Earthquake with magnitude of ML 1.4 on date 31-03-2023 and time 03:05:11 (UTC) in region 3 km E Serravalle di Chienti (MC)

A magnitude ML 1.4 earthquake occured in region: 3 km E Serravalle di Chienti (MC), on

  • 31-03-2023 03:05:11 (UTC)
  • 31-03-2023 05:05:11 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0660, 12.9870 at 11 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.

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 3 1070 1070
Muccia MC 5 915 1985
Pieve Torina MC 6 1458 3443
Pievebovigliana MC 8 866 4309
Monte Cavallo MC 8 145 4454
Fiordimonte MC 9 202 4656
Sefro MC 10 422 5078
Camerino MC 10 6974 12052
Pioraco MC 13 1134 13186
Fiastra MC 14 559 13745
Fiuminata MC 14 1402 15147
Acquacanina MC 16 121 15268
Nocera Umbra PG 17 5839 21107
Castelraimondo MC 17 4587 25694
Visso MC 17 1107 26801
Ussita MC 18 444 27245
Valtopina PG 19 1398 28643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Foligno (57155 inhabitants)
49 Km E of Perugia (166134 inhabitants)
63 Km NE of Terni (111501 inhabitants)
74 Km NW of Teramo (54892 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
86 Km NW of L'Aquila (69753 inhabitants)
87 Km S of Fano (60888 inhabitants)
94 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 1.4 2023-03-31
03:05:11
43.0663 12.9868 11 2023-03-31
03:11:43
Sala Sismica INGV-Roma 115901551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-31 03:05:11 ± 0.06
Latitude 43.0663 ± 0.0027
Longitude 12.9868 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 115901551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 386
Semi-minor axis of confidence ellipse (meter) 244
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 65
Circular confidence region, given by single value of horizontal uncertainty (meter) 390.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 74
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 39
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.61873
Number of stations at which the event was observed 21
Number of stations from which data was used for origin computation 20
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 115901551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-31 03:11:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2023-03-31T03:05:31.21 0.3 undecidable manual S 325 63.5919 50 0.58 62
IV.ARRO.EHZ. 2023-03-31T03:05:29.15 3.0 undecidable manual S -0.35 0
IV.FRON.EHZ. 2023-03-31T03:05:28.42 0.6 undecidable manual S 337 54.3012 50 0.26 46
IV.ARVD.HHZ. 2023-03-31T03:05:26.71 0.6 undecidable manual S 356 48.0186 50 0.23 47
IV.GAVE.EHZ. 2023-03-31T03:05:25.07 0.3 undecidable manual S 190 42.2244 50 0.15 72
IV.MURB.HNZ. 2023-03-31T03:05:25.92 0.3 undecidable manual S 300 43.3233 50 0.7 61
IV.MF5.EHZ. 2023-03-31T03:05:25.00 0.6 undecidable manual S 103 39.3273 50 0.84 39
IV.SSFR.HHZ. 2023-03-31T03:05:25.68 0.3 undecidable manual S 338 44.2224 50 0.21 71
IV.CING.HHZ. 2023-03-31T03:05:23.86 0.6 undecidable manual S 26 38.2284 50 0 50
IV.PIEI.HHZ. 2023-03-31T03:05:22.24 1.0 negative manual P 325 63.5919 50 -0.13 23
IV.NARO.HHZ. 2023-03-31T03:05:22.85 0.1 undecidable manual P 332 68.6757 50 -0.31 88
IV.FOSV.EHZ. 2023-03-31T03:05:22.06 0.6 undecidable manual S 324 31.2465 50 0.06 50
IV.ATCC.EHZ. 2023-03-31T03:05:22.23 0.6 undecidable manual S 295 31.0467 50 0.29 47
IV.MMO1.EHZ. 2023-03-31T03:05:22.17 0.6 undecidable manual S 124 33.2445 50 -0.36 47
