Earthquake (quarry blast) with magnitude of ML 0.9 on date 20-02-2023 and time 09:16:18 (UTC) in region 5 km SW Serrapetrona (MC)

A magnitude ML 0.9 (quarry blast) earthquake occured in region: 5 km SW Serrapetrona (MC), on

  • 20-02-2023 09:16:18 (UTC)
  • 20-02-2023 10:16:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.1460, 13.1430 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
Camerino MC 6 6974 7940
Caldarola MC 7 1823 9763
Belforte del Chienti MC 8 1886 11649
San Severino Marche MC 10 12726 24375
Castelraimondo MC 10 4587 28962
Camporotondo di Fiastrone MC 10 563 29525
Pievebovigliana MC 10 866 30391
Cessapalombo MC 10 512 30903
Muccia MC 11 915 31818
Gagliole MC 12 620 32438
Fiastra MC 12 559 32997
Fiordimonte MC 13 202 33199
Acquacanina MC 13 121 33320
Pioraco MC 13 1134 34454
Pieve Torina MC 13 1458 35912
Tolentino MC 14 20069 55981
San Ginesio MC 15 3498 59479
Sefro MC 16 422 59901
Matelica MC 16 9981 69882
Serravalle di Chienti MC 17 1070 70952
Colmurano MC 18 1263 72215
Fiuminata MC 18 1402 73617
Sarnano MC 18 3264 76881
Bolognola MC 18 142 77023
Gualdo MC 18 815 77838
Ripe San Ginesio MC 18 852 78690
Esanatoglia MC 20 2034 80724
Urbisaglia MC 20 2628 83352

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km NE of Foligno (57155 inhabitants)
61 Km SW of Ancona (100861 inhabitants)
61 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 0.9 2023-02-20
09:16:18
43.1457 13.1428 1 2024-03-01
17:18:17
Bollettino Sismico Italiano INGV 122757281
Reviewed
Rev100
ML 1.0 2023-02-20
09:16:18
43.1457 13.1513 8 2023-02-20
09:25:46
Sala Sismica INGV-Roma 114619301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-20 09:16:18 ± 0.07
Latitude 43.1457 ± 0.0045
Longitude 13.1428 ± 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 122757281

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 550
Semi-minor axis of confidence ellipse (meter) 440
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 253
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 11
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.21
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.31296
Number of stations at which the event was observed 27
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.3
Num. used stations 15
Type of magnitude ML
Reference to an origin 114619301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-20 09:25:46

ML:0.9

Field Value
Value 0.9
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 122757281
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-11-04 09:15:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
MN.THL.HHZ. 2023-02-20T09:17:56.78 3.0 negative manual Pn 1.71 0
IV.ZEN8.EHZ. 2023-02-20T09:17:37.34 3.0 undecidable manual Sn 1.29 0
IV.EPZF.HHZ. 2023-02-20T09:17:33.92 3.0 positive manual Pg 18.030001 0
CH.GIMEL.HHZ. 2023-02-20T09:17:31.57 3.0 positive manual Pn 0.01 0
1J.FX13.HHZ. 2023-02-20T09:17:24.59 3.0 positive manual Pg 6.35 0
IV.BRMO.HHZ. 2023-02-20T09:17:21.72 3.0 undecidable manual Pg 13.82 0
IV.CTI.HHZ. 2023-02-20T09:17:04.03 3.0 undecidable manual Pn 5.03 0
IV.BDI.HHZ. 2023-02-20T09:17:02.95 3.0 undecidable manual Sn -0.9 0
IV.IMOL.HNZ. 2023-02-20T09:16:59.91 3.0 undecidable manual Sn -0.93 0
GU.RNCA.HHZ. 2023-02-20T09:16:52.55 3.0 negative manual Pn -0.95 0
IV.SGTA.HHZ. 2023-02-20T09:16:41.38 3.0 negative manual Pn -1.37 0
IV.SMA1.EHZ. 2023-02-20T09:16:30.58 3.0 undecidable manual S 2.61 0
IV.CSNT.HHZ. 2023-02-20T09:16:29.21 3.0 undecidable manual Pn 2 0
IV.OSSC.HHZ. 2023-02-20T09:16:28.91 3.0 undecidable manual Pn 0.89 0
IV.NRCA.HHZ. 2023-02-20T09:16:25.23 0.3 undecidable manual P 184 34.743 91 -0.49 65
IV.CESI.HHZ. 2023-02-20T09:16:23.75 0.3 undecidable manual P 231 24.8529 91 0.01 73
IV.CING.HHZ. 2023-02-20T09:16:23.68 0.3 undecidable manual P 9 25.8519 91 -0.26 69
IV.GUMA.HHZ. 2023-02-20T09:16:22.55 0.1 undecidable manual P 121 18.0708 92 0.16 95
IV.EL6.EHZ. 2023-02-20T09:16:22.79 0.1 undecidable manual P 351 20.6682 91 -0.11 96
IV.VVLD.HHZ. 2023-02-20T09:16:22.26 3.0 undecidable manual P 0.09 0
IV.SNTG.HHZ. 2023-02-20T09:16:22.76 0.3 undecidable manual P 307 20.3685 91 -0.08 72
IV.FDMO.HHZ. 2023-02-20T09:16:21.37 0.1 undecidable manual P 200 12.876 92 0.02 99
IV.MML1.EHZ. 2023-02-20T09:16:21.92 0.3 undecidable manual P 256 14.2746 92 0.29 70
IV.MDAR.HNZ. 2023-02-20T09:16:20.03 0.1 undecidable manual P 360 5.1948 95 0.22 96
IV.CSP1.EHZ. 2023-02-20T09:16:20.41 0.1 undecidable manual P 140 7.7811 94 0.08 98
IV.PF6.EHZ. 2023-02-20T09:16:19.59 0.1 undecidable manual P 102 4.2957 97 -0.03 100
IV.FAGN.HHZ. 2023-02-20T09:16:18.55 3.0 undecidable manual P -1.27 0
IV.SMA1.EHZ. 2023-02-20T09:16:15.53 3.0 undecidable manual P -2.15 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.7 0.00006405 0.88 AML other m 2023-02-20T09:16:25.89
IV.FDMO.HHN. ML:0.5 0.0000441 1.6 AML other m 2023-02-20T09:16:26.14
IV.MML1.EHN. ML:0.7 0.000063197495 0.7616 AML other m 2023-02-20T09:16:27.11
IV.GUMA.HHN. ML:1.2 0.00016649999999999998 0.36 AML other m 2023-02-20T09:16:27.59
IV.EL6.EHE. ML:1.2 0.00014530365 0.3584 AML other m 2023-02-20T09:16:28.04
IV.CESI.HHN. ML:1.0 0.00005815 0.36 AML other m 2023-02-20T09:16:28.77
IV.GUMA.HHE. ML:1.4 0.0002515 1.46 AML other m 2023-02-20T09:16:30.87
IV.SNTG.HHE. ML:0.6 0.0000373 0.72 AML other m 2023-02-20T09:16:30.47
IV.CESI.HHE. ML:0.9 0.000057050000000000004 0.4 AML other m 2023-02-20T09:16:30.85
IV.NRCA.HHE. ML:0.9 0.0000328 0.38 AML other m 2023-02-20T09:16:31.76
IV.MML1.EHE. ML:0.6 0.00005635 1.38 AML other m 2023-02-20T09:16:31.11
IV.SNTG.HHN. ML:0.7 0.0000436 1.02 AML other m 2023-02-20T09:16:32.75
IV.NRCA.HHN. ML:0.8 0.000028866995 1.3248 AML other m 2023-02-20T09:16:33.73
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