Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 01-05-2023 and time 08:29:25 (Italy) in region 7 km W Serravalle di Chienti (MC)

A magnitude ML 1.3 earthquake occured in region: 7 km W Serravalle di Chienti (MC), on

  • 01-05-2023 06:29:25 (UTC)
  • 01-05-2023 08:29:25 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0550, 12.8660 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Serravalle di Chienti MC 7 1070 1070
Nocera Umbra PG 9 5839 6909
Valtopina PG 9 1398 8307
Sefro MC 12 422 8729
Monte Cavallo MC 13 145 8874
Muccia MC 15 915 9789
Pieve Torina MC 15 1458 11247
Fiuminata MC 16 1402 12649
Pioraco MC 17 1134 13783
Foligno PG 17 57155 70938
Spello PG 17 8645 79583
Pievebovigliana MC 18 866 80449
Fiordimonte MC 18 202 80651
Camerino MC 19 6974 87625
Sellano PG 19 1079 88704

Municipalities with at least 50000 inhabitants

An earthquake occurred to
17 Km NE of Foligno (57155 inhabitants)
39 Km E of Perugia (166134 inhabitants)
58 Km NE of Terni (111501 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
82 Km SW of Ancona (100861 inhabitants)
89 Km S of Fano (60888 inhabitants)
90 Km NW of L'Aquila (69753 inhabitants)
92 Km SE of Arezzo (99543 inhabitants)
94 Km NE of Viterbo (67173 inhabitants)
95 Km S of Pesaro (94582 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
Reviewed
Rev100 		ML 1.3 2023-05-01
06:29:25		 43.0548 12.8655 9 2023-05-01
06:40:06		 Sala Sismica INGV-Roma 116925651
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-01 06:29:25 ± 0.05
Latitude 43.0548 ± 0.0027
Longitude 12.8655 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 116925651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 259
Semi-minor axis of confidence ellipse (meter) 247
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
Circular confidence region, given by single value of horizontal uncertainty (meter) 260.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 57
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46945
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 116925651
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-01 06:40:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2023-05-01T06:29:47.23 3.0 undecidable manual S 0.03 0
IV.MPAG.EHZ. 2023-05-01T06:29:46.77 3.0 undecidable manual S 0 0
IV.LNSS.HHZ. 2023-05-01T06:29:42.42 0.3 undecidable manual S 164 52.1034 50 0.1 69
IV.TERO.HHZ. 2023-05-01T06:29:39.33 3.0 negative manual P 0.02 0
IV.MOMA.HHZ. 2023-05-01T06:29:38.87 0.3 undecidable manual S 221 36.741 50 0.65 61
IV.NARO.HHZ. 2023-05-01T06:29:37.57 3.0 undecidable manual P -0.07 0
IV.MGAB.HHZ. 2023-05-01T06:29:36.96 3.0 negative manual P -0.03 0
IV.NRCA.HHZ. 2023-05-01T06:29:36.66 0.3 undecidable manual S 140 31.8459 50 -0.23 69
IV.ATVO.HHZ. 2023-05-01T06:29:35.09 3.0 positive manual P -0.18 0
