Earthquake with magnitude of ML 1.2 on date 22-02-2023 and time 13:57:27 (UTC) in region 4 km E Treia (MC)

A magnitude ML 1.2 earthquake occured in region: 4 km E Treia (MC), on

  • 22-02-2023 13:57:27 (UTC)
  • 22-02-2023 14:57:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3040, 13.3600 at 10 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
Treia MC 4 9403 9403
Pollenza MC 4 6618 16021
Appignano MC 7 4213 20234
Macerata MC 8 42473 62707
Montecassiano MC 9 7125 69832
Urbisaglia MC 12 2628 72460
Tolentino MC 12 20069 92529
Petriolo MC 13 1998 94527
Corridonia MC 14 15430 109957
Montefano MC 14 3541 113498
Cingoli MC 14 10352 123850
Filottrano AN 15 9499 133349
Colmurano MC 15 1263 134612
Loro Piceno MC 16 2401 137013
Mogliano MC 16 4696 141709
San Severino Marche MC 17 12726 154435
Montelupone MC 17 3596 158031
Ripe San Ginesio MC 18 852 158883
Morrovalle MC 18 10195 169078
Belforte del Chienti MC 18 1886 170964
Recanati MC 19 21349 192313
Francavilla d'Ete FM 19 964 193277
Massa Fermana FM 19 963 194240
Serrapetrona MC 20 966 195206

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SW of Ancona (100861 inhabitants)
66 Km NE of Foligno (57155 inhabitants)
66 Km SE of Fano (60888 inhabitants)
77 Km SE of Pesaro (94582 inhabitants)
77 Km NW of Teramo (54892 inhabitants)
82 Km E of Perugia (166134 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 2023-02-22
13:57:27
43.3035 13.3602 10 2023-02-22
14:04:23
Sala Sismica INGV-Roma 114700551
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-02-22 13:57:27 ± 0.19
Latitude 43.3035 ± 0.0090
Longitude 13.3602 ± 0.0124
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 114700551

