Earthquake with magnitude of ML 1.2 on date 21-02-2023 and time 16:15:47 (UTC) in region 3 km N Pollenza (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km N Pollenza (MC), on

  • 21-02-2023 16:15:47 (UTC)
  • 21-02-2023 17:15:47 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2910, 13.3460 at 9 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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
Pollenza MC 3 6618 6618
Treia MC 4 9403 16021
Appignano MC 8 4213 20234
Macerata MC 9 42473 62707
Tolentino MC 10 20069 82776
Urbisaglia MC 11 2628 85404
Montecassiano MC 11 7125 92529
Petriolo MC 12 1998 94527
Cingoli MC 14 10352 104879
Corridonia MC 14 15430 120309
Colmurano MC 14 1263 121572
Loro Piceno MC 15 2401 123973
San Severino Marche MC 15 12726 136699
Montefano MC 16 3541 140240
Mogliano MC 16 4696 144936
Filottrano AN 16 9499 154435
Ripe San Ginesio MC 17 852 155287
Belforte del Chienti MC 17 1886 157173
Serrapetrona MC 18 966 158139
Camporotondo di Fiastrone MC 19 563 158702
Massa Fermana FM 19 963 159665
Montelupone MC 19 3596 163261
Morrovalle MC 19 10195 173456
Francavilla d'Ete FM 19 964 174420
Caldarola MC 19 1823 176243
Montappone FM 20 1682 177925

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SW of Ancona (100861 inhabitants)
64 Km NE of Foligno (57155 inhabitants)
67 Km SE of Fano (60888 inhabitants)
76 Km NW of Teramo (54892 inhabitants)
77 Km SE of Pesaro (94582 inhabitants)
80 Km E of Perugia (166134 inhabitants)
99 Km NE of Terni (111501 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 1.2 2023-02-21
16:15:47
43.2913 13.3462 9 2024-03-01
17:18:01
Bollettino Sismico Italiano INGV 115848591
Reviewed
Rev100
ML 1.2 2023-02-21
16:15:47
43.2918 13.3487 9 2023-02-21
16:26:49
Sala Sismica INGV-Roma 114664161
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-21 16:15:47 ± 0.07
Latitude 43.2913 ± 0.0036
Longitude 13.3462 ± 0.0062
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 115848591

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 448
Semi-minor axis of confidence ellipse (meter) 314
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 267
Circular confidence region, given by single value of horizontal uncertainty (meter) 450.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 105
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.22
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.66100
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 16
Type of magnitude ML
Reference to an origin 115848591
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-03-29 10:59:24

