Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.0 on date 08-03-2023 and time 22:17:34 (Italy) in region 7 km E Castelsantangelo sul Nera (MC)

A magnitude ML 2.0 earthquake occured in region: 7 km E Castelsantangelo sul Nera (MC), on

  • 08-03-2023 21:17:34 (UTC)
  • 08-03-2023 22:17:34 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9230, 13.2350 at 8 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
Castelsantangelo sul Nera MC 7 281 281
Montemonaco AP 8 604 885
Ussita MC 8 444 1329
Bolognola MC 8 142 1471
Montefortino FM 9 1178 2649
Amandola FM 12 3629 6278
Visso MC 12 1107 7385
Montegallo AP 12 523 7908
Acquacanina MC 13 121 8029
Sarnano MC 14 3264 11293
Fiastra MC 14 559 11852
Comunanza AP 15 3166 15018
Preci PG 17 724 15742
Fiordimonte MC 17 202 15944
Arquata del Tronto AP 17 1178 17122
Gualdo MC 18 815 17937
Norcia PG 18 4957 22894
Palmiano AP 19 196 23090
Smerillo FM 20 365 23455
Pievebovigliana MC 20 866 24321
Montefalcone Appennino FM 20 424 24745

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
48 Km NW of Teramo (54892 inhabitants)
63 Km NE of Terni (111501 inhabitants)
65 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
81 Km S of Ancona (100861 inhabitants)
88 Km NW of Montesilvano (53738 inhabitants)
95 Km NW of Pescara (121014 inhabitants)
99 Km NW of Chieti (51815 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 2.0 2023-03-08
21:17:34		 42.923 13.2348 8 2024-03-01
17:18:09		 Bollettino Sismico Italiano INGV 117455891
Reviewed
Rev100 		ML 2.0 2023-03-08
21:17:34		 42.916 13.2245 8 2023-03-08
21:30:42		 Sala Sismica INGV-Roma 115122061
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-03-08 21:17:34 ± 0.04
Latitude 42.9230 ± 0.0018
Longitude 13.2348 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 117455891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 240
Semi-minor axis of confidence ellipse (meter) 142
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 61
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) 37
Number of associated phases, regardless of their use for origin computation 65
Number of defining phases 65
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.23
Epicentral distance of station closest to the epicenter (degree) 0.03507
Epicentral distance of station farthest from the epicenter (degree) 0.83637
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 39
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 117455891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-05-18 15:46:53

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 60
Type of magnitude ML
Reference to an origin 115122061
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-03-08 21:30:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NARO.HHZ. 2023-03-08T21:17:50.45 0.1 undecidable manual P 326 92.8404 50 -0.16 84
IV.RM33.EHZ. 2023-03-08T21:17:50.41 0.6 undecidable manual S 182 45.9207 50 0.51 42
IV.T0110.HHZ. 2023-03-08T21:17:50.27 0.6 undecidable manual P 150 88.7445 50 0.28 41
IV.SNTG.HHZ. 2023-03-08T21:17:49.49 0.6 undecidable manual S 327 43.8228 50 0.16 46
IV.PIEI.HHZ. 2023-03-08T21:17:49.89 0.3 undecidable manual P 320 88.4448 50 -0.05 65
