Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.5 on date 08-07-2020 and time 06:23:20 (Italy) in region 3 km SW Campotosto (AQ)

A magnitude ML 1.5 earthquake occured in region: 3 km SW Campotosto (AQ), on

  • 08-07-2020 04:23:20 (UTC)
  • 08-07-2020 06:23:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5410, 13.3500 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
Campotosto AQ 3 542 542
Capitignano AQ 5 665 1207
Montereale AQ 9 2581 3788
Crognaleto TE 11 1297 5085
Amatrice RI 11 2657 7742
Barete AQ 11 737 8479
Pizzoli AQ 12 4326 12805
Cagnano Amiterno AQ 14 1369 14174
Fano Adriano TE 16 296 14470
Cortino TE 16 656 15126
Pietracamela TE 17 271 15397
Cittareale RI 18 482 15879
Borbona RI 18 617 16496
Accumoli RI 19 667 17163

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km N of L'Aquila (69753 inhabitants)
32 Km W of Teramo (54892 inhabitants)
58 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
70 Km SE of Foligno (57155 inhabitants)
70 Km W of Chieti (51815 inhabitants)
71 Km W of Pescara (121014 inhabitants)
79 Km NE of Tivoli (56533 inhabitants)
79 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 1.5 2020-07-08
04:23:20		 42.5413 13.3497 8 2020-11-19
12:36:53		 Bollettino Sismico Italiano INGV 81193221
Reviewed
Rev100 		ML 1.5 2020-07-08
04:23:20		 42.5433 13.3533 8 2020-07-08
04:33:27		 Sala Sismica INGV-Roma 80871821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-07-08 04:23:20 ± 0.07
Latitude 42.5413 ± 0.0045
Longitude 13.3497 ± 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 81193221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 589
Semi-minor axis of confidence ellipse (meter) 172
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 231
Circular confidence region, given by single value of horizontal uncertainty (meter) 590.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 84
Number of associated phases, regardless of their use for origin computation 40
Number of defining phases 40
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) 0.04407
Epicentral distance of station farthest from the epicenter (degree) 0.56657
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 80871821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-07-08 04:33:27

