Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 07-03-2021 and time 04:26:42 (UTC) in region 5 km N Preci (PG)

A magnitude ML 1.5 earthquake occured in region: 5 km N Preci (PG), on

  • 07-03-2021 04:26:42 (UTC)
  • 07-03-2021 05:26:42 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9220, 13.0320 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
Preci PG 5 724 724
Visso MC 5 1107 1831
Monte Cavallo MC 8 145 1976
Sellano PG 9 1079 3055
Ussita MC 9 444 3499
Castelsantangelo sul Nera MC 10 281 3780
Pieve Torina MC 14 1458 5238
Fiordimonte MC 14 202 5440
Cerreto di Spoleto PG 15 1075 6515
Norcia PG 15 4957 11472
Pievebovigliana MC 16 866 12338
Fiastra MC 16 559 12897
Acquacanina MC 17 121 13018
Bolognola MC 18 142 13160
Muccia MC 18 915 14075
Serravalle di Chienti MC 18 1070 15145

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
51 Km NE of Terni (111501 inhabitants)
56 Km E of Perugia (166134 inhabitants)
62 Km W of Teramo (54892 inhabitants)
70 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
94 Km NE of Viterbo (67173 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 2021-03-07
04:26:42		 42.9217 13.0315 9 2021-07-12
16:55:01		 Bollettino Sismico Italiano INGV 87996831
Reviewed
Rev100 		ML 1.7 2021-03-07
04:26:41		 42.9272 13.0323 11 2021-03-07
04:36:21		 Sala Sismica INGV-Roma 87853521
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-03-07 04:26:42 ± 0.05
Latitude 42.9217 ± 0.0027
Longitude 13.0315 ± 0.0037
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 87996831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 319
Semi-minor axis of confidence ellipse (meter) 238
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 320.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 52
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) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.04227
Epicentral distance of station farthest from the epicenter (degree) 0.79410
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 38
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 87996831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-03-11 10:18:28

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 38
Type of magnitude ML
Reference to an origin 87853521
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-03-07 04:36:21
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ARVD.HHZ. 2021-03-07T04:27:02.69 0.6 undecidable manual S 354 64.3911 50 0.65 40
IV.ATLO.EHE. 2021-03-07T04:27:02.84 0.6 undecidable manual S 311 66.7776 50 0.14 45
IV.SSFR.HHZ. 2021-03-07T04:27:01.43 0.6 undecidable manual S 341 60.495 50 0.4 43
IV.MURB.HHZ. 2021-03-07T04:27:00.34 0.6 undecidable manual S 313 55.7997 50 0.56 42
