Earthquake with magnitude of ML 1.5 on date 28-03-2023 and time 03:00:26 (UTC) in region 3 km W Montecassiano (MC)

A magnitude ML 1.5 earthquake occured in region: 3 km W Montecassiano (MC), on

  • 28-03-2023 03:00:26 (UTC)
  • 28-03-2023 05:00:26 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.3700, 13.4000 at 37 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
Montecassiano MC 3 7125 7125
Appignano MC 4 4213 11338
Montefano MC 6 3541 14879
Filottrano AN 8 9499 24378
Macerata MC 9 42473 66851
Treia MC 10 9403 76254
Pollenza MC 12 6618 82872
Recanati MC 13 21349 104221
Montelupone MC 14 3596 107817
Osimo AN 15 34977 142794
Cingoli MC 15 10352 153146
Morrovalle MC 16 10195 163341
Santa Maria Nuova AN 16 4179 167520
Castelfidardo AN 16 18733 186253
Corridonia MC 16 15430 201683
Petriolo MC 17 1998 203681
Polverigi AN 17 4508 208189
Potenza Picena MC 18 15936 224125
Offagna AN 18 1935 226060
Staffolo AN 19 2253 228313
Loreto AN 19 12814 241127
Urbisaglia MC 19 2628 243755
Agugliano AN 20 4865 248620
Montecosaro MC 20 7113 255733

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km SW of Ancona (100861 inhabitants)
61 Km SE of Fano (60888 inhabitants)
72 Km SE of Pesaro (94582 inhabitants)
73 Km NE of Foligno (57155 inhabitants)
83 Km NW of Teramo (54892 inhabitants)
87 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
Bulletin
Rev1000
ML 1.5 2023-03-28
03:00:26
43.3695 13.4003 37 2024-03-01
17:18:09
Bollettino Sismico Italiano INGV 117492291
Reviewed
Rev100
ML 1.6 2023-03-28
03:00:26
43.377 13.4018 37 2023-03-28
03:09:16
Sala Sismica INGV-Roma 115811381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-28 03:00:26 ± 0.13
Latitude 43.3695 ± 0.0054
Longitude 13.4003 ± 0.0099
Depth (km) 37 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117492291

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 612
Semi-minor axis of confidence ellipse (meter) 505
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 287
Circular confidence region, given by single value of horizontal uncertainty (meter) 610.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 82
Number of associated phases, regardless of their use for origin computation 42
Number of defining phases 42
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.28
Epicentral distance of station closest to the epicenter (degree) 0.14929
Epicentral distance of station farthest from the epicenter (degree) 0.64571
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 23
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 20
Type of magnitude ML
Reference to an origin 117492291
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-28 10:44:18

