Earthquake with magnitude of ML 1.9 on date 01-08-2021 and time 00:54:12 (Italy) in region Costa Marchigiana Pesarese (Pesaro Urbino)

A magnitude ML 1.9 earthquake occured in region: Costa Marchigiana Pesarese (Pesaro Urbino), on

  • 31-07-2021 22:54:12 (UTC)
  • 01-08-2021 00:54:12 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.9920, 13.1580 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
Fano PU 20 60888 60888

Municipalities with at least 50000 inhabitants

An earthquake occurred to
20 Km NE of Fano (60888 inhabitants)
22 Km E of Pesaro (94582 inhabitants)
48 Km E of Rimini (147750 inhabitants)
51 Km NW of Ancona (100861 inhabitants)
75 Km E of Cesena (96758 inhabitants)
90 Km SE of Ravenna (159116 inhabitants)
93 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
Bulletin
Rev1000
ML 1.9 2021-07-31
22:54:12
43.9923 13.158 10 2021-12-29
11:12:29
Bollettino Sismico Italiano INGV 95260831
Reviewed
Rev100
ML 1.6 2021-07-31
22:54:12
43.9902 13.1417 10 2021-07-31
23:04:26
Sala Sismica INGV-Roma 93462771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-31 22:54:12 ± 0.33
Latitude 43.9923 ± 0.0153
Longitude 13.1580 ± 0.0188
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 95260831

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1715
Semi-minor axis of confidence ellipse (meter) 1501
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 358
Circular confidence region, given by single value of horizontal uncertainty (meter) 1710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 247
Number of associated phases, regardless of their use for origin computation 22
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.34
Epicentral distance of station closest to the epicenter (degree) 0.17986
Epicentral distance of station farthest from the epicenter (degree) 0.81748
Number of stations at which the event was observed 14
Number of stations from which data was used for origin computation 14
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.4
Num. used stations 16
Type of magnitude ML
Reference to an origin 95260831
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-16 18:19:46

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 93462771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-31 23:04:26
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.PIEI.HHZ. 2021-07-31T22:54:34.60 0.6 undecidable manual S 225 71.0733 50 0.21 48
IV.NARO.HHZ. 2021-07-31T22:54:32.65 0.6 undecidable manual S 228 62.6928 50 0.51 45
IV.ARVD.HHE. 2021-07-31T22:54:30.48 0.6 undecidable manual S 198 57.498 50 -0.28 48
IV.MPAG.HNN. 2021-07-31T22:54:29.41 0.6 undecidable manual S 219 51.4152 50 0.28 49
IV.BADI.EHE. 2021-07-31T22:54:28.10 0.3 undecidable manual P 234 90.7425 50 -0.09 70
IV.COR1.EHZ. 2021-07-31T22:54:27.42 0.3 undecidable manual S 198 41.9247 50 0.82 62
IV.PARC.HHE. 2021-07-31T22:54:27.71 0.3 undecidable manual P 243 82.8504 50 0.72 60
IV.PIEI.HHZ. 2021-07-31T22:54:24.76 0.1 undecidable manual P 225 71.0733 50 -0.42 91
IV.SSFR.HHE. 2021-07-31T22:54:24.65 0.3 undecidable manual P 206 68.6757 50 -0.15 73
IV.AOI.HHN. 2021-07-31T22:54:24.43 0.6 undecidable manual P 144 60.5949 50 0.88 39
IV.PE3.EHE. 2021-07-31T22:54:23.87 0.3 undecidable manual P 238 62.2932 50 0.05 75
IV.FRON.EHZ. 2021-07-31T22:54:23.62 0.3 undecidable manual P 213 62.9925 50 -0.31 71
IV.CRTC.HHZ. 2021-07-31T22:54:23.53 0.6 undecidable manual S 222 33.1446 50 -0.73 44
IV.NARO.HHZ. 2021-07-31T22:54:23.66 0.1 undecidable manual P 228 62.6928 50 -0.22 97
IV.PESA.HHN. 2021-07-31T22:54:22.36 0.6 undecidable manual S 257 26.0517 110 0.17 52
IV.ARVD.HHE. 2021-07-31T22:54:22.71 0.3 undecidable manual P 198 57.498 50 -0.37 71
IV.MPAG.HNN. 2021-07-31T22:54:21.54 0.3 undecidable manual P 219 51.4152 50 -0.6 67
IV.FANO.HNE. 2021-07-31T22:54:20.06 0.6 undecidable manual S 214 19.9689 115 -0.17 53
IV.COR1.EHZ. 2021-07-31T22:54:20.91 0.1 undecidable manual P 198 41.9247 50 0.23 100
IV.CRTC.HHZ. 2021-07-31T22:54:19.07 0.3 undecidable manual P 222 33.1446 50 -0.26 76
IV.PESA.HHN. 2021-07-31T22:54:18.54 0.3 undecidable manual P 257 26.0517 110 0.41 74
IV.FANO.HNE. 2021-07-31T22:54:16.96 0.3 undecidable manual P 214 19.9689 115 -0.04 81
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CRTC.HNN. ML:3.1 0.0056270185 0.64 AML other m 2021-07-31T22:54:21.05
IV.COR1.EHN. ML:2.2 0.0004715328 45.4784 AML other m 2021-07-31T22:54:21.53
IV.COR1.HNN. ML:2.5 0.0010201808399999998 1.3696 AML other m 2021-07-31T22:54:21.84
IV.CRTC.HNE. ML:3.2 0.0070730355 0.9728 AML other m 2021-07-31T22:54:23.26
IV.CRTC.HHE. ML:1.6 0.00016090185000000002 0.6528 AML other m 2021-07-31T22:54:31.66
IV.COR1.HNE. ML:2.6 0.00117326135 0.9728 AML other m 2021-07-31T22:54:33.27
IV.COR1.EHE. ML:1.3 0.00006041943 0.5632 AML other m 2021-07-31T22:54:33.33
IV.CRTC.HHN. ML:1.5 0.0001499993 0.4224 AML other m 2021-07-31T22:54:34.38
IV.NARO.HHN. ML:1.4 0.000052000000000000004 0.3 AML other m 2021-07-31T22:54:34.41
IV.NARO.HHE. ML:1.6 0.00007230000000000001 0.3 AML other m 2021-07-31T22:54:34.41
IV.PIEI.HHE. ML:1.8 0.0000945 0.3 AML other m 2021-07-31T22:54:36.80
IV.PP3.EHE. ML:2.0 0.00013432926 0.064 AML other m 2021-07-31T22:54:37.04
IV.PP3.HNE. ML:2.1 0.00017325567 0.064 AML other m 2021-07-31T22:54:37.05
IV.PIEI.HHN. ML:1.4 0.000044540669999999997 0.2176 AML other m 2021-07-31T22:54:37.01
IV.PP3.EHN. ML:2.0 0.0001464173 0.0768 AML other m 2021-07-31T22:54:37.32
IV.PP3.HNN. ML:2.2 0.00021943604999999998 1.2416 AML other m 2021-07-31T22:55:03.18
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