Earthquake with magnitude of ML 1.1 on date 22-03-2017 and time 00:21:12 (Italy) in region 6 km S Monte Cavallo (MC)

A magnitude ML 1.1 earthquake occured in region: 6 km S Monte Cavallo (MC), on

  • 21-03-2017 23:21:12 (UTC)
  • 22-03-2017 00:21:12 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9380, 12.9880 at 12 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Monte Cavallo MC 6 145 145
Sellano PG 7 1079 1224
Preci PG 8 724 1948
Visso MC 8 1107 3055
Ussita MC 12 444 3499
Pieve Torina MC 13 1458 4957
Fiordimonte MC 14 202 5159
Cerreto di Spoleto PG 14 1075 6234
Castelsantangelo sul Nera MC 14 281 6515
Serravalle di Chienti MC 15 1070 7585
Pievebovigliana MC 16 866 8451
Muccia MC 17 915 9366
Fiastra MC 18 559 9925
Norcia PG 18 4957 14882
Acquacanina MC 18 121 15003

Municipalities with at least 50000 inhabitants

An earthquake occurred to
23 Km E of Foligno (57155 inhabitants)
50 Km NE of Terni (111501 inhabitants)
52 Km E of Perugia (166134 inhabitants)
66 Km W of Teramo (54892 inhabitants)
73 Km NW of L'Aquila (69753 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
92 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
Reviewed
Rev100
ML 1.1 2017-03-21
23:21:12
42.9382 12.9878 12 2017-03-21
23:29:45
Sala Sismica INGV-Roma 42759351
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-21 23:21:12 ± 0.04
Latitude 42.9382 ± 0.0018
Longitude 12.9878 ± 0.0025
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42759351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 228
Semi-minor axis of confidence ellipse (meter) 62
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 247
Circular confidence region, given by single value of horizontal uncertainty (meter) 230.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 35
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46225
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 12
Type of magnitude ML
Reference to an origin 42759351
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-21 23:29:45
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SRES.HHZ. 2017-03-21T23:21:40.20 3.0 undecidable manual S 0.21 0
IV.CPGN.EHZ. 2017-03-21T23:21:32.01 3.0 undecidable manual P 1.1 0
IV.CING.HHZ. 2017-03-21T23:21:28.90 0.1 undecidable manual S 19 51.3153 91 0.36 87
IV.MPAG.EHZ. 2017-03-21T23:21:26.26 3.0 positive manual P 0.05 0
IV.ATCC.EHZ. 2017-03-21T23:21:25.56 0.1 undecidable manual S 314 39.3273 92 0.24 91
IV.MOMA.HHZ. 2017-03-21T23:21:24.89 0.1 undecidable manual S 246 37.1295 92 0.16 92
IV.SNTG.HHZ. 2017-03-21T23:21:24.35 0.1 undecidable manual S 354 35.3424 92 0.08 95
IV.FRON.EHZ. 2017-03-21T23:21:24.17 3.0 negative manual P -0.19 0
