Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 19-01-2021 and time 01:33:55 (Italy) in region 7 km S Crognaleto (TE)

A magnitude ML 1.8 earthquake occured in region: 7 km S Crognaleto (TE), on

  • 19-01-2021 00:33:55 (UTC)
  • 19-01-2021 01:33:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.4870, 13.4780 at 14 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
Crognaleto TE 7 1297 1297
Pietracamela TE 8 271 1568
Fano Adriano TE 9 296 1864
Campotosto AQ 12 542 2406
Capitignano AQ 15 665 3071
Cortino TE 15 656 3727
Isola del Gran Sasso d'Italia TE 15 4773 8500
Tossicia TE 16 1406 9906
Pizzoli AQ 16 4326 14232
L'Aquila AQ 16 69753 83985
Montorio al Vomano TE 17 8218 92203
Barete AQ 17 737 92940
Colledara TE 18 2179 95119
Castelli TE 19 1159 96278
Poggio Picenze AQ 19 1136 97414
Montereale AQ 20 2581 99995
Barisciano AQ 20 1828 101823

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km NE of L'Aquila (69753 inhabitants)
27 Km SW of Teramo (54892 inhabitants)
55 Km W of Montesilvano (53738 inhabitants)
59 Km W of Chieti (51815 inhabitants)
60 Km W of Pescara (121014 inhabitants)
69 Km E of Terni (111501 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
82 Km SE of Foligno (57155 inhabitants)
82 Km NE of Guidonia Montecelio (88673 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 1.8 2021-01-19
00:33:55		 42.4873 13.4782 14 2021-07-12
16:55:06		 Bollettino Sismico Italiano INGV 89252961
Reviewed
Rev100 		ML 1.9 2021-01-19
00:33:55		 42.5007 13.4842 15 2021-01-19
00:40:08		 Sala Sismica INGV-Roma 86363721
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-01-19 00:33:55 ± 0.06
Latitude 42.4873 ± 0.0027
Longitude 13.4782 ± 0.0049
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 89252961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 429
Semi-minor axis of confidence ellipse (meter) 160
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 53
Circular confidence region, given by single value of horizontal uncertainty (meter) 430.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 75
Number of associated phases, regardless of their use for origin computation 51
Number of defining phases 50
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.25
Epicentral distance of station closest to the epicenter (degree) 0.07015
Epicentral distance of station farthest from the epicenter (degree) 0.88493
Number of stations at which the event was observed 30
Number of stations from which data was used for origin computation 29
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 51
Type of magnitude ML
Reference to an origin 89252961
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-04-19 10:38:22

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 40
Type of magnitude ML
Reference to an origin 86363721
