Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.3 on date 01-10-2018 and time 11:12:14 (UTC) in region 3 km SE Amatrice (RI)

A magnitude ML 2.3 earthquake occured in region: 3 km SE Amatrice (RI), on

  • 01-10-2018 11:12:14 (UTC)
  • 01-10-2018 13:12:14 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6080, 13.3120 at 8 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
Amatrice RI 3 2657 2657
Campotosto AQ 7 542 3199
Capitignano AQ 10 665 3864
Montereale AQ 11 2581 6445
Accumoli RI 11 667 7112
Cittareale RI 12 482 7594
Crognaleto TE 15 1297 8891
Cortino TE 16 656 9547
Barete AQ 18 737 10284
Cagnano Amiterno AQ 18 1369 11653
Borbona RI 18 617 12270
Arquata del Tronto AP 18 1178 13448
Pizzoli AQ 19 4326 17774
Fano Adriano TE 20 296 18070
Acquasanta Terme AP 20 2916 20986
Rocca Santa Maria TE 20 537 21523
Posta RI 20 694 22217

Municipalities with at least 50000 inhabitants

An earthquake occurred to
29 Km N of L'Aquila (69753 inhabitants)
33 Km W of Teramo (54892 inhabitants)
55 Km E of Terni (111501 inhabitants)
63 Km SE of Foligno (57155 inhabitants)
70 Km W of Montesilvano (53738 inhabitants)
76 Km W of Pescara (121014 inhabitants)
76 Km W of Chieti (51815 inhabitants)
83 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
94 Km SE of Perugia (166134 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 2.3 2018-10-01
11:12:14		 42.6083 13.3117 8 2019-06-04
09:15:55		 Bollettino Sismico Italiano INGV 61553721
Reviewed
Rev100 		ML 2.3 2018-10-01
11:12:14		 42.6047 13.3252 11 2018-10-01
11:19:15		 Sala Sismica INGV-Roma 61511421
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2018-10-01 11:12:14 ± 0.06
Latitude 42.6083 ± 0.0036
Longitude 13.3117 ± 0.0061
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 61553721

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 484
Semi-minor axis of confidence ellipse (meter) 274
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 62
Circular confidence region, given by single value of horizontal uncertainty (meter) 480.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 50
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 51
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.02788
Epicentral distance of station farthest from the epicenter (degree) 1.08638
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 35
Magnitudes information

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 72
Type of magnitude ML
Reference to an origin 61553721
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2019-05-07 10:33:05

