Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 03-09-2018 and time 10:01:22 (Italy) in region 4 km NE Cascia (PG)

A magnitude ML 1.9 earthquake occured in region: 4 km NE Cascia (PG), on

  • 03-09-2018 08:01:22 (UTC)
  • 03-09-2018 10:01:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7420, 13.0500 at 10 km depth.

The earthquake was located by: Bollettino Sismico Italiano INGV.

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 10 117 8291
Monteleone di Spoleto PG 13 599 8890
Cerreto di Spoleto PG 14 1075 9965
Preci PG 15 724 10689
Vallo di Nera PG 16 364 11053
Cittareale RI 17 482 11535
Accumoli RI 17 667 12202
Sant'Anatolia di Narco PG 17 564 12766
Scheggino PG 18 461 13227
Castelsantangelo sul Nera MC 19 281 13508
Sellano PG 19 1079 14587

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km SE of Foligno (57155 inhabitants)
39 Km NE of Terni (111501 inhabitants)
52 Km NW of L'Aquila (69753 inhabitants)
54 Km W of Teramo (54892 inhabitants)
67 Km SE of Perugia (166134 inhabitants)
85 Km E of Viterbo (67173 inhabitants)
87 Km NE of Guidonia Montecelio (88673 inhabitants)
89 Km N of Tivoli (56533 inhabitants)
94 Km W 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
Bulletin
Rev1000 		ML 1.9 2018-09-03
08:01:22		 42.7425 13.0495 10 2019-06-04
09:16:08		 Bollettino Sismico Italiano INGV 65174471
Reviewed
Rev100 		ML 2.0 2018-09-03
08:01:22		 42.7437 13.0447 10 2018-09-03
08:09:17		 Sala Sismica INGV-Roma 60524041
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-09-03 08:01:22 ± 0.05
Latitude 42.7425 ± 0.0027
Longitude 13.0495 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 65174471

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 374
Semi-minor axis of confidence ellipse (meter) 67
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 77
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 49
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 45
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.27254
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 30
Magnitudes information

ML:2.0

Field Value
Value 2.0
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 60524041
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-09-03 08:09:17

