Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 11-05-2018 and time 22:48:52 (Italy) in region 7 km E Monteleone di Spoleto (PG)

A magnitude ML 2.1 earthquake occured in region: 7 km E Monteleone di Spoleto (PG), on

  • 11-05-2018 20:48:52 (UTC)
  • 11-05-2018 22:48:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6380, 13.0410 at 12 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
Monteleone di Spoleto PG 7 599 599
Cascia PG 9 3217 3816
Cittareale RI 10 482 4298
Leonessa RI 11 2435 6733
Poggiodomo PG 12 117 6850
Posta RI 14 694 7544
Borbona RI 16 617 8161
Polino TR 17 233 8394
Norcia PG 18 4957 13351
Accumoli RI 18 667 14018
Scheggino PG 19 461 14479
Poggio Bustone RI 20 2055 16534
Sant'Anatolia di Narco PG 20 564 17098

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Terni (111501 inhabitants)
43 Km NW of L'Aquila (69753 inhabitants)
45 Km SE of Foligno (57155 inhabitants)
54 Km W of Teramo (54892 inhabitants)
75 Km SE of Perugia (166134 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
78 Km N of Tivoli (56533 inhabitants)
81 Km E of Viterbo (67173 inhabitants)
92 Km W of Montesilvano (53738 inhabitants)
95 Km NE of Roma (2864731 inhabitants)
98 Km W of Chieti (51815 inhabitants)
98 Km W of Pescara (121014 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 2.1 2018-05-11
20:48:52		 42.6382 13.0413 12 2018-05-11
21:01:56		 Sala Sismica INGV-Roma 56770241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-05-11 20:48:52 ± 0.06
Latitude 42.6382 ± 0.0027
Longitude 13.0413 ± 0.0037
Depth (km) 12 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 56770241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 284
Semi-minor axis of confidence ellipse (meter) 204
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 56
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 73
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 27
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.18
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.47574
Number of stations at which the event was observed 38
Number of stations from which data was used for origin computation 17
Magnitude information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 56
Type of magnitude ML
Reference to an origin 56770241
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-05-11 21:01:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.GSCL.HHZ. 2018-05-11T20:49:56.33 3.0 undecidable manual Sn 1.94 0
IV.CPOZ.HHZ. 2018-05-11T20:49:47.03 3.0 undecidable manual Sn -1.85 0
GU.GSCL.HHZ. 2018-05-11T20:49:32.77 3.0 undecidable manual Pg 7.01 0
IV.LAV9.HHZ. 2018-05-11T20:49:23.30 3.0 undecidable manual Sn -3.33 0
IV.TOLF.HHZ. 2018-05-11T20:49:11.11 3.0 undecidable manual Pn 1.68 0