IV.EL6.EHZ. 2023-03-31T03:05:21.67 0.6 undecidable manual S 18 30.6471 50 -0.16 49
IV.GUMA.HHZ. 2023-03-31T03:05:21.60 0.6 undecidable manual S 91 28.2495 50 0.4 47
IV.ASSB.HHZ. 2023-03-31T03:05:20.75 0.6 undecidable manual S 264 26.751 50 -0.05 50
IV.NRCA.HHZ. 2023-03-31T03:05:20.74 0.6 undecidable manual S 158 27.8499 50 -0.35 47
IV.FRON.EHZ. 2023-03-31T03:05:20.65 0.1 undecidable manual P 337 54.3012 50 -0.3 91
IV.SSFR.HHZ. 2023-03-31T03:05:19.24 0.3 undecidable manual P 338 44.2224 50 -0.15 72
IV.SNTG.HHZ. 2023-03-31T03:05:19.09 0.6 undecidable manual S 350 21.2676 116 -0.23 49
IV.ARVD.HHZ. 2023-03-31T03:05:19.76 0.6 positive manual P 356 48.0186 50 -0.22 47
IV.MURB.HNZ. 2023-03-31T03:05:19.24 0.1 undecidable manual P 300 43.3233 50 -0.01 98
IV.MF5.EHZ. 2023-03-31T03:05:18.85 0.1 undecidable manual P 103 39.3273 50 0.22 95
IV.CSP1.EHZ. 2023-03-31T03:05:18.35 0.6 undecidable manual S 81 17.871 121 0.05 51
IV.CING.HHZ. 2023-03-31T03:05:18.23 0.1 undecidable manual P 26 38.2284 50 -0.23 95
IV.GAVE.EHZ. 2023-03-31T03:05:18.80 0.1 undecidable manual P 190 42.2244 50 -0.27 93
IV.ATCC.EHZ. 2023-03-31T03:05:17.32 0.1 negative manual P 295 31.0467 50 -0.03 100
IV.GUMA.HHZ. 2023-03-31T03:05:17.04 0.1 undecidable manual P 91 28.2495 50 0.12 99
IV.MMO1.EHZ. 2023-03-31T03:05:17.36 0.6 negative manual P 124 33.2445 50 -0.34 47
IV.EL6.EHZ. 2023-03-31T03:05:17.10 0.3 negative manual P 18 30.6471 50 -0.19 73
IV.FOSV.EHZ. 2023-03-31T03:05:17.22 0.1 negative manual P 324 31.2465 50 -0.17 97
IV.NRCA.HHZ. 2023-03-31T03:05:16.57 0.1 positive manual P 158 27.8499 50 -0.29 95
IV.FDMO.HHZ. 2023-03-31T03:05:16.08 0.6 undecidable manual S 112 8.7801 140 0.22 50
IV.ASSB.HHZ. 2023-03-31T03:05:16.56 0.1 positive manual P 264 26.751 50 -0.13 99
IT.MTCL.HGZ. 2023-03-31T03:05:16.10 0.6 undecidable manual S 173 8.0808 143 0.39 48
IV.CSP1.EHZ. 2023-03-31T03:05:15.31 1.0 undecidable manual P 81 17.871 121 0.06 25
IV.SNTG.HHZ. 2023-03-31T03:05:15.63 0.1 undecidable manual P 350 21.2676 116 -0.21 98
IV.FDMO.HHZ. 2023-03-31T03:05:14.04 1.0 undecidable manual P 112 8.7801 140 0.2 25
IT.MTCL.HGZ. 2023-03-31T03:05:14.01 0.1 undecidable manual P 173 8.0808 143 0.26 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:1.2 0.0001835 0.2 AML other m 2023-03-31T03:05:16.34
IV.FDMO.HHN. ML:1.4 0.000328 0.14 AML other m 2023-03-31T03:05:16.37
IV.NRCA.HHN. ML:1.6 0.000209 0.86 AML other m 2023-03-31T03:05:20.92
IV.ASSB.HHE. ML:1.5 0.0001635 0.08 AML other m 2023-03-31T03:05:21.31
IV.ASSB.HHN. ML:1.4 0.00013550000000000001 0.58 AML other m 2023-03-31T03:05:21.59
IV.NRCA.HHE. ML:1.5 0.000148 1.26 AML other m 2023-03-31T03:05:21.34
IV.EL6.EHE. ML:1.8 0.000309 1.38 AML other m 2023-03-31T03:05:22.09
IV.EL6.EHN. ML:1.8 0.00028100000000000005 1.14 AML other m 2023-03-31T03:05:22.09
IV.MMO1.EHE. ML:1.2 0.00007695 0.5 AML other m 2023-03-31T03:05:22.73
IV.MMO1.EHN. ML:1.1 0.0000569 1.3 AML other m 2023-03-31T03:05:22.18
IV.ATCC.EHN. ML:1.3 0.0000878 1.12 AML other m 2023-03-31T03:05:22.39
IV.ATCC.EHE. ML:1.4 0.00011265 0.86 AML other m 2023-03-31T03:05:23.61
IV.GAVE.EHE. ML:1.4 0.00008094999999999999 0.36 AML other m 2023-03-31T03:05:25.78
IV.GAVE.EHN. ML:1.3 0.00006035 1.1 AML other m 2023-03-31T03:05:26.59
IV.SSFR.HHN. ML:1.4 0.00006785 1.12 AML other m 2023-03-31T03:05:26.17
IV.SSFR.HHE. ML:1.3 0.0000591 0.5 AML other m 2023-03-31T03:05:26.42
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