IV.TERO.HHZ. 2021-03-07T04:27:00.04 0.6 undecidable manual S 125 57.1983 50 -0.1 46
IV.CESX.HHZ. 2021-03-07T04:26:58.37 0.6 undecidable manual S 226 50.2164 50 0.1 47
IV.CING.HNZ. 2021-03-07T04:26:58.76 0.6 undecidable manual S 15 52.1034 50 -0.01 48
IV.EL6.EHZ. 2021-03-07T04:26:57.02 0.6 undecidable manual S 7 45.5211 50 -0.01 48
IV.FOSV.EHZ. 2021-03-07T04:26:57.29 0.6 undecidable manual S 332 46.8198 50 -0.08 48
IV.VCEL.EHN. 2021-03-07T04:26:57.89 0.6 undecidable manual P 131 88.1451 50 0.63 38
IV.PIEI.HHZ. 2021-03-07T04:26:56.38 0.6 undecidable manual P 330 79.0653 50 0.53 40
IV.ATCC.EHZ. 2021-03-07T04:26:56.19 0.6 undecidable manual S 313 43.1235 50 -0.19 47
IV.NARO.HHZ. 2021-03-07T04:26:56.73 0.6 undecidable manual P 335 84.6486 50 0.01 45
IV.ATMI.HHZ. 2021-03-07T04:26:56.47 0.6 undecidable manual P 307 76.8675 50 0.95 34
IV.SMA1.EHZ. 2021-03-07T04:26:55.94 0.6 undecidable manual S 142 40.7259 50 0.21 47
IV.ATBU.EHZ. 2021-03-07T04:26:55.03 0.6 undecidable manual P 328 72.8715 50 0.14 45
IV.MF5.EHZ. 2021-03-07T04:26:55.04 0.6 undecidable manual S 78 35.5422 50 0.69 41
IV.MOMA.HHZ. 2021-03-07T04:26:55.83 0.6 undecidable manual S 251 39.7269 50 0.35 45
IV.ATVA.EHE. 2021-03-07T04:26:54.75 0.6 undecidable manual P 303 72.2721 50 -0.05 46
IV.FRON.EHZ. 2021-03-07T04:26:54.31 0.6 undecidable manual P 340 70.5738 50 -0.24 44
IV.SAP2.EHE. 2021-03-07T04:26:54.90 0.6 undecidable manual S 57 35.5422 50 0.53 44
IV.ATLO.EHE. 2021-03-07T04:26:53.68 0.6 undecidable manual P 311 66.7776 50 -0.28 44
IV.MTRA.EHZ. 2021-03-07T04:26:53.76 0.6 undecidable manual S 122 34.8429 50 -0.42 45
IV.ARVD.HHZ. 2021-03-07T04:26:53.50 0.6 undecidable manual P 354 64.3911 50 -0.09 46
IV.ATFO.HHZ. 2021-03-07T04:26:52.86 0.6 undecidable manual P 323 61.7937 50 -0.34 44
IV.TERO.HHZ. 2021-03-07T04:26:52.09 0.6 undecidable manual P 125 57.1983 50 -0.4 44
IV.GUMA.HHZ. 2021-03-07T04:26:52.71 0.6 undecidable manual S 58 29.1486 50 0.05 49
IV.MURB.HHZ. 2021-03-07T04:26:52.07 0.6 undecidable manual P 313 55.7997 50 -0.2 46
IV.SSFR.HHZ. 2021-03-07T04:26:52.80 0.6 undecidable manual P 341 60.495 50 -0.2 45
IV.GAVE.EHZ. 2021-03-07T04:26:51.89 0.6 undecidable manual S 204 27.8499 109 -0.32 47
IV.CESX.HHZ. 2021-03-07T04:26:51.07 0.6 undecidable manual P 226 50.2164 50 -0.33 45
IV.CING.HNZ. 2021-03-07T04:26:51.36 0.6 undecidable manual P 15 52.1034 50 -0.33 45
IV.MNTT.EHZ. 2021-03-07T04:26:51.61 0.6 undecidable manual P 71 48.3183 50 0.49 43
IV.PF6.EHN. 2021-03-07T04:26:51.48 0.6 undecidable manual S 29 27.3504 109 -0.58 44
IV.FOSV.EHZ. 2021-03-07T04:26:50.46 0.6 undecidable manual P 332 46.8198 50 -0.42 44
IV.CSP1.EHZ. 2021-03-07T04:26:50.44 0.6 undecidable manual S 37 23.5542 112 -0.37 47