ML:2.3

Field Value
Value 2.3
Uncertainty 0.3
Num. used stations 64
Type of magnitude ML
Reference to an origin 61511421
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2018-10-01 11:19:15
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2018-10-01T11:12:35.21 0.3 undecidable manual P 329 120.5904 50 0.26 59
IV.SACS.HHZ. 2018-10-01T11:12:34.99 0.6 undecidable manual P 284 117.2937 50 0.55 37
IV.GUMA.HHZ. 2018-10-01T11:12:32.09 0.6 undecidable manual S 2 50.4162 50 0.98 35
IV.CSP1.EHZ. 2018-10-01T11:12:32.47 0.6 undecidable manual S 351 54.3012 50 0.32 44
IV.MGAB.HHZ. 2018-10-01T11:12:32.61 0.3 undecidable manual P 289 103.3188 50 0.32 60
IV.VCEL.EHZ. 2018-10-01T11:12:31.54 0.6 undecidable manual S 119 49.3173 50 0.72 39
IV.FDMO.HHZ. 2018-10-01T11:12:31.16 0.6 undecidable manual S 339 50.9157 50 -0.07 47
IV.LPEL.HHZ. 2018-10-01T11:12:30.50 0.3 undecidable manual P 131 94.8384 50 -0.47 59
IV.MTCE.HHZ. 2018-10-01T11:12:30.06 0.6 undecidable manual P 216 80.0643 50 1.37 27
IV.MF5.EHZ. 2018-10-01T11:12:30.06 0.6 undecidable manual S 16 43.8228 50 0.72 40
IV.FEMA.HNE. 2018-10-01T11:12:29.48 0.6 undecidable manual S 332 44.622 50 -0.09 47
IV.INTR.HHZ. 2018-10-01T11:12:28.51 0.3 undecidable manual P 143 82.1511 50 -0.51 60
IV.CERT.HHZ. 2018-10-01T11:12:28.88 0.3 undecidable manual P 200 77.9664 50 0.5 61
IV.SNTG.HHZ. 2018-10-01T11:12:28.29 0.3 undecidable manual P 337 77.7666 50 -0.06 67
IV.EL6.EHZ. 2018-10-01T11:12:28.87 0.3 undecidable manual P 348 81.7515 50 -0.09 66
IV.NRCA.HNZ. 2018-10-01T11:12:25.02 0.3 undecidable manual S 327 29.748 106 -0.3 70
IV.T0110.HHZ. 2018-10-01T11:12:25.02 0.1 undecidable manual P 138 56.6988 50 -0.08 93
IV.MMO1.EHZ. 2018-10-01T11:12:25.80 0.1 undecidable manual S 2 32.3454 105 -0.38 91
IV.MOMA.HHZ. 2018-10-01T11:12:25.91 0.3 undecidable manual P 290 64.1913 50 -0.35 65
IV.TRTR.HHZ. 2018-10-01T11:12:25.64 0.3 undecidable manual P 66 53.8017 50 0.98 52
IV.CESI.HHZ. 2018-10-01T11:12:24.52 0.1 undecidable manual P 323 55.1004 50 -0.33 88
IV.VCEL.EHZ. 2018-10-01T11:12:24.04 0.1 undecidable manual P 119 49.3173 50 0.08 94
IV.CSP1.EHZ. 2018-10-01T11:12:24.50 0.3 undecidable manual P 351 54.3012 50 -0.23 68
IV.CESX.HHZ. 2018-10-01T11:12:24.95 0.1 undecidable manual P 270 59.1963 50 -0.53 83
IV.GUMA.HHZ. 2018-10-01T11:12:24.44 0.1 undecidable manual P 2 50.4162 50 0.31 89
IV.OFFI.HHZ. 2018-10-01T11:12:24.41 0.3 undecidable manual P 40 47.3193 50 0.75 58
IV.MF5.EHZ. 2018-10-01T11:12:23.30 0.1 undecidable manual P 16 43.8228 50 0.19 93
IV.TERO.HNZ. 2018-10-01T11:12:23.00 0.3 undecidable manual S 86 23.9538 109 -0.4 69
IV.FDMO.HHZ. 2018-10-01T11:12:23.84 0.1 undecidable manual P 339 50.9157 50 -0.36 88
IV.GIGS.HHZ. 2018-10-01T11:12:23.72 0.6 undecidable manual S 129 27.4503 107 -0.84 39
IV.FAGN.HHZ. 2018-10-01T11:12:23.31 0.3 undecidable manual P 150 44.0226 50 0.16 70
IV.ARRO.EHZ. 2018-10-01T11:12:22.82 0.1 positive manual P 266 44.7219 50 -0.43 88
IV.FIAM.HHZ. 2018-10-01T11:12:22.27 0.3 undecidable manual P 203 40.9257 50 -0.41 67
IV.FEMA.HNE. 2018-10-01T11:12:22.99 0.1 undecidable manual P 332 44.622 50 -0.25 91
IV.LNSS.HHZ. 2018-10-01T11:12:22.97 0.6 undecidable manual S 269 22.1556 111 0.14 49
IV.MTRA.HNZ. 2018-10-01T11:12:21.27 0.3 undecidable manual S 23 17.871 115 -0.18 73
