Earthquake with magnitude of ML 1.3 on date 28-01-2020 and time 18:29:50 (Italy) in region 4 km W Preci (PG)

A magnitude ML 1.3 earthquake occured in region: 4 km W Preci (PG), on

  • 28-01-2020 17:29:50 (UTC)
  • 28-01-2020 18:29:50 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.8840, 12.9930 at 11 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
Preci PG 4 724 724
Sellano PG 5 1079 1803
Cerreto di Spoleto PG 9 1075 2878
Visso MC 10 1107 3985
Monte Cavallo MC 12 145 4130
Norcia PG 13 4957 9087
Castelsantangelo sul Nera MC 13 281 9368
Ussita MC 14 444 9812
Vallo di Nera PG 17 364 10176
Cascia PG 18 3217 13393
Pieve Torina MC 19 1458 14851
Fiordimonte MC 19 202 15053
Campello sul Clitunno PG 19 2442 17495
Poggiodomo PG 20 117 17612
Trevi PG 20 8469 26081

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km E of Foligno (57155 inhabitants)
46 Km NE of Terni (111501 inhabitants)
55 Km E of Perugia (166134 inhabitants)
63 Km W of Teramo (54892 inhabitants)
68 Km NW of L'Aquila (69753 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
92 Km SW 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 2020-01-28
17:29:50
42.8837 12.9932 11 2020-07-18
21:08:30
Bollettino Sismico Italiano INGV 77754371
Reviewed
Rev100
ML 1.4 2020-01-28
17:29:50
42.8852 12.9922 11 2020-01-28
17:40:33
Sala Sismica INGV-Roma 75960281
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-01-28 17:29:50 ± 0.06
Latitude 42.8837 ± 0.0027
Longitude 12.9932 ± 0.0049
Depth (km) 11 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 77754371

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 468
Semi-minor axis of confidence ellipse (meter) 269
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 68
Circular confidence region, given by single value of horizontal uncertainty (meter) 470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.29318
Number of stations at which the event was observed 23
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 77754371
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-01 10:23:05

