Earthquake with magnitude of ML 1.2 on date 27-05-2023 and time 11:21:10 (Italy) in region 2 km W Colmurano (MC)

A magnitude ML 1.2 earthquake occured in region: 2 km W Colmurano (MC), on

  • 27-05-2023 09:21:10 (UTC)
  • 27-05-2023 11:21:10 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.1580, 13.3370 at 25 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
Colmurano MC 2 1263 1263
Ripe San Ginesio MC 3 852 2115
Urbisaglia MC 6 2628 4743
San Ginesio MC 6 3498 8241
Camporotondo di Fiastrone MC 6 563 8804
Loro Piceno MC 7 2401 11205
Tolentino MC 7 20069 31274
Sant'Angelo in Pontano MC 8 1436 32710
Belforte del Chienti MC 8 1886 34596
Cessapalombo MC 8 512 35108
Caldarola MC 9 1823 36931
Gualdo MC 10 815 37746
Montappone FM 11 1682 39428
Massa Fermana FM 11 963 40391
Serrapetrona MC 12 966 41357
Mogliano MC 12 4696 46053
Pollenza MC 12 6618 52671
Falerone FM 12 3337 56008
Petriolo MC 13 1998 58006
Monte Vidon Corrado FM 13 731 58737
Penna San Giovanni MC 13 1108 59845
Sarnano MC 14 3264 63109
San Severino Marche MC 15 12726 75835
Servigliano FM 15 2336 78171
Monte San Martino MC 16 765 78936
Montegiorgio FM 17 6851 85787
Francavilla d'Ete FM 17 964 86751
Treia MC 17 9403 96154
Corridonia MC 17 15430 111584
Belmonte Piceno FM 18 646 112230
Macerata MC 19 42473 154703
Smerillo FM 19 365 155068
Acquacanina MC 19 121 155189
Amandola FM 20 3629 158818
Monteleone di Fermo FM 20 395 159213
Fiastra MC 20 559 159772

Municipalities with at least 50000 inhabitants

An earthquake occurred to
53 Km S of Ancona (100861 inhabitants)
56 Km E of Foligno (57155 inhabitants)
63 Km NW of Teramo (54892 inhabitants)
77 Km E of Perugia (166134 inhabitants)
81 Km SE of Fano (60888 inhabitants)
87 Km NE of Terni (111501 inhabitants)
90 Km N of L'Aquila (69753 inhabitants)
90 Km SE of Pesaro (94582 inhabitants)
98 Km NW of Montesilvano (53738 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 1.2 2023-05-27
09:21:10
43.1582 13.3372 25 2023-05-27
09:55:13
Sala Sismica INGV-Roma 117771481
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-05-27 09:21:10 ± 0.1
Latitude 43.1582 ± 0.0027
Longitude 13.3372 ± 0.0062
Depth (km) 25 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 117771481

