Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 26-03-2023 and time 01:07:18 (Italy) in region 2 km N Pollenza (MC)

A magnitude ML 1.7 earthquake occured in region: 2 km N Pollenza (MC), on

  • 26-03-2023 00:07:18 (UTC)
  • 26-03-2023 01:07:18 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2880, 13.3510 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.

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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 2 6618 6618
Treia MC 4 9403 16021
Macerata MC 9 42473 58494
Appignano MC 9 4213 62707
Tolentino MC 10 20069 82776
Urbisaglia MC 10 2628 85404
Montecassiano MC 11 7125 92529
Petriolo MC 12 1998 94527
Corridonia MC 14 15430 109957
Colmurano MC 14 1263 111220
Loro Piceno MC 14 2401 113621
Cingoli MC 15 10352 123973
Mogliano MC 15 4696 128669
San Severino Marche MC 15 12726 141395
Montefano MC 16 3541 144936
Ripe San Ginesio MC 16 852 145788
Belforte del Chienti MC 16 1886 147674
Filottrano AN 17 9499 157173
Serrapetrona MC 18 966 158139
Massa Fermana FM 18 963 159102
Camporotondo di Fiastrone MC 19 563 159665
Francavilla d'Ete FM 19 964 160629
Montelupone MC 19 3596 164225
Morrovalle MC 19 10195 174420
Caldarola MC 19 1823 176243
Montappone FM 19 1682 177925
San Ginesio MC 20 3498 181423

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)
78 Km SE of Pesaro (94582 inhabitants)
81 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 1.7 2023-03-26
00:07:18		 43.2877 13.3512 9 2024-03-01
17:18:04		 Bollettino Sismico Italiano INGV 116480771
Reviewed
Rev100 		ML 1.8 2023-03-26
00:07:18		 43.2835 13.3212 10 2023-03-26
00:16:07		 Sala Sismica INGV-Roma 115734681
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-26 00:07:18 ± 0.08
Latitude 43.2877 ± 0.0036
Longitude 13.3512 ± 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 116480771

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 517
Semi-minor axis of confidence ellipse (meter) 73
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 59
Circular confidence region, given by single value of horizontal uncertainty (meter) 520.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 78
Number of associated phases, regardless of their use for origin computation 66
Number of defining phases 66
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.14299
Epicentral distance of station farthest from the epicenter (degree) 0.84986
Number of stations at which the event was observed 40
Number of stations from which data was used for origin computation 40
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 72
Type of magnitude ML
Reference to an origin 115734681
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-26 00:16:07

