Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.3 on date 22-01-2020 and time 11:38:38 (UTC) in region 6 km W Serravalle di Chienti (MC)

A magnitude ML 1.3 earthquake occured in region: 6 km W Serravalle di Chienti (MC), on

  • 22-01-2020 11:38:38 (UTC)
  • 22-01-2020 12:38:38 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0590, 12.8770 at 8 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
Serravalle di Chienti MC 6 1070 1070
Nocera Umbra PG 9 5839 6909
Valtopina PG 10 1398 8307
Sefro MC 11 422 8729
Monte Cavallo MC 12 145 8874
Muccia MC 14 915 9789
Pieve Torina MC 14 1458 11247
Fiuminata MC 15 1402 12649
Pioraco MC 16 1134 13783
Pievebovigliana MC 17 866 14649
Fiordimonte MC 18 202 14851
Camerino MC 18 6974 21825
Foligno PG 18 57155 78980
Spello PG 18 8645 87625
Sellano PG 19 1079 88704

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NE of Foligno (57155 inhabitants)
40 Km E of Perugia (166134 inhabitants)
58 Km NE of Terni (111501 inhabitants)
81 Km NW of Teramo (54892 inhabitants)
81 Km SW of Ancona (100861 inhabitants)
88 Km S of Fano (60888 inhabitants)
89 Km NW of L'Aquila (69753 inhabitants)
92 Km E of Arezzo (99543 inhabitants)
95 Km S of Pesaro (94582 inhabitants)
95 Km NE of Viterbo (67173 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 1.3 2020-01-22
11:38:38		 43.0592 12.8772 8 2020-01-22
11:46:43		 Sala Sismica INGV-Roma 75723341
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-22 11:38:38 ± 0.05
Latitude 43.0592 ± 0.0027
Longitude 12.8772 ± 0.0037
Depth (km) 8 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 75723341

