Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.6 on date 23-11-2019 and time 06:31:10 (UTC) in region 2 km SW Potenza Picena (MC)

A magnitude ML 1.6 earthquake occured in region: 2 km SW Potenza Picena (MC), on

  • 23-11-2019 06:31:10 (UTC)
  • 23-11-2019 07:31:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3470, 13.6120 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.

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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
Potenza Picena MC 2 15936 15936
Montelupone MC 4 3596 19532
Montecosaro MC 4 7113 26645
Morrovalle MC 4 10195 36840
Recanati MC 8 21349 58189
Porto Recanati MC 10 12531 70720
Loreto AN 11 12814 83534
Civitanova Marche MC 11 41983 125517
Monte San Giusto MC 12 8191 133708
Montegranaro FM 13 12990 146698
Corridonia MC 14 15430 162128
Macerata MC 14 42473 204601
Castelfidardo AN 14 18733 223334
Montecassiano MC 14 7125 230459
Sant'Elpidio a Mare FM 14 17110 247569
Porto Sant'Elpidio FM 15 26152 273721
Montefano MC 16 3541 277262
Monte Urano FM 16 8353 285615
Monte San Pietrangeli FM 17 2458 288073
Torre San Patrizio FM 18 2048 290121
Francavilla d'Ete FM 18 964 291085
Petriolo MC 18 1998 293083
Osimo AN 19 34977 328060
Numana AN 19 3775 331835
Sirolo AN 20 4051 335886

Municipalities with at least 50000 inhabitants

An earthquake occurred to
31 Km S of Ancona (100861 inhabitants)
73 Km SE of Fano (60888 inhabitants)
77 Km N of Teramo (54892 inhabitants)
84 Km SE of Pesaro (94582 inhabitants)
85 Km NE of Foligno (57155 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 1.6 2019-11-23
06:31:10		 43.3468 13.6115 10 2020-02-28
16:42:12		 Bollettino Sismico Italiano INGV 74505001
Reviewed
Rev100 		ML 1.6 2019-11-23
06:31:10		 43.3102 13.6222 8 2019-11-23
06:40:52		 Sala Sismica INGV-Roma 73977821
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-11-23 06:31:10 ± 0.1
Latitude 43.3468 ± 0.0054
Longitude 13.6115 ± 0.0148
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 74505001

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1166
Semi-minor axis of confidence ellipse (meter) 552
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 76
Circular confidence region, given by single value of horizontal uncertainty (meter) 1170.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 136
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.36
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62863
Number of stations at which the event was observed 18
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 13
Type of magnitude ML
Reference to an origin 74505001
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2020-01-03 13:16:51