IV.LATE.HHZ. 2018-05-11T20:49:10.38 3.0 positive manual P 2.93 0
IV.GUMA.HHZ. 2018-05-11T20:49:10.18 3.0 undecidable manual S 27 52.8027 91 1.27 0
IV.CSP1.EHZ. 2018-05-11T20:49:09.06 3.0 undecidable manual S 0.24 0
IV.ARVD.HHZ. 2018-05-11T20:49:09.59 3.0 undecidable manual S -1.94 0
IV.MGAB.HHZ. 2018-05-11T20:49:07.11 3.0 positive manual P 3.26 0
IV.FDMO.HHZ. 2018-05-11T20:49:06.63 0.3 undecidable manual S 5 44.3223 92 -0.02 70
IV.CING.HHZ. 2018-05-11T20:49:06.86 3.0 undecidable manual S -0.99 0
IV.TRTR.HHZ. 2018-05-11T20:49:06.38 3.0 positive manual P 6.24 0
IV.CESI.HHZ. 2018-05-11T20:49:06.30 0.3 undecidable manual S 345 42.2244 92 0.23 68
IV.EL6.EHZ. 2018-05-11T20:49:05.74 3.0 undecidable manual S -1.13 0
IV.CERT.HHZ. 2018-05-11T20:49:05.38 3.0 negative manual P -0.48 0
IV.SNTG.HHZ. 2018-05-11T20:49:04.77 3.0 undecidable manual S -1.26 0
IV.MMO1.EHZ. 2018-05-11T20:49:04.85 0.1 undecidable manual S 39 37.1295 92 0.12 94
IV.OFFI.HHZ. 2018-05-11T20:49:04.12 3.0 undecidable manual S -0.52 0
IV.MTCE.HHZ. 2018-05-11T20:49:04.78 3.0 negative manual P -0.76 0
IV.MC2.EHZ. 2018-05-11T20:49:03.95 0.3 undecidable manual S 22 32.6451 93 0.44 66
IV.FAGN.HHZ. 2018-05-11T20:49:03.61 3.0 positive manual P 1.42 0
IV.MTRA.EHZ. 2018-05-11T20:49:03.04 0.3 undecidable manual S 65 31.8459 93 -0.26 68
IV.SRES.HHZ. 2018-05-11T20:49:03.63 3.0 negative manual P -0.54 0
IV.GUMA.HHZ. 2018-05-11T20:49:02.20 0.1 undecidable manual P 27 52.8027 91 0.29 87
IV.MF5.EHZ. 2018-05-11T20:49:02.03 3.0 undecidable manual S 0.73 0
IV.T1220.EHZ. 2018-05-11T20:49:01.97 3.0 undecidable manual S 0.16 0
IV.SMA1.EHZ. 2018-05-11T20:49:01.32 0.3 undecidable manual S 92 23.9538 95 0.1 72
IV.CSP1.EHZ. 2018-05-11T20:49:01.70 3.0 undecidable manual P -0.16 0
IV.CESI.HHZ. 2018-05-11T20:49:00.32 0.1 undecidable manual P 345 42.2244 92 0.05 93
IV.FIAM.HHZ. 2018-05-11T20:49:00.01 0.1 undecidable manual P 171 41.5251 92 -0.16 92
IV.FDMO.HHZ. 2018-05-11T20:49:00.49 0.1 undecidable manual P 5 44.3223 92 -0.11 92
IV.NRCA.HHZ. 2018-05-11T20:49:00.51 0.1 undecidable manual S 15 22.4553 95 -0.31 91
IV.MOMA.HHZ. 2018-05-11T20:49:00.39 3.0 positive manual P 1.08 0
IV.CESX.HHZ. 2018-05-11T20:48:59.47 3.0 positive manual Pg -0.65 0
IV.RM33.EHZ. 2018-05-11T20:48:59.99 0.6 undecidable manual S 135 20.1687 97 -0.2 47
IV.FEMA.HNZ. 2018-05-11T20:48:59.27 0.3 undecidable manual P 1 35.9418 92 -0.04 71
IV.MMO1.EHZ. 2018-05-11T20:48:59.34 0.1 undecidable manual P 39 37.1295 92 -0.15 92
IV.T1247.HHZ. 2018-05-11T20:48:58.48 0.1 undecidable manual P 136 30.2475 93 0.04 96
IV.T1221.EHZ. 2018-05-11T20:48:58.30 0.1 undecidable manual P 327 29.3484 93 0.01 96
OB.GAVE.EHZ. 2018-05-11T20:48:58.18 0.1 undecidable manual S 297 13.3755 112 -0.28 94
