Earthquake with magnitude of ML 1.3 on date 15-02-2018 and time 04:21:17 (Italy) in region 3 km S Cascia (PG)

A magnitude ML 1.3 earthquake occured in region: 3 km S Cascia (PG), on

  • 15-02-2018 03:21:17 (UTC)
  • 15-02-2018 04:21:17 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.6940, 13.0090 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.

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 3 3217 3217
Poggiodomo PG 6 117 3334
Monteleone di Spoleto PG 7 599 3933
Norcia PG 13 4957 8890
Vallo di Nera PG 15 364 9254
Scheggino PG 15 461 9715
Sant'Anatolia di Narco PG 15 564 10279
Leonessa RI 15 2435 12714
Cittareale RI 15 482 13196
Cerreto di Spoleto PG 16 1075 14271
Polino TR 18 233 14504
Accumoli RI 20 667 15171
Ferentillo TR 20 1913 17084

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Terni (111501 inhabitants)
38 Km SE of Foligno (57155 inhabitants)
50 Km NW of L'Aquila (69753 inhabitants)
57 Km W of Teramo (54892 inhabitants)
68 Km SE of Perugia (166134 inhabitants)
80 Km E of Viterbo (67173 inhabitants)
80 Km N of Guidonia Montecelio (88673 inhabitants)
83 Km N of Tivoli (56533 inhabitants)
96 Km W of Montesilvano (53738 inhabitants)
99 Km NE of Roma (2864731 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 1.3 2018-02-15
03:21:17
42.6938 13.0088 10 2018-02-15
03:32:27
Sala Sismica INGV-Roma 53906421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-02-15 03:21:17 ± 0.04
Latitude 42.6938 ± 0.0018
Longitude 13.0088 ± 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 53906421

