Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 0.7 on date 12-02-2020 and time 19:22:13 (Italy) in region 1 km W Frontone (PU)

A magnitude ML 0.7 earthquake occured in region: 1 km W Frontone (PU), on

  • 12-02-2020 18:22:13 (UTC)
  • 12-02-2020 19:22:13 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.5170, 12.7290 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.

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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
Frontone PU 1 1300 1300
Serra Sant'Abbondio PU 4 1027 2327
Cagli PU 7 8731 11058
Cantiano PU 9 2245 13303
Pergola PU 10 6333 19636
Acqualagna PU 12 4393 24029
Scheggia e Pascelupo PG 13 1393 25422
Sassoferrato AN 14 7285 32707
Arcevia AN 17 4612 37319
Costacciaro PG 18 1216 38535
Fermignano PU 19 8596 47131
Fratte Rosa PU 19 966 48097
Piobbico PU 19 2029 50126
Genga AN 19 1797 51923

Municipalities with at least 50000 inhabitants

An earthquake occurred to
43 Km SW of Fano (60888 inhabitants)
46 Km SW of Pesaro (94582 inhabitants)
53 Km NE of Perugia (166134 inhabitants)
62 Km S of Rimini (147750 inhabitants)
62 Km N of Foligno (57155 inhabitants)
65 Km W of Ancona (100861 inhabitants)
69 Km E of Arezzo (99543 inhabitants)
79 Km SE of Cesena (96758 inhabitants)
96 Km SE of Forlì (117913 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 0.7 2020-02-12
18:22:13		 43.5172 12.7292 11 2020-07-18
21:08:31		 Bollettino Sismico Italiano INGV 77911221
Reviewed
Rev100 		ML 0.7 2020-02-12
18:22:13		 43.5195 12.7285 10 2020-02-12
19:06:07		 Sala Sismica INGV-Roma 76467391
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2020-02-12 18:22:13 ± 0.04
Latitude 43.5172 ± 0.0027
Longitude 12.7292 ± 0.0037
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 77911221

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 276
Semi-minor axis of confidence ellipse (meter) 267
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 5
Circular confidence region, given by single value of horizontal uncertainty (meter) 280.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 60
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 21
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.14
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.22753
Number of stations at which the event was observed 24
Number of stations from which data was used for origin computation 11
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 77911221
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-04-05 11:21:19

