Earthquake with magnitude of ML 1.2 on date 31-12-2019 and time 05:21:06 (Italy) in region 5 km SE Valtopina (PG)

A magnitude ML 1.2 earthquake occured in region: 5 km SE Valtopina (PG), on

  • 31-12-2019 04:21:06 (UTC)
  • 31-12-2019 05:21:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.04, 12.8 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
Valtopina PG 5 1398 1398
Nocera Umbra PG 9 5839 7237
Spello PG 12 8645 15882
Foligno PG 12 57155 73037
Serravalle di Chienti MC 13 1070 74107
Assisi PG 16 28299 102406
Monte Cavallo MC 17 145 102551
Sefro MC 17 422 102973
Trevi PG 18 8469 111442
Cannara PG 18 4305 115747
Bevagna PG 19 5081 120828
Sellano PG 19 1079 121907
Montefalco PG 20 5679 127586

Municipalities with at least 50000 inhabitants

An earthquake occurred to
12 Km NE of Foligno (57155 inhabitants)
34 Km E of Perugia (166134 inhabitants)
54 Km N of Terni (111501 inhabitants)
85 Km NW of Teramo (54892 inhabitants)
87 Km SW of Ancona (100861 inhabitants)
89 Km SE of Arezzo (99543 inhabitants)
89 Km NE of Viterbo (67173 inhabitants)
90 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
98 Km S of Pesaro (94582 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
Rev 1000 ML 1.2 2019-12-31
04:21:06
43.04 12.8 11 2020-02-28
16:42:17
Bollettino Sismico Italiano INGV 75195611
Rev 100 ML 1.2 2019-12-31
04:21:06
43.04 12.8 11 2019-12-31
04:30:53
Sala Sismica INGV-Roma 75135971
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-31 04:21:06 ± 0.03
Latitude 43.04 ± 0.00
Longitude 12.80 ± 0.00
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 75195611

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 210
Semi-minor axis of confidence ellipse (meter) 178
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 230
Circular confidence region, given by single value of horizontal uncertainty (meter) 210
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 91
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 37
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) 0.08184
Epicentral distance of station farthest from the epicenter (degree) 0.536
Number of stations at which the event was observed 20
Number of stations from which data was used for origin computation 20
Magnitudes information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 75195611
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-24 09:34:02