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-01-19 00:40:08
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MOMA.HHZ. 2021-01-19T00:34:21.03 0.6 undecidable manual S 296 81.9513 93 0.89 33
IV.CESI.HHZ. 2021-01-19T00:34:18.47 0.3 undecidable manual S 321 73.9704 93 0.46 60
IV.CSP1.EHZ. 2021-01-19T00:34:17.70 0.3 undecidable manual S 342 70.6737 93 0.58 57
IV.FDMO.HHZ. 2021-01-19T00:34:16.92 0.3 undecidable manual S 333 68.6757 93 0.31 63
IV.GUMA.HHZ. 2021-01-19T00:34:16.44 0.6 undecidable manual S 350 64.8906 93 0.86 34
IV.INTR.HHZ. 2021-01-19T00:34:15.02 0.3 undecidable manual S 146 63.3921 94 -0.15 66
IV.MC2.EHZ. 2021-01-19T00:34:12.72 0.3 undecidable manual S 333 52.6029 95 0.41 63
IV.EL6.EHZ. 2021-01-19T00:34:12.52 0.6 undecidable manual P 342 98.2239 92 0.17 41
IV.MMO1.EHZ. 2021-01-19T00:34:11.03 0.3 undecidable manual S 345 47.3193 95 0.12 68
IV.ASSB.HHZ. 2021-01-19T00:34:10.92 0.6 undecidable manual P 313 90.8424 92 -0.28 41
IV.NRCA.HHZ. 2021-01-19T00:34:10.99 0.3 undecidable manual S 322 48.5181 95 -0.24 67
IV.MOMA.HHZ. 2021-01-19T00:34:09.94 0.3 undecidable manual P 296 81.9513 93 0.09 64
IV.LNSS.HHZ. 2021-01-19T00:34:08.47 0.3 undecidable manual S 290 38.0286 97 0.04 71
IV.T0110.HHZ. 2021-01-19T00:34:08.46 0.3 undecidable manual S 139 37.629 97 0.12 70
IV.CESI.HHZ. 2021-01-19T00:34:08.29 0.6 undecidable manual P 321 73.9704 93 -0.33 42
IV.MNTT.EHZ. 2021-01-19T00:34:08.17 3.0 undecidable manual P 64.491 1.02 0
IV.GUMA.HHZ. 2021-01-19T00:34:07.35 0.3 undecidable manual P 350 64.8906 93 0.14 66
IV.FDMO.HHZ. 2021-01-19T00:34:07.38 0.1 undecidable manual P 333 68.6757 93 -0.42 83
IV.CSP1.EHZ. 2021-01-19T00:34:07.98 0.3 undecidable manual P 342 70.6737 93 -0.12 66
IV.VCEL.EHZ. 2021-01-19T00:34:07.33 0.3 undecidable manual S 109 31.4463 100 0.64 62
IV.ARRO.EHZ. 2021-01-19T00:34:06.01 0.3 undecidable manual P 280 59.0964 94 -0.32 64
IT.SULA.HNN. 2021-01-19T00:34:06.07 1.0 undecidable manual P 142 58.2972 94 -0.14 22
IV.INTR.HHZ. 2021-01-19T00:34:06.46 0.3 undecidable manual P 146 63.3921 94 -0.51 60
IV.FAGN.HHZ. 2021-01-19T00:34:05.87 0.3 undecidable manual S 161 26.0517 103 0.58 65
IV.MF5.EHZ. 2021-01-19T00:34:05.98 0.3 undecidable manual P 358 55.5 94 0.21 66
IV.MC2.EHZ. 2021-01-19T00:34:05.08 0.1 undecidable manual P 333 52.6029 95 -0.25 89
IT.SULP.HGN. 2021-01-19T00:34:05.97 1.0 undecidable manual P 140 57.8976 94 -0.17 22
IV.MTRA.EHZ. 2021-01-19T00:34:05.94 0.3 undecidable manual S 347 30.6471 100 -0.54 65
IV.RM33.EHZ. 2021-01-19T00:34:04.14 0.3 undecidable manual S 276 21.6672 108 -0.03 73
IV.NRCA.HHZ. 2021-01-19T00:34:04.29 0.1 positive manual P 322 48.5181 95 -0.41 86
IV.PTQR.HHZ. 2021-01-19T00:34:04.88 1.0 undecidable manual P 187 52.0035 95 -0.35 21
IV.MMO1.EHZ. 2021-01-19T00:34:04.48 0.3 undecidable manual P 345 47.3193 95 -0.03 70
