Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 08-03-2017 and time 21:51:02 (Italy) in region 4 km SW Fiastra (MC)

A magnitude ML 1.8 earthquake occured in region: 4 km SW Fiastra (MC), on

  • 08-03-2017 20:51:02 (UTC)
  • 08-03-2017 21:51:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0040, 13.1350 at 10 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
Fiastra MC 4 559 559
Acquacanina MC 4 121 680
Fiordimonte MC 5 202 882
Ussita MC 7 444 1326
Bolognola MC 8 142 1468
Pievebovigliana MC 8 866 2334
Pieve Torina MC 8 1458 3792
Visso MC 9 1107 4899
Monte Cavallo MC 11 145 5044
Muccia MC 11 915 5959
Castelsantangelo sul Nera MC 12 281 6240
Sarnano MC 14 3264 9504
Cessapalombo MC 16 512 10016
Camerino MC 16 6974 16990
Preci PG 16 724 17714
Serravalle di Chienti MC 17 1070 18784
Caldarola MC 17 1823 20607
Camporotondo di Fiastrone MC 18 563 21170
Gualdo MC 18 815 21985
Montefortino FM 18 1178 23163
Amandola FM 18 3629 26792
San Ginesio MC 19 3498 30290
Montemonaco AP 20 604 30894
Belforte del Chienti MC 20 1886 32780
Serrapetrona MC 20 966 33746

Municipalities with at least 50000 inhabitants

An earthquake occurred to
35 Km E of Foligno (57155 inhabitants)
60 Km NW of Teramo (54892 inhabitants)
62 Km E of Perugia (166134 inhabitants)
63 Km NE of Terni (111501 inhabitants)
75 Km SW of Ancona (100861 inhabitants)
76 Km N of L'Aquila (69753 inhabitants)
94 Km S of Fano (60888 inhabitants)
99 Km NW of Montesilvano (53738 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 1.8 2017-03-08
20:51:02		 43.0042 13.1353 10 2017-03-08
20:56:41		 Sala Sismica INGV-Roma 42129491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-08 20:51:02 ± 0.06
Latitude 43.0042 ± 0.0027
Longitude 13.1353 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 42129491

