Earthquake with magnitude of ML 1.3 on date 20-12-2017 and time 20:45:53 (UTC) in region 9 km W Berceto (PR)

A magnitude ML 1.3 earthquake occured in region: 9 km W Berceto (PR), on

  • 20-12-2017 20:45:53 (UTC)
  • 20-12-2017 21:45:53 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.4720, 9.8940 at 14 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
Berceto PR 9 2109 2109
Borgo Val di Taro PR 10 6999 9108
Pontremoli MS 10 7357 16465
Valmozzola PR 11 539 17004
Corniglio PR 16 1936 18940
Albareto PR 16 2156 21096
Filattiera MS 16 2309 23405
Mulazzo MS 17 2424 25829
Zeri MS 17 1094 26923
Solignano PR 17 1773 28696
Compiano PR 19 1112 29808
Bagnone MS 19 1887 31695
Monchio delle Corti PR 19 933 32628

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km N of La Spezia (93959 inhabitants)
47 Km NW of Carrara (63133 inhabitants)
50 Km SW of Parma (192836 inhabitants)
52 Km NW of Massa (69479 inhabitants)
64 Km W of Reggio nell'Emilia (171345 inhabitants)
67 Km S of Piacenza (102191 inhabitants)
73 Km NW of Viareggio (62467 inhabitants)
74 Km S of Cremona (71901 inhabitants)
77 Km E of Genova (586655 inhabitants)
84 Km W of Modena (184973 inhabitants)
85 Km NW of Lucca (89046 inhabitants)
86 Km W of Carpi (70699 inhabitants)
93 Km NW of Pisa (89158 inhabitants)
98 Km SE of Pavia (72576 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 2017-12-20
20:45:53
44.4718 9.8945 14 2018-09-04
09:10:45
Bollettino Sismico Italiano INGV 58212651
Reviewed
Rev100
ML 1.3 2017-12-20
20:45:53
44.4693 9.8952 15 2017-12-20
20:53:19
Sala Sismica INGV-Roma 52704321
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2017-12-20 20:45:53 ± 0.05
Latitude 44.4718 ± 0.0036
Longitude 9.8945 ± 0.0038
Depth (km) 14 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 58212651

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 374
Semi-minor axis of confidence ellipse (meter) 155
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 24
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) 128
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) 0.15
Epicentral distance of station closest to the epicenter (degree) 0.12411
Epicentral distance of station farthest from the epicenter (degree) 0.67269
Number of stations at which the event was observed 9
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 7
Type of magnitude ML
Reference to an origin 58212651
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2018-06-28 10:05:11

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 6
Type of magnitude ML
Reference to an origin 52704321
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2017-12-20 20:53:19
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.RNCA.HHZ. 2017-12-20T20:46:16.16 0.6 undecidable manual S 270 74.6697 93 -0.05 45
GU.SARM.EHZ. 2017-12-20T20:46:10.21 0.3 undecidable manual S 128 51.3153 95 0.22 68
IV.BOB.HNZ. 2017-12-20T20:46:09.05 0.3 undecidable manual S 313 48.2184 95 -0.11 70
GU.GORR.HHZ. 2017-12-20T20:46:09.43 0.3 undecidable manual S 288 49.9167 95 -0.18 68
IV.PLMA.HHZ. 2017-12-20T20:46:08.43 0.6 undecidable manual S 184 46.9197 95 -0.39 44
GU.RNCA.HHZ. 2017-12-20T20:46:07.04 0.1 undecidable manual P 270 74.6697 93 0.3 84
GU.EQUI.HHZ. 2017-12-20T20:46:06.88 0.3 undecidable manual S 149 39.627 97 0 72
IV.MSSA.HHZ. 2017-12-20T20:46:05.54 0.1 undecidable manual S 240 34.5432 98 0.01 96
GU.FIVI.HNE. 2017-12-20T20:46:04.67 0.6 undecidable manual S 144 31.746 99 -0.12 47
GU.SARM.EHZ. 2017-12-20T20:46:03.14 0.1 undecidable manual P 128 51.3153 95 0 94
GU.GORR.HHZ. 2017-12-20T20:46:03.02 0.3 undecidable manual P 288 49.9167 95 0.1 69
IV.PLMA.HHZ. 2017-12-20T20:46:02.44 0.1 undecidable manual P 184 46.9197 95 -0.03 94
IV.BOB.HNZ. 2017-12-20T20:46:02.59 0.3 undecidable manual P 313 48.2184 95 -0.07 70
GU.EQUI.HHZ. 2017-12-20T20:46:01.27 0.1 undecidable manual P 149 39.627 97 -0.08 94
GU.GRAM.HHZ. 2017-12-20T20:46:00.22 0.1 undecidable manual S 81 13.7751 124 -0.05 100
GU.FIVI.HNE. 2017-12-20T20:46:00.17 0.3 undecidable manual P 144 31.746 99 0.03 73
IV.MSSA.HHZ. 2017-12-20T20:46:00.84 0.1 undecidable manual P 240 34.5432 98 0.27 91
GU.GRAM.HHZ. 2017-12-20T20:45:57.48 0.1 undecidable manual P 81 13.7751 124 -0.06 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.GRAM.HHN. ML:1.8 0.000496 1.2 AML other m 2017-12-20T20:46:01.32
GU.EQUI.HHN. ML:1.0 0.000029837095 0.24 AML other m 2017-12-20T20:46:08.16
IV.PLMA.HHE. ML:1.3 0.000051994755 1.08 AML other m 2017-12-20T20:46:08.99
GU.SARM.EHN. ML:1.7 0.00011496805999999999 0.24 AML other m 2017-12-20T20:46:10.42
GU.SARM.EHE. ML:1.3 0.000049504375 0.26 AML other m 2017-12-20T20:46:11.35
GU.RNCA.HHN. ML:1.1 0.00002034105 0.34 AML other m 2017-12-20T20:46:16.15
GU.RNCA.HHE. ML:1.4 0.00003311619 0.18 AML other m 2017-12-20T20:46:16.50
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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