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 65
Type of magnitude ML
Reference to an origin 116480771
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-12-27 11:12:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TERO.HHZ. 2023-03-26T00:07:43.50 0.6 undecidable manual S 164 76.5678 50 1.54 25
IV.GAVE.EHN. 2023-03-26T00:07:42.70 0.6 undecidable manual S 209 75.7686 50 0.95 34
IV.MPAG.EHZ. 2023-03-26T00:07:38.73 0.3 undecidable manual S 309 60.8946 50 0.95 53
IV.ASSB.HHZ. 2023-03-26T00:07:38.90 0.6 undecidable manual S 244 62.2932 50 0.75 38
IV.NRCA.HHZ. 2023-03-26T00:07:36.30 0.6 undecidable manual S 201 53.9016 50 0.38 44
IV.FRON.EHZ. 2023-03-26T00:07:36.90 0.6 undecidable manual S 297 56.499 50 0.29 45
IV.SSFR.HHZ. 2023-03-26T00:07:35.10 0.3 undecidable manual S 290 48.7179 50 0.56 63
7F.SIB3.EHN. 2023-03-26T00:07:34.26 0.3 undecidable manual S 188 46.2204 50 0.39 67
IV.FOSV.EHZ. 2023-03-26T00:07:34.60 0.1 undecidable manual S 271 47.619 50 0.35 90
IV.GIGS.HHZ. 2023-03-26T00:07:34.19 0.3 undecidable manual P 169 94.3389 50 -0.63 57
IV.CESI.HHZ. 2023-03-26T00:07:34.80 0.3 undecidable manual S 229 47.8188 50 0.5 65
7F.SIB2.EHE. 2023-03-26T00:07:33.68 0.3 undecidable manual S 185 44.1225 50 0.37 67
IV.MOMA.HHZ. 2023-03-26T00:07:33.10 0.3 undecidable manual P 230 83.0502 50 0.02 67
IV.MMO1.EHZ. 2023-03-26T00:07:33.50 0.3 undecidable manual S 183 43.1235 50 0.46 66
IV.RM33.EHZ. 2023-03-26T00:07:33.24 0.3 undecidable manual P 187 87.0462 50 -0.47 61
7F.SIB1.EHE. 2023-03-26T00:07:33.78 1.0 undecidable manual S 189 44.1225 50 0.49 22
IV.ARVD.HHZ. 2023-03-26T00:07:32.60 0.3 undecidable manual S 305 40.4262 50 0.28 69
IV.CAMP.HHZ. 2023-03-26T00:07:32.73 0.3 undecidable manual P 177 83.5497 50 -0.43 62
IV.ATVO.HHZ. 2023-03-26T00:07:32.14 0.3 undecidable manual P 278 76.9674 50 -0.01 68
IV.SMA1.EHZ. 2023-03-26T00:07:31.01 0.1 undecidable manual P 181 72.8715 50 -0.52 82
IV.AOI.HHZ. 2023-03-26T00:07:31.20 0.6 undecidable manual S 35 35.4423 50 0.21 47
IV.MF5.EHZ. 2023-03-26T00:07:31.40 0.3 undecidable manual S 165 34.4433 50 0.69 62
IV.GAVE.EHN. 2023-03-26T00:07:31.68 0.3 undecidable manual P 209 75.7686 50 -0.28 65
IV.TERO.HHZ. 2023-03-26T00:07:31.63 0.3 undecidable manual P 164 76.5678 50 -0.46 62
IV.NARO.HHZ. 2023-03-26T00:07:31.32 0.3 undecidable manual P 300 71.6727 50 -0.01 69
IV.MML1.EHZ. 2023-03-26T00:07:31.20 0.3 undecidable manual S 238 36.2415 50 -0.01 74
IV.PIEI.HHZ. 2023-03-26T00:07:31.19 0.3 undecidable manual P 293 71.2731 50 -0.09 68
IV.FDMO.HHZ. 2023-03-26T00:07:30.60 0.1 undecidable manual S 218 35.1426 50 -0.3 93
IV.MNTT.EHZ. 2023-03-26T00:07:30.60 1.0 undecidable manual S 142 31.9458 50 0.56 22
