Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 08-03-2017 and time 19:39:02 (Italy) in region 4 km E Cascia (PG)

A magnitude ML 1.7 earthquake occured in region: 4 km E Cascia (PG), on

  • 08-03-2017 18:39:02 (UTC)
  • 08-03-2017 19:39:02 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7300, 13.0660 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
Cascia PG 4 3217 3217
Norcia PG 7 4957 8174
Poggiodomo PG 11 117 8291
Monteleone di Spoleto PG 13 599 8890
Cittareale RI 15 482 9372
Accumoli RI 15 667 10039
Cerreto di Spoleto PG 16 1075 11114
Preci PG 17 724 11838
Vallo di Nera PG 17 364 12202
Sant'Anatolia di Narco PG 19 564 12766
Scheggino PG 19 461 13227
Arquata del Tronto AP 20 1178 14405
Castelsantangelo sul Nera MC 20 281 14686

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km SE of Foligno (57155 inhabitants)
39 Km E of Terni (111501 inhabitants)
50 Km NW of L'Aquila (69753 inhabitants)
53 Km W of Teramo (54892 inhabitants)
69 Km SE of Perugia (166134 inhabitants)
86 Km NE of Guidonia Montecelio (88673 inhabitants)
86 Km E of Viterbo (67173 inhabitants)
88 Km N of Tivoli (56533 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
99 Km W of Pescara (121014 inhabitants)
100 Km W 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 2017-03-08
18:39:02		 42.7297 13.0663 10 2017-03-08
18:44:30		 Sala Sismica INGV-Roma 42125471
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-03-08 18:39:02 ± 0.03
Latitude 42.7297 ± 0.0018
Longitude 13.0663 ± 0.0024
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 42125471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 230
Semi-minor axis of confidence ellipse (meter) 163
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 255
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) 64
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 32
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.12
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.38041
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 16
Magnitude information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.2
Num. used stations 17
Type of magnitude ML
Reference to an origin 42125471
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-03-08 18:44:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FAGN.HHZ. 2017-03-08T18:39:23.67 3.0 undecidable manual S -0.03 0
IV.EL6.EHZ. 2017-03-08T18:39:23.57 3.0 undecidable manual S -0.15 0
IV.T1220.EHZ. 2017-03-08T18:39:16.10 0.6 undecidable manual S 2 42.2244 50 0.12 46
IV.CSP1.EHZ. 2017-03-08T18:39:15.84 0.6 undecidable manual S 16 41.7249 50 0 47
IV.MURB.HHZ. 2017-03-08T18:39:15.24 3.0 negative manual P -0.07 0
IV.T1219.EHZ. 2017-03-08T18:39:14.29 0.6 undecidable manual S 352 36.5412 50 -0.16 46
IV.ARVD.HHZ. 2017-03-08T18:39:14.96 3.0 negative manual P -2.39 0
IV.EL6.EHZ. 2017-03-08T18:39:13.83 3.0 positive manual P -0.32 0
IV.ATCC.EHZ. 2017-03-08T18:39:13.16 3.0 positive manual P -0.08 0