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 114664161
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-21 16:26:49
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IX.SCL3.EHZ.02 2023-02-21T16:17:21.16 3.0 undecidable manual Sn 3.22 0
IV.MRLC.HHZ. 2023-02-21T16:17:17.04 3.0 undecidable manual Sn 0.58 0
IT.ORP.HGZ. 2023-02-21T16:17:05.81 3.0 undecidable manual Sn 2.15 0
OT.CGL1.HHZ. 2023-02-21T16:16:55.30 3.0 undecidable manual Pn 4.93 0
IV.CSNT.HHZ. 2023-02-21T16:16:21.99 3.0 undecidable manual S -1.19 0
IV.CSNT.HHZ. 2023-02-21T16:16:05.56 3.0 positive manual P 0.34 0
IV.MMO1.EHZ. 2023-02-21T16:16:02.52 0.3 undecidable manual S 182 43.5231 50 0.25 70
IV.MC2.EHZ. 2023-02-21T16:16:02.82 0.3 undecidable manual S 197 44.0226 50 0.41 67
IV.SMA1.EHZ. 2023-02-21T16:16:01.00 0.6 undecidable manual P 181 73.371 50 0.24 44
IV.MML1.EHZ. 2023-02-21T16:16:00.45 0.3 undecidable manual S 237 36.1416 50 0.15 72
IV.AOI.HHE. 2023-02-21T16:16:00.39 0.6 undecidable manual S 36 35.3424 50 0.3 47
IV.FDMO.HHZ. 2023-02-21T16:15:59.75 0.3 undecidable manual S 217 35.1426 50 -0.3 70
IV.SNTG.HHE. 2023-02-21T16:15:59.46 0.6 undecidable manual S 263 33.0447 50 0 50
IV.CSP1.EHZ. 2023-02-21T16:15:57.34 0.3 undecidable manual S 207 24.9528 111 0.28 71
IV.NRCA.HHZ. 2023-02-21T16:15:57.54 0.1 undecidable manual P 200 54.1014 50 -0.26 91
IV.CESI.HHZ. 2023-02-21T16:15:56.77 0.6 undecidable manual P 228 47.8188 50 -0.06 48
IV.SAP2.EHE. 2023-02-21T16:15:56.28 0.3 undecidable manual S 169 22.0668 113 0.16 74
IV.MC2.EHZ. 2023-02-21T16:15:55.99 0.6 undecidable manual P 197 44.0226 50 -0.26 46
IV.MMO1.EHZ. 2023-02-21T16:15:55.89 0.3 undecidable manual P 182 43.5231 50 -0.28 69
IV.PF6.EHN. 2023-02-21T16:15:55.74 0.3 undecidable manual S 216 20.9679 114 -0.06 75
IV.EL6.EHZ. 2023-02-21T16:15:55.98 0.6 undecidable manual S 282 20.1687 115 0.44 46
IV.AOI.HHE. 2023-02-21T16:15:54.63 0.1 undecidable manual P 36 35.3424 50 -0.28 94
IV.CING.HHZ. 2023-02-21T16:15:54.45 0.3 undecidable manual S 308 15.3735 121 0.4 71
IV.FDMO.HHZ. 2023-02-21T16:15:54.52 0.3 undecidable manual P 217 35.1426 50 -0.36 69
IV.MNTT.EHE. 2023-02-21T16:15:54.86 0.1 undecidable manual P 141 32.4453 50 0.4 92
IV.MML1.EHZ. 2023-02-21T16:15:54.93 0.3 undecidable manual P 237 36.1416 50 -0.1 73
IV.SNTG.HHE. 2023-02-21T16:15:54.36 0.1 undecidable manual P 263 33.0447 50 -0.18 96
IV.GUMA.HHZ. 2023-02-21T16:15:53.15 0.6 positive manual P 182 25.3524 110 -0.09 49
IV.EL6.EHZ. 2023-02-21T16:15:52.44 0.3 undecidable manual P 282 20.1687 115 0.17 74
Y1.T1714.EHE. 2023-02-21T16:15:52.80 0.6 undecidable manual P 11 20.9679 114 0.38 47
IV.MNTP.HNZ. 2023-02-21T16:15:52.12 0.1 undecidable manual P 150 19.7691 115 -0.08 100
IV.SAP2.EHE. 2023-02-21T16:15:52.81 0.1 undecidable manual P 169 22.0668 113 0.19 97
IV.CSP1.EHZ. 2023-02-21T16:15:52.93 0.3 undecidable manual P 207 24.9528 111 -0.22 72
IV.PF6.EHN. 2023-02-21T16:15:52.31 0.1 undecidable manual P 216 20.9679 114 -0.12 99
IV.CING.HHZ. 2023-02-21T16:15:51.51 0.6 undecidable manual P 308 15.3735 121 0.09 50
IV.TRE1.HNZ. 2023-02-21T16:15:50.92 0.3 undecidable manual S 309 3.4965 160 -0.37 73
IV.TRE1.HNZ. 2023-02-21T16:15:49.58 0.1 undecidable manual P 309 3.4965 160 -0.24 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHN. ML:1.0 0.00009655 0.92 AML other m 2023-02-21T16:15:54.52
IV.CING.HHE. ML:1.0 0.00010245 1.12 AML other m 2023-02-21T16:15:55.71
IV.GUMA.HHE. ML:1.4 0.000164 0.46 AML other m 2023-02-21T16:15:58.39
IV.CSP1.EHE. ML:1.3 0.0001086 1.5 AML other m 2023-02-21T16:16:00.87
IV.FDMO.HHN. ML:1.0 0.0000427 0.16 AML other m 2023-02-21T16:16:00.33
IV.FDMO.HHE. ML:1.1 0.00005085000000000001 0.24 AML other m 2023-02-21T16:16:00.37
IV.GUMA.HHN. ML:1.4 0.00013800000000000002 1.28 AML other m 2023-02-21T16:16:00.15
IV.MML1.EHE. ML:1.1 0.00005165 0.16 AML other m 2023-02-21T16:16:01.03
IV.MML1.EHN. ML:1.2 0.00006785000000000001 0.28 AML other m 2023-02-21T16:16:01.11
IV.MMO1.EHE. ML:1.2 0.000048 1.1 AML other m 2023-02-21T16:16:03.42
IV.CESI.HHN. ML:1.1 0.0000356 0.24 AML other m 2023-02-21T16:16:04.84
IV.MMO1.EHN. ML:1.0 0.00003475 1.06 AML other m 2023-02-21T16:16:05.23
IV.CSP1.EHN. ML:1.2 0.00010475000000000001 1.18 AML other m 2023-02-21T16:16:05.27
IV.NRCA.HHE. ML:1.4 0.0000622 0.38 AML other m 2023-02-21T16:16:08.02
IV.CESI.HHE. ML:1.0 0.0000323 0.64 AML other m 2023-02-21T16:16:08.36
IV.NRCA.HHN. ML:1.3 0.0000482 0.94 AML other m 2023-02-21T16:16:09.91
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