Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 07-03-2017 and time 02:08:26 (Italy) in region 6 km E Castelsantangelo sul Nera (MC)

A magnitude ML 1.7 earthquake occured in region: 6 km E Castelsantangelo sul Nera (MC), on

  • 07-03-2017 01:08:26 (UTC)
  • 07-03-2017 02:08:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9030, 13.2240 at 6 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.

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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 6 281 281
Ussita MC 8 444 725
Montemonaco AP 9 604 1329
Bolognola MC 10 142 1471
Montefortino FM 11 1178 2649
Montegallo AP 11 523 3172
Visso MC 11 1107 4279
Amandola FM 14 3629 7908
Acquacanina MC 15 121 8029
Preci PG 15 724 8753
Arquata del Tronto AP 16 1178 9931
Fiastra MC 16 559 10490
Sarnano MC 16 3264 13754
Norcia PG 16 4957 18711
Comunanza AP 17 3166 21877
Fiordimonte MC 19 202 22079
Palmiano AP 19 196 22275

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km E of Foligno (57155 inhabitants)
48 Km NW of Teramo (54892 inhabitants)
61 Km NE of Terni (111501 inhabitants)
63 Km N of L'Aquila (69753 inhabitants)
72 Km E of Perugia (166134 inhabitants)
83 Km SW of Ancona (100861 inhabitants)
87 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
Reviewed
Rev100 		ML 1.7 2017-03-07
01:08:26		 42.9033 13.2237 7 2017-03-07
01:17:07		 Sala Sismica INGV-Roma 42064501
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-07 01:08:26 ± 0.12
Latitude 42.9033 ± 0.0036
Longitude 13.2237 ± 0.0049
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42064501