IV.MMO1.EHZ. 2021-03-07T04:26:50.55 0.6 undecidable manual S 96 24.1536 111 -0.46 46
IV.EL6.EHZ. 2021-03-07T04:26:50.35 0.6 undecidable manual P 7 45.5211 50 -0.34 45
IV.MOMA.HHZ. 2021-03-07T04:26:49.63 0.3 undecidable manual P 251 39.7269 50 -0.16 71
IV.SAP2.EHE. 2021-03-07T04:26:49.60 0.6 undecidable manual P 57 35.5422 50 0.45 45
IV.SMA1.EHZ. 2021-03-07T04:26:49.67 0.6 undecidable manual P 142 40.7259 50 -0.27 46
IV.ATCC.EHZ. 2021-03-07T04:26:49.96 0.1 positive manual P 313 43.1235 50 -0.36 90
IV.MML1.HNE. 2021-03-07T04:26:49.82 0.6 undecidable manual S 347 21.867 113 -0.44 46
IV.T1299.HNN. 2021-03-07T04:26:49.47 0.6 undecidable manual P 147 37.8288 50 -0.04 49
IV.MF5.EHZ. 2021-03-07T04:26:49.22 0.1 positive manual P 78 35.5422 50 0.08 97
IV.MTRA.EHZ. 2021-03-07T04:26:48.67 0.3 undecidable manual P 122 34.8429 50 -0.38 68
IV.LNSS.HHZ. 2021-03-07T04:26:48.88 0.6 undecidable manual P 179 35.3424 50 -0.24 47
IV.GUMA.HHZ. 2021-03-07T04:26:48.08 0.1 positive manual P 58 29.1486 50 -0.09 98
IV.MC2.EHZ. 2021-03-07T04:26:47.87 0.6 undecidable manual S 95 12.876 126 0.33 48
IV.MMO1.EHZ. 2021-03-07T04:26:47.06 0.1 positive manual P 96 24.1536 111 -0.15 98
IV.PF6.EHN. 2021-03-07T04:26:47.38 0.6 undecidable manual P 29 27.3504 109 -0.44 46
IV.CESI.HNZ. 2021-03-07T04:26:47.92 0.3 undecidable manual S 312 13.875 124 0.1 75
IV.GAVE.EHZ. 2021-03-07T04:26:47.75 0.3 undecidable manual P 204 27.8499 109 -0.16 73
IV.NRCA.HNZ. 2021-03-07T04:26:47.46 0.3 undecidable manual S 145 11.877 128 0.19 74
IV.FDMO.HHZ. 2021-03-07T04:26:47.63 0.6 undecidable manual S 20 13.4754 125 -0.1 50
IV.CSP1.EHZ. 2021-03-07T04:26:46.87 0.1 positive manual P 37 23.5542 112 -0.23 96
IV.MML1.HNE. 2021-03-07T04:26:46.63 0.3 undecidable manual P 347 21.867 113 -0.15 73
IV.FEMA.HNZ. 2021-03-07T04:26:46.09 0.6 undecidable manual S 18 4.6953 153 0.43 48
IT.MTCL.HGZ. 2021-03-07T04:26:46.42 0.3 undecidable manual S 342 8.3805 138 0.03 77
IV.NRCA.HNZ. 2021-03-07T04:26:45.33 0.1 positive manual P 145 11.877 128 0.27 97
IV.FDMO.HHZ. 2021-03-07T04:26:45.36 0.3 undecidable manual P 20 13.4754 125 0.04 76
IV.MC2.EHZ. 2021-03-07T04:26:45.48 0.3 undecidable manual P 95 12.876 126 0.27 73
IV.CESI.HNZ. 2021-03-07T04:26:45.54 0.3 undecidable manual P 312 13.875 124 0.17 74
IV.FEMA.HNZ. 2021-03-07T04:26:44.53 0.1 positive manual P 18 4.6953 153 0.4 96
IT.MTCL.HGZ. 2021-03-07T04:26:44.71 0.1 positive manual P 342 8.3805 138 0.16 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FEMA.HNE. ML:2.0 0.0016378325 0.1216 AML other m 2021-03-07T04:26:46.32
IV.FEMA.HNN. ML:1.9 0.0013130755 0.16 AML other m 2021-03-07T04:26:46.48
IV.NRCA.HHN. ML:2.0 0.001232512 0.0992 AML other m 2021-03-07T04:26:47.66
