Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 29-01-2023 and time 11:27:17 (UTC) in region 3 km W Bolognola (MC)

A magnitude ML 1.9 earthquake occured in region: 3 km W Bolognola (MC), on

  • 29-01-2023 11:27:17 (UTC)
  • 29-01-2023 12:27:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9820, 13.1920 at 16 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
Bolognola MC 3 142 142
Acquacanina MC 6 121 263
Ussita MC 6 444 707
Fiastra MC 7 559 1266
Visso MC 10 1107 2373
Castelsantangelo sul Nera MC 10 281 2654
Fiordimonte MC 10 202 2856
Sarnano MC 11 3264 6120
Pievebovigliana MC 13 866 6986
Montefortino FM 13 1178 8164
Pieve Torina MC 13 1458 9622
Amandola FM 13 3629 13251
Montemonaco AP 14 604 13855
Cessapalombo MC 15 512 14367
Gualdo MC 15 815 15182
Monte Cavallo MC 16 145 15327
Muccia MC 16 915 16242
Preci PG 17 724 16966
San Ginesio MC 17 3498 20464
Caldarola MC 18 1823 22287
Camporotondo di Fiastrone MC 18 563 22850
Comunanza AP 18 3166 26016
Montegallo AP 19 523 26539
Camerino MC 20 6974 33513

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km E of Foligno (57155 inhabitants)
55 Km NW of Teramo (54892 inhabitants)
65 Km NE of Terni (111501 inhabitants)
67 Km E of Perugia (166134 inhabitants)
72 Km N of L'Aquila (69753 inhabitants)
76 Km SW of Ancona (100861 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
97 Km S of Fano (60888 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 1.9 2023-01-29
11:27:17		 42.982 13.1922 16 2024-03-01
17:17:55		 Bollettino Sismico Italiano INGV 114518191
Reviewed
Rev100 		ML 2.1 2023-01-29
11:27:17		 42.981 13.1837 15 2023-01-29
11:32:06		 Sala Sismica INGV-Roma 113881121
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-01-29 11:27:17 ± 0.04
Latitude 42.9820 ± 0.0018
Longitude 13.1922 ± 0.0025
Depth (km) 16 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 114518191

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 238
Semi-minor axis of confidence ellipse (meter) 54
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 238
Circular confidence region, given by single value of horizontal uncertainty (meter) 240.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 26
Number of associated phases, regardless of their use for origin computation 71
Number of defining phases 69
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.73115
Number of stations at which the event was observed 46
Number of stations from which data was used for origin computation 44
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 42
Type of magnitude ML
Reference to an origin 114518191
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-02-17 15:04:25

ML:2.1

Field Value
Value 2.1
Uncertainty 0.4
Num. used stations 54
Type of magnitude ML
Reference to an origin 113881121
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-01-29 11:32:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PAOL.HNZ. 2023-01-29T11:27:59.73 3.0 undecidable manual Pg 7.42 0
IV.IMOL.HNZ. 2023-01-29T11:27:49.95 3.0 negative manual Pg 4 0