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1352
Semi-minor axis of confidence ellipse (meter) 536
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 45
Circular confidence region, given by single value of horizontal uncertainty (meter) 1350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 211
Number of associated phases, regardless of their use for origin computation 31
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.44606
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 22
Type of magnitude ML
Reference to an origin 114700551
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-02-22 14:04:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2023-02-22T13:57:59.49 3.0 negative manual P 4.21 0
IV.TERO.HHZ. 2023-02-22T13:57:52.02 3.0 undecidable manual S -0.56 0
IV.CRE.HHZ. 2023-02-22T13:57:50.60 3.0 negative manual P 1.93 0
IV.ASSB.HHZ. 2023-02-22T13:57:47.76 3.0 undecidable manual S 0.27 0
IV.SENI.HNZ. 2023-02-22T13:57:46.05 3.0 undecidable manual S 0.68 0
IV.NRCA.HHZ. 2023-02-22T13:57:45.43 3.0 undecidable manual S 0.35 0
IV.SSFR.HHZ. 2023-02-22T13:57:44.08 3.0 undecidable manual S -0.2 0
IV.CESI.HHZ. 2023-02-22T13:57:43.46 0.3 undecidable manual S 228 49.5171 50 0.54 64
IV.SENI.EHZ. 2023-02-22T13:57:40.00 3.0 undecidable manual P 2.37 0
IV.FDMO.HHZ. 2023-02-22T13:57:39.28 0.1 undecidable manual S 217 36.9297 50 -0.28 93
IV.MML1.EHZ. 2023-02-22T13:57:39.94 0.3 undecidable manual S 236 37.8288 50 0.15 71
IV.SNTG.HHZ. 2023-02-22T13:57:38.88 0.3 undecidable manual S 261 34.3434 50 0.02 74
IV.CSP1.EHZ. 2023-02-22T13:57:36.63 0.3 undecidable manual S 208 26.6511 50 -0.18 72
IV.CESI.HHZ. 2023-02-22T13:57:36.17 0.6 positive manual P 228 49.5171 50 -0.05 47
IV.NRCA.HHZ. 2023-02-22T13:57:36.91 3.0 undecidable manual P -0.56 0
IV.MMO1.EHZ. 2023-02-22T13:57:35.38 3.0 positive manual P -0.35 0
IV.MNTP.HNZ. 2023-02-22T13:57:35.48 0.1 undecidable manual S 154 20.4684 117 0.49 91
IV.EL6.EHZ. 2023-02-22T13:57:35.42 0.3 undecidable manual S 278 21.0678 116 0.24 72
IV.MC2.EHZ. 2023-02-22T13:57:35.33 3.0 undecidable manual P -0.34 0
IV.MML1.EHZ. 2023-02-22T13:57:34.42 0.1 undecidable manual P 236 37.8288 50 0.01 98
IV.ARVD.HHZ. 2023-02-22T13:57:34.96 0.1 undecidable manual P 303 40.0266 50 0.21 94
IV.SNTG.HHZ. 2023-02-22T13:57:33.71 0.1 undecidable manual P 261 34.3434 50 -0.16 95
IV.CING.HHZ. 2023-02-22T13:57:33.89 0.1 undecidable manual S 301 15.4734 123 0.38 94
IV.FDMO.HHZ. 2023-02-22T13:57:33.94 0.6 negative manual P 217 36.9297 50 -0.33 46
IV.GUMA.HHZ. 2023-02-22T13:57:32.60 0.3 negative manual P 184 26.751 50 -0.11 73
IV.CSP1.EHZ. 2023-02-22T13:57:32.35 0.1 undecidable manual P 208 26.6511 50 -0.33 93
IV.MNTP.HNZ. 2023-02-22T13:57:31.83 0.1 undecidable manual P 154 20.4684 117 0.19 97
IV.EL6.EHZ. 2023-02-22T13:57:31.80 0.1 undecidable manual P 278 21.0678 116 0.05 100
IV.TRE1.HNZ. 2023-02-22T13:57:30.15 0.1 undecidable manual S 283 3.8961 159 -0.72 86
IV.CING.HHZ. 2023-02-22T13:57:30.89 0.1 undecidable manual P 301 15.4734 123 0.11 100
IV.TRE1.HNZ. 2023-02-22T13:57:29.01 0.1 undecidable manual P 283 3.8961 159 -0.25 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHN. ML:1.1 0.0001076 0.78 AML other m 2023-02-22T13:57:34.14
IV.CING.HHE. ML:1.0 0.00009029999999999999 1.18 AML other m 2023-02-22T13:57:36.79
IV.CSP1.EHN. ML:1.3 0.00010725000000000002 0.42 AML other m 2023-02-22T13:57:36.81
IV.SNTG.HHN. ML:1.0 0.000043950000000000004 0.52 AML other m 2023-02-22T13:57:39.25
IV.CSP1.EHE. ML:1.3 0.0001152 0.5 AML other m 2023-02-22T13:57:39.34
IV.SNTG.HHE. ML:0.9 0.0000324 0.42 AML other m 2023-02-22T13:57:39.14
IV.FDMO.HHN. ML:1.0 0.000039349999999999994 0.38 AML other m 2023-02-22T13:57:39.89
IV.FDMO.HHE. ML:1.3 0.00007185 0.8 AML other m 2023-02-22T13:57:39.59
IV.MML1.EHN. ML:1.3 0.0000687 0.58 AML other m 2023-02-22T13:57:40.35
IV.MML1.EHE. ML:1.2 0.00006725000000000001 0.26 AML other m 2023-02-22T13:57:40.48
IV.GUMA.HHE. ML:1.5 0.00016299999999999998 1.34 AML other m 2023-02-22T13:57:41.70
IV.MMO1.EHN. ML:1.2 0.00004815 0.08 AML other m 2023-02-22T13:57:42.64
IV.MMO1.EHE. ML:1.2 0.0000427 0.5 AML other m 2023-02-22T13:57:43.22
IV.CESI.HHE. ML:1.1 0.00003145 0.44 AML other m 2023-02-22T13:57:43.71
IV.GUMA.HHN. ML:1.3 0.00011499999999999999 1.02 AML other m 2023-02-22T13:57:44.81
IV.CESI.HHN. ML:1.1 0.00003715 1.1 AML other m 2023-02-22T13:57:44.59
IV.SSFR.HHN. ML:1.3 0.00005135 0.72 AML other m 2023-02-22T13:57:45.20
IV.NRCA.HHE. ML:1.4 0.00006245 0.14 AML other m 2023-02-22T13:57:47.59
IV.NRCA.HHN. ML:1.4 0.0000605 0.08 AML other m 2023-02-22T13:57:47.61
IV.ASSB.HHE. ML:1.1 0.000027 0.88 AML other m 2023-02-22T13:57:48.08
IV.ASSB.HHN. ML:1.3 0.0000334 0.36 AML other m 2023-02-22T13:57:48.15
IV.SSFR.HHE. ML:1.4 0.0000584 0.24 AML other m 2023-02-22T13:57:48.37
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