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 39
Type of magnitude ML
Reference to an origin 65174471
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-02-03 00:27:24
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.RSM2.HHZ. 2018-09-03T08:01:46.73 0.3 undecidable manual P 340 141.2475 50 0.47 57
IV.PIEI.HHZ. 2018-09-03T08:01:39.97 0.6 undecidable manual P 335 97.3248 50 0.48 41
IV.SACS.HHE. 2018-09-03T08:01:39.39 0.6 undecidable manual P 278 93.5397 50 0.49 42
IV.GUMA.HHZ. 2018-09-03T08:01:37.70 0.6 undecidable manual S 33 42.4242 50 0.74 42
IV.ARVD.HHZ. 2018-09-03T08:01:37.78 0.6 undecidable manual P 354 84.249 50 0.3 44
IV.SSFR.HHZ. 2018-09-03T08:01:36.91 0.6 undecidable manual P 344 79.9644 50 0.1 46
IV.CAMP.HHZ. 2018-09-03T08:01:35.50 0.6 undecidable manual S 128 37.2294 50 -0.07 51
IV.MURB.HHZ. 2018-09-03T08:01:35.45 0.6 undecidable manual P 324 71.7726 50 -0.1 47
IV.EL6.EHZ. 2018-09-03T08:01:34.63 0.3 undecidable manual P 4 65.1903 50 0.09 72
IV.FDMO.HHZ. 2018-09-03T08:01:34.20 0.6 undecidable manual S 5 32.745 50 -0.18 50
IV.RM33.EHZ. 2018-09-03T08:01:33.00 0.6 undecidable manual S 152 29.1486 50 -0.43 48
IV.ATCC.EHZ. 2018-09-03T08:01:33.87 0.3 undecidable manual P 326 59.2962 50 0.24 70
IV.MTRA.EHZ. 2018-09-03T08:01:33.10 0.3 undecidable manual S 87 28.3494 50 -0.09 77
IV.ARRO.EHZ. 2018-09-03T08:01:33.30 0.6 undecidable manual S 232 29.4483 50 -0.18 50
IV.CESI.HHZ. 2018-09-03T08:01:33.60 0.3 undecidable manual S 338 31.4463 50 -0.41 71
IV.MMO1.EHZ. 2018-09-03T08:01:32.80 0.6 undecidable manual S 52 28.4493 50 -0.44 48
IV.FEMA.HNE. 2018-09-03T08:01:32.10 0.6 undecidable manual S 0 24.3534 112 0.04 52
IV.SMA1.EHZ. 2018-09-03T08:01:32.90 0.6 undecidable manual S 118 26.4513 50 0.22 50
IV.FIAM.HHZ. 2018-09-03T08:01:32.76 0.6 undecidable manual P 174 52.9026 50 0.12 49
IV.SEF1.HNN. 2018-09-03T08:01:31.52 0.6 undecidable manual P 350 45.621 50 0 51
IV.TERO.HHZ. 2018-09-03T08:01:31.79 0.6 undecidable manual P 106 47.1195 50 0.04 50
IV.MF5.EHZ. 2018-09-03T08:01:31.44 0.6 undecidable manual P 51 43.0236 50 0.32 48
IV.MC2.EHZ. 2018-09-03T08:01:31.40 0.6 undecidable manual S 31 21.867 114 0.12 51
IV.MML1.HNE. 2018-09-03T08:01:31.10 0.6 undecidable manual P 351 41.625 50 0.19 49
IV.PF6.EHN. 2018-09-03T08:01:31.42 0.3 undecidable manual P 15 45.4212 50 -0.07 75
IV.T1299.HNN. 2018-09-03T08:01:31.70 0.3 undecidable manual S 122 22.4553 114 0.25 75
IV.GUMA.HHZ. 2018-09-03T08:01:31.29 0.3 undecidable manual P 33 42.4242 50 0.26 72
IV.CSP1.EHE. 2018-09-03T08:01:30.68 0.3 undecidable manual P 18 40.7259 50 -0.09 75
IV.CAMP.HHZ. 2018-09-03T08:01:30.28 0.6 undecidable manual P 128 37.2294 50 0.05 51
IV.FDMO.HHZ. 2018-09-03T08:01:29.34 0.3 undecidable manual P 5 32.745 50 -0.2 75
IV.CESI.HHZ. 2018-09-03T08:01:29.19 0.3 undecidable manual P 338 31.4463 50 -0.14 76
IV.LNSS.HHZ. 2018-09-03T08:01:29.30 0.3 undecidable manual S 183 15.4734 123 -0.02 80
IV.MTRA.EHZ. 2018-09-03T08:01:28.73 0.3 undecidable manual P 87 28.3494 50 -0.12 76
IV.ARRO.EHZ. 2018-09-03T08:01:28.62 0.6 undecidable manual P 232 29.4483 50 -0.4 48
OB.GAVE.EHZ. 2018-09-03T08:01:28.80 0.3 undecidable manual S 0.1 78
IV.SMA1.EHZ. 2018-09-03T08:01:28.67 0.3 undecidable manual P 118 26.4513 50 0.11 77
IV.RM33.EHZ. 2018-09-03T08:01:28.79 0.1 undecidable manual P 152 29.1486 50 -0.2 100
IV.FEMA.HNE. 2018-09-03T08:01:28.14 0.3 undecidable manual P 0 24.3534 112 -0.06 78
IV.MMO1.EHZ. 2018-09-03T08:01:28.66 0.3 undecidable manual P 52 28.4493 50 -0.22 75
IV.NRCA.HNZ. 2018-09-03T08:01:27.70 0.3 undecidable manual S 28 11.3775 131 -0.48 73