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 475
Semi-minor axis of confidence ellipse (meter) 97
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 261
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) 169
Number of associated phases, regardless of their use for origin computation 47
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.36333
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 117771481
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-05-27 09:55:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ACER.HHZ. 2023-05-27T09:22:44.84 3.0 undecidable manual Sg 15.77 0
IV.ACATE.HNZ. 2023-05-27T09:22:33.73 3.0 negative manual Pn -0.71 0
IV.CLTA.HHZ. 2023-05-27T09:22:27.72 3.0 undecidable manual Pn -4.85 0
IV.MESG.HHZ. 2023-05-27T09:22:22.33 3.0 undecidable manual Pg 23.52 0
GU.GORR.HHZ. 2023-05-27T09:22:22.14 3.0 undecidable manual Sn -9.99 0
IV.SALB.HHZ. 2023-05-27T09:22:20.67 3.0 undecidable manual Pg 21.120001 0
1J.FX12.HHZ.00 2023-05-27T09:22:17.05 3.0 undecidable manual Pn -4.32 0
OX.MARN.HHZ. 2023-05-27T09:22:14.26 3.0 undecidable manual Sg 3.22 0
GU.CARD.HHZ. 2023-05-27T09:22:09.88 3.0 undecidable manual Sg -0.41 0
IV.SPS2.HHZ. 2023-05-27T09:22:08.30 3.0 negative manual Pn 1.21 0
GU.BHB.HHZ. 2023-05-27T09:22:07.07 3.0 undecidable manual Pn -1.28 0
GU.RNCA.HHZ. 2023-05-27T09:22:04.47 3.0 negative manual Pg 13.18 0
MN.TRI.HHZ. 2023-05-27T09:21:56.31 3.0 undecidable manual Sg 7.79 0
IV.MRLC.HHZ. 2023-05-27T09:21:44.29 3.0 undecidable manual Pn -0.94 0
ZO.PDN2.EHZ. 2023-05-27T09:21:43.99 3.0 positive manual Pg 6.18 0
IV.RIBO.EHZ.01 2023-05-27T09:21:35.50 3.0 negative manual Pg 2.04 0
IV.PTRJ.HHZ. 2023-05-27T09:21:32.74 3.0 negative manual Pn -2.34 0
IV.BARO.EHZ. 2023-05-27T09:21:29.30 3.0 negative manual Pn -1.7 0
IV.CESI.HHZ. 2023-05-27T09:21:24.08 0.3 undecidable manual S 244 38.9277 116 0.22 69
IV.NRCA.HNE. 2023-05-27T09:21:23.99 0.3 undecidable manual S 207 40.3263 115 -0.19 69
IV.SNTG.HHE. 2023-05-27T09:21:22.79 0.6 undecidable manual S 289 33.8439 120 0.15 47
7F.SIB3.EHE. 2023-05-27T09:21:22.06 0.3 undecidable manual S 190 31.8459 121 -0.14 70
IV.MMO1.EHE. 2023-05-27T09:21:21.79 0.3 undecidable manual S 182 28.749 125 0.3 70
IV.MML1.EHZ. 2023-05-27T09:21:21.99 0.3 undecidable manual S 261 29.9478 123 0.22 70
IV.EL6.EHZ. 2023-05-27T09:21:21.12 0.3 undecidable manual S 315 26.8509 127 0.03 72
7F.SIB2.EHE. 2023-05-27T09:21:21.68 0.3 undecidable manual S 185 29.748 124 -0.04 72
IV.IMOL.HNZ. 2023-05-27T09:21:20.51 3.0 negative manual P -3.38 0
IV.FDMO.HHZ. 2023-05-27T09:21:20.32 0.3 undecidable manual S 236 24.3534 130 -0.23 70
IV.CING.HNE. 2023-05-27T09:21:20.95 0.3 undecidable manual S 335 26.6511 127 -0.1 73
IV.PF6.EHE. 2023-05-27T09:21:18.18 0.3 undecidable manual S 259 11.7771 152 -0.23 72
IV.CSP1.EHZ. 2023-05-27T09:21:18.61 0.3 undecidable manual S 236 12.9759 149 0.04 75
IV.NRCA.HNE. 2023-05-27T09:21:18.21 0.1 undecidable manual P 207 40.3263 115 -0.03 95
IV.GUMA.HHZ. 2023-05-27T09:21:18.61 0.3 undecidable manual S 181 10.5783 154 0.34 71
IV.CESI.HHZ. 2023-05-27T09:21:18.15 0.1 undecidable manual P 244 38.9277 116 0.09 94
7F.SIB3.EHE. 2023-05-27T09:21:17.06 0.1 undecidable manual P 190 31.8459 121 -0.04 96
IV.SNTG.HHE. 2023-05-27T09:21:17.54 0.1 undecidable manual P 289 33.8439 120 0.18 93
IV.SAP2.EHE. 2023-05-27T09:21:17.82 0.3 undecidable manual S 144 8.4804 159 -0.22 72
IV.MMO1.EHE. 2023-05-27T09:21:16.87 0.3 undecidable manual P 182 28.749 125 0.18 71
IV.CING.HNE. 2023-05-27T09:21:16.40 0.1 undecidable manual P 335 26.6511 127 -0.04 98
IV.MML1.EHZ. 2023-05-27T09:21:16.76 0.1 undecidable manual P 261 29.9478 123 -0.09 96
IV.EL6.EHZ. 2023-05-27T09:21:16.37 0.1 undecidable manual P 315 26.8509 127 -0.09 97
7F.SIB2.EHE. 2023-05-27T09:21:16.73 0.1 undecidable manual P 185 29.748 124 -0.09 95
IV.FDMO.HHZ. 2023-05-27T09:21:15.97 0.1 negative manual P 236 24.3534 130 -0.18 95
IV.CSP1.EHZ. 2023-05-27T09:21:14.98 0.1 negative manual P 236 12.9759 149 -0.03 100
IV.SAP2.EHE. 2023-05-27T09:21:14.96 0.3 undecidable manual P 144 8.4804 159 0.26 72
IV.GUMA.HHZ. 2023-05-27T09:21:14.99 0.1 undecidable manual P 181 10.5783 154 0.16 98
IV.PF6.EHE. 2023-05-27T09:21:14.74 0.1 negative manual P 259 11.7771 152 -0.17 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GUMA.HHE. ML:1.3 0.00010930000000000001 1.72 AML other m 2023-05-27T09:21:19.07
IV.GUMA.HHN. ML:1.3 0.00012209999999999999 0.42 AML other m 2023-05-27T09:21:19.10
IV.FDMO.HHN. ML:0.8 0.00002585 1.24 AML other m 2023-05-27T09:21:20.73
IV.FDMO.HHE. ML:1.0 0.00003965 0.2 AML other m 2023-05-27T09:21:20.61
IV.SSFR.HHN. ML:1.8 0.00014000000000000001 1.92 AML other m 2023-05-27T09:21:58.00
IV.SSFR.HHE. ML:1.6 0.00007645 0.06 AML other m 2023-05-27T09:21:59.61
IV.CSP1.EHE. ML:1.0 0.00005563354499999999 0.0576 AML other m 2023-05-27T09:21:18.88
IV.CSP1.EHN. ML:1.3 0.000107691005 0.0832 AML other m 2023-05-27T09:21:19.02
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