IV.ARVD.HHZ. 2017-03-21T23:21:23.41 3.0 undecidable manual P -0.04 0
IV.TERO.HHZ. 2017-03-21T23:21:23.35 3.0 positive manual P -0.11 0
IV.T1222.EHZ. 2017-03-21T23:21:23.06 3.0 undecidable manual P -0.14 0
IV.ASSB.HHZ. 2017-03-21T23:21:22.47 0.1 undecidable manual S 294 29.1486 93 -0.13 95
IV.T1214.EHZ. 2017-03-21T23:21:21.69 0.1 undecidable manual S 138 26.751 93 -0.28 93
IV.MURB.HHZ. 2017-03-21T23:21:21.88 3.0 positive manual P 0.09 0
IV.T1217.EHZ. 2017-03-21T23:21:21.59 0.1 undecidable manual S 190 25.5522 94 -0.05 98
IV.CING.HHZ. 2017-03-21T23:21:21.57 0.1 undecidable manual P 19 51.3153 91 -0.13 91
IV.RM33.EHZ. 2017-03-21T23:21:21.73 3.0 undecidable manual P -0.05 0
IV.ARRO.EHZ. 2017-03-21T23:21:20.53 3.0 negative manual P -0.02 0
IV.T1220.EHZ. 2017-03-21T23:21:20.27 0.1 undecidable manual S 23 20.7681 96 -0.11 97
IV.EL6.EHZ. 2017-03-21T23:21:20.47 3.0 positive manual P -0.05 0
IV.T1256.HHZ. 2017-03-21T23:21:20.46 0.1 undecidable manual S 69 20.7681 96 0.09 97
IV.T1211.EHZ. 2017-03-21T23:21:20.94 3.0 negative manual P -0.03 0
IV.T1212.EHZ. 2017-03-21T23:21:20.41 0.1 undecidable manual S 167 21.1677 95 -0.09 98
IV.T1299.EHZ. 2017-03-21T23:21:20.20 3.0 positive manual P 0.01 0
IV.T1245.HHZ. 2017-03-21T23:21:19.84 0.1 undecidable manual S 119 18.5703 98 0.04 98
IV.MOMA.HHZ. 2017-03-21T23:21:19.82 0.1 undecidable manual P 246 37.1295 92 0.32 89
IV.SNTG.HHZ. 2017-03-21T23:21:19.03 0.1 undecidable manual P 354 35.3424 92 -0.21 93
IV.ATCC.EHZ. 2017-03-21T23:21:19.73 0.1 undecidable manual P 314 39.3273 92 -0.12 94
IV.T1241.EHZ. 2017-03-21T23:21:19.42 3.0 negative manual P -0.07 0
IV.MC2.EHZ. 2017-03-21T23:21:19.46 0.1 undecidable manual S 100 16.5723 101 0.19 95
IV.ASSB.HHZ. 2017-03-21T23:21:18.07 0.1 undecidable manual P 294 29.1486 93 -0.21 94
IV.T1218.EHZ. 2017-03-21T23:21:18.48 3.0 negative manual P -0.11 0
IV.T1219.EHZ. 2017-03-21T23:21:18.09 0.1 undecidable manual S 6 13.1757 112 -0.29 94
IV.GUMA.HHZ. 2017-03-21T23:21:18.80 3.0 negative manual P 0.3 0
IV.FDMO.HHE. 2017-03-21T23:21:18.30 0.1 undecidable manual S 36 13.5753 110 -0.2 96
IV.FEMA.HNZ. 2017-03-21T23:21:17.07 0.1 undecidable manual S 62 5.6943 147 0.22 98
IV.CESI.HHZ. 2017-03-21T23:21:17.68 0.1 undecidable manual S 318 9.9789 125 0.02 100
IV.T1214.EHZ. 2017-03-21T23:21:17.81 0.1 undecidable manual P 138 26.751 93 -0.1 97
IV.T1217.EHZ. 2017-03-21T23:21:17.62 0.1 undecidable manual P 190 25.5522 94 -0.1 97
IV.SEF1.HNN. 2017-03-21T23:21:17.28 0.1 undecidable manual P 352 23.3544 94 -0.11 96
IV.T1256.HHZ. 2017-03-21T23:21:16.99 0.1 undecidable manual P 69 20.7681 96 0 98
IV.T1216.EHZ. 2017-03-21T23:21:16.79 0.1 undecidable manual S 154 5.7942 146 -0.09 99