IV.CAMP.HHE. 2023-01-29T11:27:34.14 0.6 undecidable manual S 160 52.503 97 0.05 46
IV.ATCC.EHZ. 2023-01-29T11:27:33.81 0.3 undecidable manual S 297 50.1165 98 0.38 65
IV.FOSV.EHZ. 2023-01-29T11:27:33.51 0.3 undecidable manual S 315 49.2174 98 0.31 66
IV.LNSS.HHZ. 2023-01-29T11:27:32.17 0.3 undecidable manual S 196 43.8228 99 0.39 66
IV.MPAG.EHZ. 2023-01-29T11:27:31.28 0.6 undecidable manual P 334 79.8645 94 0.01 44
IV.SMA1.EHZ. 2023-01-29T11:27:31.19 0.3 undecidable manual S 163 40.7259 100 0.24 69
IV.CING.HHZ. 2023-01-29T11:27:31.96 0.3 undecidable manual S 0 43.623 99 0.23 68
IV.PIEI.HHZ. 2023-01-29T11:27:31.41 0.6 negative manual P 319 81.1521 94 -0.07 44
IV.FIAM.HHZ. 2023-01-29T11:27:31.08 0.1 undecidable manual P 184 79.4649 94 -0.13 86
IV.AOI.HHE. 2023-01-29T11:27:30.09 0.1 undecidable manual P 28 71.1732 95 0.15 87
IV.SNTG.HHZ. 2023-01-29T11:27:30.03 0.3 undecidable manual S 326 36.5412 102 0.18 69
IV.ASCOL.HNZ. 2023-01-29T11:27:29.70 0.6 undecidable manual S 114 35.4423 102 0.13 47
IV.ATFO.HHZ. 2023-01-29T11:27:29.27 0.3 negative manual P 311 65.8896 95 0.14 66
IV.GIGS.HHZ. 2023-01-29T11:27:28.93 0.6 undecidable manual P 152 66.378 95 -0.27 43
IV.SSFR.HHZ. 2023-01-29T11:27:28.32 1.0 positive manual P 327 60.2952 96 0.05 23
IV.MTRA.EHZ. 2023-01-29T11:27:28.12 0.3 undecidable manual S 146 30.0477 105 -0.05 72
IV.CESX.HHZ. 2023-01-29T11:27:28.69 0.6 undecidable manual P 230 64.3911 95 -0.2 44
IV.MURB.HHZ. 2023-01-29T11:27:28.77 0.6 negative manual P 300 62.3931 96 0.18 44
IV.ARVD.HHZ. 2023-01-29T11:27:28.59 0.6 positive manual P 341 60.6948 96 0.25 44
IV.ARRO.EHZ. 2023-01-29T11:27:27.93 0.1 undecidable manual P 218 56.5989 96 0.23 89
IV.MOMA.HHZ. 2023-01-29T11:27:27.56 0.3 positive manual P 249 54.3012 97 0.21 67
Y1.T1714.EHE. 2023-01-29T11:27:27.97 0.1 undecidable manual P 17 57.2982 96 0.16 90
IV.RM33.EHZ. 2023-01-29T11:27:26.86 0.1 undecidable manual P 178 52.503 97 -0.22 89
IV.MF5.EHZ. 2023-01-29T11:27:26.45 0.3 undecidable manual S 88 21.7671 114 0.37 69
IV.SAP2.EHZ. 2023-01-29T11:27:26.20 0.3 undecidable manual S 53 21.0678 115 0.28 70
IV.FOSV.EHZ. 2023-01-29T11:27:26.51 0.1 positive manual P 315 49.2174 98 -0.06 93
IV.ATCC.EHZ. 2023-01-29T11:27:26.53 0.3 undecidable manual P 297 50.1165 98 -0.18 68
IV.CAMP.HHE. 2023-01-29T11:27:26.85 0.1 undecidable manual P 160 52.503 97 -0.23 89
IV.TERO.HHZ. 2023-01-29T11:27:26.82 0.1 undecidable manual P 140 52.1034 97 -0.19 90
IV.CESI.HHZ. 2023-01-29T11:27:26.88 0.3 undecidable manual S 276 23.4543 112 0.37 69
IV.MDAR.HNZ. 2023-01-29T11:27:26.34 0.6 undecidable manual S 350 23.754 112 -0.23 47
IV.LNSS.HHZ. 2023-01-29T11:27:25.85 0.3 undecidable manual P 196 43.8228 99 0.1 70
IV.SMA1.EHZ. 2023-01-29T11:27:25.13 0.3 undecidable manual P 163 40.7259 100 -0.15 69
IV.NRCA.HNZ. 2023-01-29T11:27:25.04 0.3 undecidable manual S 201 17.6712 121 -0.08 73
IV.CING.HHZ. 2023-01-29T11:27:25.80 0.3 undecidable manual P 0 43.623 99 0.07 70
IV.SNTG.HHZ. 2023-01-29T11:27:24.43 0.3 undecidable manual P 326 36.5412 102 -0.21 69