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 199
Semi-minor axis of confidence ellipse (meter) 192
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 225
Circular confidence region, given by single value of horizontal uncertainty (meter) 200.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 71
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.46405
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 18
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 53906421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-02-15 03:32:27
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.TOLF.HHZ. 2018-02-15T03:21:50.28 3.0 undecidable manual S -0.16 0
IV.PF6.EHZ. 2018-02-15T03:21:33.86 0.3 undecidable manual S 17 51.5151 50 0.27 66
IV.CSP1.EHZ. 2018-02-15T03:21:32.64 0.3 undecidable manual S 20 46.9197 50 0.27 67
IV.TERO.HHZ. 2018-02-15T03:21:32.60 0.1 undecidable manual S 99 49.2174 50 -0.38 86
IV.T1247.HHZ. 2018-02-15T03:21:29.50 0.3 undecidable manual S 140 36.6411 50 -0.13 70
IV.MOMA.HHZ. 2018-02-15T03:21:29.97 0.1 undecidable manual S 289 37.7289 50 0.04 94
IV.CESX.HHZ. 2018-02-15T03:21:29.34 0.6 undecidable manual S 255 35.742 50 -0.04 47
IV.CESI.HHZ. 2018-02-15T03:21:29.13 0.1 undecidable manual S 346 35.5422 50 -0.2 92
IV.MTRA.EHZ. 2018-02-15T03:21:28.37 0.3 undecidable manual S 77 32.3454 50 -0.11 71
IV.MMO1.EHZ. 2018-02-15T03:21:28.95 0.1 undecidable manual S 49 34.4433 50 -0.1 94
IV.SMA1.EHZ. 2018-02-15T03:21:27.44 0.1 undecidable manual S 105 27.5502 50 0.24 92
IV.PF6.EHZ. 2018-02-15T03:21:27.11 0.6 undecidable manual P 17 51.5151 50 0.46 42
IV.MC2.EHE. 2018-02-15T03:21:27.34 0.1 undecidable manual S 31 28.2495 50 -0.04 96
IV.TERO.HHZ. 2018-02-15T03:21:26.08 0.1 undecidable manual P 99 49.2174 50 -0.21 89
IV.CSP1.EHZ. 2018-02-15T03:21:26.31 1.0 undecidable manual P 20 46.9197 50 0.37 22
IV.RM33.EHN. 2018-02-15T03:21:26.84 0.1 undecidable manual S 141 26.5512 50 -0.08 96
IV.T1299.EHZ. 2018-02-15T03:21:25.96 0.3 undecidable manual S 106 23.2545 113 0.01 73
IV.ARRO.EHE. 2018-02-15T03:21:25.60 0.3 undecidable manual S 237 23.5542 113 -0.45 67
IV.T1221.EHZ. 2018-02-15T03:21:25.63 0.1 undecidable manual S 325 22.6551 114 -0.14 95
IV.CESI.HHZ. 2018-02-15T03:21:24.14 0.1 undecidable manual P 346 35.5422 50 -0.04 95
IV.MMO1.EHZ. 2018-02-15T03:21:24.00 0.6 positive manual P 49 34.4433 50 -0.02 48
IV.T1247.HHZ. 2018-02-15T03:21:24.38 1.0 negative manual P 140 36.6411 50 0.02 24
IV.NRCA.HHZ. 2018-02-15T03:21:24.00 0.1 undecidable manual S 29 17.6712 120 -0.22 94
IV.MOMA.HHZ. 2018-02-15T03:21:24.61 0.1 undecidable manual P 289 37.7289 50 0.08 94
IV.CESX.HHZ. 2018-02-15T03:21:24.42 0.1 undecidable manual P 255 35.742 50 0.21 92
IV.MC2.EHE. 2018-02-15T03:21:23.13 0.1 undecidable manual P 31 28.2495 50 0.07 96
IV.SMA1.EHZ. 2018-02-15T03:21:23.14 0.1 positive manual P 105 27.5502 50 0.19 93
IV.MTRA.EHZ. 2018-02-15T03:21:23.59 0.1 undecidable manual P 77 32.3454 50 -0.11 94
IV.T1221.EHZ. 2018-02-15T03:21:22.10 0.6 positive manual P 325 22.6551 114 -0.03 49
IV.LNSS.HHZ. 2018-02-15T03:21:22.24 0.1 undecidable manual S 166 10.3785 134 0.06 99
IV.T1299.EHZ. 2018-02-15T03:21:22.40 0.3 positive manual P 106 23.2545 113 0.17 71
IV.ARRO.EHE. 2018-02-15T03:21:22.27 0.1 undecidable manual P 237 23.5542 113 -0.02 97
IV.RM33.EHN. 2018-02-15T03:21:22.71 0.1 undecidable manual P 141 26.5512 50 -0.09 95
OB.GAVE.EHZ. 2018-02-15T03:21:21.92 0.1 undecidable manual S 269 9.3795 137 0 100
IV.NRCA.HHZ. 2018-02-15T03:21:21.29 0.1 negative manual P 29 17.6712 120 0.05 98
OB.GAVE.EHZ. 2018-02-15T03:21:20.14 1.0 undecidable manual P 269 9.3795 137 0.23 24
IV.LNSS.HHZ. 2018-02-15T03:21:20.37 0.1 undecidable manual P 166 10.3785 134 0.31 94
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHN. ML:1.3 0.00007000000000000001 0.16 AML other m 2018-02-15T03:21:31.51
OB.GAVE.HNE. ML:1.5 0.00042187665 0.1312 AML other m 2018-02-15T03:21:22.76
OB.GAVE.EHE. ML:1.5 0.00043439110000000004 0.1216 AML other m 2018-02-15T03:21:22.77
OB.GAVE.HNN. ML:1.2 0.00022625300000000002 0.16 AML other m 2018-02-15T03:21:22.24
OB.GAVE.EHN. ML:1.7 0.0007185733000000001 0.1392 AML other m 2018-02-15T03:21:22.25
IV.LNSS.HHN. ML:1.2 0.0001896368 0.08 AML other m 2018-02-15T03:21:23.24
IV.LNSS.HHE. ML:1.4 0.0003189832 0.1808 AML other m 2018-02-15T03:21:22.66
IV.NRCA.HHN. ML:1.2 0.00012859965 0.08 AML other m 2018-02-15T03:21:24.90
IV.NRCA.HHE. ML:1.3 0.00017516874999999997 0.08 AML other m 2018-02-15T03:21:24.11
IV.NRCA.HNE. ML:1.3 0.0001703147 0.0896 AML other m 2018-02-15T03:21:24.11
IV.T1221.EHE. ML:1.0 0.00006343822500000001 0.144 AML other m 2018-02-15T03:21:25.74
IV.T1299.EHN. ML:0.9 0.000056728769999999996 0.1392 AML other m 2018-02-15T03:21:26.42
IV.T1299.EHE. ML:0.8 0.000042104854999999994 0.24 AML other m 2018-02-15T03:21:28.36
IV.SMA1.EHE. ML:1.2 0.00009194603500000001 0.3392 AML other m 2018-02-15T03:21:28.42
IV.SMA1.EHN. ML:1.2 0.00008161462499999999 0.28 AML other m 2018-02-15T03:21:28.42
IV.MTRA.HNN. ML:1.8 0.00027657094999999996 0.3904 AML other m 2018-02-15T03:21:29.96
IV.MTRA.EHE. ML:1.1 0.000058480500000000004 0.16 AML other m 2018-02-15T03:21:29.31
IV.CESX.HHN. ML:1.0 0.000033644770000000005 0.4 AML other m 2018-02-15T03:21:32.22
IV.MOMA.HHE. ML:1.3 0.00007608478 0.2 AML other m 2018-02-15T03:21:31.41
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