IV.MC2.EHZ. 2017-03-21T23:21:16.49 0.1 undecidable manual P 100 16.5723 101 0.14 96
IV.T1212.EHZ. 2017-03-21T23:21:16.96 0.1 undecidable manual P 167 21.1677 95 -0.1 98
IV.T1245.HHZ. 2017-03-21T23:21:16.70 0.1 undecidable manual P 119 18.5703 98 0.04 98
IV.T1220.EHZ. 2017-03-21T23:21:16.94 0.1 undecidable manual P 23 20.7681 96 -0.06 98
IV.T1219.EHZ. 2017-03-21T23:21:15.82 0.1 undecidable manual P 6 13.1757 112 -0.02 99
IV.FDMO.HHE. 2017-03-21T23:21:15.87 0.1 undecidable manual P 36 13.5753 110 -0.04 99
IV.T1216.EHZ. 2017-03-21T23:21:15.05 0.1 undecidable manual P 154 5.7942 146 0.08 100
IV.FEMA.HNZ. 2017-03-21T23:21:15.14 0.1 undecidable manual P 62 5.6943 147 0.18 98
IV.CESI.HHZ. 2017-03-21T23:21:15.52 0.1 undecidable manual P 318 9.9789 125 0.1 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ARRO.EHN. ML:1.1 0.0000329 0.22 AML other m 2017-03-21T23:21:27.61
IV.ARRO.EHE. ML:1.0 0.00003105 0.56 AML other m 2017-03-21T23:21:27.98
IV.ARVD.HHE. ML:1.0 0.00001765 0.48 AML other m 2017-03-21T23:21:32.47
IV.ARVD.HHN. ML:0.9 0.000014635 0.8 AML other m 2017-03-21T23:21:33.49
IV.ASSB.HHE. ML:1.2 0.00007205 0.2 AML other m 2017-03-21T23:21:22.85
IV.ASSB.HHN. ML:1.2 0.00006994999999999999 0.9 AML other m 2017-03-21T23:21:23.05
IV.ATCC.EHN. ML:1.1 0.000041800000000000006 0.88 AML other m 2017-03-21T23:21:26.99
IV.ATCC.EHE. ML:1.1 0.00004225 1.18 AML other m 2017-03-21T23:21:28.67
IV.GUMA.HHE. ML:1.7 0.00021050000000000002 0.18 AML other m 2017-03-21T23:21:23.96
IV.GUMA.HHN. ML:1.3 0.0000862 0.16 AML other m 2017-03-21T23:21:24.92
IV.MOMA.HHN. ML:1.2 0.0000615 0.14 AML other m 2017-03-21T23:21:25.91
IV.MOMA.HHE. ML:1.3 0.00006805 0.2 AML other m 2017-03-21T23:21:26.43
IV.MURB.HHN. ML:1.3 0.00005165 1.58 AML other m 2017-03-21T23:21:32.08
IV.MURB.HHE. ML:1.5 0.00007705 0.26 AML other m 2017-03-21T23:21:30.85
IV.SNTG.HHE. ML:1.0 0.000038 0.12 AML other m 2017-03-21T23:21:24.69
IV.SNTG.HHN. ML:1.2 0.000054449999999999995 0.86 AML other m 2017-03-21T23:21:24.48
IV.T1241.EHN. ML:1.0 0.0000351 0.24 AML other m 2017-03-21T23:21:25.23
IV.T1241.EHE. ML:1.0 0.000034750000000000004 0.94 AML other m 2017-03-21T23:21:25.56
IV.T1256.HHE. ML:1.0 0.00005855000000000001 0.82 AML other m 2017-03-21T23:21:20.53
IV.T1256.HHN. ML:1.1 0.00007805 0.76 AML other m 2017-03-21T23:21:21.71
IV.T1299.EHE. ML:0.9 0.000023350000000000002 1.22 AML other m 2017-03-21T23:21:28.77
IV.T1299.EHN. ML:0.9 0.00002605 1.14 AML other m 2017-03-21T23:21:28.21
IV.TERO.HHE. ML:1.0 0.00001902 0.46 AML other m 2017-03-21T23:21:32.84
IV.TERO.HHN. ML:1.0 0.000018849999999999997 0.38 AML other m 2017-03-21T23:21:34.65
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