ML:0.7

Field Value
Value 0.7
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 76467391
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2020-02-12 19:06:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CRJA.HHZ. 2020-02-12T18:23:47.75 3.0 undecidable manual Pg 12.47 0
IV.BSSO.HHZ. 2020-02-12T18:23:42.10 3.0 undecidable manual Sg 5.42 0
IV.LRP.EHZ. 2020-02-12T18:23:31.26 3.0 undecidable manual Sg 6.35 0
IT.PLTA.HNZ. 2020-02-12T18:23:30.62 3.0 undecidable manual Sn -1.82 0
IT.VNF1.HGZ. 2020-02-12T18:23:27.93 3.0 undecidable manual Sn -4.62 0
IT.VRB.HGZ. 2020-02-12T18:23:23.35 3.0 undecidable manual Sg 7.34 0
IV.SALB.HHZ. 2020-02-12T18:23:17.39 3.0 undecidable manual Pn -4.67 0
IV.SARZ.HHZ. 2020-02-12T18:23:03.88 3.0 undecidable manual Sg 4.14 0
IX.MNT3.HHZ.02 2020-02-12T18:23:01.22 3.0 positive manual Pn -1.98 0
IT.VNF1.HGZ. 2020-02-12T18:22:58.22 3.0 positive manual Pg 7.77 0
IV.ATPC.HHE. 2020-02-12T18:22:21.65 0.3 undecidable manual S 260 22.2555 50 0.1 73
IV.ATFO.HHZ. 2020-02-12T18:22:21.15 0.6 undecidable manual S 217 20.9679 50 -0.06 49
IV.FOSV.EHZ. 2020-02-12T18:22:21.99 0.3 undecidable manual S 174 24.753 50 -0.24 71
IV.ARVD.HHZ. 2020-02-12T18:22:20.21 0.3 undecidable manual S 97 17.1717 122 0.02 75
IV.SERM.HNZ. 2020-02-12T18:22:19.06 3.0 undecidable manual S -4.1 0
IV.ATBU.EHZ. 2020-02-12T18:22:19.92 0.3 undecidable manual S 253 15.2736 126 0.29 71
IV.NARO.HHZ. 2020-02-12T18:22:19.44 0.3 undecidable manual S 311 15.873 125 -0.35 70
IV.MPAG.EHZ. 2020-02-12T18:22:18.90 0.3 undecidable manual S 11 12.6762 131 -0.02 75
IV.COR1.EHZ. 2020-02-12T18:22:18.57 0.6 undecidable manual P 60 25.2525 50 0.13 48
IV.SSFR.HHN. 2020-02-12T18:22:18.16 0.1 undecidable manual S 155 9.9789 138 -0.09 99
IV.FOSV.EHZ. 2020-02-12T18:22:18.47 1.0 negative manual P 174 24.753 50 0.09 24
IV.ATSC.EHE. 2020-02-12T18:22:18.27 0.6 undecidable manual S 198 10.878 135 -0.2 48
IV.ARVD.HHZ. 2020-02-12T18:22:17.29 0.3 undecidable manual P 97 17.1717 122 0.09 74
IV.ATPC.HHE. 2020-02-12T18:22:17.97 0.3 undecidable manual P 260 22.2555 50 -0.02 74
IV.ATFO.HHZ. 2020-02-12T18:22:17.65 0.6 undecidable manual P 217 20.9679 50 -0.14 48
IV.ATBU.EHZ. 2020-02-12T18:22:17.09 0.3 undecidable manual P 253 15.2736 126 0.22 72
IV.SSFR.HHN. 2020-02-12T18:22:16.16 0.1 undecidable manual P 155 9.9789 138 0.08 100
IV.NARO.HHZ. 2020-02-12T18:22:16.84 0.1 positive manual P 311 15.873 125 -0.13 98
IV.FRON.EHZ. 2020-02-12T18:22:16.81 0.3 undecidable manual S 283 0.2997 179 -0.1 75
IV.ATSC.EHE. 2020-02-12T18:22:16.30 0.3 undecidable manual P 198 10.878 135 0.09 75
IV.MPAG.EHZ. 2020-02-12T18:22:16.56 0.3 undecidable manual P 11 12.6762 131 0.09 74
IV.FRON.EHZ. 2020-02-12T18:22:15.45 0.1 undecidable manual P 283 0.2997 179 0.15 100
GU.POPM.HHZ. 2020-02-12T18:22:11.71 3.0 negative manual P -0.7 0
IV.RONT.HHZ. 2020-02-12T18:22:10.13 3.0 undecidable manual S -3.01 0
IV.BRSN.HNZ. 2020-02-12T18:22:10.08 3.0 undecidable manual S 1.66 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FRON.EHN. ML:0.9 0.000132 1.94 AML other m 2020-02-12T18:22:18.01
IV.FRON.EHE. ML:0.5 0.000057 1.78 AML other m 2020-02-12T18:22:18.91
IV.MPAG.EHE. ML:0.8 0.0000696 1.7 AML other m 2020-02-12T18:22:18.09
IV.MPAG.EHN. ML:0.5 0.000037000000000000005 0.74 AML other m 2020-02-12T18:22:19.45
IV.NARO.HHE. ML:0.9 0.00006375 0.48 AML other m 2020-02-12T18:22:19.75
IV.NARO.HHN. ML:0.8 0.000054850000000000005 0.76 AML other m 2020-02-12T18:22:19.50
IV.ARVD.HHN. ML:0.6 0.000037199999999999996 0.08 AML other m 2020-02-12T18:22:20.40
IV.ARVD.HHE. ML:0.5 0.000024475 1.56 AML other m 2020-02-12T18:22:33.82
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