Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.4 on date 20-06-2023 and time 06:38:21 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude ML 1.4 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 20-06-2023 04:38:21 (UTC)
  • 20-06-2023 06:38:21 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1240, 13.1360 at 10 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km NE of Pesaro (94582 inhabitants)
32 Km N of Fano (60888 inhabitants)
46 Km E of Rimini (147750 inhabitants)
64 Km NW of Ancona (100861 inhabitants)
71 Km E of Cesena (96758 inhabitants)
81 Km E of Ravenna (159116 inhabitants)
88 Km E 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
Reviewed
Rev100 		ML 1.4 2023-06-20
04:38:21		 44.1237 13.136 10 2023-06-20
05:33:25		 Sala Sismica INGV-Roma 118579381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2023-06-20 04:38:21 ± 0.61
Latitude 44.1237 ± 0.0279
Longitude 13.1360 ± 0.0401
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 118579381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 3500
Semi-minor axis of confidence ellipse (meter) 2740
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 226
Circular confidence region, given by single value of horizontal uncertainty (meter) 3500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 319
Number of associated phases, regardless of their use for origin computation 15
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.51
Epicentral distance of station closest to the epicenter (degree) 0.39930
Epicentral distance of station farthest from the epicenter (degree) 1.28963
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitude information

ML:1.4

Field Value
Value 1.4
Uncertainty 0.3
Num. used stations 12
Type of magnitude ML
Reference to an origin 118579381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2023-06-20 05:33:25
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.NRCA.HHZ. 2023-06-20T04:39:02.92 0.1 undecidable manual S 181 143.1456 50 0.46 76
IV.MF5.EHZ. 2023-06-20T04:38:58.95 0.1 undecidable manual S 168 128.6712 50 0.35 80
IV.CSP1.EHZ. 2023-06-20T04:38:55.19 0.1 undecidable manual S 177 114.5964 50 0.35 83
IV.NRCA.HHZ. 2023-06-20T04:38:45.79 0.1 undecidable manual P 181 143.1456 50 0.62 72
IV.MF5.EHZ. 2023-06-20T04:38:43.58 0.1 undecidable manual P 168 128.6712 50 0.64 74
IV.CSP1.EHZ. 2023-06-20T04:38:41.05 0.1 undecidable manual P 177 114.5964 50 0.28 84
IV.MPAG.EHZ. 2023-06-20T04:38:40.59 0.1 undecidable manual S 209 62.5929 50 -0.36 91
IV.ATFO.HHZ. 2023-06-20T04:38:38.57 0.6 undecidable manual P 209 95.4378 50 0.76 38
IV.EL6.EHZ. 2023-06-20T04:38:36.14 0.1 undecidable manual P 182 88.1451 50 -0.56 83
IV.SENI.HNZ. 2023-06-20T04:38:35.18 0.3 undecidable manual S 170 47.0196 50 -1.63 39
IV.CING.HHZ. 2023-06-20T04:38:35.14 0.3 undecidable manual P 177 83.1501 50 -0.78 57
IV.FRON.EHZ. 2023-06-20T04:38:34.67 0.6 undecidable manual P 206 74.7696 50 0.03 48
IV.MPAG.EHZ. 2023-06-20T04:38:32.77 0.1 undecidable manual P 209 62.5929 50 0.01 98
IV.CRTC.HNZ. 2023-06-20T04:38:30.03 0.1 undecidable manual P 207 44.3223 50 0.09 100
IV.SENI.HNZ. 2023-06-20T04:38:29.63 0.1 undecidable manual P 170 47.0196 50 -0.73 83
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MPAG.EHE. ML:1.1 0.00002355 0.7 AML other m 2023-06-20T04:38:42.58
IV.FRON.EHN. ML:1.2 0.0000231 1.1 AML other m 2023-06-20T04:38:45.93
IV.MPAG.EHN. ML:1.3 0.0000392 0.52 AML other m 2023-06-20T04:38:48.37
IV.FRON.EHE. ML:1.1 0.0000191 1.24 AML other m 2023-06-20T04:38:49.65
IV.CING.HHN. ML:1.2 0.0000195 1.38 AML other m 2023-06-20T04:38:49.73
IV.CING.HHE. ML:1.2 0.0000188 0.8 AML other m 2023-06-20T04:38:50.33
IV.ATFO.HHN. ML:1.6 0.0000399 0.42 AML other m 2023-06-20T04:38:57.57
IV.ATFO.HHE. ML:1.4 0.0000313 0.52 AML other m 2023-06-20T04:38:57.65
IV.MF5.EHN. ML:2.0 0.00006649000000000001 1.48 AML other m 2023-06-20T04:39:02.80
IV.MF5.EHE. ML:1.9 0.000048299999999999995 1.66 AML other m 2023-06-20T04:39:02.07
IV.NRCA.HHN. ML:1.6 0.00002205 1.12 AML other m 2023-06-20T04:39:06.16
IV.NRCA.HHE. ML:1.7 0.000025099999999999997 0.6 AML other m 2023-06-20T04:39:08.96
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