IV.MURB.HHZ. 2023-03-26T00:07:30.43 0.3 undecidable manual P 268 66.7776 50 -0.16 68
IV.ASSB.HHZ. 2023-03-26T00:07:29.59 0.3 undecidable manual P 244 62.2932 50 -0.3 66
IV.MPAG.EHZ. 2023-03-26T00:07:29.61 0.3 undecidable manual P 309 60.8946 50 -0.06 70
IV.MTRA.EHE. 2023-03-26T00:07:29.19 0.3 undecidable manual P 176 58.9965 50 -0.19 68
IV.FRON.EHZ. 2023-03-26T00:07:28.85 0.3 undecidable manual P 297 56.499 50 -0.15 69
IV.SENI.HNN. 2023-03-26T00:07:28.04 0.6 undecidable manual P 348 47.3193 50 0.46 44
IV.COR1.HNN. 2023-03-26T00:07:28.23 0.3 undecidable manual P 324 47.5191 50 0.62 62
IV.NRCA.HHZ. 2023-03-26T00:07:28.12 0.1 undecidable manual P 201 53.9016 50 -0.48 86
IV.GUMA.HHZ. 2023-03-26T00:07:28.30 0.3 undecidable manual S 183 24.9528 110 0.49 68
IV.CESI.HHZ. 2023-03-26T00:07:27.36 0.1 undecidable manual P 229 47.8188 50 -0.31 90
7F.SIB3.EHN. 2023-03-26T00:07:27.06 0.3 undecidable manual P 188 46.2204 50 -0.36 67
IV.CSP1.EHZ. 2023-03-26T00:07:27.80 0.3 undecidable manual S 209 24.753 110 0.07 74
IV.FOSV.EHZ. 2023-03-26T00:07:27.20 0.1 undecidable manual P 271 47.619 50 -0.43 88
IV.SSFR.HHZ. 2023-03-26T00:07:27.63 0.3 undecidable manual P 290 48.7179 50 -0.17 70
IV.MNTP.HNZ. 2023-03-26T00:07:26.60 0.1 undecidable manual S 150 19.1697 115 0.65 86
IV.MDAR.HNN. 2023-03-26T00:07:26.31 0.1 undecidable manual S 238 19.869 114 0.15 98
IV.ARVD.HHZ. 2023-03-26T00:07:26.20 0.3 undecidable manual P 305 40.4262 50 -0.32 68
7F.SIB2.EHE. 2023-03-26T00:07:26.61 0.3 undecidable manual P 185 44.1225 50 -0.49 66
IV.SAP2.EHZ. 2023-03-26T00:07:26.90 1.0 undecidable manual S 170 21.5673 113 0.21 24
IV.EL6.EHZ. 2023-03-26T00:07:26.70 0.3 undecidable manual S 283 20.6682 113 0.28 71
IV.MMO1.EHZ. 2023-03-26T00:07:26.36 0.1 undecidable manual P 183 43.1235 50 -0.57 85
7F.SIB1.EHE. 2023-03-26T00:07:26.58 0.3 undecidable manual P 189 44.1225 50 -0.5 65
IV.FDMO.HHZ. 2023-03-26T00:07:25.24 0.3 undecidable manual P 218 35.1426 50 -0.46 67
IV.MNTT.EHZ. 2023-03-26T00:07:25.33 0.3 undecidable manual P 142 31.9458 50 0.12 72
IV.AOI.HHZ. 2023-03-26T00:07:25.51 0.3 undecidable manual P 35 35.4423 50 -0.24 70
IV.MF5.EHZ. 2023-03-26T00:07:25.46 0.1 undecidable manual P 165 34.4433 50 -0.13 96
IV.MML1.EHZ. 2023-03-26T00:07:25.47 0.1 undecidable manual P 238 36.2415 50 -0.41 90
IV.PP3.EHZ. 2023-03-26T00:07:24.18 0.1 undecidable manual P 64 23.1546 111 0.61 87
IV.CING.HHZ. 2023-03-26T00:07:24.90 0.3 undecidable manual S 308 15.873 119 -0.04 76
IV.SNTG.HHE. 2023-03-26T00:07:24.95 0.3 undecidable manual P 264 33.3444 50 -0.48 67
IV.CSP1.EHZ. 2023-03-26T00:07:23.58 0.3 undecidable manual P 209 24.753 110 -0.29 71
IV.MDAR.HNN. 2023-03-26T00:07:23.22 0.6 undecidable manual P 238 19.869 114 0.25 48