IV.CAMP.HHZ. 2023-03-08T21:17:49.93 0.1 undecidable manual S 162 45.2214 50 0.23 91
IV.GAVE.EHN. 2023-03-08T21:17:48.08 0.6 undecidable manual S 227 37.7289 50 0.38 44
IV.LNSS.HHZ. 2023-03-08T21:17:48.48 0.6 undecidable manual S 204 38.9277 50 0.47 43
IV.FRON.EHZ. 2023-03-08T21:17:48.06 0.3 undecidable manual P 328 77.7666 50 -0.23 64
IV.FIAM.HHZ. 2023-03-08T21:17:47.47 0.3 undecidable manual P 188 73.2711 50 -0.14 66
IV.MURB.HHZ. 2023-03-08T21:17:47.00 0.3 undecidable manual P 303 68.7756 50 0.09 67
IV.GAG1.HNE. 2023-03-08T21:17:47.63 0.6 undecidable manual S 339 37.5291 50 0 48
IV.SSFR.HHZ. 2023-03-08T21:17:46.55 0.1 undecidable manual P 327 67.6767 50 -0.2 87
IV.SMA1.EHZ. 2023-03-08T21:17:46.68 0.1 undecidable manual S 166 33.4443 104 0.21 93
IV.ARVD.HHZ. 2023-03-08T21:17:46.48 0.1 undecidable manual P 340 68.0763 50 -0.32 85
IV.MNTT.EHZ. 2023-03-08T21:17:46.92 0.6 undecidable manual S 62 33.0447 104 0.58 42
IV.ASCOL.EHN. 2023-03-08T21:17:45.04 0.3 undecidable manual S 105 29.9478 105 -0.24 70
IV.MML1.EHZ. 2023-03-08T21:17:45.46 0.1 undecidable manual S 315 30.0477 105 0.15 95
IV.ATCC.EHZ. 2023-03-08T21:17:45.09 0.3 undecidable manual P 301 56.2992 50 0.1 68
IV.GIGS.HHZ. 2023-03-08T21:17:45.21 0.1 positive manual P 152 58.9965 50 -0.19 89
IV.CESI.HHZ. 2023-03-08T21:17:45.02 0.1 undecidable manual S 289 28.3494 106 0.29 92
IV.FOSV.EHZ. 2023-03-08T21:17:44.76 0.1 negative manual P 317 56.2992 50 -0.23 89
IV.CAMP.HHZ. 2023-03-08T21:17:43.47 0.3 undecidable manual P 162 45.2214 50 0.19 69
IV.PF6.EHN. 2023-03-08T21:17:43.04 0.6 undecidable manual S 352 24.0537 109 -0.29 46
IV.ASSB.HHZ. 2023-03-08T21:17:43.56 0.1 undecidable manual P 286 48.618 50 -0.24 90
IV.MTRA.EHZ. 2023-03-08T21:17:43.05 0.3 undecidable manual S 144 22.6551 110 0.18 71
IV.SAP2.EHZ. 2023-03-08T21:17:43.41 0.6 undecidable manual S 35 23.4543 109 0.29 47
IV.RM33.EHZ. 2023-03-08T21:17:43.23 0.3 undecidable manual P 182 45.9207 50 -0.17 69
IV.CING.HHZ. 2023-03-08T21:17:43.71 0.1 undecidable manual P 356 50.3163 50 -0.35 87
IT.MTCL.HGZ. 2023-03-08T21:17:42.54 0.6 undecidable manual S 292 20.6682 111 0.32 46
IV.MF5.EHZ. 2023-03-08T21:17:42.37 0.6 undecidable manual S 68 19.6692 113 0.48 45
IV.LNSS.HHZ. 2023-03-08T21:17:42.13 0.1 undecidable manual P 204 38.9277 50 -0.17 93
IV.SNTG.HHZ. 2023-03-08T21:17:42.62 0.3 undecidable manual P 327 43.8228 50 -0.46 65
IV.GAVE.EHN. 2023-03-08T21:17:42.26 0.1 undecidable manual P 227 37.7289 50 0.13 94
IV.MNTT.EHZ. 2023-03-08T21:17:41.85 0.1 positive manual P 62 33.0447 104 0.51 87
IV.GAG1.HNE. 2023-03-08T21:17:41.85 0.3 undecidable manual P 339 37.5291 50 -0.24 69
IV.GUMA.HNN. 2023-03-08T21:17:41.59 0.6 undecidable manual S 28 17.4714 115 0.38 46
IV.CSP1.EHE. 2023-03-08T21:17:41.70 0.3 undecidable manual S 353 18.87 113 0.05 74
IV.SMA1.EHZ. 2023-03-08T21:17:41.12 0.3 negative manual P 166 33.4443 104 -0.3 68
IV.FDMO.HHZ. 2023-03-08T21:17:41.33 0.1 undecidable manual S 316 17.3715 115 0.16 97
IV.CESI.HHZ. 2023-03-08T21:17:40.41 0.3 negative manual P 289 28.3494 106 -0.01 73
IV.FEMA.HNE. 2023-03-08T21:17:40.78 0.6 undecidable manual S 286 15.6732 117 0.15 49
IV.ASCOL.EHN. 2023-03-08T21:17:40.49 0.1 positive manual P 105 29.9478 105 -0.24 93