IV.T1299.HNZ. 2021-01-19T00:34:04.41 0.3 undecidable manual S 316 22.8549 106 -0.05 73
IV.FIAM.HNN. 2021-01-19T00:34:03.18 0.6 undecidable manual P 231 38.3283 97 0.05 47
MN.AQU.HHN. 2021-01-19T00:34:03.02 0.3 undecidable manual S 202 15.9729 119 0.26 71
IV.SMA1.EHZ. 2021-01-19T00:34:03.59 0.3 undecidable manual S 324 19.6692 111 -0.08 73
IV.VCEL.EHZ. 2021-01-19T00:34:02.23 0.1 undecidable manual P 109 31.4463 100 0.15 93
IV.LNSS.HHZ. 2021-01-19T00:34:02.92 0.1 positive manual P 290 38.0286 97 -0.17 92
IV.TERO.HHZ. 2021-01-19T00:34:02.88 0.3 undecidable manual S 34 18.1707 114 -0.41 68
IV.T0110.HHZ. 2021-01-19T00:34:02.98 0.1 undecidable manual P 139 37.629 97 -0.05 94
IV.CAMP.HHZ. 2021-01-19T00:34:01.23 0.3 undecidable manual S 313 7.7811 144 0.12 74
IV.FAGN.HHZ. 2021-01-19T00:34:01.13 0.1 negative manual P 161 26.0517 103 -0.14 94
IV.GIGS.HHE. 2021-01-19T00:34:01.13 0.3 undecidable manual S 116 8.5803 141 -0.12 73
IV.MTRA.EHZ. 2021-01-19T00:34:01.63 0.1 undecidable manual P 347 30.6471 100 -0.33 91
IV.SMA1.EHZ. 2021-01-19T00:34:00.30 0.1 positive manual P 324 19.6692 111 -0.03 98
IV.T1299.HNZ. 2021-01-19T00:34:00.80 0.1 positive manual P 316 22.8549 106 0.01 97
IV.RM33.EHZ. 2021-01-19T00:34:00.62 0.1 positive manual P 276 21.6672 108 0 98
IV.CAMP.HHZ. 2021-01-19T00:33:59.04 0.1 undecidable manual P 313 7.7811 144 0.18 97
MN.AQU.HHN. 2021-01-19T00:33:59.96 0.1 undecidable manual P 202 15.9729 119 0.15 97
IV.TERO.HHZ. 2021-01-19T00:33:59.99 0.1 positive manual P 34 18.1707 114 -0.13 96
IV.GIGS.HHE. 2021-01-19T00:33:58.96 0.1 undecidable manual P 116 8.5803 141 0.03 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAMP.HHE. ML:2.0 0.001213425 0.22 AML other m 2021-01-19T00:34:01.29
IV.CAMP.HHN. ML:2.0 0.0011459999999999999 0.2 AML other m 2021-01-19T00:34:01.39
IV.TERO.HNN. ML:1.9 0.00055042435 0.08 AML other m 2021-01-19T00:34:03.05
IV.TERO.HHN. ML:1.8 0.0005015 0.98 AML other m 2021-01-19T00:34:03.58
IV.TERO.HHE. ML:1.7 0.0003330587 0.08 AML other m 2021-01-19T00:34:03.09
IV.TERO.HNE. ML:1.7 0.00032673924999999997 0.07 AML other m 2021-01-19T00:34:03.42
IV.SMA1.EHN. ML:1.8 0.0003695 1.8 AML other m 2021-01-19T00:34:04.90
IV.SMA1.EHE. ML:1.7 0.0003641588 0.32 AML other m 2021-01-19T00:34:04.41
IV.RM33.EHN. ML:1.5 0.00019404755 0.18 AML other m 2021-01-19T00:34:04.94
IV.RM33.EHE. ML:1.6 0.00025481195 0.26 AML other m 2021-01-19T00:34:05.51
IV.MTRA.HNE. ML:2.4 0.0012873765000000002 0.1 AML other m 2021-01-19T00:34:06.14
IV.MTRA.EHE. ML:2.5 0.0013199999999999998 0.1 AML other m 2021-01-19T00:34:06.14
IV.MTRA.HNN. ML:2.3 0.00085437255 0.21 AML other m 2021-01-19T00:34:06.57
IV.MTRA.EHN. ML:2.3 0.0008620232 0.22 AML other m 2021-01-19T00:34:06.57
IV.FAGN.HHE. ML:1.9 0.00042449999999999996 0.18 AML other m 2021-01-19T00:34:07.61