IV.SAP2.EHZ. 2023-03-26T00:07:23.35 0.1 undecidable manual P 170 21.5673 113 0.08 99
IV.GUMA.HHZ. 2023-03-26T00:07:23.79 0.1 undecidable manual P 183 24.9528 110 -0.13 98
IV.EL6.EHZ. 2023-03-26T00:07:23.04 0.1 undecidable manual P 283 20.6682 113 -0.07 100
IV.MNTP.HNZ. 2023-03-26T00:07:22.91 0.1 undecidable manual P 150 19.1697 115 0.06 100
IV.CING.HHZ. 2023-03-26T00:07:22.14 0.1 undecidable manual P 308 15.873 119 -0.12 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CING.HHE. ML:1.6 0.00034747090000000004 0.24 AML other m 2023-03-26T00:07:25.31
IV.CING.HHN. ML:1.5 0.0002764605 0.06 AML other m 2023-03-26T00:07:26.13
IV.EL6.EHN. ML:1.8 0.0004407676 0.28 AML other m 2023-03-26T00:07:27.70
IV.MNTP.HNE. ML:2.2 0.0014459555000000002 0.38 AML other m 2023-03-26T00:07:27.76
IV.MNTP.HNN. ML:2.0 0.0007561166 0.16 AML other m 2023-03-26T00:07:28.02
IV.PP3.EHE. ML:1.9 0.0005862027999999999 0.4 AML other m 2023-03-26T00:07:30.28
IV.PP3.HNE. ML:1.9 0.0005488768500000001 0.4 AML other m 2023-03-26T00:07:30.09
IV.EL6.EHE. ML:1.6 0.00029765695000000004 0.3 AML other m 2023-03-26T00:07:30.30
IV.FDMO.HHE. ML:1.8 0.00026993225 0.16 AML other m 2023-03-26T00:07:30.97
IV.FDMO.HHN. ML:1.6 0.00017999999999999998 1.84 AML other m 2023-03-26T00:07:30.93
IV.AOI.HHN. ML:1.6 0.00017346244999999998 0.12 AML other m 2023-03-26T00:07:31.48
IV.MML1.HNN. ML:1.7 0.00019755285 0.19 AML other m 2023-03-26T00:07:31.73
IV.MML1.HNE. ML:1.6 0.0001447182 0.16 AML other m 2023-03-26T00:07:31.64
IV.MML1.EHE. ML:1.6 0.000143 0.34 AML other m 2023-03-26T00:07:31.89
IV.AOI.HHE. ML:1.6 0.00017403505 0.14 AML other m 2023-03-26T00:07:31.84
IV.MF5.EHE. ML:1.9 0.0003615 0.18 AML other m 2023-03-26T00:07:31.82
IV.MNTT.EHE. ML:2.3 0.0009055 0.2 AML other m 2023-03-26T00:07:31.93
IV.MML1.EHN. ML:1.7 0.00021 0.22 AML other m 2023-03-26T00:07:31.73
IV.MF5.EHN. ML:1.8 0.000252 0.12 AML other m 2023-03-26T00:07:32.02
IV.MNTT.EHN. ML:2.3 0.0009035 0.14 AML other m 2023-03-26T00:07:32.47
IV.MMO1.EHE. ML:1.6 0.000115963915 0.1 AML other m 2023-03-26T00:07:34.50
IV.ARVD.HHE. ML:1.3 0.000063520855 0.1 AML other m 2023-03-26T00:07:34.62
IV.PP3.EHN. ML:2.1 0.000808 1.26 AML other m 2023-03-26T00:07:34.77
IV.ARVD.HHN. ML:1.2 0.00005558010500000001 0.14 AML other m 2023-03-26T00:07:35.58
IV.FOSV.EHN. ML:1.2 0.000051471925 0.42 AML other m 2023-03-26T00:07:36.16
IV.SSFR.HHN. ML:2.0 0.0002625849 0.26 AML other m 2023-03-26T00:07:36.52
IV.SSFR.HNN. ML:2.1 0.0003262154 0.24 AML other m 2023-03-26T00:07:36.52
IV.MMO1.EHN. ML:1.6 0.00012174794 0.18 AML other m 2023-03-26T00:07:36.58
IV.SSFR.HHE. ML:1.8 0.00017449999999999999 0.26 AML other m 2023-03-26T00:07:36.66
IV.GUMA.HHE. ML:1.9 0.000479 1.54 AML other m 2023-03-26T00:07:36.80