IV.MMO1.EHZ. 2018-10-01T11:12:21.02 0.1 undecidable manual P 2 32.3454 105 -0.27 93
IV.MC2.EHZ. 2018-10-01T11:12:21.52 0.1 undecidable manual P 343 35.0427 50 -0.25 93
IV.NRCA.HNZ. 2018-10-01T11:12:20.57 0.1 undecidable manual P 327 29.748 106 -0.22 94
IV.RM33.EHZ. 2018-10-01T11:12:20.32 0.6 undecidable manual S 216 13.5753 122 0.17 49
IV.GIGS.HHZ. 2018-10-01T11:12:19.87 0.1 undecidable manual P 129 27.4503 107 -0.48 90
IV.LNSS.HHZ. 2018-10-01T11:12:19.45 0.1 positive manual P 269 22.1556 111 0.1 98
IV.TERO.HNZ. 2018-10-01T11:12:19.50 0.1 undecidable manual P 86 23.9538 109 -0.18 96
IV.CAMP.HHZ. 2018-10-01T11:12:19.40 0.1 undecidable manual S 135 11.2776 127 -0.1 100
IV.SMA1.EHZ. 2018-10-01T11:12:18.00 0.1 undecidable manual S 38 3.0969 160 0.28 98
IV.RM33.EHZ. 2018-10-01T11:12:18.09 0.1 positive manual P 216 13.5753 122 0.29 96
IV.MTRA.HNZ. 2018-10-01T11:12:18.62 0.1 undecidable manual P 23 17.871 115 0.07 100
IV.T1299.HNN. 2018-10-01T11:12:17.99 0.3 undecidable manual S 320 3.6963 156 0.19 75
IV.CAMP.HHZ. 2018-10-01T11:12:17.62 0.1 undecidable manual P 135 11.2776 127 0.19 98
IV.T1299.HNN. 2018-10-01T11:12:16.84 0.1 undecidable manual P 320 3.6963 156 0.39 95
IV.SMA1.EHZ. 2018-10-01T11:12:16.83 0.1 undecidable manual P 38 3.0969 160 0.43 95
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHN. ML:2.2 0.0021873375 0.32 AML other m 2018-10-01T11:12:19.60
IV.CAMP.HHE. ML:2.4 0.003415 0.48 AML other m 2018-10-01T11:12:19.96
IV.RM33.HNE. ML:2.6 0.00425 0.72 AML other m 2018-10-01T11:12:21.18
IV.RM33.EHE. ML:2.6 0.004205 0.72 AML other m 2018-10-01T11:12:21.19
IV.RM33.HNN. ML:2.5 0.00389 0.76 AML other m 2018-10-01T11:12:21.83
IV.RM33.EHN. ML:2.5 0.003785 0.76 AML other m 2018-10-01T11:12:21.45
IV.MTRA.EHE. ML:2.4 0.002245 0.5 AML other m 2018-10-01T11:12:21.58
IV.MTRA.HNE. ML:2.4 0.002195 0.5 AML other m 2018-10-01T11:12:21.58
IV.MTRA.HNN. ML:2.4 0.002065 0.64 AML other m 2018-10-01T11:12:22.79
IV.MTRA.EHN. ML:2.4 0.0017128325 0.2432 AML other m 2018-10-01T11:12:22.48
IV.TERO.HNN. ML:2.2 0.0010505 0.08 AML other m 2018-10-01T11:12:23.22
IV.LNSS.HHN. ML:2.4 0.0017349999999999998 0.42 AML other m 2018-10-01T11:12:23.49
IV.TERO.HHN. ML:2.5 0.0019399999999999999 0.14 AML other m 2018-10-01T11:12:23.67
IV.GIGS.HHE. ML:1.8 0.000372 0.78 AML other m 2018-10-01T11:12:23.60
IV.ARRO.EHE. ML:2.0 0.000315 1 AML other m 2018-10-01T11:12:24.24
IV.LNSS.HHE. ML:2.4 0.00163 1.4 AML other m 2018-10-01T11:12:24.27
IV.GIGS.HHN. ML:2.0 0.0005449999999999999 0.1 AML other m 2018-10-01T11:12:24.75
IV.NRCA.HNE. ML:2.9 0.0039 0.7 AML other m 2018-10-01T11:12:25.61
IV.NRCA.HHE. ML:2.9 0.004185 0.12 AML other m 2018-10-01T11:12:25.20
IV.TERO.HNE. ML:2.4 0.0015934999999999999 0.34 AML other m 2018-10-01T11:12:25.22
IV.TERO.HHE. ML:2.6 0.0026550000000000002 0.34 AML other m 2018-10-01T11:12:25.22
IV.NRCA.HHN. ML:2.8 0.003045 0.12 AML other m 2018-10-01T11:12:25.75
IV.NRCA.HNN. ML:2.8 0.002835 0.12 AML other m 2018-10-01T11:12:25.75
IV.ARRO.EHN. ML:2.0 0.00028349999999999995 0.62 AML other m 2018-10-01T11:12:30.57
IV.MF5.EHN. ML:2.3 0.0006154999999999999 0.4 AML other m 2018-10-01T11:12:30.65
IV.MF5.EHE. ML:2.2 0.0005925 0.34 AML other m 2018-10-01T11:12:30.86
IV.FDMO.HHE. ML:2.0 0.00029049999999999996 0.18 AML other m 2018-10-01T11:12:32.28
IV.VCEL.EHN. ML:2.9 0.00214 0.66 AML other m 2018-10-01T11:12:32.54