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 25
Type of magnitude ML
Reference to an origin 75135971
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-31 04:30:53
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
IV.MMO1.EHZ. 2019-12-31T04:21:21.39 0.3 undecidable manual S 109 0.4074 50 0.26 67
IV.EL6.EHZ. 2019-12-31T04:21:20.18 0.1 undecidable manual S 37 0.366 50 0.27 90
IV.GAVE.EHZ. 2019-12-31T04:21:19.24 0.6 undecidable manual S 169 0.3498 50 -0.17 46
IV.CSP1.EHZ. 2019-12-31T04:21:18.29 0.6 undecidable manual S 79 0.3004 50 0.35 45
IV.MURB.HHZ. 2019-12-31T04:21:18.46 0.1 undecidable manual S 319 0.304 50 0.4 89
IV.MOMA.HHZ. 2019-12-31T04:21:17.44 0.1 undecidable manual S 216 0.2869 50 -0.1 95
IV.PIEI.HHZ. 2019-12-31T04:21:17.29 0.3 undecidable manual P 339 0.536 50 0.16 67
IV.NRCA.HHZ. 2019-12-31T04:21:17.97 0.6 undecidable manual S 131 0.3049 50 -0.12 47
IV.SNTG.HHZ. 2019-12-31T04:21:16.04 0.1 undecidable manual S 25 0.2419 50 -0.18 94
IV.FOSV.EHZ. 2019-12-31T04:21:16.71 0.1 undecidable manual S 354 0.2608 50 -0.07 96
IV.FDMO.HHZ. 2019-12-31T04:21:15.12 0.1 undecidable manual S 90 0.2086 50 -0.12 96
IV.ARVD.HHZ. 2019-12-31T04:21:15.94 0.3 undecidable manual P 12 0.4739 50 -0.12 68
IV.ATCC.EHZ. 2019-12-31T04:21:14.55 0.1 undecidable manual S 322 0.1907 116 -0.11 97
IV.EL6.EHZ. 2019-12-31T04:21:14.23 0.1 undecidable manual P 37 0.366 50 0 95
IV.FEMA.HNZ. 2019-12-31T04:21:14.88 0.3 undecidable manual S 112 0.1961 116 0.04 74
IV.MMO1.EHZ. 2019-12-31T04:21:14.86 0.3 undecidable manual P 109 0.4074 50 -0.07 70
IV.SSFR.HHZ. 2019-12-31T04:21:14.94 0.3 undecidable manual P 358 0.4011 50 0.12 69
IT.MTCL.HGZ. 2019-12-31T04:21:13.19 0.3 undecidable manual S 106 0.1511 122 -0.13 73
IV.FIU1.HNZ. 2019-12-31T04:21:13.98 0.1 undecidable manual S 32 0.1808 118 -0.33 92
IV.CSP1.EHZ. 2019-12-31T04:21:13.10 0.1 undecidable manual P 79 0.3004 50 0.01 97
IV.MURB.HHZ. 2019-12-31T04:21:13.09 0.1 undecidable manual P 319 0.304 50 -0.07 95
IV.MML1.HNZ. 2019-12-31T04:21:13.25 0.1 undecidable manual S 58 0.1466 123 0.05 99
IV.GAVE.EHZ. 2019-12-31T04:21:13.81 0.1 undecidable manual P 169 0.3498 50 -0.13 93
IV.FOSV.EHZ. 2019-12-31T04:21:12.38 0.1 undecidable manual P 354 0.2608 50 -0.04 97
IV.NRCA.HHZ. 2019-12-31T04:21:12.99 0.1 undecidable manual P 131 0.3049 50 -0.19 93
IV.MOMA.HHZ. 2019-12-31T04:21:12.81 0.1 undecidable manual P 216 0.2869 50 -0.05 96
IV.CESI.HHZ. 2019-12-31T04:21:11.21 0.1 undecidable manual S 112 0.0818 139 -0.07 100
IV.ATCC.EHZ. 2019-12-31T04:21:11.16 0.1 undecidable manual P 322 0.1907 116 -0.04 98
IT.FOPC.HGZ. 2019-12-31T04:21:11.72 0.1 undecidable manual S 228 0.0971 134 0.03 100
IV.FDMO.HHZ. 2019-12-31T04:21:11.45 0.1 positive manual P 90 0.2086 50 -0.08 97
IV.FIU1.HNZ. 2019-12-31T04:21:11.05 0.1 undecidable manual P 32 0.1808 118 0.05 98
IV.SNTG.HHZ. 2019-12-31T04:21:11.94 0.1 undecidable manual P 25 0.2419 50 -0.16 95
IV.FEMA.HNZ. 2019-12-31T04:21:11.85 0.3 undecidable manual P 112 0.1961 116 0.55 65
IV.MML1.HNZ. 2019-12-31T04:21:10.36 0.1 undecidable manual P 58 0.1466 123 0.01 100
IT.MTCL.HGZ. 2019-12-31T04:21:10.60 0.3 undecidable manual P 106 0.1511 122 0.18 72
IV.CESI.HHZ. 2019-12-31T04:21:09.35 0.1 negative manual P 112 0.0818 139 0.11 99
IT.FOPC.HGZ. 2019-12-31T04:21:09.59 0.1 undecidable manual P 228 0.0971 134 0.11 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CESI.HNN. ML:1.2 0.0002240972 0.16 AML other m 2019-12-31T04:21:11.62
IV.CESI.HNE. ML:1.2 0.0001882625 0.0704 AML other m 2019-12-31T04:21:11.62
IV.CESI.HHN. ML:1.3 0.00024196465 0.16 AML other m 2019-12-31T04:21:11.70
IV.CESI.HHE. ML:1.2 0.000203712 0.08 AML other m 2019-12-31T04:21:11.62
IV.ATCC.EHN. ML:1.4 0.00018363665 0.16 AML other m 2019-12-31T04:21:14.82
IV.ATCC.EHE. ML:1.4 0.0001629155 1.8784 AML other m 2019-12-31T04:21:14.97
IV.FDMO.HHN. ML:1.3 0.000132061765 0.16 AML other m 2019-12-31T04:21:15.26
IV.FDMO.HHE. ML:1.2 0.000101646815 0.1216 AML other m 2019-12-31T04:21:15.58
IV.SNTG.HHE. ML:0.7 2.6384235E-5 0.08 AML other m 2019-12-31T04:21:16.72
IV.SNTG.HHN. ML:0.7 2.9343805E-5 0.0768 AML other m 2019-12-31T04:21:16.74
IV.FOSV.EHE. ML:0.6 1.8961445E-5 0.2816 AML other m 2019-12-31T04:21:17.24
IV.FOSV.EHN. ML:0.9 4.1799365E-5 0.0608 AML other m 2019-12-31T04:21:17.34
IV.MOMA.HHN. ML:1.1 5.936695E-5 1.7984 AML other m 2019-12-31T04:21:17.07
IV.MOMA.HHE. ML:1 4.3717275E-5 1.8624 AML other m 2019-12-31T04:21:17.98
IV.NRCA.HHN. ML:1.4 0.000116332635 0.1408 AML other m 2019-12-31T04:21:18.28
IV.NRCA.HHE. ML:1.2 7.5069335E-5 0.1184 AML other m 2019-12-31T04:21:18.37
IV.MURB.HHN. ML:1.3 8.519325E-5 0.2176 AML other m 2019-12-31T04:21:19.18
IV.MURB.HHE. ML:1.3 8.620607E-5 0.2176 AML other m 2019-12-31T04:21:19.57
IV.GAVE.EHE. ML:1.4 8.8571275E-5 0.16 AML other m 2019-12-31T04:21:19.66
IV.GAVE.HNE. ML:1.5 0.00010785458 0.1792 AML other m 2019-12-31T04:21:19.81
IV.EL6.EHN. ML:1.2 6.110625E-5 0.56 AML other m 2019-12-31T04:21:20.59
IV.EL6.EHE. ML:1.3 6.6647155E-5 0.5408 AML other m 2019-12-31T04:21:20.66
IV.GAVE.EHN. ML:1.4 9.47588E-5 0.1184 AML other m 2019-12-31T04:21:20.53
IV.SSFR.HHE. ML:1.1 3.66024845E-5 0.2592 AML other m 2019-12-31T04:21:22.15
IV.SSFR.HHN. ML:1.1 4.082515E-5 0.2816 AML other m 2019-12-31T04:21:22.38
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download