MC 16 422 59901
Matelica MC 17 9981 69882
Colmurano MC 17 1263 71145
Sarnano MC 18 3264 74409
Ripe San Ginesio MC 18 852 75261
Gualdo MC 18 815 76076
Bolognola MC 18 142 76218
Serravalle di Chienti MC 18 1070 77288
Fiuminata MC 18 1402 78690
Urbisaglia MC 19 2628 81318

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km NE of Foligno (57155 inhabitants)
60 Km SW of Ancona (100861 inhabitants)
62 Km E of Perugia (166134 inhabitants)
71 Km NW of Teramo (54892 inhabitants)
77 Km NE of Terni (111501 inhabitants)
78 Km S of Fano (60888 inhabitants)
87 Km S of Pesaro (94582 inhabitants)
91 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 0.8 2023-04-26
09:58:24
43.1492 13.1517 1 2024-03-01
17:18:07
Bollettino Sismico Italiano INGV 117239451
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-04-26 09:58:24 ± 0.06
Latitude 43.1492 ± 0.0036
Longitude 13.1517 ± 0.0062
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 117239451

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 480
Semi-minor axis of confidence ellipse (meter) 360
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) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 119
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.23113
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 8
Magnitude information

ML:0.8

Field Value
Value 0.8
Uncertainty 0.4
Num. used stations 16
Type of magnitude ML
Reference to an origin 117239451
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2024-02-02 16:31:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.AGLI.HHZ. 2023-04-26T09:59:38.86 3.0 undecidable manual Sn -0.77 0
7C.SPAOL.HNZ. 2023-04-26T09:59:27.90 3.0 positive manual Pg 3.46 0
1J.FX12.HHZ.00 2023-04-26T09:59:22.20 3.0 positive manual Pg 2.53 0
IV.ALJA.HHZ. 2023-04-26T09:59:21.22 3.0 undecidable manual Pg 1.84 0
IV.ACER.HHZ. 2023-04-26T09:59:20.52 3.0 undecidable manual Sn -3.61 0
IV.CMDO.HHZ. 2023-04-26T09:59:16.36 3.0 undecidable manual Pn -6.92 0
IV.CSNT.HHZ. 2023-04-26T09:59:13.24 3.0 undecidable manual Sg 13.34 0
NI.VINO.HHZ. 2023-04-26T09:59:12.91 3.0 positive manual Pg 10.74 0
SL.KOGS.BHZ. 2023-04-26T09:59:10.12 3.0 positive manual Pn -2.22 0
IV.QLNO.HHZ. 2023-04-26T09:59:07.01 3.0 undecidable manual Pn 0.41 0
IV.IMOL.HNZ. 2023-04-26T09:59:07.23 3.0 undecidable manual Sn -1.02 0
GU.CANO.HHZ. 2023-04-26T09:59:05.29 3.0 positive manual Pn -1.68 0
OX.DRE.HHZ. 2023-04-26T09:59:02.40 3.0 undecidable manual Pn 1.15 0
GU.GRAM.HHZ. 2023-04-26T09:58:56.04 3.0 undecidable manual Pn 2.52 0
IX.STN3.HNZ.01 2023-04-26T09:58:51.86 3.0 undecidable manual Pg 0.88 0
IV.PTRJ.HHZ. 2023-04-26T09:58:50.22 3.0 undecidable manual Sn -8.17 0
IV.CMPR.HHZ. 2023-04-26T09:58:48.75 3.0 undecidable manual Pn -2.39 0
IV.GUAR.HHZ. 2023-04-26T09:58:43.87 3.0 undecidable manual Sg -0.25 0
IV.CDRU.HHZ. 2023-04-26T09:58:42.37 3.0 undecidable manual Pn -6.92 0
IV.SGO.HHZ. 2023-04-26T09:58:40.57 3.0 undecidable manual Pn -7.99 0
IV.VAGA.HHZ. 2023-04-26T09:58:36.87 3.0 undecidable manual Pg 2.75 0
IV.SIB3.EHZ. 2023-04-26T09:58:35.02 3.0 undecidable manual S 0
IV.CAMP.HHZ. 2023-04-26T09:58:35.01 3.0 undecidable manual Sn -1.75 0
IV.SIB3.EHZ. 2023-04-26T09:58:31.08 3.0 undecidable manual P 0
IV.CESI.HHZ. 2023-04-26T09:58:29.29 0.6 undecidable manual P 231 25.6521 91 0.1 47
IV.SNTG.HHZ. 2023-04-26T09:58:28.04 0.3 undecidable manual P 305 20.7681 91 -0.16 71
IV.MML1.EHZ. 2023-04-26T09:58:27.16 0.3 undecidable manual P 255 15.0738 92 0.08 73
IV.EL6.EHZ. 2023-04-26T09:58:27.98 0.1 positive manual P 349 20.3685 91 -0.16 94
IV.PABO.HHZ. 2023-04-26T09:58:27.52 3.0 undecidable manual P -4.38 0
IV.FDMO.HHZ. 2023-04-26T09:58:26.71 0.3 undecidable manual P 203 13.5753 92 -0.05 73
IV.MDAR.HNZ. 2023-04-26T09:58:25.26 0.1 undecidable manual P 351 4.8951 96 0.23 95
IV.CSP1.EHZ. 2023-04-26T09:58:25.59 0.1 positive manual P 146 7.6812 94 0 100
IV.PF6.EHN. 2023-04-26T09:58:24.78 0.1 undecidable manual P 110 3.6963 98 -0.01 100
IV.LNSS.HHZ. 2023-04-26T09:58:21.50 3.0 undecidable manual Pn -2.41 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MML1.HNE. ML:1.0 0.0001264818 10.0928 AML other m 2023-04-26T09:58:34.93
IV.FDMO.HHN. ML:0.0 0.0000151817625 0.1792 AML other m 2023-04-26T09:58:30.46
IV.FDMO.HHE. ML:0.2 0.00002010561 0.1984 AML other m 2023-04-26T09:58:31.32
IV.MML1.HNN. ML:0.9 0.000095824555 6.4896 AML other m 2023-04-26T09:58:31.48
IV.MML1.EHN. ML:0.3 0.0000257316985 1.0176 AML other m 2023-04-26T09:58:32.30
IV.SNTG.HNE. ML:1.3 0.00016071439999999998 0.9536 AML other m 2023-04-26T09:58:32.09
IV.EL6.EHE. ML:1.0 0.000074850595 1.5168 AML other m 2023-04-26T09:58:31.98
IV.SNTG.HNN. ML:1.4 0.0001955895 0.928 AML other m 2023-04-26T09:58:32.68
IV.SNTG.HHN. ML:0.3 0.000015197784999999998 1.4976 AML other m 2023-04-26T09:58:33.21
IV.MML1.EHE. ML:0.3 0.000025860885 1.4592 AML other m 2023-04-26T09:58:33.90
IV.EL6.EHN. ML:1.0 0.00008726308500000001 5.2224 AML other m 2023-04-26T09:58:34.25
IV.CESI.HHN. ML:0.6 0.000026836035 1.6384 AML other m 2023-04-26T09:58:33.86
IV.SNTG.HHE. ML:0.5 0.000024170475 1.8432 AML other m 2023-04-26T09:58:35.13
IV.CESI.HHE. ML:0.8 0.00003737099 2.6624 AML other m 2023-04-26T09:58:37.63
IV.CESI.HNE. ML:1.4 0.00015344632 5.8496 AML other m 2023-04-26T09:58:34.02
IV.CESI.HNN. ML:1.4 0.00014667359999999998 3.4432 AML other m 2023-04-26T09:58:35.33
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