IV.CESI.HHZ. 2017-03-08T18:39:13.61 0.6 undecidable manual S 337 33.2445 50 0.03 47
IV.T1256.HHZ. 2017-03-08T18:39:13.68 0.6 undecidable manual S 23 33.3444 50 0.08 47
IV.SNTG.HHZ. 2017-03-08T18:39:13.08 3.0 positive manual P 0.18 0
IV.T1211.EHZ. 2017-03-08T18:39:12.17 0.6 undecidable manual S 218 27.8499 50 0.05 47
IV.FIAM.HHZ. 2017-03-08T18:39:11.59 3.0 undecidable manual P 0.04 0
IV.RM33.EHZ. 2017-03-08T18:39:11.71 0.6 undecidable manual S 154 27.3504 50 -0.28 45
IV.T1299.EHZ. 2017-03-08T18:39:10.06 0.6 undecidable manual S 121 20.5683 116 0.11 47
IV.ASSB.HHZ. 2017-03-08T18:39:10.58 3.0 undecidable manual P -0.44 0
IV.MC2.EHZ. 2017-03-08T18:39:10.70 0.6 undecidable manual S 26 22.4553 114 0.14 47
IV.T1220.EHZ. 2017-03-08T18:39:10.05 0.6 negative manual P 2 42.2244 50 -0.03 46
IV.TERO.HHZ. 2017-03-08T18:39:10.36 3.0 negative manual P -0.3 0
IV.CSP1.EHZ. 2017-03-08T18:39:09.99 0.1 undecidable manual P 16 41.7249 50 0 93
IV.T1216.EHZ. 2017-03-08T18:39:09.33 0.6 undecidable manual S 348 18.2706 119 0.08 48
IV.T1219.EHZ. 2017-03-08T18:39:09.03 0.6 positive manual P 352 36.5412 50 -0.17 46
IV.T1215.EHZ. 2017-03-08T18:39:09.04 0.6 undecidable manual S 297 17.9709 119 -0.13 48
IV.T1256.HHZ. 2017-03-08T18:39:08.88 1.0 undecidable manual P 23 33.3444 50 0.18 23
IV.T1241.EHZ. 2017-03-08T18:39:08.64 3.0 positive manual P 0.05 0
IV.T1245.HHZ. 2017-03-08T18:39:08.60 0.6 undecidable manual S 35 17.1717 120 -0.33 46
IV.T1211.EHZ. 2017-03-08T18:39:08.02 1.0 negative manual P 218 27.8499 50 0.17 23
IV.CESI.HHZ. 2017-03-08T18:39:08.65 0.1 undecidable manual P 337 33.2445 50 -0.04 94
IV.MC2.EHZ. 2017-03-08T18:39:07.00 0.1 positive manual P 26 22.4553 114 0.05 96
IV.T1214.EHZ. 2017-03-08T18:39:07.44 0.6 undecidable manual S 74 12.0768 130 -0.03 49
IV.MMO1.EHZ. 2017-03-08T18:39:07.88 3.0 positive manual P 0.03 0
IV.SMA1.EHZ. 2017-03-08T18:39:07.33 3.0 positive manual P 0.13 0
IV.T1217.EHZ. 2017-03-08T18:39:07.25 0.6 undecidable manual S 260 11.1777 132 0.02 49
IV.RM33.EHZ. 2017-03-08T18:39:07.62 0.1 positive manual P 154 27.3504 50 -0.16 93
IV.T1245.HHZ. 2017-03-08T18:39:06.03 0.6 positive manual P 35 17.1717 120 0.02 49
IV.T1215.EHZ. 2017-03-08T18:39:06.22 0.1 undecidable manual P 297 17.9709 119 0.08 96
IV.T1216.EHZ. 2017-03-08T18:39:06.22 0.1 positive manual P 348 18.2706 119 0.03 97
IV.T1299.EHZ. 2017-03-08T18:39:06.74 0.1 undecidable manual P 121 20.5683 116 0.14 94
IV.T1218.EHZ. 2017-03-08T18:39:06.30 0.6 undecidable manual S 149 7.6812 142 -0.12 48
IV.T1214.EHZ. 2017-03-08T18:39:05.26 0.6 positive manual P 74 12.0768 130 0.1 48
IV.T1212.EHZ. 2017-03-08T18:39:05.12 0.6 undecidable manual S 324 2.997 163 -0.54 44
IV.T1217.EHZ. 2017-03-08T18:39:05.31 0.6 negative manual P 260 11.1777 132 0.29 46
IV.T1212.EHZ. 2017-03-08T18:39:04.12 0.1 undecidable manual P 324 2.997 163 0 100
IV.T1218.EHZ. 2017-03-08T18:39:04.66 0.1 positive manual P 149 7.6812 142 0.1 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ASSB.HHN. ML:1.6 0.0001115 1.84 AML other m 2017-03-08T18:39:19.92