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 480
Semi-minor axis of confidence ellipse (meter) 52
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 222
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 19
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) 0.74554
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 14
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 42064501
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-07 01:17:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PALZ.HHZ. 2017-03-07T01:09:54.85 3.0 undecidable manual Sg 5.39 0
IV.OVO.HHZ. 2017-03-07T01:09:40.73 3.0 undecidable manual Sg 3.84 0
IV.MNTV.HNZ. 2017-03-07T01:09:36.98 3.0 undecidable manual Sn 0.67 0
IV.PIGN.HHZ. 2017-03-07T01:09:01.04 3.0 undecidable manual Pg 3.32 0
IV.MOCO.HHZ. 2017-03-07T01:08:59.36 3.0 undecidable manual Pn -1.2 0
IV.T1215.EHZ. 2017-03-07T01:08:37.63 0.1 undecidable manual S 249 30.9468 102 -0.1 95
IV.T1211.EHZ. 2017-03-07T01:08:37.65 3.0 undecidable manual P 1.31 0
IV.SMA1.EHZ. 2017-03-07T01:08:37.79 0.1 undecidable manual S 163 31.6461 102 -0.15 94
IV.T1218.EHZ. 2017-03-07T01:08:36.78 0.1 undecidable manual S 199 27.3504 103 0.28 92
IV.ASSB.HHZ. 2017-03-07T01:08:35.72 3.0 undecidable manual S -1.45 0
IV.OFFI.HHZ. 2017-03-07T01:08:34.91 3.0 undecidable manual S -4.61 0
IV.CAMP.HHZ. 2017-03-07T01:08:34.81 3.0 positive manual P -1.16 0
IV.T1212.EHZ. 2017-03-07T01:08:34.90 0.1 undecidable manual S 221 22.2555 106 0.11 96
IV.T1299.EHZ. 2017-03-07T01:08:33.00 0.3 positive manual P 171 30.2475 102 0.06 72
IV.T1217.EHZ. 2017-03-07T01:08:33.37 0.6 undecidable manual P 228 31.8459 101 0.11 47
IV.SMA1.EHZ. 2017-03-07T01:08:32.95 0.1 negative manual P 163 31.6461 102 -0.26 91
IV.T1218.EHZ. 2017-03-07T01:08:32.34 0.6 negative manual P 199 27.3504 103 -0.03 48
IV.T1215.EHZ. 2017-03-07T01:08:32.82 0.1 undecidable manual P 249 30.9468 102 -0.27 91
IV.T1212.EHZ. 2017-03-07T01:08:31.42 0.3 negative manual P 221 22.2555 106 0.03 73
IV.T1219.EHZ. 2017-03-07T01:08:31.92 0.6 undecidable manual P 314 24.5532 105 0.09 48
IV.T1214.EHZ. 2017-03-07T01:08:30.37 0.6 negative manual P 184 15.9729 112 0.17 48
IV.T1216.EHZ. 2017-03-07T01:08:30.39 1.0 undecidable manual P 265 16.6722 111 0.06 24
IV.T1241.EHZ. 2017-03-07T01:08:30.88 1.0 positive manual P 107 17.6712 110 0.37 23
IV.T1256.HHZ. 2017-03-07T01:08:29.81 1.0 undecidable manual S -0.05 0.56
IV.T1245.HNZ. 2017-03-07T01:08:29.61 0.1 undecidable manual S 209 5.994 138 -0.19 97
IV.T1245.HNZ. 2017-03-07T01:08:28.64 0.1 negative manual P 209 5.994 138 0.14 98
IV.COR1.EHZ. 2017-03-07T01:08:28.55 0.6 undecidable manual P 82.7505 -9.99 0
IV.MC2.EHZ. 2017-03-07T01:08:28.23 0.1 undecidable manual P 288 2.997 156 0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.OVO.HHE. ML:4.0 0.0017000000000000001 1.58 AML other m 2017-03-07T01:09:32.97
IV.OVO.HHN. ML:4.1 0.00235 0.52 AML other m 2017-03-07T01:09:44.52
IV.SMA1.EHE. ML:1.5 0.0001555 0.58 AML other m 2017-03-07T01:08:43.42
IV.SMA1.EHN. ML:1.6 0.00020850000000000003 0.82 AML other m 2017-03-07T01:08:38.41
IV.T1212.HNN. ML:1.7 0.00031800000000000003 1.46 AML other m 2017-03-07T01:08:37.03
IV.T1212.EHE. ML:1.6 0.00026250000000000004 0.68 AML other m 2017-03-07T01:08:38.46
IV.T1212.HNE. ML:1.6 0.0002925 0.66 AML other m 2017-03-07T01:08:38.46
IV.T1212.EHN. ML:1.7 0.0003555 0.52 AML other m 2017-03-07T01:08:37.76
IV.T1214.HNN. ML:1.6 0.00045 0.14 AML other m 2017-03-07T01:08:35.84
IV.T1214.EHN. ML:1.6 0.00044999999999999993 0.16 AML other m 2017-03-07T01:08:35.84
IV.T1214.EHE. ML:1.6 0.0004235 0.66 AML other m 2017-03-07T01:08:35.39
IV.T1214.HNE. ML:1.6 0.0004415 0.52 AML other m 2017-03-07T01:08:35.58
IV.T1216.EHE. ML:2.2 0.0016200000000000001 0.3 AML other m 2017-03-07T01:08:33.39
IV.T1216.EHN. ML:1.9 0.000838 0.88 AML other m 2017-03-07T01:08:34.75
IV.T1218.EHE. ML:1.5 0.00017135 0.92 AML other m 2017-03-07T01:08:37.69
IV.T1218.EHN. ML:1.6 0.00023449999999999998 1.28 AML other m 2017-03-07T01:08:37.96
IV.T1241.EHN. ML:1.5 0.0002895 0.76 AML other m 2017-03-07T01:08:34.26
IV.T1241.EHE. ML:1.6 0.0003745 0.3 AML other m 2017-03-07T01:08:36.41
IV.T1256.HHE. ML:1.7 0.0007145000000000001 0.28 AML other m 2017-03-07T01:08:33.81
IV.T1256.HHN. ML:1.6 0.0005785 1.44 AML other m 2017-03-07T01:08:33.26
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