Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.2 on date 26-12-2019 and time 18:20:15 (Italy) in region 3 km NE Monte Cavallo (MC)

A magnitude ML 1.2 earthquake occured in region: 3 km NE Monte Cavallo (MC), on

  • 26-12-2019 17:20:15 (UTC)
  • 26-12-2019 18:20:15 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.0150, 13.0220 at 6 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
Monte Cavallo MC 3 145 145
Pieve Torina MC 4 1458 1603
Fiordimonte MC 6 202 1805
Pievebovigliana MC 7 866 2671
Muccia MC 8 915 3586
Serravalle di Chienti MC 9 1070 4656
Visso MC 11 1107 5763
Fiastra MC 11 559 6322
Ussita MC 12 444 6766
Acquacanina MC 13 121 6887
Camerino MC 14 6974 13861
Preci PG 15 724 14585
Sefro MC 16 422 15007
Sellano PG 16 1079 16086
Bolognola MC 17 142 16228
Castelsantangelo sul Nera MC 17 281 16509
Pioraco MC 19 1134 17643

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km E of Foligno (57155 inhabitants)
53 Km E of Perugia (166134 inhabitants)
59 Km NE of Terni (111501 inhabitants)
68 Km NW of Teramo (54892 inhabitants)
78 Km SW of Ancona (100861 inhabitants)
80 Km NW of L'Aquila (69753 inhabitants)
92 Km S of Fano (60888 inhabitants)
100 Km S of Pesaro (94582 inhabitants)
100 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 1.2 2019-12-26
17:20:15		 43.0148 13.0222 6 2019-12-26
17:29:23		 Sala Sismica INGV-Roma 74998431
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-12-26 17:20:15 ± 0.12
Latitude 43.0148 ± 0.0036
Longitude 13.0222 ± 0.0049
Depth (km) 6 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 74998431

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 349
Semi-minor axis of confidence ellipse (meter) 174
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 112
Circular confidence region, given by single value of horizontal uncertainty (meter) 350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 77
Number of associated phases, regardless of their use for origin computation 20
Number of defining phases 20
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) 0.02698
Epicentral distance of station farthest from the epicenter (degree) 0.32106
Number of stations at which the event was observed 11
Number of stations from which data was used for origin computation 11
Magnitude information

ML:1.2

Field Value
Value 1.2
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 74998431
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-12-26 17:29:23
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MF5.EHZ. 2019-12-26T17:20:28.26 0.6 undecidable manual S 95 35.6421 99 0.5 43
IV.EL6.EHZ. 2019-12-26T17:20:27.37 0.6 undecidable manual S 10 35.4423 99 -0.34 45
IV.SNTG.HNZ. 2019-12-26T17:20:24.78 0.6 undecidable manual S 346 27.4503 102 -0.19 47
IV.NRCA.HHZ. 2019-12-26T17:20:22.84 0.3 undecidable manual S 160 21.4674 105 -0.11 72
IV.EL6.EHZ. 2019-12-26T17:20:22.25 0.1 undecidable manual P 10 35.4423 99 -0.19 92
IV.MF5.EHZ. 2019-12-26T17:20:22.48 1.0 undecidable manual P 95 35.6421 99 0.01 24
IV.CSP1.EHZ. 2019-12-26T17:20:21.77 0.3 undecidable manual S 60 17.0718 108 0.27 70
IV.SNTG.HNZ. 2019-12-26T17:20:20.80 0.6 undecidable manual P 346 27.4503 102 -0.06 48
IV.MML1.EHN. 2019-12-26T17:20:20.07 0.6 undecidable manual S 340 11.6772 116 0.32 47
IV.PF6.EHN. 2019-12-26T17:20:19.18 0.1 undecidable manual P 46 19.4694 106 -0.14 96
IV.CESI.HHZ. 2019-12-26T17:20:19.44 0.3 undecidable manual S 263 9.5793 121 0.32 70
IV.NRCA.HHZ. 2019-12-26T17:20:19.42 0.6 undecidable manual P 160 21.4674 105 -0.27 47
IV.MC2.EHZ. 2019-12-26T17:20:19.32 1.0 undecidable manual P 130 17.7711 108 0.34 23
IV.FDMO.HHZ. 2019-12-26T17:20:18.08 0.6 undecidable manual S 66 5.7942 135 0.01 50
IV.CSP1.EHZ. 2019-12-26T17:20:18.90 0.6 positive manual P 60 17.0718 108 0.05 49
IT.MTCL.HGZ. 2019-12-26T17:20:17.13 0.6 undecidable manual S 218 2.997 153 -0.35 47
IV.MML1.EHN. 2019-12-26T17:20:17.90 0.1 undecidable manual P 340 11.6772 116 0.05 99
IV.CESI.HHZ. 2019-12-26T17:20:17.70 0.1 positive manual P 263 9.5793 121 0.22 96
IT.MTCL.HGZ. 2019-12-26T17:20:16.35 0.1 positive manual P 218 2.997 153 -0.18 98
IV.FDMO.HHZ. 2019-12-26T17:20:16.82 0.1 positive manual P 66 5.7942 135 -0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FDMO.HHE. ML:0.0 0.00022716595 0.1408 AML other m 2019-12-26T17:20:18.28
IV.FDMO.HHN. ML:0.0 0.0002785501 0.1024 AML other m 2019-12-26T17:20:18.40
IV.CESI.HNE. ML:1.1 0.00019179475000000003 0.1536 AML other m 2019-12-26T17:20:19.65
IV.CESI.HNN. ML:1.1 0.00021110115000000002 0.2944 AML other m 2019-12-26T17:20:19.58
IV.CESI.HHE. ML:1.1 0.00023200175 0.1536 AML other m 2019-12-26T17:20:19.65
IV.CESI.HHN. ML:1.2 0.00024533325 0.32 AML other m 2019-12-26T17:20:19.73
IV.CSP1.EHE. ML:1.0 0.00010556918999999999 0.1024 AML other m 2019-12-26T17:20:22.00
IV.CSP1.EHN. ML:0.9 0.00008139954 0.1152 AML other m 2019-12-26T17:20:22.18
IV.NRCA.HHE. ML:1.0 0.000080875305 0.1024 AML other m 2019-12-26T17:20:25.59
IV.NRCA.HHN. ML:1.1 0.000094811255 0.1152 AML other m 2019-12-26T17:20:24.81
IV.NRCA.HNE. ML:1.2 0.000113322435 0.5632 AML other m 2019-12-26T17:20:32.04
IV.NRCA.HNN. ML:1.4 0.00016483091499999998 0.5888 AML other m 2019-12-26T17:20:22.20
IV.SNTG.HHE. ML:0.6 0.00002501521 0.1792 AML other m 2019-12-26T17:20:26.16
IV.SNTG.HHN. ML:0.6 0.000022987185 0.1792 AML other m 2019-12-26T17:20:25.58
IV.SNTG.HNE. ML:1.6 0.00019864725 0.5888 AML other m 2019-12-26T17:20:29.26
IV.SNTG.HNN. ML:1.6 0.0002473722 1.024 AML other m 2019-12-26T17:20:31.97
IV.EL6.EHE. ML:1.3 0.00007650531499999999 0.2816 AML other m 2019-12-26T17:20:27.87
IV.EL6.EHN. ML:1.3 0.00008714303500000001 0.256 AML other m 2019-12-26T17:20:28.70
IV.MF5.EHE. ML:1.4 0.00010161558 1.7152 AML other m 2019-12-26T17:20:23.64
IV.MF5.EHN. ML:1.4 0.00009684804 1.3952 AML other m 2019-12-26T17:20:34.16
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