IV.FAGN.HHN. ML:1.8 0.00032814865000000006 0.18 AML other m 2021-01-19T00:34:08.41
IV.LNSS.HHE. ML:1.9 0.00027449999999999995 0.12 AML other m 2021-01-19T00:34:08.95
IV.VCEL.EHE. ML:1.9 0.00036386415 0.12 AML other m 2021-01-19T00:34:09.21
IV.T0110.HHE. ML:2.0 0.0003875 0.2 AML other m 2021-01-19T00:34:09.21
IV.VCEL.EHN. ML:1.9 0.0003655 0.2 AML other m 2021-01-19T00:34:09.64
IV.LNSS.HHN. ML:1.8 0.00020138135 0.28 AML other m 2021-01-19T00:34:09.45
IV.T0110.HHN. ML:1.9 0.00029948945 0.2 AML other m 2021-01-19T00:34:09.75
IV.NRCA.HNE. ML:2.3 0.0005177815 0.1 AML other m 2021-01-19T00:34:12.60
IV.NRCA.HNN. ML:2.4 0.0007059999999999999 0.12 AML other m 2021-01-19T00:34:12.19
IV.NRCA.HHN. ML:2.4 0.0007675000000000001 0.1 AML other m 2021-01-19T00:34:12.19
IV.NRCA.HHE. ML:2.3 0.00052959395 0.14 AML other m 2021-01-19T00:34:12.60
IV.ARRO.EHE. ML:1.3 0.00004396874 0.2 AML other m 2021-01-19T00:34:17.52
IV.FDMO.HHN. ML:1.8 0.00009460000000000001 1.8 AML other m 2021-01-19T00:34:17.00
IV.ARRO.EHN. ML:1.4 0.00004915 0.2 AML other m 2021-01-19T00:34:18.00
IV.CSP1.EHN. ML:0.0 0.00012563348499999998 0.12 AML other m 2021-01-19T00:34:20.14
IV.GUMA.HHN. ML:2.0 0.000167 0.3 AML other m 2021-01-19T00:34:18.76
IV.CSP1.EHE. ML:0.0 0.00011985163999999999 0.1 AML other m 2021-01-19T00:34:19.05
IV.CESI.HHE. ML:1.5 0.00004367504 0.1 AML other m 2021-01-19T00:34:20.23
IV.FDMO.HHE. ML:1.7 0.00008549999999999999 0.2 AML other m 2021-01-19T00:34:19.41
IV.CESI.HHN. ML:1.6 0.00005456456 0.18 AML other m 2021-01-19T00:34:20.55
IV.GUMA.HHE. ML:2.0 0.00019262750000000002 0.26 AML other m 2021-01-19T00:34:20.52
IV.MOMA.HHE. ML:1.7 0.0000641 0.26 AML other m 2021-01-19T00:34:21.78
IV.MOMA.HHN. ML:1.6 0.00005575 1.76 AML other m 2021-01-19T00:34:22.95
IV.ASSB.HHE. ML:1.4 0.00003120059 0.12 AML other m 2021-01-19T00:34:25.46
IV.ASSB.HHN. ML:1.6 0.000038167745 0.16 AML other m 2021-01-19T00:34:25.70
IV.RM33.HNN. ML:1.5 0.00020684515 0.16 AML other m 2021-01-19T00:34:05.32
IV.RM33.HNE. ML:1.6 0.0002649837 0.27 AML other m 2021-01-19T00:34:05.51
IV.LNSS.HNN. ML:1.7 0.00018306229999999997 0.28 AML other m 2021-01-19T00:34:09.46
IV.LNSS.HNE. ML:1.8 0.0002441522 0.12 AML other m 2021-01-19T00:34:08.96
IV.MF5.EHE. ML:1.3 0.00004480389 0.16 AML other m 2021-01-19T00:34:14.88
IV.MF5.EHN. ML:1.3 0.00004356401 0.1 AML other m 2021-01-19T00:34:15.45
IV.INTR.HHE. ML:1.4 0.000044739034999999995 0.28 AML other m 2021-01-19T00:34:18.90
IV.INTR.HHN. ML:1.5 0.000055019165 0.4 AML other m 2021-01-19T00:34:16.26
IV.GUMA.HNE. ML:2.0 0.00017433774999999998 0.2 AML other m 2021-01-19T00:34:17.93
IV.EL6.EHE. ML:1.8 0.00005793796499999999 0.36 AML other m 2021-01-19T00:34:30.24
IV.EL6.EHN. ML:1.7 0.000052348645 0.38 AML other m 2021-01-19T00:34:29.40
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