IV.PP3.HNN. ML:2.0 0.0007045 0.7 AML other m 2023-03-26T00:07:37.04
IV.SSFR.HNE. ML:1.9 0.00019718795 0.28 AML other m 2023-03-26T00:07:37.38
IV.FOSV.EHE. ML:1.2 0.000041971405 0.34 AML other m 2023-03-26T00:07:38.02
IV.NRCA.HHE. ML:2.0 0.0002672682 0.12 AML other m 2023-03-26T00:07:38.41
IV.NRCA.HNE. ML:2.0 0.0002480252 0.11 AML other m 2023-03-26T00:07:38.41
IV.FRON.EHE. ML:1.4 0.000060831705 0.18 AML other m 2023-03-26T00:07:38.38
IV.MURB.HNN. ML:1.9 0.00014626755 0.67 AML other m 2023-03-26T00:07:39.34
IV.NRCA.HHN. ML:2.1 0.00026949999999999994 0.14 AML other m 2023-03-26T00:07:39.69
IV.NRCA.HNN. ML:2.0 0.00023896355 0.11 AML other m 2023-03-26T00:07:39.63
IV.MPAG.EHE. ML:1.4 0.00005223552 0.1 AML other m 2023-03-26T00:07:39.83
IV.ASSB.HHE. ML:1.6 0.00007175 0.72 AML other m 2023-03-26T00:07:40.25
IV.ASSB.HHN. ML:1.6 0.000079272895 0.14 AML other m 2023-03-26T00:07:40.36
IV.FRON.EHN. ML:1.5 0.000068317125 0.18 AML other m 2023-03-26T00:07:40.77
IV.MURB.HNE. ML:1.9 0.0001350391 0.23 AML other m 2023-03-26T00:07:41.69
IV.MPAG.EHN. ML:1.4 0.000043910000000000005 0.22 AML other m 2023-03-26T00:07:42.45
IV.SMA1.EHN. ML:1.8 0.000095551585 0.18 AML other m 2023-03-26T00:07:42.68
IV.SMA1.EHE. ML:1.6 0.00006330838 0.18 AML other m 2023-03-26T00:07:43.18
IV.NARO.HHE. ML:1.3 0.000031662910000000005 0.16 AML other m 2023-03-26T00:07:43.38
IV.PIEI.HHE. ML:1.5 0.00005624999999999999 0.2 AML other m 2023-03-26T00:07:43.84
IV.ATVO.HHN. ML:1.2 0.000025991649999999997 1.58 AML other m 2023-03-26T00:07:44.94
IV.TERO.HNE. ML:1.9 0.00011016171 0.18 AML other m 2023-03-26T00:07:44.23
IV.MURB.HHE. ML:1.9 0.00012891997999999998 0.28 AML other m 2023-03-26T00:07:44.68
IV.TERO.HHE. ML:1.6 0.000057563395 0.12 AML other m 2023-03-26T00:07:44.88
IV.PIEI.HHN. ML:1.3 0.000037 1.04 AML other m 2023-03-26T00:07:45.67
IV.TERO.HHN. ML:1.6 0.000053203255 0.2 AML other m 2023-03-26T00:07:45.87
IV.MOMA.HNN. ML:1.9 0.00010198948 0.61 AML other m 2023-03-26T00:07:46.36
IV.ATVO.HHE. ML:1.4 0.000034494995 0.32 AML other m 2023-03-26T00:07:46.63
IV.RM33.EHE. ML:1.6 0.000056590735 0.12 AML other m 2023-03-26T00:07:47.81
IV.RM33.EHN. ML:1.7 0.00006545 0.3 AML other m 2023-03-26T00:07:48.16
IV.MOMA.HHE. ML:1.5 0.000041150069999999995 0.28 AML other m 2023-03-26T00:07:48.73
IV.MURB.HHN. ML:1.6 0.00008203719000000001 0.24 AML other m 2023-03-26T00:07:49.08
IV.GIGS.HHE. ML:1.0 0.0000098534355 0.16 AML other m 2023-03-26T00:07:49.17
IV.GIGS.HHN. ML:1.0 0.00001107105 0.12 AML other m 2023-03-26T00:07:49.64
IV.PIEI.HNE. ML:1.9 0.00014165570999999998 0.78 AML other m 2023-03-26T00:07:53.43
IV.PIEI.HNN. ML:2.0 0.00014575465 1.09 AML other m 2023-03-26T00:07:56.34
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