Earthquake with magnitude of ML 0.8 on date 23-01-2022 and time 18:52:20 (Italy) in region 4 km W Casteldelci (RN)

A magnitude ML 0.8 earthquake occured in region: 4 km W Casteldelci (RN), on

  • 23-01-2022 17:52:20 (UTC)
  • 23-01-2022 18:52:20 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.7900, 12.1090 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
Casteldelci RN 4 407 407
Verghereto FC 8 1907 2314
Badia Tedalda AR 11 1087 3401
Sant'Agata Feltria RN 12 2151 5552
Pennabilli RN 13 2869 8421
Bagno di Romagna FC 13 6026 14447
Pieve Santo Stefano AR 15 3183 17630
Sarsina FC 15 3446 21076
Chiusi della Verna AR 17 2023 23099
Sestino AR 18 1355 24454
Carpegna PU 18 1674 26128
Maiolo RN 19 848 26976
Novafeltria RN 19 7164 34140
Caprese Michelangelo AR 19 1426 35566
Talamello RN 19 1104 36670
Mercato Saraceno FC 20 6886 43556

Municipalities with at least 50000 inhabitants

An earthquake occurred to
40 Km S of Cesena (96758 inhabitants)
40 Km NE of Arezzo (99543 inhabitants)
48 Km SW of Rimini (147750 inhabitants)
49 Km S of Forlì (117913 inhabitants)
58 Km SE of Faenza (58541 inhabitants)
66 Km W of Pesaro (94582 inhabitants)
69 Km E of Firenze (382808 inhabitants)
70 Km SE of Imola (69797 inhabitants)
70 Km S of Ravenna (159116 inhabitants)
73 Km W of Fano (60888 inhabitants)
75 Km E of Scandicci (50609 inhabitants)
79 Km N of Perugia (166134 inhabitants)
82 Km NE of Siena (53903 inhabitants)
82 Km E of Prato (191150 inhabitants)
97 Km E of Pistoia (90315 inhabitants)
99 Km SE of Bologna (386663 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 0.8 2022-01-23
17:52:20
43.7905 12.1093 10 2022-07-08
12:33:57
Bollettino Sismico Italiano INGV 104704731
Reviewed
Rev100
ML 0.9 2022-01-23
17:52:19
43.7945 12.112 17 2022-01-23
17:59:28
Sala Sismica INGV-Roma 100099771
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-01-23 17:52:20 ± 0.08
Latitude 43.7905 ± 0.0045
Longitude 12.1093 ± 0.0050
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 104704731

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 549
Semi-minor axis of confidence ellipse (meter) 252
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 209
Circular confidence region, given by single value of horizontal uncertainty (meter) 550.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 131
Number of associated phases, regardless of their use for origin computation 33
Number of defining phases 33
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.24
Epicentral distance of station closest to the epicenter (degree) 0.15288
Epicentral distance of station farthest from the epicenter (degree) 0.47214
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 10
Type of magnitude ML
Reference to an origin 100099771
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-01-23 17:59:28