IV.MML1.EHZ. 2023-03-08T21:17:40.49 0.1 undecidable manual P 315 30.0477 105 -0.26 92
IV.NRCA.HHZ. 2023-03-08T21:17:40.07 0.3 undecidable manual S 225 13.9749 120 -0.05 74
IV.SAP2.EHZ. 2023-03-08T21:17:39.94 0.1 undecidable manual P 35 23.4543 109 0.45 90
IV.PF6.EHN. 2023-03-08T21:17:39.33 0.1 undecidable manual P 352 24.0537 109 -0.28 93
IT.MTCL.HGZ. 2023-03-08T21:17:39.01 0.3 undecidable manual P 292 20.6682 111 0.04 74
IV.MF5.EHZ. 2023-03-08T21:17:39.12 0.1 positive manual P 68 19.6692 113 0.35 92
IV.MTRA.EHZ. 2023-03-08T21:17:39.46 0.6 undecidable manual P 144 22.6551 110 0.12 48
IV.NRCA.HHZ. 2023-03-08T21:17:38.11 0.1 undecidable manual P 225 13.9749 120 0.36 93
IV.FDMO.HHZ. 2023-03-08T21:17:38.16 1.0 undecidable manual P 316 17.3715 115 -0.2 24
IV.MMO1.EHZ. 2023-03-08T21:17:38.27 0.3 undecidable manual S 109 7.881 136 -0.18 73
IV.FEMA.HNE. 2023-03-08T21:17:38.54 0.3 undecidable manual P 286 15.6732 117 0.49 68
IV.GUMA.HNN. 2023-03-08T21:17:38.64 0.1 undecidable manual P 28 17.4714 115 0.26 95
IV.CSP1.EHE. 2023-03-08T21:17:38.47 0.1 negative manual P 353 18.87 113 -0.17 96
IV.MC2.EHZ. 2023-03-08T21:17:37.54 0.3 undecidable manual S 251 3.8961 154 -0.11 75
7F.SIB2.EHE. 2023-03-08T21:17:37.61 0.6 undecidable manual S 122 6.5934 141 -0.55 45
7F.SIB1.EHE. 2023-03-08T21:17:37.29 0.6 undecidable manual S 138 4.2957 152 -0.41 47
7F.SIB3.EHN. 2023-03-08T21:17:37.59 0.3 undecidable manual S 152 5.994 143 -0.44 70
7F.SIB3.EHN. 2023-03-08T21:17:36.44 0.1 negative manual P 152 5.994 143 -0.11 99
IV.MC2.EHZ. 2023-03-08T21:17:36.38 1.0 undecidable manual P 251 3.8961 154 0.06 25
7F.SIB2.EHE. 2023-03-08T21:17:36.45 0.1 negative manual P 122 6.5934 141 -0.17 98
7F.SIB1.EHE. 2023-03-08T21:17:36.24 0.1 negative manual P 138 4.2957 152 -0.11 100
IV.MMO1.EHZ. 2023-03-08T21:17:36.73 0.1 negative manual P 109 7.881 136 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MMO1.EHN. ML:2.7 0.00766 0.3 AML other m 2023-03-08T21:17:38.24
IV.MMO1.EHE. ML:2.6 0.006324999999999999 0.38 AML other m 2023-03-08T21:17:38.15
IV.NRCA.HNE. ML:2.2 0.00171 0.38 AML other m 2023-03-08T21:17:41.54
IV.NRCA.HHE. ML:2.2 0.00183 0.38 AML other m 2023-03-08T21:17:41.54
IV.FDMO.HHE. ML:2.0 0.0008374999999999999 0.26 AML other m 2023-03-08T21:17:42.77
IV.NRCA.HHN. ML:2.1 0.00138 0.62 AML other m 2023-03-08T21:17:42.93
IV.NRCA.HNN. ML:2.1 0.00147 0.62 AML other m 2023-03-08T21:17:42.93
IV.FDMO.HHN. ML:1.8 0.0006205000000000001 0.88 AML other m 2023-03-08T21:17:44.12
IV.SAP2.EHE. ML:2.4 0.00175 0.44 AML other m 2023-03-08T21:17:44.34
IV.SAP2.EHN. ML:3.2 0.009535 0.12 AML other m 2023-03-08T21:17:44.18
IV.MTRA.HNE. ML:2.4 0.0015 0.64 AML other m 2023-03-08T21:17:44.31
IV.MTRA.EHE. ML:2.4 0.0017050000000000001 0.66 AML other m 2023-03-08T21:17:44.31
IV.MTRA.HNN. ML:2.3 0.0014049999999999998 0.36 AML other m 2023-03-08T21:17:44.67
IV.MTRA.EHN. ML:2.3 0.0014199999999999998 0.34 AML other m 2023-03-08T21:17:44.68
IV.CESI.HHN. ML:2.1 0.0006245000000000001 0.16 AML other m 2023-03-08T21:17:45.30
IV.MML1.EHE. ML:2.0 0.000498 0.6 AML other m 2023-03-08T21:17:46.66
IV.MML1.HNE. ML:2.0 0.000495 0.6 AML other m 2023-03-08T21:17:46.66
IV.CESI.HHE. ML:1.8 0.0003735 0.44 AML other m 2023-03-08T21:17:46.67