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 115811381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-28 03:09:16
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-03-28T03:00:48.00 0.6 undecidable manual S 201 63.7917 116 0.35 44
IV.CESI.HHZ. 2023-03-28T03:00:46.38 1.0 undecidable manual S 225 56.9985 119 0.35 22
7F.SIB2.EHE. 2023-03-28T03:00:45.15 0.6 undecidable manual S 188 53.6019 120 -0.11 47
7F.SIB1.EHE. 2023-03-28T03:00:45.94 0.6 undecidable manual S 191 53.7018 120 0.67 40
IV.MMO1.EHN. 2023-03-28T03:00:44.94 0.6 undecidable manual S 187 52.503 121 -0.05 47
IV.FDMO.HHZ. 2023-03-28T03:00:43.05 0.3 undecidable manual S 215 44.8218 126 -0.22 69
IV.MML1.EHZ. 2023-03-28T03:00:43.58 1.0 undecidable manual S 231 44.8218 126 0.31 23
IV.MF5.EHZ. 2023-03-28T03:00:43.58 0.6 undecidable manual S 174 42.624 127 0.78 39
IV.SNTG.HHZ. 2023-03-28T03:00:42.63 0.3 undecidable manual S 251 39.2274 130 0.54 66
IV.ARVD.HHE. 2023-03-28T03:00:42.37 0.6 undecidable manual S 291 39.627 129 0.19 47
IV.CSP1.EHZ. 2023-03-28T03:00:41.19 0.6 undecidable manual S 207 34.6431 133 0.02 49
IV.GUMA.HHZ. 2023-03-28T03:00:41.47 0.6 undecidable manual S 189 34.4433 134 0.33 46
IV.SAP2.EHN. 2023-03-28T03:00:40.70 0.6 undecidable manual S 180 30.2475 138 0.34 46
IV.MURB.HHZ. 2023-03-28T03:00:40.66 0.3 undecidable manual P 261 71.6727 54 0.89 54
IV.MNTP.HNN. 2023-03-28T03:00:40.04 0.6 undecidable manual S 168 26.3514 142 0.36 46
IV.PF6.EHE. 2023-03-28T03:00:40.07 0.6 undecidable manual S 213 30.6471 137 -0.35 46
IV.CRTC.HNE. 2023-03-28T03:00:39.21 0.3 undecidable manual P 317 60.6948 117 0.9 54
IV.EL6.EHZ. 2023-03-28T03:00:39.42 0.6 undecidable manual S 260 24.5532 144 0.04 50
IV.PP3.HNE. 2023-03-28T03:00:39.00 0.6 undecidable manual S 87 16.872 153 0.68 41
IV.ASSB.HHZ. 2023-03-28T03:00:39.63 0.1 undecidable manual P 239 70.0743 54 0.06 92
IV.AOI.HHN. 2023-03-28T03:00:39.23 0.6 undecidable manual S 39 25.752 142 -0.36 48
IV.NRCA.HHZ. 2023-03-28T03:00:38.35 0.1 undecidable manual P 201 63.7917 116 -0.39 86
IV.CESI.HHZ. 2023-03-28T03:00:37.65 0.1 undecidable manual P 225 56.9985 119 -0.15 92
IV.CING.HHZ. 2023-03-28T03:00:37.97 0.6 undecidable manual S 272 16.5723 154 -0.31 48
IV.SSFR.HHZ. 2023-03-28T03:00:37.09 0.1 undecidable manual P 279 50.4162 122 0.17 93
IV.MMO1.EHN. 2023-03-28T03:00:37.00 0.3 undecidable manual P 187 52.503 121 -0.2 69
7F.SIB1.EHE. 2023-03-28T03:00:36.90 0.3 undecidable manual P 191 53.7018 120 -0.46 65
IV.MML1.EHZ. 2023-03-28T03:00:36.04 0.1 undecidable manual P 231 44.8218 126 -0.17 93
7F.SIB2.EHE. 2023-03-28T03:00:36.94 0.3 undecidable manual P 188 53.6019 120 -0.41 66
IV.SNTG.HHZ. 2023-03-28T03:00:35.35 0.1 undecidable manual P 251 39.2274 130 -0.18 94
IV.MF5.EHZ. 2023-03-28T03:00:35.97 0.3 undecidable manual P 174 42.624 127 0.03 72
IV.ARVD.HHE. 2023-03-28T03:00:35.60 0.1 undecidable manual P 291 39.627 129 0.02 97
IV.FDMO.HHZ. 2023-03-28T03:00:35.86 0.1 undecidable manual P 215 44.8218 126 -0.35 90
IV.PF6.EHE. 2023-03-28T03:00:34.19 0.1 undecidable manual P 213 30.6471 137 -0.37 92
IV.SAP2.EHN. 2023-03-28T03:00:34.74 0.1 undecidable manual P 180 30.2475 138 0.21 95
IV.CSP1.EHZ. 2023-03-28T03:00:34.73 0.1 undecidable manual P 207 34.6431 133 -0.27 93
IV.GUMA.HHZ. 2023-03-28T03:00:34.95 0.3 undecidable manual P 189 34.4433 134 -0.03 74
IV.MNTP.HNN. 2023-03-28T03:00:34.11 0.1 undecidable manual P 168 26.3514 142 -0.02 100
IV.AOI.HHN. 2023-03-28T03:00:33.82 0.1 undecidable manual P 39 25.752 142 -0.26 96
IV.EL6.EHZ. 2023-03-28T03:00:33.82 0.1 undecidable manual P 260 24.5532 144 -0.14 98
IV.CING.HHZ. 2023-03-28T03:00:33.12 0.1 positive manual P 272 16.5723 154 -0.2 98
IV.PP3.HNE. 2023-03-28T03:00:33.48 0.1 undecidable manual P 87 16.872 153 0.13 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHN. ML:1.4 0.00009825 0.96 AML other m 2023-03-28T03:00:38.12
IV.CING.HHE. ML:1.5 0.00011410000000000001 0.82 AML other m 2023-03-28T03:00:38.16
IV.EL6.EHN. ML:1.8 0.00020215 0.1792 AML other m 2023-03-28T03:00:39.64
IV.EL6.EHE. ML:1.7 0.00014354745000000002 0.1808 AML other m 2023-03-28T03:00:39.95
IV.CSP1.EHN. ML:1.8 0.000180166505 0.1392 AML other m 2023-03-28T03:00:41.47
IV.GUMA.HHE. ML:2.0 0.00025156865 0.2192 AML other m 2023-03-28T03:00:41.71
IV.CSP1.EHE. ML:1.9 0.00020035134 0.1408 AML other m 2023-03-28T03:00:41.77
IV.GUMA.HHN. ML:2.0 0.0002435798 0.44 AML other m 2023-03-28T03:00:42.07
IV.SNTG.HHE. ML:1.1 0.000027714035 0.5392 AML other m 2023-03-28T03:00:42.56
IV.SNTG.HHN. ML:0.9 0.000022137485 1.1616 AML other m 2023-03-28T03:00:42.96
IV.FDMO.HHE. ML:1.6 0.00008335 0.16 AML other m 2023-03-28T03:00:43.66
IV.MML1.EHN. ML:1.3 0.00003969597499999999 0.2192 AML other m 2023-03-28T03:00:43.87
IV.FDMO.HHN. ML:1.4 0.000053150000000000004 0.9 AML other m 2023-03-28T03:00:44.46
IV.MML1.EHE. ML:1.3 0.0000382674715 0.16 AML other m 2023-03-28T03:00:44.78
IV.SSFR.HHN. ML:1.7 0.00010539999999999999 0.52 AML other m 2023-03-28T03:00:45.42
IV.SSFR.HHE. ML:1.9 0.00015055 1.34 AML other m 2023-03-28T03:00:46.97
IV.CESI.HHN. ML:1.3 0.000036720219999999996 0.1408 AML other m 2023-03-28T03:00:46.63
IV.CESI.HHE. ML:1.2 0.00003224871 0.2192 AML other m 2023-03-28T03:00:46.78
IV.NRCA.HHN. ML:1.4 0.00003366479 0.92 AML other m 2023-03-28T03:00:48.48
IV.NRCA.HHE. ML:1.4 0.000036540375 0.68 AML other m 2023-03-28T03:00:48.69
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