IV.FOSV.HNZ. 2023-05-01T06:29:35.61 0.3 undecidable manual S 342 27.9498 108 -0.02 73
IV.PF6.EHZ. 2023-05-01T06:29:35.76 0.3 undecidable manual S 71 28.1496 107 0.05 72
IV.FRON.EHZ. 2023-05-01T06:29:35.46 3.0 undecidable manual P 0.02 0
IV.ARVD.HHZ. 2023-05-01T06:29:34.91 3.0 negative manual P -0.04 0
IV.CING.HHZ. 2023-05-01T06:29:34.09 3.0 negative manual P -0.02 0
IV.SNTG.HHZ. 2023-05-01T06:29:34.00 0.3 undecidable manual S 15 23.0547 111 -0.02 74
IV.LNSS.HHZ. 2023-05-01T06:29:34.96 0.1 undecidable manual P 164 52.1034 50 -0.23 89
IV.ATCC.EHZ. 2023-05-01T06:29:34.21 0.6 undecidable manual S 308 23.2545 111 0.1 48
IV.MMO1.EHZ. 2023-05-01T06:29:33.69 3.0 undecidable manual P 0.29 0
IV.SSFR.HHZ. 2023-05-01T06:29:33.72 3.0 positive manual P -0.1 0
IV.FEMA.HNZ. 2023-05-01T06:29:32.75 0.3 undecidable manual S 125 18.1707 116 0.28 70
IV.EL6.EHZ. 2023-05-01T06:29:32.38 3.0 undecidable manual P -0.31 0
IV.FDMO.HHZ. 2023-05-01T06:29:32.51 0.3 undecidable manual S 96 18.0708 116 0.06 74
IV.MOMA.HHZ. 2023-05-01T06:29:32.61 0.1 undecidable manual P 221 36.741 50 -0.22 92
IV.ASSB.HHZ. 2023-05-01T06:29:31.96 0.3 undecidable manual S 265 16.872 118 -0.1 73
IV.FIU1.HNZ. 2023-05-01T06:29:31.61 0.6 undecidable manual S 100
IV.CSP1.EHZ. 2023-05-01T06:29:31.35 3.0 positive manual P 0.1 0
IV.FOSV.HNZ. 2023-05-01T06:29:31.30 0.3 undecidable manual P 342 27.9498 108 -0.03 73
IV.NRCA.HHZ. 2023-05-01T06:29:31.76 0.3 undecidable manual P 140 31.8459 50 -0.3 68
IV.PF6.EHZ. 2023-05-01T06:29:31.29 0.3 undecidable manual P 71 28.1496 107 -0.09 72
IV.SNTG.HHZ. 2023-05-01T06:29:30.31 0.1 undecidable manual P 15 23.0547 111 -0.09 97
IV.ATCC.EHZ. 2023-05-01T06:29:30.50 0.1 undecidable manual P 308 23.2545 111 0.05 97
IV.MML1.EHZ. 2023-05-01T06:29:30.40 0.3 undecidable manual S 53 10.7781 129 0.09 74
IV.SEF1.HNN. 2023-05-01T06:29:30.55 0.3 undecidable manual S 33 12.1767 126 -0.14 73
IV.FEMA.HNZ. 2023-05-01T06:29:29.78 0.3 undecidable manual P 125 18.1707 116 0.27 70
IV.ASSB.HHZ. 2023-05-01T06:29:29.31 0.1 positive manual P 265 16.872 118 0.04 99
IV.FDMO.HHZ. 2023-05-01T06:29:29.64 0.1 positive manual P 96 18.0708 116 0.14 96
IV.MML1.EHZ. 2023-05-01T06:29:28.41 0.1 undecidable manual P 53 10.7781 129 0.15 97
IV.SEF1.HNN. 2023-05-01T06:29:28.53 0.3 undecidable manual P 33 12.1767 126 0.05 74
IV.CESI.HHZ. 2023-05-01T06:29:28.89 0.3 undecidable manual S 150 6.3936 144 -0.37 70
IV.CESI.HHZ. 2023-05-01T06:29:27.59 0.1 undecidable manual P 150 6.3936 144 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHN. ML:1.4 0.00041858784999999996 0.1024 AML other m 2023-05-01T06:29:29.30
IV.CESI.HHE. ML:1.5 0.0005042273500000001 0.2208 AML other m 2023-05-01T06:29:29.62
IV.ASSB.HHN. ML:1.7 0.00041349999999999997 0.22 AML other m 2023-05-01T06:29:32.05