7F.SIB3.EHZ. 2023-01-29T11:27:24.00 0.3 undecidable manual S 152 13.4754 131 -0.22 72
IV.MMO1.EHZ. 2023-01-29T11:27:24.32 0.3 undecidable manual S 130 14.2746 129 -0.06 74
IV.GUMA.HHZ. 2023-01-29T11:27:24.84 0.3 undecidable manual S 52 14.6742 128 0.38 69
IV.MNTT.EHZ. 2023-01-29T11:27:24.53 0.6 undecidable manual P 75 33.9438 103 0.28 46
IV.FEMA.HNZ. 2023-01-29T11:27:24.01 0.3 undecidable manual S 259 11.7771 136 0.12 74
IT.MTCL.HGZ. 2023-01-29T11:27:24.60 0.6 undecidable manual S 275 15.6732 126 -0.09 49
7F.SIB2.EHZ. 2023-01-29T11:27:24.06 0.3 undecidable manual S 138 13.5753 131 -0.18 72
7F.SIB1.EHZ. 2023-01-29T11:27:24.00 0.3 undecidable manual S 147 11.5773 136 0.15 73
IV.ASCOL.HNZ. 2023-01-29T11:27:24.31 0.1 undecidable manual P 114 35.4423 102 -0.17 93
IV.PF6.EHZ. 2023-01-29T11:27:24.55 0.3 undecidable manual S 1 17.2716 122 -0.49 68
IV.EL6.EHZ. 2023-01-29T11:27:24.79 0.1 undecidable manual P 349 39.2274 101 -0.26 91
IV.FDMO.HHZ. 2023-01-29T11:27:23.36 0.3 undecidable manual S 305 10.4784 140 -0.29 71
IV.MC2.EHZ. 2023-01-29T11:27:23.48 0.3 undecidable manual S 182 7.7811 149 0.23 73
IV.MTRA.EHZ. 2023-01-29T11:27:23.51 0.3 undecidable manual P 146 30.0477 105 -0.16 71
IV.CSP1.EHZ. 2023-01-29T11:27:23.68 0.1 undecidable manual S 5 12.1767 135 -0.3 95
IV.GAG1.HNZ. 2023-01-29T11:27:23.42 0.6 undecidable manual P 340 30.1476 105 -0.27 46
IV.CESI.HHZ. 2023-01-29T11:27:22.74 0.1 positive manual P 276 23.4543 112 0.03 98
IV.MDAR.HNZ. 2023-01-29T11:27:22.44 0.1 undecidable manual P 350 23.754 112 -0.31 93
IV.MF5.EHZ. 2023-01-29T11:27:22.72 0.1 undecidable manual P 88 21.7671 114 0.25 94
IV.MNTP.HNZ. 2023-01-29T11:27:22.96 0.1 undecidable manual P 52 28.3494 107 -0.46 89
IV.SAP2.EHZ. 2023-01-29T11:27:22.50 0.1 undecidable manual P 53 21.0678 115 0.13 96
IV.MC2.EHZ. 2023-01-29T11:27:21.01 0.1 undecidable manual P 182 7.7811 149 0.19 98
IV.NRCA.HNZ. 2023-01-29T11:27:21.92 0.3 undecidable manual P 201 17.6712 121 0.01 75
7F.SIB1.EHZ. 2023-01-29T11:27:21.33 0.1 undecidable manual P 147 11.5773 136 0.15 98
IV.PF6.EHZ. 2023-01-29T11:27:21.66 0.1 undecidable manual P 1 17.2716 122 -0.2 96
IV.CSP1.EHZ. 2023-01-29T11:27:21.20 0.1 negative manual P 5 12.1767 135 -0.05 100
7F.SIB3.EHZ. 2023-01-29T11:27:21.34 0.1 undecidable manual P 152 13.4754 131 -0.05 99
IV.MMO1.EHZ. 2023-01-29T11:27:21.48 0.1 undecidable manual P 130 14.2746 129 0 100
IV.GUMA.HHZ. 2023-01-29T11:27:21.69 0.1 undecidable manual P 52 14.6742 128 0.16 97
IV.FEMA.HNZ. 2023-01-29T11:27:21.27 0.3 undecidable manual P 259 11.7771 136 0.07 74
IT.MTCL.HGZ. 2023-01-29T11:27:21.58 0.1 undecidable manual P 275 15.6732 126 -0.08 98
7F.SIB2.EHZ. 2023-01-29T11:27:21.34 0.1 undecidable manual P 138 13.5753 131 -0.06 99
IV.FDMO.HHZ. 2023-01-29T11:27:20.96 0.1 undecidable manual P 305 10.4784 140 -0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:2.4 0.002145 0.3 AML other m 2023-01-29T11:27:23.43
IV.FDMO.HHN. ML:2.4 0.0024749999999999998 0.12 AML other m 2023-01-29T11:27:23.86
IV.MF5.EHE. ML:2.4 0.0013835 0.6 AML other m 2023-01-29T11:27:27.51