ML:1.5

Field Value
Value 1.5
Uncertainty 0.2
Num. used stations 29
Type of magnitude ML
Reference to an origin 81193221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-07-20 16:16:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OFFI.HHE. 2020-07-08T04:23:39.20 0.6 undecidable manual S 32 51.5151 50 1.75 23
IV.FDMO.HHZ. 2020-07-08T04:23:39.30 0.3 undecidable manual S 339 58.8966 50 -0.12 70
IV.MF5.EHZ. 2020-07-08T04:23:38.00 0.6 undecidable manual S 10 50.3163 50 0.88 37
IV.T0110.HHZ. 2020-07-08T04:23:37.00 0.3 undecidable manual S 135 49.2174 50 0.18 70
IV.VCEL.EHZ. 2020-07-08T04:23:35.90 0.6 undecidable manual S 112 43.3233 50 0.64 42
IV.MC2.EHZ. 2020-07-08T04:23:35.00 0.6 undecidable manual S 342 43.1235 50 -0.19 47
IV.MMO1.EHN. 2020-07-08T04:23:34.10 0.6 undecidable manual S 357 39.7269 50 -0.2 47
IV.NRCA.HHZ. 2020-07-08T04:23:33.10 0.6 undecidable manual S 329 37.629 50 -0.64 42
IV.FAGN.HHZ. 2020-07-08T04:23:33.00 0.6 undecidable manual S 148 36.1416 50 -0.32 46
IV.CESX.HHE. 2020-07-08T04:23:32.13 0.6 undecidable manual P 277 62.7927 50 0.07 47
IV.CESI.HHE. 2020-07-08T04:23:31.96 0.1 undecidable manual P 325 62.8926 50 -0.12 92
IV.CSP1.EHZ. 2020-07-08T04:23:31.70 0.1 undecidable manual P 349 62.1933 50 -0.27 90
IV.FDMO.HHZ. 2020-07-08T04:23:31.09 0.1 undecidable manual P 339 58.8966 50 -0.38 88
IV.OFFI.HHE. 2020-07-08T04:23:31.03 0.3 undecidable manual P 32 51.5151 50 0.7 60
IV.GUMA.HHZ. 2020-07-08T04:23:31.61 1.0 negative manual P 359 57.7977 50 0.31 22
IV.LNSS.HHZ. 2020-07-08T04:23:30.10 0.6 undecidable manual S 285 26.1516 107 -0.03 50
IV.MF5.EHZ. 2020-07-08T04:23:30.50 0.3 undecidable manual P 10 50.3163 50 0.36 67
IV.T0110.HHZ. 2020-07-08T04:23:30.20 1.0 undecidable manual P 135 49.2174 50 0.23 23
IV.VCEL.EHZ. 2020-07-08T04:23:29.57 0.6 positive manual P 112 43.3233 50 0.5 44
IV.MMO1.EHN. 2020-07-08T04:23:28.30 0.3 undecidable manual P 357 39.7269 50 -0.21 71
IV.MC2.EHZ. 2020-07-08T04:23:28.84 0.1 undecidable manual P 342 43.1235 50 -0.19 94
IV.MTRA.EHZ. 2020-07-08T04:23:28.90 0.6 undecidable manual S 9 24.1536 109 -0.57 44
MN.AQU.HNN. 2020-07-08T04:23:28.50 0.6 undecidable manual S 168 21.2676 111 -0.02 51
IV.TERO.HHZ. 2020-07-08T04:23:28.50 0.6 undecidable manual S 66 22.6551 110 -0.47 46
IV.GIGS.HHZ. 2020-07-08T04:23:27.80 0.3 undecidable manual S 118 20.6682 112 -0.54 68
IV.NRCA.HHZ. 2020-07-08T04:23:27.87 0.1 positive manual P 329 37.629 50 -0.32 93
IV.FAGN.HHZ. 2020-07-08T04:23:27.76 0.3 undecidable manual P 148 36.1416 50 -0.19 72
IV.LNSS.HHZ. 2020-07-08T04:23:26.16 0.1 undecidable manual P 285 26.1516 107 0.06 100
IV.T1299.HNZ. 2020-07-08T04:23:26.00 0.3 undecidable manual S 332 11.6772 125 0.44 71
IV.TERO.HHZ. 2020-07-08T04:23:25.35 0.1 positive manual P 66 22.6551 110 -0.08 100
IV.RM33.EHZ. 2020-07-08T04:23:25.50 0.6 undecidable manual S 252 11.5773 125 -0.05 51
IV.MTRA.EHZ. 2020-07-08T04:23:25.48 0.1 undecidable manual P 9 24.1536 109 -0.24 96
MN.AQU.HNN. 2020-07-08T04:23:24.65 0.3 undecidable manual P 168 21.2676 111 -0.52 68
IV.CAMP.HHZ. 2020-07-08T04:23:24.00 0.6 undecidable manual S 97 4.8951 149 0.07 52