IV.MC2.EHZ. 2018-05-11T20:48:58.77 0.1 undecidable manual P 22 32.6451 93 -0.03 96
IV.CAMP.HHZ. 2018-05-11T20:48:58.65 0.1 undecidable manual P 111 32.1456 93 -0.07 95
IV.MTRA.EHZ. 2018-05-11T20:48:58.44 0.1 undecidable manual P 65 31.8459 93 -0.24 92
IV.NRCA.HHZ. 2018-05-11T20:48:57.10 0.1 positive manual P 15 22.4553 95 -0.14 95
IV.ARRO.EHZ. 2018-05-11T20:48:57.45 0.1 undecidable manual P 254 23.4543 95 0.06 95
IV.SMA1.EHZ. 2018-05-11T20:48:57.63 0.1 undecidable manual P 92 23.9538 95 0.16 95
IV.RM33.EHZ. 2018-05-11T20:48:56.92 0.1 undecidable manual P 135 20.1687 97 0.04 97
OB.GAVE.EHZ. 2018-05-11T20:48:56.04 0.1 positive manual P 297 13.3755 112 0.16 96
IV.LNSS.HHZ. 2018-05-11T20:48:56.65 0.1 undecidable manual S 181 3.8961 157 0.01 100
IV.LNSS.HHZ. 2018-05-11T20:48:55.04 0.1 undecidable manual P 181 3.8961 157 0.21 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OB.GAVE.HNN. ML:2.2 0.001438714 0.2176 AML other m 2018-05-11T20:48:59.06
OB.GAVE.EHN. ML:2.7 0.0044347069999999995 0.1408 AML other m 2018-05-11T20:48:58.76
OB.GAVE.HNE. ML:2.7 0.0050655535 0.1792 AML other m 2018-05-11T20:48:58.94
OB.GAVE.EHE. ML:2.7 0.005280228 0.192 AML other m 2018-05-11T20:48:58.95
IV.RM33.HNE. ML:2.2 0.001088358 0.2432 AML other m 2018-05-11T20:49:01.52
IV.RM33.EHE. ML:2.2 0.0010907535 0.2432 AML other m 2018-05-11T20:49:01.52
IV.RM33.HNN. ML:2.2 0.0011078470000000001 0.2176 AML other m 2018-05-11T20:49:00.31
IV.RM33.EHN. ML:2.2 0.00103454425 0.2048 AML other m 2018-05-11T20:49:00.31
IV.NRCA.HNN. ML:2.2 0.0010071010999999999 0.1408 AML other m 2018-05-11T20:49:03.16
IV.NRCA.HHN. ML:2.2 0.0010888005 0.1408 AML other m 2018-05-11T20:49:03.16
IV.NRCA.HHE. ML:2.4 0.0016028485 0.1408 AML other m 2018-05-11T20:49:01.38
IV.NRCA.HNE. ML:2.4 0.0015128555000000002 0.1536 AML other m 2018-05-11T20:49:01.37
IV.ARRO.EHN. ML:2.2 0.0008527015500000001 0.1792 AML other m 2018-05-11T20:49:03.23
IV.ARRO.EHE. ML:2.2 0.0008670201 0.256 AML other m 2018-05-11T20:49:03.22
IV.T1221.HNE. ML:1.9 0.00035502425 0.1792 AML other m 2018-05-11T20:49:02.90
IV.T1221.EHN. ML:1.7 0.00025131067 0.2176 AML other m 2018-05-11T20:49:03.22
IV.T1221.HNN. ML:1.7 0.0002657194 0.1792 AML other m 2018-05-11T20:49:05.03
IV.T1221.EHE. ML:1.9 0.00034473935 0.1792 AML other m 2018-05-11T20:49:02.90
IV.MTRA.EHN. ML:2.3 0.0008038011000000001 0.2816 AML other m 2018-05-11T20:49:03.78
IV.MTRA.HNE. ML:2.4 0.00103196485 0.192 AML other m 2018-05-11T20:49:03.80
IV.MTRA.EHE. ML:2.4 0.0010942781 0.2048 AML other m 2018-05-11T20:49:03.80
IV.MTRA.HNN. ML:2.3 0.00090269555 0.2688 AML other m 2018-05-11T20:49:03.79
IV.CAMP.HHE. ML:1.8 0.0002987228 0.5632 AML other m 2018-05-11T20:49:03.81