IV.MF5.EHN. ML:2.2 0.0009410000000000001 0.36 AML other m 2023-01-29T11:27:27.42
IV.CESI.HHE. ML:1.7 0.0003045 1.06 AML other m 2023-01-29T11:27:27.60
IV.CESI.HHN. ML:2.0 0.0005155000000000001 0.7 AML other m 2023-01-29T11:27:28.51
IV.MTRA.EHE. ML:2.1 0.000523 1.38 AML other m 2023-01-29T11:27:30.23
IV.MTRA.HNE. ML:2.1 0.0005315 0.96 AML other m 2023-01-29T11:27:30.81
IV.SNTG.HHE. ML:1.6 0.00013450000000000002 0.12 AML other m 2023-01-29T11:27:30.90
IV.SNTG.HHN. ML:1.6 0.00014700000000000002 1.76 AML other m 2023-01-29T11:27:30.09
IV.MNTT.EHN. ML:2.4 0.001108 0.28 AML other m 2023-01-29T11:27:31.21
IV.MNTT.EHE. ML:2.4 0.0009404999999999999 0.5 AML other m 2023-01-29T11:27:31.39
IV.MTRA.EHN. ML:2.0 0.00047999999999999996 0.84 AML other m 2023-01-29T11:27:31.85
IV.MTRA.HNN. ML:2.1 0.00054 0.84 AML other m 2023-01-29T11:27:31.85
IV.SMA1.EHE. ML:1.7 0.00014950000000000003 0.6 AML other m 2023-01-29T11:27:33.33
IV.LNSS.HHN. ML:1.8 0.000167 1.4 AML other m 2023-01-29T11:27:33.95
IV.CING.HHE. ML:1.6 0.0001315 0.46 AML other m 2023-01-29T11:27:33.28
IV.LNSS.HHE. ML:1.7 0.0001505 1.16 AML other m 2023-01-29T11:27:33.60
IV.SMA1.EHN. ML:1.9 0.00023050000000000002 0.88 AML other m 2023-01-29T11:27:33.25
IV.CING.HHN. ML:1.6 0.00010595 1.02 AML other m 2023-01-29T11:27:34.90
IV.FOSV.EHN. ML:1.9 0.000226 1.1 AML other m 2023-01-29T11:27:34.00
IV.TERO.HHE. ML:1.8 0.00015 0.48 AML other m 2023-01-29T11:27:34.93
IV.FOSV.EHE. ML:1.8 0.0001435 0.46 AML other m 2023-01-29T11:27:35.40
IV.ATCC.EHN. ML:1.8 0.00017199999999999998 0.42 AML other m 2023-01-29T11:27:35.69
IV.ATCC.EHE. ML:1.9 0.000217 0.32 AML other m 2023-01-29T11:27:35.57
IV.TERO.HHN. ML:1.9 0.000211 0.82 AML other m 2023-01-29T11:27:36.43
IV.RM33.EHN. ML:1.7 0.00011300000000000001 0.56 AML other m 2023-01-29T11:27:36.52
IV.MOMA.HHE. ML:1.9 0.0001885 0.2 AML other m 2023-01-29T11:27:37.01
IV.RM33.EHE. ML:1.6 0.00009434999999999999 0.38 AML other m 2023-01-29T11:27:37.27
IV.MOMA.HHN. ML:1.7 0.0001115 1.1 AML other m 2023-01-29T11:27:37.43
IV.SSFR.HHE. ML:2.3 0.0003575 0.24 AML other m 2023-01-29T11:27:37.66
IV.SSFR.HHN. ML:2.3 0.000395 0.18 AML other m 2023-01-29T11:27:37.54
IV.CESX.HHN. ML:1.7 0.0000936 0.42 AML other m 2023-01-29T11:27:38.30
IV.GIGS.HHE. ML:1.5 0.0000538 0.5 AML other m 2023-01-29T11:27:38.76
IV.GIGS.HHN. ML:1.5 0.00006120000000000001 1.64 AML other m 2023-01-29T11:27:39.84
IV.MURB.HHN. ML:2.2 0.00027800000000000004 1.62 AML other m 2023-01-29T11:27:39.12
IV.MURB.HHE. ML:2.2 0.0003145 0.48 AML other m 2023-01-29T11:27:39.71
IV.CESX.HHE. ML:1.7 0.00008795 1.5 AML other m 2023-01-29T11:27:40.02
IV.PIEI.HHN. ML:1.8 0.00008285000000000001 1.04 AML other m 2023-01-29T11:27:44.27
IV.PIEI.HHE. ML:2.0 0.0001325 0.32 AML other m 2023-01-29T11:27:45.16
IV.ATCC.HNN. ML:2.4 0.000672 1.18 AML other m 2023-01-29T11:27:47.76
IV.ATCC.HNE. ML:3.1 0.00325 1.16 AML other m 2023-01-29T11:27:47.19
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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