IV.GIGS.HHZ. 2020-07-08T04:23:24.96 0.1 undecidable manual P 118 20.6682 112 -0.11 100
IV.SMA1.EHZ. 2020-07-08T04:23:24.60 0.3 undecidable manual S 353 9.9789 130 -0.49 70
IV.T1299.HNZ. 2020-07-08T04:23:23.95 0.1 undecidable manual P 332 11.6772 125 0.48 94
IV.RM33.EHZ. 2020-07-08T04:23:23.87 0.1 positive manual P 252 11.5773 125 0.41 95
IV.SMA1.EHZ. 2020-07-08T04:23:23.56 0.1 negative manual P 353 9.9789 130 0.37 96
IV.CAMP.HHZ. 2020-07-08T04:23:22.92 0.1 undecidable manual P 97 4.8951 149 0.4 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:0.0 0.00032382565000000003 0.2816 AML other m 2020-07-08T04:23:26.17
IV.RM33.HNE. ML:0.0 0.0005339067499999999 0.16 AML other m 2020-07-08T04:23:26.11
IV.RM33.EHE. ML:0.0 0.00053358745 0.16 AML other m 2020-07-08T04:23:26.04
IV.RM33.HNN. ML:0.0 0.00051324375 0.1408 AML other m 2020-07-08T04:23:26.29
IV.RM33.EHN. ML:0.0 0.00048584229999999994 0.1408 AML other m 2020-07-08T04:23:26.36
IV.SMA1.EHN. ML:0.0 0.00023130444999999998 0.24 AML other m 2020-07-08T04:23:28.34
IV.MTRA.EHN. ML:0.0 0.00020568005 0.2592 AML other m 2020-07-08T04:23:29.37
IV.TERO.HHE. ML:0.0 0.00012844701 0.08 AML other m 2020-07-08T04:23:29.93
IV.MTRA.EHE. ML:0.0 0.00021221925 0.3008 AML other m 2020-07-08T04:23:29.33
IV.TERO.HHN. ML:0.0 0.00019306955 0.08 AML other m 2020-07-08T04:23:29.67
IV.NRCA.HHN. ML:0.0 0.0001396008 0.1408 AML other m 2020-07-08T04:23:33.32
IV.NRCA.HHE. ML:0.0 0.0002555263 0.1216 AML other m 2020-07-08T04:23:33.49
IV.FAGN.HHE. ML:0.0 0.0001587422 0.4224 AML other m 2020-07-08T04:23:36.63
IV.VCEL.EHN. ML:0.0 0.00009918281 0.24 AML other m 2020-07-08T04:23:38.08
IV.FAGN.HHN. ML:0.0 0.00014069195 0.2784 AML other m 2020-07-08T04:23:38.07
IV.VCEL.EHE. ML:0.0 0.00011430400000000001 0.2816 AML other m 2020-07-08T04:23:38.72
IV.T0110.HHE. ML:0.0 0.00006514929 0.2816 AML other m 2020-07-08T04:23:41.59
IV.T0110.HHN. ML:0.0 0.00005633174 0.2816 AML other m 2020-07-08T04:23:39.24
IV.FDMO.HHE. ML:0.0 0.000021424175 0.2592 AML other m 2020-07-08T04:23:42.35
IV.FDMO.HHN. ML:0.0 0.00001727092 0.24 AML other m 2020-07-08T04:23:43.53
IV.CAMP.HHE. ML:0.0 0.00037415885000000005 0.2784 AML other m 2020-07-08T04:23:24.11
IV.CAMP.HHN. ML:0.0 0.00047017989999999997 0.2592 AML other m 2020-07-08T04:23:26.13
IV.TERO.HNE. ML:1.4 0.000171845655 0.2112 AML other m 2020-07-08T04:23:32.45
IV.TERO.HNN. ML:1.4 0.00018213915 0.0768 AML other m 2020-07-08T04:23:29.68
IV.MTRA.HNN. ML:1.5 0.00019146594999999998 0.2496 AML other m 2020-07-08T04:23:29.36
IV.MTRA.HNE. ML:1.5 0.0002023127 0.2912 AML other m 2020-07-08T04:23:29.33
IV.NRCA.HNN. ML:1.6 0.00014753784999999999 0.5728 AML other m 2020-07-08T04:23:42.62
IV.NRCA.HNE. ML:1.8 0.00024790384999999997 0.1312 AML other m 2020-07-08T04:23:33.49
IV.GUMA.HNE. ML:1.9 0.00016368012999999997 0.9792 AML other m 2020-07-08T04:23:44.74
IV.GUMA.HHE. ML:1.6 0.000082257535 0.24 AML other m 2020-07-08T04:23:41.98
IV.GUMA.HHN. ML:1.5 0.00007006671 0.3424 AML other m 2020-07-08T04:23:41.53
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