Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.1 on date 09-01-2020 and time 01:22:30 (Italy) in region 2 km NW Campotosto (AQ)

A magnitude ML 1.1 earthquake occured in region: 2 km NW Campotosto (AQ), on

  • 09-01-2020 00:22:30 (UTC)
  • 09-01-2020 01:22:30 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.5700, 13.3480 at 9 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
Campotosto AQ 2 542 542
Capitignano AQ 7 665 1207
Amatrice RI 8 2657 3864
Montereale AQ 10 2581 6445
Crognaleto TE 11 1297 7742
Barete AQ 14 737 8479
Cortino TE 14 656 9135
Pizzoli AQ 15 4326 13461
Fano Adriano TE 16 296 13757
Cagnano Amiterno AQ 16 1369 15126
Accumoli RI 16 667 15793
Cittareale RI 16 482 16275
Pietracamela TE 18 271 16546
Borbona RI 19 617 17163
Rocca Santa Maria TE 20 537 17700

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km N of L'Aquila (69753 inhabitants)
31 Km W of Teramo (54892 inhabitants)
57 Km E of Terni (111501 inhabitants)
66 Km W of Montesilvano (53738 inhabitants)
68 Km SE of Foligno (57155 inhabitants)
72 Km W of Chieti (51815 inhabitants)
72 Km W of Pescara (121014 inhabitants)
81 Km NE of Tivoli (56533 inhabitants)
81 Km NE of Guidonia Montecelio (88673 inhabitants)
98 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
Reviewed
Rev100 		ML 1.1 2020-01-09
00:22:30		 42.5702 13.3485 9 2020-01-09
00:34:44		 Sala Sismica INGV-Roma 75396891
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-09 00:22:30 ± 0.06
Latitude 42.5702 ± 0.0027
Longitude 13.3485 ± 0.0037
Depth (km) 9 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75396891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 377
Semi-minor axis of confidence ellipse (meter) 134
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 229
Circular confidence region, given by single value of horizontal uncertainty (meter) 380.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 114
Number of associated phases, regardless of their use for origin computation 23
Number of defining phases 20
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.17
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.50362
Number of stations at which the event was observed 13
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.1

Field Value
Value 1.1
Uncertainty 0.2
Num. used stations 13
Type of magnitude ML
Reference to an origin 75396891
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-09 00:34:44
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FIR.HHZ. 2020-01-09T00:23:19.76 3.0 undecidable manual Sn -0.5 0
IV.TOLF.HHZ. 2020-01-09T00:23:01.09 3.0 undecidable manual Sg 0.04 0
IV.FDMO.HHZ. 2020-01-09T00:22:48.54 1.0 undecidable manual S 338 55.8996 50 0.35 22
IV.FAGN.HHZ. 2020-01-09T00:22:44.26 1.0 undecidable manual S 150 38.8278 50 0.63 21
IV.NRCA.HHZ. 2020-01-09T00:22:42.44 0.3 undecidable manual S 327 34.9428 50 -0.13 72
IV.FDMO.HHZ. 2020-01-09T00:22:40.82 0.6 undecidable manual P 338 55.8996 50 0.16 46
IV.LNSS.HNE. 2020-01-09T00:22:39.73 0.3 undecidable manual S 278 25.4523 110 -0.04 75
IV.MTRA.EHZ. 2020-01-09T00:22:38.14 0.3 undecidable manual S 11 21.0678 114 -0.23 72
IV.GIGS.HHZ. 2020-01-09T00:22:38.48 0.6 undecidable manual S 125 22.4553 112 -0.33 47
IV.FAGN.HHZ. 2020-01-09T00:22:37.87 0.6 undecidable manual P 150 38.8278 50 -0.16 47
IV.NRCA.HHZ. 2020-01-09T00:22:37.24 0.3 undecidable manual P 327 34.9428 50 -0.18 71
IV.SRES.HHZ. 2020-01-09T00:22:36.37 3.0 negative manual P 0.02 0
IV.RM33.EHZ. 2020-01-09T00:22:35.74 0.3 undecidable manual S 238 12.876 126 -0.14 75
IV.LNSS.HNE. 2020-01-09T00:22:35.68 0.3 undecidable manual P 278 25.4523 110 -0.13 73
IV.GIGS.HHZ. 2020-01-09T00:22:35.31 0.3 undecidable manual P 125 22.4553 112 0.06 75
IV.CAMP.HHZ. 2020-01-09T00:22:34.00 0.6 undecidable manual S 128 6.1938 146 -0.25 49
IV.T1299.EHZ. 2020-01-09T00:22:34.84 0.3 undecidable manual S 323 8.9799 136 0 77
IV.MTRA.EHZ. 2020-01-09T00:22:34.94 0.3 undecidable manual P 11 21.0678 114 -0.05 75
IV.SMA1.EHZ. 2020-01-09T00:22:34.50 0.3 undecidable manual S 351 6.7932 144 0.14 76
IV.RM33.EHZ. 2020-01-09T00:22:33.68 0.3 undecidable manual P 238 12.876 126 0.12 75
IV.T1299.EHZ. 2020-01-09T00:22:33.13 0.3 undecidable manual P 323 8.9799 136 0.17 75
IV.SMA1.EHZ. 2020-01-09T00:22:32.95 0.3 undecidable manual P 351 6.7932 144 0.27 74
IV.CAMP.HHZ. 2020-01-09T00:22:32.80 0.1 undecidable manual P 128 6.1938 146 0.18 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.SMA1.EHE. ML:1.6 0.0006725 0.34 AML other m 2020-01-09T00:22:34.72
IV.SMA1.EHN. ML:1.5 0.00048699999999999997 0.28 AML other m 2020-01-09T00:22:34.77
IV.RM33.EHE. ML:1.0 0.0001045 0.18 AML other m 2020-01-09T00:22:36.48
IV.RM33.EHN. ML:0.8 0.0000722 0.16 AML other m 2020-01-09T00:22:37.15
IV.MTRA.EHN. ML:1.0 0.000063 0.78 AML other m 2020-01-09T00:22:38.47
IV.MTRA.EHE. ML:1.1 0.00009075 0.42 AML other m 2020-01-09T00:22:38.87
IV.RM33.HNE. ML:1.1 0.00013800609999999999 0.75 AML other m 2020-01-09T00:22:36.56
IV.RM33.HNN. ML:1.1 0.0001313292 1.95 AML other m 2020-01-09T00:22:36.28
IV.MTRA.HNE. ML:1.2 0.00012226554 0.85 AML other m 2020-01-09T00:22:38.97
IV.MTRA.HNN. ML:1.2 0.000122441085 0.88 AML other m 2020-01-09T00:22:38.45
IV.GIGS.HHN. ML:0.5 0.0000182792945 0.12 AML other m 2020-01-09T00:22:38.80
IV.NRCA.HHE. ML:1.0 0.0000433004 0.12 AML other m 2020-01-09T00:22:42.86
IV.NRCA.HHN. ML:1.0 0.00003943620000000001 2.28 AML other m 2020-01-09T00:22:42.72
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