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 370
Semi-minor axis of confidence ellipse (meter) 124
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 32
Circular confidence region, given by single value of horizontal uncertainty (meter) 370.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 43
Number of associated phases, regardless of their use for origin computation 29
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.19
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.53690
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 19
Type of magnitude ML
Reference to an origin 75723341
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-22 11:46:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.OSSC.HHZ. 2020-01-22T11:39:19.74 3.0 undecidable manual S -1.29 0
IV.PIEI.HHZ. 2020-01-22T11:38:58.16 0.6 undecidable manual S 333 59.5959 50 0.47 56
IV.EL6.EHZ. 2020-01-22T11:38:51.03 0.6 undecidable manual S 31 35.0427 50 -0.1 63
IV.PIEI.HHZ. 2020-01-22T11:38:49.53 0.3 undecidable manual P 333 59.5959 50 -0.13 90
IV.FOSV.EHZ. 2020-01-22T11:38:48.88 0.6 undecidable manual S 340 27.75 106 0.15 63
IV.CSP1.EHZ. 2020-01-22T11:38:48.54 0.6 undecidable manual S 82 26.8509 107 0.13 64
IV.ATCC.EHZ. 2020-01-22T11:38:47.69 0.6 undecidable manual S 306 23.754 109 0.29 62
IV.GAVE.EHZ. 2020-01-22T11:38:46.44 0.3 undecidable manual P 178 40.7259 50 -0.31 90
IV.SNTG.HHZ. 2020-01-22T11:38:46.88 0.6 undecidable manual S 13 22.3554 110 -0.06 65
IV.MOMA.HHZ. 2020-01-22T11:38:46.48 0.3 undecidable manual P 221 37.7289 50 0.2 92
IV.MMO1.EHZ. 2020-01-22T11:38:46.71 0.3 undecidable manual P 116 40.626 50 -0.01 95
IV.FDMO.HHZ. 2020-01-22T11:38:45.35 0.6 undecidable manual S 98 17.2716 115 0.05 66
IV.ASSB.HHZ. 2020-01-22T11:38:45.42 0.6 undecidable manual S 264 17.7711 115 -0.06 65
IV.MC2.EHZ. 2020-01-22T11:38:45.42 0.3 undecidable manual P 123 30.1476 105 0.48 88
IV.EL6.EHZ. 2020-01-22T11:38:45.59 0.3 undecidable manual P 31 35.0427 50 -0.28 91
IV.MURB.HHZ. 2020-01-22T11:38:45.85 0.3 undecidable manual P 309 36.4413 50 -0.23 92
IV.FEMA.HNZ. 2020-01-22T11:38:45.70 0.6 undecidable manual S 127 17.6712 115 0.25 63
IV.CSP1.EHZ. 2020-01-22T11:38:44.26 0.3 undecidable manual P 82 26.8509 107 -0.04 97
IV.FOSV.EHZ. 2020-01-22T11:38:44.54 0.3 undecidable manual P 340 27.75 106 0.05 97
IV.PF6.EHZ. 2020-01-22T11:38:44.13 0.3 undecidable manual P 71 27.1506 107 -0.24 93
IV.FEMA.HNZ. 2020-01-22T11:38:43.04 0.3 undecidable manual P 127 17.6712 115 0.45 91
IV.SNTG.HHZ. 2020-01-22T11:38:43.39 0.3 undecidable manual P 13 22.3554 110 -0.06 98
IV.ATCC.EHZ. 2020-01-22T11:38:43.72 0.3 undecidable manual P 306 23.754 109 0 98
IV.FDMO.HHZ. 2020-01-22T11:38:42.50 0.3 undecidable manual P 98 17.2716 115 -0.01 99
IV.ASSB.HHZ. 2020-01-22T11:38:42.63 0.3 undecidable manual P 264 17.7711 115 0.02 99
IV.MML1.HNZ. 2020-01-22T11:38:42.95 0.6 undecidable manual S 52 9.7791 130 -0.16 65
IV.MML1.HNZ. 2020-01-22T11:38:41.28 0.3 positive manual P 52 9.7791 130 0.04 100
IV.CESI.HHZ. 2020-01-22T11:38:41.70 0.6 undecidable manual S 160 6.3936 142 -0.6 59
IV.CESI.HHZ. 2020-01-22T11:38:40.59 0.3 undecidable manual P 160 6.3936 142 -0.18 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HHE. ML:1.5 0.0006443836000000001 0.224 AML other m 2020-01-22T11:38:42.12
IV.CESI.HHN. ML:1.6 0.0006836078 0.1792 AML other m 2020-01-22T11:38:42.28
IV.CESI.HNE. ML:1.5 0.0006257382 0.2112 AML other m 2020-01-22T11:38:42.25
IV.CESI.HNN. ML:1.5 0.0006074087000000001 0.1664 AML other m 2020-01-22T11:38:42.21
IV.FDMO.HHE. ML:1.2 0.0001521494 0.1984 AML other m 2020-01-22T11:38:45.55
IV.FDMO.HHN. ML:1.3 0.00017851475 0.16 AML other m 2020-01-22T11:38:45.62
IV.ATCC.EHE. ML:1.1 0.000078546735 0.2176 AML other m 2020-01-22T11:38:48.71
IV.ATCC.EHN. ML:1.2 0.000098853335 0.2624 AML other m 2020-01-22T11:38:47.89
IV.CSP1.EHE. ML:1.2 0.00007839426500000001 0.2368 AML other m 2020-01-22T11:38:48.79
IV.FOSV.EHE. ML:1.1 0.000070951255 0.16 AML other m 2020-01-22T11:38:49.06
IV.FOSV.EHN. ML:1.2 0.00007904744499999999 0.256 AML other m 2020-01-22T11:38:49.15
IV.EL6.EHE. ML:1.6 0.000170235 0.384 AML other m 2020-01-22T11:38:51.47
IV.EL6.EHN. ML:1.3 0.000085328265 0.2368 AML other m 2020-01-22T11:38:51.15
IV.GAVE.EHE. ML:1.2 0.00006128664500000001 0.2048 AML other m 2020-01-22T11:38:55.54
IV.GAVE.EHN. ML:1.1 0.000043191134999999996 0.1856 AML other m 2020-01-22T11:38:55.31
IV.MOMA.HHE. ML:1.4 0.00010593685 0.1792 AML other m 2020-01-22T11:38:53.56
IV.MOMA.HHN. ML:1.2 0.000057856165 0.1408 AML other m 2020-01-22T11:38:53.53
IV.PIEI.HHE. ML:1.1 0.00002281643 0.1216 AML other m 2020-01-22T11:39:00.07
IV.PIEI.HHN. ML:0.9 0.000015223342 0.1792 AML other m 2020-01-22T11:38:59.90
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