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 75960281
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-01-28 17:40:33
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SALB.HHZ. 2020-01-28T17:31:44.76 3.0 undecidable manual Sg 6.07 0
IV.EUCT.HNZ. 2020-01-28T17:31:38.03 3.0 undecidable manual Sg 10.43 0
IV.IMI.HHZ. 2020-01-28T17:31:28.74 3.0 undecidable manual Sn -2.18 0
IV.TEOL.HHZ. 2020-01-28T17:31:14.60 3.0 undecidable manual Sg 7.29 0
IV.MCRV.HHZ. 2020-01-28T17:31:03.10 3.0 undecidable manual Sn -4.41 0
IV.SALB.HHZ. 2020-01-28T17:30:57.58 3.0 negative manual Pg 7.55 0
IV.MILN.HNZ. 2020-01-28T17:30:57.46 3.0 undecidable manual Pg 11.66 0
OX.ACOM.HHZ. 2020-01-28T17:30:54.89 3.0 undecidable manual Pg 6.88 0
IV.FIU.EHZ. 2020-01-28T17:30:54.73 3.0 undecidable manual Sg 2.92 0
OX.FUSE.HHZ. 2020-01-28T17:30:43.24 3.0 undecidable manual Pn -2.38 0
IT.VNF1.HGZ. 2020-01-28T17:30:39.53 3.0 undecidable manual Sg -1.58 0
IV.CADC.HNZ. 2020-01-28T17:30:37.70 3.0 negative manual Pn -2.35 0
IV.MCRV.HHZ. 2020-01-28T17:30:26.31 3.0 undecidable manual Pn -6.2 0
IV.CAFE.HHZ. 2020-01-28T17:30:25.89 3.0 undecidable manual Pn -4.75 0
IV.PTRJ.HNZ. 2020-01-28T17:30:24.70 3.0 undecidable manual Pg 2.54 0
IV.SFI.HNZ. 2020-01-28T17:30:09.90 3.0 undecidable manual P -3.19 0
IV.PF6.EHN. 2020-01-28T17:30:01.68 0.6 undecidable manual S 30 32.5452 50 -0.03 49
IV.LNSS.HNE. 2020-01-28T17:30:01.40 0.3 undecidable manual S 173 31.3464 50 0.01 74
IV.CSP1.EHE. 2020-01-28T17:30:00.70 0.3 undecidable manual S 37 28.749 50 0.01 74
IV.MML1.EHZ. 2020-01-28T17:29:59.77 0.6 undecidable manual S 356 25.5522 50 -0.06 49
IV.MC2.EHZ. 2020-01-28T17:29:57.40 0.3 undecidable manual S 79 16.1727 124 0.12 74
IV.CSP1.EHE. 2020-01-28T17:29:56.39 0.3 undecidable manual P 37 28.749 50 0 74
IV.CESI.HHZ. 2020-01-28T17:29:56.87 0.1 undecidable manual S 332 15.2736 125 -0.13 99
IV.LNSS.HNE. 2020-01-28T17:29:56.71 0.3 undecidable manual P 173 31.3464 50 -0.08 73
IV.PF6.EHN. 2020-01-28T17:29:56.76 0.3 undecidable manual P 30 32.5452 50 -0.21 71
IV.FEMA.HNE. 2020-01-28T17:29:55.69 0.3 undecidable manual S 28 9.879 138 0.1 75
IV.NRCA.HHZ. 2020-01-28T17:29:55.70 0.1 undecidable manual S 119 11.2776 134 -0.25 97
IT.MTCL.HGE. 2020-01-28T17:29:55.90 0.1 undecidable manual S 2 12.2766 132 -0.28 96
IV.MML1.EHZ. 2020-01-28T17:29:55.99 0.3 undecidable manual P 356 25.5522 50 0.1 73
IV.MC2.EHZ. 2020-01-28T17:29:54.45 0.3 undecidable manual P 79 16.1727 124 0.04 75
IV.CESI.HHZ. 2020-01-28T17:29:54.45 0.1 undecidable manual P 332 15.2736 125 0.2 97
IT.MTCL.HGE. 2020-01-28T17:29:53.87 0.3 undecidable manual P 2 12.2766 132 0.09 75
IV.FEMA.HNE. 2020-01-28T17:29:53.81 0.3 undecidable manual P 28 9.879 138 0.37 71
IV.NRCA.HHZ. 2020-01-28T17:29:53.74 0.1 undecidable manual P 119 11.2776 134 0.09 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HNE. ML:1.0 0.00010000123 0.6016 AML other m 2020-01-28T17:29:54.64
IV.NRCA.HNN. ML:1.3 0.0002319605 0.1664 AML other m 2020-01-28T17:29:55.81
IV.NRCA.HHN. ML:1.4 0.00025702955 0.1792 AML other m 2020-01-28T17:29:55.81
IV.NRCA.HNE. ML:1.5 0.00032687339999999996 0.0896 AML other m 2020-01-28T17:29:56.06
IV.NRCA.HHE. ML:1.5 0.00034940835 0.0768 AML other m 2020-01-28T17:29:56.06
IV.CESI.HHE. ML:1.0 0.000087518475 0.0768 AML other m 2020-01-28T17:29:57.29
IV.CESI.HHN. ML:1.3 0.0001644703 0.32 AML other m 2020-01-28T17:29:57.25
IV.CESI.HNN. ML:1.9 0.0007136331999999999 0.5376 AML other m 2020-01-28T17:29:59.44
IV.RM33.HNN. ML:1.7 0.00014866895000000002 1.2064 AML other m 2020-01-28T17:30:00.79
IV.RM33.EHN. ML:1.0 0.000028038135 1.0016 AML other m 2020-01-28T17:30:03.95
IV.RM33.HNE. ML:1.7 0.000144038335 0.6016 AML other m 2020-01-28T17:30:19.40
IV.RM33.EHE. ML:1.1 0.000034473445 0.5152 AML other m 2020-01-28T17:30:19.70
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