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 355
Semi-minor axis of confidence ellipse (meter) 235
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 236
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.32555
Number of stations at which the event was observed 26
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 42129491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-08 20:56:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TOLF.HHZ. 2017-03-08T20:51:43.79 3.0 undecidable manual S 1.38 0
IV.BRSN.HNZ. 2017-03-08T20:51:41.38 3.0 undecidable manual S -0.71 0
IV.MA9.HHZ. 2017-03-08T20:51:26.13 3.0 undecidable manual P 1.06 0
IV.MPAG.EHZ. 2017-03-08T20:51:16.91 3.0 undecidable manual S -1.03 0
IV.PIEI.HHZ. 2017-03-08T20:51:16.46 3.0 undecidable manual S -1.41 0
IV.EL6.EHZ. 2017-03-08T20:51:15.36 0.6 undecidable manual S 356 36.1416 50 0.32 45
IV.SNTG.HHZ. 2017-03-08T20:51:14.26 1.0 undecidable manual S 331 31.9458 50 0.34 23
IV.RM33.EHZ. 2017-03-08T20:51:13.30 3.0 undecidable manual P -0.02 0
IV.T1211.EHZ. 2017-03-08T20:51:13.69 3.0 undecidable manual P 1.16 0
IV.TERO.HHZ. 2017-03-08T20:51:12.91 3.0 negative manual P -1.08 0
IV.ATCC.EHZ. 2017-03-08T20:51:11.33 3.0 undecidable manual S 1.67 0
IV.CING.HHZ. 2017-03-08T20:51:10.67 3.0 undecidable manual S 0.05 0
IV.MMO1.EHZ. 2017-03-08T20:51:10.11 0.6 undecidable manual S 127 19.4694 116 0.03 49
IV.ASSB.HHZ. 2017-03-08T20:51:10.02 3.0 undecidable manual S -0.09 0
IV.T1216.EHZ. 2017-03-08T20:51:09.06 0.6 undecidable manual S 217 15.7731 121 0.1 49
IV.T1218.EHZ. 2017-03-08T20:51:09.80 3.0 positive manual P -0.3 0
IV.T1245.HHZ. 2017-03-08T20:51:09.63 0.6 undecidable manual S 165 16.9719 119 0.32 47
IV.EL6.EHZ. 2017-03-08T20:51:09.63 0.1 undecidable manual P 356 36.1416 50 -0.14 94
IV.T1241.EHZ. 2017-03-08T20:51:08.71 3.0 undecidable manual P -0.53 0
IV.T1212.EHZ. 2017-03-08T20:51:08.49 3.0 undecidable manual P 0.05 0
IV.SNTG.HHZ. 2017-03-08T20:51:08.99 0.1 undecidable manual P 331 31.9458 50 -0.13 95
IV.T1220.EHZ. 2017-03-08T20:51:08.56 0.6 undecidable manual S 342 12.3765 128 0.58 44
IV.T1214.EHZ. 2017-03-08T20:51:08.40 3.0 positive manual P -0.51 0
IV.GUMA.HHZ. 2017-03-08T20:51:07.12 3.0 negative manual P 1.03 0
IV.MC2.EHZ. 2017-03-08T20:51:07.78 0.6 undecidable manual S 157 11.1777 130 0.11 49
IV.T1219.EHZ. 2017-03-08T20:51:07.73 0.6 undecidable manual S 298 12.0768 128 -0.18 49
IV.CSP1.EHZ. 2017-03-08T20:51:07.70 0.6 undecidable manual S 30 11.1777 130 0.02 50
IV.T1256.HHZ. 2017-03-08T20:51:06.52 0.6 undecidable manual S 88 7.3815 142 -0.23 48
IV.T1216.EHZ. 2017-03-08T20:51:06.26 0.1 positive manual P 217 15.7731 121 -0.01 100
IV.T1245.HHZ. 2017-03-08T20:51:06.45 0.6 negative manual P 165 16.9719 119 -0.02 50
IV.MMO1.EHZ. 2017-03-08T20:51:06.88 0.1 negative manual P 127 19.4694 116 -0.03 99
IV.T1220.EHZ. 2017-03-08T20:51:05.62 0.1 undecidable manual P 342 12.3765 128 -0.08 99
IV.CSP1.EHZ. 2017-03-08T20:51:05.58 0.1 positive manual P 30 11.1777 130 0.05 100
IV.MC2.EHZ. 2017-03-08T20:51:05.48 0.1 negative manual P 157 11.1777 130 -0.04 100
IV.T1219.EHZ. 2017-03-08T20:51:05.50 0.1 undecidable manual P 298 12.0768 128 -0.15 98