IV.T1299.HNN. 2018-09-03T08:01:27.98 0.3 undecidable manual P 122 22.4553 114 0.13 77
IV.MC2.EHZ. 2018-09-03T08:01:27.73 0.3 undecidable manual P 31 21.867 114 -0.02 79
IV.LNSS.HHZ. 2018-09-03T08:01:26.70 0.3 undecidable manual P 183 15.4734 123 0.08 79
OB.GAVE.EHZ. 2018-09-03T08:01:26.40 0.3 undecidable manual P 0.17 77
IV.NRCA.HNZ. 2018-09-03T08:01:25.85 0.3 undecidable manual P 28 11.3775 131 -0.11 79
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ATCC.EHN. ML:2.1 0.0002475 0.28 AML other m 2018-09-03T08:01:42.42
IV.NRCA.HHN. ML:2.2 0.0020499999999999997 0.14 AML other m 2018-09-03T08:01:28.22
IV.NRCA.HNN. ML:2.2 0.0019 0.64 AML other m 2018-09-03T08:01:28.62
IV.LNSS.HHN. ML:2.3 0.00174 0.14 AML other m 2018-09-03T08:01:30.27
IV.LNSS.HHE. ML:2.2 0.0016799999999999999 0.26 AML other m 2018-09-03T08:01:31.14
IV.RM33.EHN. ML:1.9 0.00036250000000000003 0.26 AML other m 2018-09-03T08:01:33.49
IV.RM33.HNN. ML:1.9 0.00039949999999999995 0.26 AML other m 2018-09-03T08:01:33.49
IV.MTRA.HNE. ML:2.0 0.0004919077000000001 0.3008 AML other m 2018-09-03T08:01:33.66
IV.MTRA.HNN. ML:2.1 0.0006581825000000001 0.2816 AML other m 2018-09-03T08:01:33.63
IV.CESI.HHE. ML:2.0 0.0004985 0.14 AML other m 2018-09-03T08:01:34.24
IV.CESI.HHN. ML:2.3 0.0009410000000000001 0.18 AML other m 2018-09-03T08:01:34.39
IV.FDMO.HHE. ML:2.0 0.000483 0.24 AML other m 2018-09-03T08:01:34.70
IV.RM33.EHE. ML:1.7 0.000245 1 AML other m 2018-09-03T08:01:34.66
IV.RM33.HNE. ML:1.7 0.000266 1.02 AML other m 2018-09-03T08:01:34.66
IV.SMA1.EHE. ML:2.1 0.0007915000000000001 1.6 AML other m 2018-09-03T08:01:34.17
IV.FDMO.HHN. ML:2.1 0.0005645 0.14 AML other m 2018-09-03T08:01:35.26
IV.SMA1.EHN. ML:2.1 0.0006839999999999999 0.26 AML other m 2018-09-03T08:01:35.67
IV.CAMP.HHN. ML:1.3 0.0000803 1.34 AML other m 2018-09-03T08:01:35.85
IV.ARRO.EHN. ML:1.6 0.000182 0.2 AML other m 2018-09-03T08:01:35.97
IV.CAMP.HHE. ML:1.3 0.00007815 0.84 AML other m 2018-09-03T08:01:36.21
IV.ARRO.EHE. ML:1.6 0.0001895 1.1 AML other m 2018-09-03T08:01:37.33
IV.GUMA.HHN. ML:2.1 0.0004035 0.42 AML other m 2018-09-03T08:01:39.23
IV.GUMA.HHE. ML:2.1 0.00041749999999999996 0.26 AML other m 2018-09-03T08:01:40.68
IV.TERO.HHE. ML:1.6 0.00010365000000000001 0.48 AML other m 2018-09-03T08:01:41.23
IV.ATCC.EHE. ML:1.9 0.0001555 0.32 AML other m 2018-09-03T08:01:42.62
IV.TERO.HHN. ML:1.6 0.0001085 0.4 AML other m 2018-09-03T08:01:43.03
IV.FIAM.HHN. ML:1.7 0.0001079 0.62 AML other m 2018-09-03T08:01:44.61
IV.MURB.HHE. ML:2.1 0.00020950000000000002 0.22 AML other m 2018-09-03T08:01:47.33
IV.SSFR.HHE. ML:2.1 0.000158 0.18 AML other m 2018-09-03T08:01:50.42
IV.SSFR.HHN. ML:2.0 0.000157 0.18 AML other m 2018-09-03T08:01:50.33
IV.ARVD.HHE. ML:1.6 0.000049699999999999995 0.78 AML other m 2018-09-03T08:01:50.87
IV.FIAM.HHE. ML:1.5 0.00007555000000000001 0.54 AML other m 2018-09-03T08:01:50.80
IV.MURB.HHN. ML:2.1 0.000199 0.44 AML other m 2018-09-03T08:01:51.15
IV.ARVD.HHN. ML:1.6 0.000051500000000000005 0.9 AML other m 2018-09-03T08:01:51.21
IV.EL6.EHN. ML:1.9 0.00013987825000000002 0.3392 AML other m 2018-09-03T08:01:46.43
IV.EL6.EHE. ML:1.9 0.0001531457 0.1984 AML other m 2018-09-03T08:01:46.30
IV.MURB.HNN. ML:2.1 0.00019308755 0.4416 AML other m 2018-09-03T08:01:51.37
IV.PIEI.HHN. ML:1.4 0.000025053554999999997 0.4416 AML other m 2018-09-03T08:02:01.49
IV.PIEI.HHE. ML:1.5 0.00003239785 0.16 AML other m 2018-09-03T08:01:54.66
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
Waveforms Seismic signals in miniseed + resp format Download