IV.FDMO.HHN. ML:2.1 0.000308 0.8 AML other m 2018-10-01T11:12:33.03
IV.FAGN.HHE. ML:2.7 0.0014249999999999998 0.68 AML other m 2018-10-01T11:12:33.63
IV.OFFI.HHN. ML:2.7 0.0015550000000000002 0.68 AML other m 2018-10-01T11:12:33.21
IV.FIAM.HHN. ML:1.9 0.0002595 0.56 AML other m 2018-10-01T11:12:33.70
IV.CESI.HHN. ML:2.4 0.0005885 0.24 AML other m 2018-10-01T11:12:33.97
IV.OFFI.HHE. ML:2.7 0.001515 0.66 AML other m 2018-10-01T11:12:33.86
IV.FIAM.HHE. ML:1.8 0.00021 1.32 AML other m 2018-10-01T11:12:33.32
IV.CSP1.EHN. ML:2.2 0.000397 0.34 AML other m 2018-10-01T11:12:34.17
IV.VCEL.EHE. ML:2.8 0.0019199999999999998 1.7 AML other m 2018-10-01T11:12:34.99
IV.T0110.HHN. ML:2.6 0.001014 0.46 AML other m 2018-10-01T11:12:34.67
IV.FAGN.HHN. ML:2.7 0.001695 0.54 AML other m 2018-10-01T11:12:34.79
IV.CESX.HHN. ML:2.1 0.0002475 0.18 AML other m 2018-10-01T11:12:35.14
IV.GUMA.HHN. ML:2.4 0.0006234999999999999 0.72 AML other m 2018-10-01T11:12:35.35
IV.TRTR.HHE. ML:2.8 0.001355 0.3 AML other m 2018-10-01T11:12:35.29
IV.CSP1.EHE. ML:2.2 0.00035099999999999997 0.52 AML other m 2018-10-01T11:12:36.18
IV.CESI.HHE. ML:2.1 0.000306 1.52 AML other m 2018-10-01T11:12:36.22
IV.GUMA.HHE. ML:2.6 0.0010899999999999998 0.3 AML other m 2018-10-01T11:12:36.37
IV.T0110.HHE. ML:2.6 0.0008805000000000001 0.4 AML other m 2018-10-01T11:12:36.39
IV.MOMA.HHN. ML:2.3 0.00039 0.18 AML other m 2018-10-01T11:12:36.76
IV.MOMA.HHE. ML:2.3 0.0003985 1.58 AML other m 2018-10-01T11:12:36.91
IV.TRTR.HHN. ML:2.7 0.0011549999999999998 0.32 AML other m 2018-10-01T11:12:37.53
IV.GUMA.HNE. ML:2.4 0.0006835 0.34 AML other m 2018-10-01T11:12:39.80
IV.CESX.HHE. ML:1.8 0.000136 0.78 AML other m 2018-10-01T11:12:41.68
IV.INTR.HNE. ML:2.2 0.0002055 0.76 AML other m 2018-10-01T11:12:42.89
IV.EL6.EHN. ML:2.3 0.0002655 0.24 AML other m 2018-10-01T11:12:42.53
IV.INTR.HHN. ML:2.3 0.0002535 0.4 AML other m 2018-10-01T11:12:43.73
IV.INTR.HNN. ML:2.4 0.000294 0.4 AML other m 2018-10-01T11:12:43.53
IV.LPEL.HHE. ML:2.4 0.0003005 0.46 AML other m 2018-10-01T11:12:45.65
IV.INTR.HHE. ML:2.0 0.000145 1.64 AML other m 2018-10-01T11:12:46.17
IV.LPEL.HHN. ML:2.5 0.0003085 0.18 AML other m 2018-10-01T11:12:46.59
IV.CERT.HHN. ML:2.0 0.000133 0.36 AML other m 2018-10-01T11:12:46.37
IV.GUMA.HNN. ML:4.2 0.04284999999999999 0.7 AML other m 2018-10-01T11:12:47.57
IV.CERT.HHE. ML:2.0 0.000156 0.46 AML other m 2018-10-01T11:12:49.21
IV.EL6.EHE. ML:2.2 0.000224 1.54 AML other m 2018-10-01T11:12:52.84
IV.MGAB.HHE. ML:2.3 0.0001715 1.3 AML other m 2018-10-01T11:12:53.07
IV.MGAB.HNE. ML:2.2 0.000161 1.34 AML other m 2018-10-01T11:12:53.06
IV.MGAB.HHN. ML:2.2 0.00013900000000000002 1.64 AML other m 2018-10-01T11:12:54.14
IV.MGAB.HNN. ML:2.2 0.000142 1.62 AML other m 2018-10-01T11:12:54.96
IV.SACS.HHE. ML:1.8 0.00005275 0.42 AML other m 2018-10-01T11:12:55.62
IV.SACS.HHN. ML:1.9 0.00006604999999999999 0.72 AML other m 2018-10-01T11:12:57.76
IV.APEC.HHE. ML:2.2 0.0000986 0.66 AML other m 2018-10-01T11:12:58.96
IV.PIEI.HHN. ML:1.9 0.00005995 0.64 AML other m 2018-10-01T11:13:00.42
IV.PIEI.HHE. ML:2.1 0.0000965 0.3 AML other m 2018-10-01T11:13:01.65
IV.APEC.HHN. ML:2.2 0.0000983 0.5 AML other m 2018-10-01T11:13:09.57
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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