IV.T1256.HHZ. 2017-03-08T20:51:04.91 0.1 positive manual P 88 7.3815 142 -0.08 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHE. ML:1.9 0.000273 0.28 AML other m 2017-03-08T20:51:16.26
IV.ASSB.HHN. ML:1.7 0.0001975 0.54 AML other m 2017-03-08T20:51:16.68
IV.ATCC.EHN. ML:1.9 0.0002185 0.5 AML other m 2017-03-08T20:51:18.67
IV.ATCC.EHE. ML:2.0 0.00033699999999999995 0.3 AML other m 2017-03-08T20:51:18.64
IV.CING.HHE. ML:1.6 0.00014015 1.3 AML other m 2017-03-08T20:51:18.13
IV.CING.HHN. ML:1.6 0.000118 1.18 AML other m 2017-03-08T20:51:18.74
IV.CSP1.EHE. ML:1.7 0.0006695 1.2 AML other m 2017-03-08T20:51:08.12
IV.CSP1.EHN. ML:2.1 0.0014750000000000002 1.08 AML other m 2017-03-08T20:51:09.34
IV.EL6.EHE. ML:1.7 0.000217 0.78 AML other m 2017-03-08T20:51:16.16
IV.EL6.EHN. ML:1.8 0.00023099999999999998 0.42 AML other m 2017-03-08T20:51:18.36
IV.GUMA.HNN. ML:2.0 0.0009725000000000001 0.42 AML other m 2017-03-08T20:51:11.62
IV.GUMA.HHN. ML:2.1 0.001017 0.58 AML other m 2017-03-08T20:51:11.62
IV.GUMA.HNE. ML:2.1 0.001024 0.42 AML other m 2017-03-08T20:51:14.35
IV.GUMA.HHE. ML:2.0 0.0009825 0.4 AML other m 2017-03-08T20:51:16.08
IV.PIEI.HHN. ML:1.4 0.00003535 1.32 AML other m 2017-03-08T20:51:30.19
IV.PIEI.HHE. ML:1.4 0.0000406 0.9 AML other m 2017-03-08T20:51:31.44
IV.T1211.EHN. ML:1.6 0.00009085 0.66 AML other m 2017-03-08T20:51:25.03
IV.T1211.EHE. ML:1.5 0.0000655 0.64 AML other m 2017-03-08T20:51:28.52
IV.T1212.EHE. ML:1.7 0.00027100000000000003 1.62 AML other m 2017-03-08T20:51:15.01
IV.T1212.EHN. ML:1.8 0.0003145 0.64 AML other m 2017-03-08T20:51:15.42
IV.T1214.EHE. ML:1.6 0.00022399999999999997 1.6 AML other m 2017-03-08T20:51:13.00
IV.T1214.EHN. ML:1.7 0.00023799999999999998 1.24 AML other m 2017-03-08T20:51:13.35
IV.T1216.EHE. ML:2.1 0.0011949999999999999 0.24 AML other m 2017-03-08T20:51:09.55
IV.T1216.EHN. ML:2.0 0.001057 0.7 AML other m 2017-03-08T20:51:10.44
IV.T1218.HNE. ML:1.6 0.00014800000000000002 0.4 AML other m 2017-03-08T20:51:18.75
IV.T1218.HNN. ML:1.6 0.0001635 1.42 AML other m 2017-03-08T20:51:20.20
IV.T1219.EHE. ML:1.7 0.0005835 0.8 AML other m 2017-03-08T20:51:09.18
IV.T1219.HNE. ML:1.7 0.0005914999999999999 0.8 AML other m 2017-03-08T20:51:09.18
IV.T1219.EHN. ML:1.9 0.0008874999999999999 0.26 AML other m 2017-03-08T20:51:08.00
IV.T1219.HNN. ML:1.9 0.0009310000000000001 1.72 AML other m 2017-03-08T20:51:08.13
IV.T1220.EHN. ML:2.5 0.0036599999999999996 0.2 AML other m 2017-03-08T20:51:09.72
IV.T1220.EHE. ML:2.4 0.0029699999999999996 1.44 AML other m 2017-03-08T20:51:11.91
IV.T1241.EHN. ML:1.4 0.0001395 1.18 AML other m 2017-03-08T20:51:15.29
IV.T1241.EHE. ML:1.5 0.0001665 1.48 AML other m 2017-03-08T20:51:15.06
IV.T1245.HNE. ML:2.1 0.0010400000000000001 1.8 AML other m 2017-03-08T20:51:10.00
IV.T1245.HHN. ML:2.0 0.0008575 1.34 AML other m 2017-03-08T20:51:10.24
IV.T1245.HHE. ML:2.0 0.0009795000000000001 0.26 AML other m 2017-03-08T20:51:11.00
IV.T1245.HNN. ML:2.0 0.000879 0.64 AML other m 2017-03-08T20:51:12.32
IV.T1256.HNN. ML:1.9 0.00123 0.5 AML other m 2017-03-08T20:51:06.59
IV.T1256.HHN. ML:1.9 0.001185 0.44 AML other m 2017-03-08T20:51:07.59
IV.T1256.HHE. ML:1.9 0.001395 0.52 AML other m 2017-03-08T20:51:07.48
IV.T1256.HNE. ML:2.0 0.0014515 0.82 AML other m 2017-03-08T20:51:07.48
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