IV.MML1.EHN. ML:2.0 0.0005875 0.18 AML other m 2023-03-08T21:17:46.77
IV.MML1.HNN. ML:2.0 0.000592 0.18 AML other m 2023-03-08T21:17:46.77
IV.MF5.EHE. ML:1.9 0.0006185 1.52 AML other m 2023-03-08T21:17:46.99
IV.SMA1.EHN. ML:2.0 0.00038449999999999997 1.46 AML other m 2023-03-08T21:17:47.81
IV.MF5.EHN. ML:1.8 0.0005949999999999999 1.5 AML other m 2023-03-08T21:17:48.06
IV.LNSS.HHE. ML:2.2 0.0006875 0.28 AML other m 2023-03-08T21:17:48.73
IV.LNSS.HHN. ML:2.3 0.0007235000000000001 0.2 AML other m 2023-03-08T21:17:48.80
IV.MNTT.EHN. ML:2.2 0.000793 0.2 AML other m 2023-03-08T21:17:48.86
IV.CAMP.HHN. ML:1.8 0.00021100000000000003 1.66 AML other m 2023-03-08T21:17:49.03
IV.CAMP.HHE. ML:1.8 0.000188 1.02 AML other m 2023-03-08T21:17:50.17
IV.SNTG.HHE. ML:1.7 0.00014900000000000002 0.84 AML other m 2023-03-08T21:17:50.27
IV.SMA1.EHE. ML:2.0 0.00041400000000000003 1.34 AML other m 2023-03-08T21:17:50.23
IV.RM33.EHN. ML:1.8 0.0001955 0.4 AML other m 2023-03-08T21:17:51.29
IV.MNTT.EHE. ML:2.1 0.0005805000000000001 0.42 AML other m 2023-03-08T21:17:51.51
IV.SNTG.HHN. ML:1.5 0.00010735000000000001 0.44 AML other m 2023-03-08T21:17:51.30
IV.EL6.EHE. ML:2.0 0.0002985 0.86 AML other m 2023-03-08T21:17:51.44
IV.ASSB.HHN. ML:1.8 0.0001855 0.34 AML other m 2023-03-08T21:17:51.54
IV.CING.HHE. ML:1.9 0.00020899999999999998 0.12 AML other m 2023-03-08T21:17:52.20
IV.CING.HHN. ML:2.0 0.00023349999999999998 0.94 AML other m 2023-03-08T21:17:52.28
IV.RM33.EHE. ML:1.8 0.00019350000000000001 1.42 AML other m 2023-03-08T21:17:52.87
IV.EL6.EHN. ML:2.2 0.00046750000000000003 1.36 AML other m 2023-03-08T21:17:53.19
IV.FOSV.EHE. ML:1.9 0.000166 0.34 AML other m 2023-03-08T21:17:53.74
IV.FOSV.EHN. ML:1.9 0.00018449999999999999 0.84 AML other m 2023-03-08T21:17:53.42
IV.GIGS.HHN. ML:1.7 0.000115 0.22 AML other m 2023-03-08T21:17:54.02
IV.ATCC.EHE. ML:1.9 0.000188 0.64 AML other m 2023-03-08T21:17:54.16
IV.GIGS.HHE. ML:1.4 0.0000617 0.74 AML other m 2023-03-08T21:17:55.17
IV.ASSB.HHE. ML:1.8 0.00015250000000000002 0.64 AML other m 2023-03-08T21:17:55.53
IV.ATCC.EHN. ML:1.9 0.00017199999999999998 0.44 AML other m 2023-03-08T21:17:56.57
IV.ARVD.HHE. ML:1.7 0.00008575 0.2 AML other m 2023-03-08T21:17:57.59
IV.SSFR.HHE. ML:2.3 0.0003415 0.26 AML other m 2023-03-08T21:17:58.42
IV.SSFR.HHN. ML:2.2 0.0003115 0.74 AML other m 2023-03-08T21:17:58.78
IV.MURB.HHE. ML:2.2 0.0002965 1 AML other m 2023-03-08T21:17:59.84
IV.FIAM.HHN. ML:1.6 0.00006125 0.58 AML other m 2023-03-08T21:17:59.93
IV.MURB.HHN. ML:2.0 0.000178 1.78 AML other m 2023-03-08T21:17:59.06
IV.FIAM.HHE. ML:1.6 0.0000651 0.96 AML other m 2023-03-08T21:18:00.16
IV.ARVD.HHN. ML:1.7 0.00008235000000000001 0.84 AML other m 2023-03-08T21:18:00.23
IV.FRON.EHN. ML:1.7 0.0000825 1.48 AML other m 2023-03-08T21:18:01.12
IV.FRON.EHE. ML:1.7 0.0000823 0.66 AML other m 2023-03-08T21:18:02.50
IV.PIEI.HHE. ML:1.7 0.0000649 0.12 AML other m 2023-03-08T21:18:04.49
IV.T0110.HHN. ML:2.0 0.00011175 0.36 AML other m 2023-03-08T21:18:05.62
IV.T0110.HHE. ML:2.0 0.00010585 0.5 AML other m 2023-03-08T21:18:08.69
IV.PIEI.HHN. ML:1.5 0.0000414 1.32 AML other m 2023-03-08T21:18:10.29
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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