IV.CAMP.HHN. ML:1.6 0.0001953666 0.2944 AML other m 2018-05-11T20:49:05.36
IV.CESX.HHE. ML:1.8 0.00024153574999999998 0.4608 AML other m 2018-05-11T20:49:07.27
IV.CESX.HHN. ML:1.9 0.00029322709999999994 0.32 AML other m 2018-05-11T20:49:09.19
IV.FIAM.HHN. ML:2.0 0.00034940115 0.2816 AML other m 2018-05-11T20:49:07.56
IV.FIAM.HHE. ML:1.9 0.000237515925 0.192 AML other m 2018-05-11T20:49:06.93
IV.CESI.HHN. ML:2.3 0.0006284262 0.2048 AML other m 2018-05-11T20:49:07.14
IV.CESI.HHE. ML:1.9 0.00027452155 0.1792 AML other m 2018-05-11T20:49:07.15
IV.MOMA.HHE. ML:2.4 0.0007267589 0.256 AML other m 2018-05-11T20:49:07.22
IV.MOMA.HNE. ML:2.4 0.00072943685 0.2432 AML other m 2018-05-11T20:49:07.23
IV.MOMA.HNN. ML:2.5 0.0010431775 0.32 AML other m 2018-05-11T20:49:07.60
IV.MOMA.HHN. ML:2.4 0.0008092759499999999 0.2688 AML other m 2018-05-11T20:49:07.60
IV.FDMO.HHN. ML:2.1 0.0003694384 0.2432 AML other m 2018-05-11T20:49:07.69
IV.FDMO.HHE. ML:2.0 0.00032911029999999997 0.1664 AML other m 2018-05-11T20:49:08.20
IV.CSP1.EHN. ML:1.6 0.00009969699 0.4864 AML other m 2018-05-11T20:49:10.05
IV.CSP1.EHE. ML:1.9 0.00018638555 0.4352 AML other m 2018-05-11T20:49:09.00
IV.FAGN.HHE. ML:2.1 0.0002538976 0.2816 AML other m 2018-05-11T20:49:17.25
IV.FAGN.HHN. ML:2.1 0.00024409375 0.4736 AML other m 2018-05-11T20:49:17.41
IV.SRES.HHN. ML:1.8 0.00011182657500000002 0.384 AML other m 2018-05-11T20:49:17.77
IV.SRES.HHE. ML:1.7 0.000103719815 0.2688 AML other m 2018-05-11T20:49:15.96
IV.MTCE.HHN. ML:1.6 0.000072358285 0.3584 AML other m 2018-05-11T20:49:21.04
IV.MTCE.HHE. ML:1.7 0.00008549158 0.4096 AML other m 2018-05-11T20:49:19.37
IV.CERT.HHE. ML:2.0 0.00013117495000000001 0.5376 AML other m 2018-05-11T20:49:24.93
IV.CERT.HHN. ML:1.8 0.00010006442 0.4608 AML other m 2018-05-11T20:49:20.56
IV.MGAB.HNN. ML:2.0 0.00014355095000000002 0.3584 AML other m 2018-05-11T20:49:19.11
IV.MGAB.HHE. ML:2.1 0.0001704587 0.4224 AML other m 2018-05-11T20:49:22.61
IV.MGAB.HHN. ML:2.0 0.00014155410000000001 0.3328 AML other m 2018-05-11T20:49:19.10
IV.MGAB.HNE. ML:2.2 0.00019687880000000002 0.4352 AML other m 2018-05-11T20:49:25.25
IV.LATE.HHN. ML:2.1 0.00013357246 0.4608 AML other m 2018-05-11T20:49:30.32
IV.LATE.HHE. ML:2.0 0.00009770246499999999 0.3584 AML other m 2018-05-11T20:49:27.40
IV.TOLF.HHE. ML:1.6 0.000036784154999999996 0.8192 AML other m 2018-05-11T20:49:38.56
IV.TOLF.HHN. ML:1.6 0.00004135191 0.4224 AML other m 2018-05-11T20:49:28.77
GU.GSCL.HHE. ML:2.2 0.000026206745 1.408 AML other m 2018-05-11T20:49:54.45
GU.GSCL.HHN. ML:2.1 0.0000202851865 1.0752 AML other m 2018-05-11T20:50:08.92
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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