IV.ASSB.HHE. ML:1.5 0.00009145 0.5 AML other m 2017-03-08T18:39:21.17
IV.ATCC.EHN. ML:1.6 0.00008935 0.7 AML other m 2017-03-08T18:39:22.04
IV.ATCC.EHE. ML:1.8 0.00011315 0.72 AML other m 2017-03-08T18:39:23.28
IV.CESI.HHN. ML:1.7 0.0002375 1.42 AML other m 2017-03-08T18:39:14.08
IV.CESI.HHE. ML:1.5 0.000143 0.8 AML other m 2017-03-08T18:39:14.25
IV.MURB.HHE. ML:2.2 0.0002285 0.3 AML other m 2017-03-08T18:39:27.58
IV.MURB.HHN. ML:1.9 0.0001265 0.62 AML other m 2017-03-08T18:39:28.89
IV.RM33.EHE. ML:1.4 0.00015150000000000002 1.66 AML other m 2017-03-08T18:39:13.07
IV.RM33.EHN. ML:1.6 0.000216 0.72 AML other m 2017-03-08T18:39:13.38
IV.SMA1.EHN. ML:1.7 0.00033199999999999994 0.92 AML other m 2017-03-08T18:39:13.50
IV.SMA1.EHE. ML:1.9 0.00045599999999999997 0.28 AML other m 2017-03-08T18:39:13.83
IV.SNTG.HHN. ML:1.5 0.00006475 1.58 AML other m 2017-03-08T18:39:23.17
IV.SNTG.HHE. ML:1.4 0.00005255 0.42 AML other m 2017-03-08T18:39:22.51
IV.T1214.HNN. ML:1.7 0.0005865 0.22 AML other m 2017-03-08T18:39:08.52
IV.T1214.EHE. ML:1.6 0.0005045 0.22 AML other m 2017-03-08T18:39:09.22
IV.T1214.HNE. ML:1.7 0.0005520000000000001 0.78 AML other m 2017-03-08T18:39:07.55
IV.T1214.EHN. ML:1.7 0.0005520000000000001 0.42 AML other m 2017-03-08T18:39:08.53
IV.T1215.HNE. ML:1.6 0.0003095 0.46 AML other m 2017-03-08T18:39:09.18
IV.T1215.EHE. ML:1.5 0.00028700000000000004 0.32 AML other m 2017-03-08T18:39:09.25
IV.T1215.HNN. ML:1.5 0.0002685 0.18 AML other m 2017-03-08T18:39:09.36
IV.T1215.EHN. ML:1.5 0.000253 0.16 AML other m 2017-03-08T18:39:09.28
IV.T1216.EHN. ML:2.0 0.0007635000000000001 0.4 AML other m 2017-03-08T18:39:10.21
IV.T1216.EHE. ML:1.8 0.0005325 0.68 AML other m 2017-03-08T18:39:11.87
IV.T1217.EHN. ML:1.5 0.0004055 0.24 AML other m 2017-03-08T18:39:07.53
IV.T1217.EHE. ML:1.6 0.00048699999999999997 0.3 AML other m 2017-03-08T18:39:07.49
IV.T1218.HNN. ML:2.3 0.0030949999999999997 0.2 AML other m 2017-03-08T18:39:06.44
IV.T1218.HNE. ML:2.2 0.002155 1.72 AML other m 2017-03-08T18:39:07.03
IV.T1218.EHE. ML:2.2 0.0020549999999999995 0.14 AML other m 2017-03-08T18:39:06.35
IV.T1218.EHN. ML:2.3 0.00307 0.2 AML other m 2017-03-08T18:39:06.44
IV.T1219.EHN. ML:1.6 0.000169 0.48 AML other m 2017-03-08T18:39:14.52
IV.T1219.EHE. ML:1.6 0.0001603 0.3 AML other m 2017-03-08T18:39:14.65
IV.T1220.EHE. ML:2.0 0.0002925 0.24 AML other m 2017-03-08T18:39:20.05
IV.T1220.EHN. ML:2.1 0.0003805000000000001 0.38 AML other m 2017-03-08T18:39:18.42
IV.T1245.HHE. ML:1.9 0.000718 0.32 AML other m 2017-03-08T18:39:09.32
IV.T1245.HHN. ML:2.0 0.0009935 0.32 AML other m 2017-03-08T18:39:09.14
IV.T1299.EHN. ML:1.4 0.00019250000000000002 0.28 AML other m 2017-03-08T18:39:11.46
IV.T1299.EHE. ML:1.6 0.0003 0.34 AML other m 2017-03-08T18:39:12.51
IV.TERO.HHN. ML:1.6 0.00010745000000000001 0.56 AML other m 2017-03-08T18:39:16.90
IV.TERO.HHE. ML:1.6 0.0001225 0.72 AML other m 2017-03-08T18:39:17.63
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