IV.NRCA.HNN. ML:2.0 0.0011272442 0.0896 AML other m 2021-03-07T04:26:47.66
IV.NRCA.HHE. ML:1.9 0.0008810000000000001 0.18 AML other m 2021-03-07T04:26:47.72
IV.FDMO.HHN. ML:1.8 0.000683 0.22 AML other m 2021-03-07T04:26:47.83
IV.FDMO.HHE. ML:1.7 0.0005075193499999999 0.16 AML other m 2021-03-07T04:26:48.60
IV.NRCA.HNE. ML:1.8 0.0008204899 0.1824 AML other m 2021-03-07T04:26:47.73
IV.CSP1.EHE. ML:1.9 0.0005677210500000001 0.32 AML other m 2021-03-07T04:26:51.08
IV.CSP1.EHN. ML:1.8 0.00039937845 0.0992 AML other m 2021-03-07T04:26:52.17
IV.GAVE.EHE. ML:1.6 0.000219 0.18 AML other m 2021-03-07T04:26:52.25
IV.GUMA.HHE. ML:1.8 0.00035246940000000003 0.16 AML other m 2021-03-07T04:26:52.80
IV.GUMA.HNN. ML:1.7 0.000258889675 0.128 AML other m 2021-03-07T04:26:53.16
IV.GUMA.HHN. ML:1.7 0.0002384365 0.1792 AML other m 2021-03-07T04:26:52.90
IV.GAVE.EHN. ML:1.5 0.0001525 0.28 AML other m 2021-03-07T04:26:53.49
IV.MTRA.EHN. ML:1.5 0.00012180635 0.2176 AML other m 2021-03-07T04:26:54.55
IV.LNSS.HHN. ML:1.3 0.0000828 0.16 AML other m 2021-03-07T04:26:54.93
IV.MTRA.EHE. ML:1.3 0.000090052105 0.0992 AML other m 2021-03-07T04:26:54.72
IV.MOMA.HHN. ML:1.3 0.00006305 0.22 AML other m 2021-03-07T04:26:56.83
IV.LNSS.HHE. ML:1.2 0.0000661 1 AML other m 2021-03-07T04:26:56.34
IV.GUMA.HNE. ML:1.6 0.000225 0.6 AML other m 2021-03-07T04:26:56.86
IV.ATCC.EHN. ML:1.3 0.0000784 1.36 AML other m 2021-03-07T04:26:56.96
IV.FOSV.EHE. ML:1.2 0.0000389 0.54 AML other m 2021-03-07T04:26:57.52
IV.MOMA.HHE. ML:1.4 0.00008001805000000001 0.1792 AML other m 2021-03-07T04:26:57.26
IV.ATCC.EHE. ML:1.4 0.0000730012 0.16 AML other m 2021-03-07T04:26:57.68
IV.FOSV.EHN. ML:1.1 0.000035021495 0.1984 AML other m 2021-03-07T04:26:59.15
IV.SSFR.HHE. ML:1.5 0.00005945 0.2 AML other m 2021-03-07T04:27:04.40
IV.MURB.HHN. ML:1.5 0.000066539935 0.2208 AML other m 2021-03-07T04:27:01.33
IV.GAVE.HNE. ML:1.6 0.00021365555 0.2016 AML other m 2021-03-07T04:26:52.24
IV.GAVE.HNN. ML:1.6 0.0002154798 0.6784 AML other m 2021-03-07T04:26:53.54
IV.MTRA.HNN. ML:1.6 0.00014419635 0.208 AML other m 2021-03-07T04:26:54.71
IV.EL6.EHE. ML:1.3 0.00006717586 0.3392 AML other m 2021-03-07T04:26:57.25
IV.EL6.EHN. ML:1.5 0.00008264951499999999 0.1984 AML other m 2021-03-07T04:26:57.88
IV.CESX.HHE. ML:1.1 0.00003549464 0.3008 AML other m 2021-03-07T04:26:59.52
IV.TERO.HHN. ML:1.3 0.000038569440000000007 0.0992 AML other m 2021-03-07T04:27:00.58
IV.TERO.HHE. ML:1.1 0.000029272964999999997 0.0992 AML other m 2021-03-07T04:27:00.72
IV.ARVD.HHE. ML:0.9 0.00001680616 0.1984 AML other m 2021-03-07T04:27:03.31
IV.ARVD.HHN. ML:0.9 0.000017218085000000003 0.1984 AML other m 2021-03-07T04:27:03.04
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