ML:1.6

Field Value
Value 1.6
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 73977821
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-11-23 06:40:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BARO.EHZ. 2019-11-23T06:31:37.38 3.0 undecidable manual P 0.16 0
IV.NRCA.HHZ. 2019-11-23T06:31:32.31 0.1 undecidable manual S 215 69.7746 50 0.22 89
IV.MC2.EHZ. 2019-11-23T06:31:29.29 0.3 undecidable manual S 215 59.1963 50 0.02 71
IV.FDMO.HHZ. 2019-11-23T06:31:28.15 0.1 undecidable manual S 231 54.6009 50 0.1 94
IV.EL6.EHE. 2019-11-23T06:31:25.03 0.3 undecidable manual S 267 41.2254 50 0.56 64
IV.MF5.EHZ. 2019-11-23T06:31:25.07 0.6 undecidable manual S 197 41.625 50 0.47 44
IV.PF6.EHN. 2019-11-23T06:31:24.09 0.6 undecidable manual S 236 40.9257 50 -0.31 46
IV.GUMA.HHZ. 2019-11-23T06:31:24.01 0.1 undecidable manual S 215 38.628 50 0.22 94
IV.CSP1.EHZ. 2019-11-23T06:31:24.79 0.3 undecidable manual S 229 43.3233 50 -0.26 69
IV.NRCA.HHZ. 2019-11-23T06:31:22.30 0.1 undecidable manual P 215 69.7746 50 -0.8 74
IV.CING.HNZ. 2019-11-23T06:31:22.54 0.3 undecidable manual S 276 33.744 50 0.07 73
IV.MNTT.EHZ. 2019-11-23T06:31:22.05 0.6 undecidable manual S 182 31.6461 50 0.14 48
IV.SAP2.EHZ. 2019-11-23T06:31:22.58 0.3 undecidable manual S 212 32.6451 50 0.4 69
IV.PCRO.HNE. 2019-11-23T06:31:22.30 0.3 undecidable manual S 348 29.6481 50 0.92 57
IV.MC2.EHZ. 2019-11-23T06:31:21.84 0.3 undecidable manual P 215 59.1963 50 0.37 66
IV.CSP1.EHZ. 2019-11-23T06:31:19.23 0.3 undecidable manual P 229 43.3233 50 0.2 70
IV.AOI.HHZ. 2019-11-23T06:31:19.33 0.1 undecidable manual S 358 22.5552 114 -0.07 100
IV.FDMO.HHZ. 2019-11-23T06:31:19.94 0.1 undecidable manual P 231 54.6009 50 -0.83 75
IV.CADA.HNZ. 2019-11-23T06:31:19.98 0.6 undecidable manual S 144 20.868 116 1.13 35
IV.OFFI.HHE. 2019-11-23T06:31:19.38 0.1 undecidable manual P 172 46.1205 50 -0.07 96
IV.EL6.EHE. 2019-11-23T06:31:19.36 0.3 undecidable manual P 267 41.2254 50 0.66 62
IV.MF5.EHZ. 2019-11-23T06:31:18.23 0.1 undecidable manual P 197 41.625 50 -0.54 87
IV.PF6.EHN. 2019-11-23T06:31:18.30 0.3 undecidable manual P 236 40.9257 50 -0.35 68
IV.MNTT.EHZ. 2019-11-23T06:31:17.07 0.1 undecidable manual P 182 31.6461 50 -0.15 96
IV.CING.HNZ. 2019-11-23T06:31:17.53 0.3 undecidable manual P 276 33.744 50 -0.02 74
IV.GUMA.HHZ. 2019-11-23T06:31:17.76 0.1 undecidable manual P 215 38.628 50 -0.54 87
IV.SAP2.EHZ. 2019-11-23T06:31:17.59 0.3 undecidable manual P 212 32.6451 50 0.21 71
IV.PCRO.HNE. 2019-11-23T06:31:16.73 0.3 undecidable manual P 348 29.6481 50 -0.19 72
IV.CIMA.HNZ. 2019-11-23T06:31:15.39 0.1 undecidable manual S 134 6.5934 147 0.37 96
IV.AOI.HHZ. 2019-11-23T06:31:15.47 0.1 undecidable manual P 358 22.5552 114 -0.3 95
IV.CADA.HNZ. 2019-11-23T06:31:15.44 0.3 undecidable manual P 144 20.868 116 -0.02 76
IV.PP3.EHE. 2019-11-23T06:31:14.85 0.1 undecidable manual S 357 3.4965 161 0.31 98
IV.PP3.EHE. 2019-11-23T06:31:12.75 0.1 undecidable manual P 357 3.4965 161 -0.22 100
IV.CIMA.HNZ. 2019-11-23T06:31:12.93 0.1 positive manual P 134 6.5934 147 -0.31 97
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CIMA.HNE. ML:2.0 0.00165031295 0.1792 AML other m 2019-11-23T06:31:15.47
IV.CIMA.HNN. ML:1.6 0.0006010998000000001 0.112 AML other m 2019-11-23T06:31:15.94
IV.AOI.HHE. ML:1.4 0.00016482160000000001 0.1792 AML other m 2019-11-23T06:31:20.42
IV.AOI.HHN. ML:1.4 0.00016453034999999998 0.08 AML other m 2019-11-23T06:31:20.56
IV.GUMA.HNE. ML:1.7 0.00016789765 0.2912 AML other m 2019-11-23T06:31:24.48
IV.GUMA.HHN. ML:1.7 0.00017006474999999997 0.2016 AML other m 2019-11-23T06:31:24.44
IV.MF5.EHE. ML:1.1 0.000046766735 0.24 AML other m 2019-11-23T06:31:25.89
IV.CSP1.EHE. ML:1.0 0.00003219378 0.1792 AML other m 2019-11-23T06:31:26.64
IV.FDMO.HHE. ML:1.2 0.00003826517 0.1408 AML other m 2019-11-23T06:31:28.79
IV.FDMO.HHN. ML:1.2 0.000034117904999999994 0.1408 AML other m 2019-11-23T06:31:28.97
IV.NRCA.HHN. ML:1.9 0.0001323077 0.1408 AML other m 2019-11-23T06:31:33.80
IV.NRCA.HNE. ML:1.9 0.000142037425 0.1184 AML other m 2019-11-23T06:31:33.85
IV.NRCA.HHE. ML:1.9 0.000133374 0.1408 AML other m 2019-11-23T06:31:34.59
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