Earthquake with magnitude of ML 1.3 on date 22-01-2020 and time 19:17:03 (UTC) in region 6 km W Arquata del Tronto (AP)

A magnitude ML 1.3 earthquake occured in region: 6 km W Arquata del Tronto (AP), on

  • 22-01-2020 19:17:03 (UTC)
  • 22-01-2020 20:17:03 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.7520, 13.2250 at 10 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Arquata del Tronto AP 6 1178 1178
Accumoli RI 7 667 1845
Norcia PG 12 4957 6802
Montegallo AP 13 523 7325
Amatrice RI 15 2657 9982
Acquasanta Terme AP 15 2916 12898
Cittareale RI 16 482 13380
Castelsantangelo sul Nera MC 17 281 13661
Cascia PG 18 3217 16878
Montemonaco AP 19 604 17482

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km W of Teramo (54892 inhabitants)
47 Km NW of L'Aquila (69753 inhabitants)
48 Km E of Foligno (57155 inhabitants)
52 Km E of Terni (111501 inhabitants)
79 Km SE of Perugia (166134 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
87 Km W of Pescara (121014 inhabitants)
89 Km NW of Chieti (51815 inhabitants)
93 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km NE of Tivoli (56533 inhabitants)
99 Km E of Viterbo (67173 inhabitants)
99 Km S of Ancona (100861 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 1.3 2020-01-22
19:17:03
42.7522 13.2253 10 2020-07-18
21:08:24
Bollettino Sismico Italiano INGV 77076891
Reviewed
Rev100
ML 1.3 2020-01-22
19:17:03
42.7553 13.2267 10 2020-01-22
19:21:21
Sala Sismica INGV-Roma 75737261
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-22 19:17:03 ± 0.05
Latitude 42.7522 ± 0.0027
Longitude 13.2253 ± 0.0037
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77076891

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 272
Semi-minor axis of confidence ellipse (meter) 199
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 78
Circular confidence region, given by single value of horizontal uncertainty (meter) 270.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 93
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
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) 0.11511
Epicentral distance of station farthest from the epicenter (degree) 0.33994
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 75737261
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-22 19:21:21

ML:1.3

Field Value
Value 1.3
Uncertainty 0.1
Num. used stations 6
Type of magnitude ML
Reference to an origin 77076891
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-03-06 15:29:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.FDMO.HHZ. 2020-01-22T19:17:14.98 0.6 undecidable manual S 340 33.4443 50 -0.2 47
IV.RM33.EHZ. 2020-01-22T19:17:13.29 0.3 undecidable manual S 182 26.9508 50 -0.15 71
IV.LNSS.HHZ. 2020-01-22T19:17:12.04 0.3 undecidable manual S 222 22.3554 114 0.06 73
IV.CSP1.EHZ. 2020-01-22T19:17:10.83 0.3 undecidable manual P 357 37.7289 50 -0.06 71
IV.FDMO.HHZ. 2020-01-22T19:17:10.08 0.3 undecidable manual P 340 33.4443 50 -0.16 71
IV.MF5.EHZ. 2020-01-22T19:17:10.49 0.3 undecidable manual P 36 32.3454 50 0.43 67
IV.SMA1.EHZ. 2020-01-22T19:17:10.01 0.3 undecidable manual S 146 16.1727 121 -0.05 74
IV.MMO1.EHZ. 2020-01-22T19:17:10.57 0.6 undecidable manual S 27 18.2706 118 -0.12 49
IV.MC2.EHZ. 2020-01-22T19:17:10.81 0.6 undecidable manual S 351 17.9709 119 0.23 48
IV.MTRA.EHZ. 2020-01-22T19:17:09.21 0.1 undecidable manual S 88 13.9749 125 -0.19 97
IV.RM33.EHZ. 2020-01-22T19:17:09.19 0.3 undecidable manual P 182 26.9508 50 -0.05 73
IV.NRCA.HHZ. 2020-01-22T19:17:08.84 0.1 undecidable manual S 315 12.7761 127 -0.24 96
IV.LNSS.HHZ. 2020-01-22T19:17:08.45 0.1 undecidable manual P 222 22.3554 114 0.06 98
IV.SMA1.EHZ. 2020-01-22T19:17:07.48 0.3 undecidable manual P 146 16.1727 121 0.19 72
IV.MMO1.EHZ. 2020-01-22T19:17:07.64 0.1 undecidable manual P 27 18.2706 118 -0.01 100
IV.MC2.EHZ. 2020-01-22T19:17:07.86 0.3 undecidable manual P 351 17.9709 119 0.28 71
IV.NRCA.HHZ. 2020-01-22T19:17:06.76 0.1 undecidable manual P 315 12.7761 127 0.04 100
IV.MTRA.EHZ. 2020-01-22T19:17:06.93 0.1 undecidable manual P 88 13.9749 125 0.02 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.NRCA.HHN. ML:1.1 0.000127 1.84 AML other m 2020-01-22T19:17:08.99
IV.NRCA.HHE. ML:1.2 0.000153 0.4 AML other m 2020-01-22T19:17:09.00
IV.MTRA.EHE. ML:1.4 0.00027600000000000004 0.32 AML other m 2020-01-22T19:17:09.41
IV.MTRA.EHN. ML:1.3 0.0001975 0.16 AML other m 2020-01-22T19:17:09.66
IV.LNSS.HHE. ML:1.3 0.00014649999999999998 0.12 AML other m 2020-01-22T19:17:12.97
IV.LNSS.HHN. ML:1.3 0.000145 1.86 AML other m 2020-01-22T19:17:12.98
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