IV.FDMO.HHE. ML:1.3 0.00016277495 0.24 AML other m 2023-05-01T06:29:32.82
IV.FDMO.HHN. ML:1.4 0.000226 0.18 AML other m 2023-05-01T06:29:32.86
IV.ASSB.HHE. ML:1.3 0.00018747534999999997 0.08 AML other m 2023-05-01T06:29:32.83
IV.SNTG.HHN. ML:1.2 0.000095 0.1 AML other m 2023-05-01T06:29:34.46
IV.ATCC.EHE. ML:1.4 0.00014600000000000003 0.2 AML other m 2023-05-01T06:29:34.69
IV.ATCC.EHN. ML:1.1 0.00008701459999999999 0.1408 AML other m 2023-05-01T06:29:35.64
IV.SNTG.HHE. ML:1.1 0.000072775755 0.1216 AML other m 2023-05-01T06:29:36.22
IV.CSP1.EHE. ML:1.6 0.00020027915 0.2624 AML other m 2023-05-01T06:29:36.06
IV.CSP1.EHN. ML:1.4 0.0001244686 0.2624 AML other m 2023-05-01T06:29:35.89
IV.EL6.EHE. ML:1.7 0.00020520749999999998 0.1824 AML other m 2023-05-01T06:29:38.42
IV.EL6.EHN. ML:1.7 0.0002105 0.14 AML other m 2023-05-01T06:29:38.60
IV.MMO1.EHN. ML:1.2 0.000058096974999999994 0.1184 AML other m 2023-05-01T06:29:39.00
IV.MMO1.EHE. ML:1.0 0.00003183123 0.1184 AML other m 2023-05-01T06:29:40.24
IV.SSFR.HNE. ML:1.9 0.00028153985 0.2272 AML other m 2023-05-01T06:29:40.97
IV.CING.HHE. ML:1.1 0.000037779919999999995 0.16 AML other m 2023-05-01T06:29:43.92
IV.SSFR.HHN. ML:2.0 0.000312 0.18 AML other m 2023-05-01T06:29:41.16
IV.SSFR.HNN. ML:2.1 0.0003855 0.2 AML other m 2023-05-01T06:29:41.07
IV.SSFR.HHE. ML:1.9 0.00026000000000000003 0.2 AML other m 2023-05-01T06:29:41.37
IV.CING.HHN. ML:1.3 0.00006045855 0.08 AML other m 2023-05-01T06:29:41.82
IV.LNSS.HHE. ML:1.5 0.00008245 0.14 AML other m 2023-05-01T06:29:42.73
IV.FRON.EHE. ML:1.2 0.00003315 0.2 AML other m 2023-05-01T06:29:43.39
IV.LNSS.HHN. ML:1.4 0.00006465 0.82 AML other m 2023-05-01T06:29:43.80
IV.ATVO.HHE. ML:1.0 0.000025500000000000003 0.64 AML other m 2023-05-01T06:29:44.42
IV.FRON.EHN. ML:1.2 0.000034395139999999995 0.1024 AML other m 2023-05-01T06:29:44.37
IV.MGAB.HHE. ML:1.1 0.000024718345000000003 0.4192 AML other m 2023-05-01T06:29:48.19
IV.MGAB.HHN. ML:1.1 0.0000273 0.62 AML other m 2023-05-01T06:29:52.09
IV.ATVO.HHN. ML:0.8 0.0000156049225 0.1408 AML other m 2023-05-01T06:29:44.44
IV.CESI.HNE. ML:1.5 0.000493934 0.2176 AML other m 2023-05-01T06:29:29.73
IV.CESI.HNN. ML:1.3 0.0003639399 0.16 AML other m 2023-05-01T06:29:29.43
IV.SNTG.HNE. ML:1.1 0.00007807320799999999 0.128 AML other m 2023-05-01T06:29:34.33
IV.SNTG.HNN. ML:1.2 0.00009796967 0.1216 AML other m 2023-05-01T06:29:34.40
IV.ATCC.HNE. ML:1.5 0.00018341845000000002 0.2112 AML other m 2023-05-01T06:29:34.58
IV.ATCC.HNN. ML:1.2 0.0000974943935 0.1504 AML other m 2023-05-01T06:29:35.30
IV.ARVD.HHE. ML:1.0 0.00002584975 0.0992 AML other m 2023-05-01T06:29:43.35
IV.ARVD.HHN. ML:1.0 0.000026633865 0.24 AML other m 2023-05-01T06:29:42.67
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