ML:0.8

Field Value
Value 0.8
Uncertainty 0.3
Num. used stations 17
Type of magnitude ML
Reference to an origin 104704731
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-05-16 10:33:17
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ATBU.EHZ. 2022-01-23T17:52:37.16 0.6 undecidable manual S 135 49.617 50 0.99 35
IV.ATVO.HHN. 2022-01-23T17:52:37.21 0.6 undecidable manual S 152 51.2154 50 0.61 41
IV.ATPC.HHE. 2022-01-23T17:52:35.02 0.6 undecidable manual S 141 44.3223 50 0.27 45
IV.LMD.HHE. 2022-01-23T17:52:35.50 0.6 undecidable manual S 315 45.2214 50 0.5 43
IV.PIEI.HNN. 2022-01-23T17:52:34.43 0.6 undecidable manual S 129 44.3223 50 -0.34 45
IV.ATPI.EHE. 2022-01-23T17:52:34.84 0.6 undecidable manual S 148 44.4222 50 0.05 47
IV.ATMC.EHE. 2022-01-23T17:52:33.13 0.6 undecidable manual S 170 38.7279 50 -0.14 47
IV.NARO.HHZ. 2022-01-23T17:52:33.97 0.3 undecidable manual S 118 42.7239 50 -0.37 67
IV.BADI.EHE. 2022-01-23T17:52:31.71 0.6 undecidable manual S 161 32.9448 50 -0.03 49
IV.PE3.EHE. 2022-01-23T17:52:31.77 0.6 undecidable manual S 109 32.745 50 0.1 48
IV.CAFI.HHZ. 2022-01-23T17:52:29.97 0.3 undecidable manual P 193 52.4031 50 0.1 69
IV.ASQU.HHZ. 2022-01-23T17:52:29.72 0.3 undecidable manual S 272 25.6521 111 -0.03 74
IV.LMD.HHE. 2022-01-23T17:52:29.14 0.6 undecidable manual P 315 45.2214 50 0.39 44
IV.SSP9.EHE. 2022-01-23T17:52:29.47 0.6 undecidable manual S 176 24.0537 112 0.22 47
IV.ATBU.EHZ. 2022-01-23T17:52:29.80 0.3 undecidable manual P 135 49.617 50 0.37 66
IV.CRE.HHZ. 2022-01-23T17:52:29.43 0.6 undecidable manual S 214 22.8549 113 0.58 43
IV.SFI.EHZ. 2022-01-23T17:52:29.12 0.6 undecidable manual S 301 24.5532 112 -0.26 47
IV.ATVO.HHN. 2022-01-23T17:52:29.63 0.3 undecidable manual P 152 51.2154 50 -0.05 70
IV.ATPI.EHE. 2022-01-23T17:52:28.55 0.3 undecidable manual P 148 44.4222 50 -0.08 71
IV.PIEI.HNN. 2022-01-23T17:52:28.53 0.3 undecidable manual P 129 44.3223 50 -0.08 71
IV.ATPC.HHE. 2022-01-23T17:52:28.56 0.3 undecidable manual P 141 44.3223 50 -0.05 71
IV.PARC.HHZ. 2022-01-23T17:52:27.53 0.3 undecidable manual S 147 18.87 118 -0.07 74
IV.ATMC.EHE. 2022-01-23T17:52:27.41 0.3 undecidable manual P 170 38.7279 50 -0.34 68
IV.NARO.HHZ. 2022-01-23T17:52:27.82 0.3 undecidable manual P 118 42.7239 50 -0.55 64
IV.CPGN.EHZ. 2022-01-23T17:52:27.49 0.3 undecidable manual S 86 16.9719 120 0.47 68
IV.BADI.EHE. 2022-01-23T17:52:26.49 0.3 undecidable manual P 161 32.9448 50 -0.38 68
IV.PE3.EHE. 2022-01-23T17:52:26.72 0.6 undecidable manual P 109 32.745 50 -0.11 48
IV.CRE.HHZ. 2022-01-23T17:52:25.26 0.1 undecidable manual P 214 22.8549 113 0.06 98
IV.SFI.EHZ. 2022-01-23T17:52:25.36 0.3 undecidable manual P 301 24.5532 112 -0.15 72
IV.ASQU.HHZ. 2022-01-23T17:52:25.66 0.3 undecidable manual P 272 25.6521 111 -0.06 73
IV.SSP9.EHE. 2022-01-23T17:52:25.18 0.3 undecidable manual P 176 24.0537 112 -0.25 71
IV.CPGN.EHZ. 2022-01-23T17:52:24.16 0.1 undecidable manual P 86 16.9719 120 0.02 100
IV.PARC.HHZ. 2022-01-23T17:52:24.29 0.1 positive manual P 147 18.87 118 -0.19 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.PARC.HHN. ML:1.2 0.000121 0.16 AML other m 2022-01-23T17:52:27.58
IV.PARC.HHE. ML:0.9 0.00006477197 0.1792 AML other m 2022-01-23T17:52:27.83
IV.CPGN.EHE. ML:0.9 0.00006374841 0.3328 AML other m 2022-01-23T17:52:28.22
IV.SFI.HNN. ML:1.5 0.0002113109 0.6528 AML other m 2022-01-23T17:52:29.62
IV.CRE.HHN. ML:1.0 0.000058328569999999994 0.192 AML other m 2022-01-23T17:52:29.98
IV.CRE.HHE. ML:0.7 0.00003319325 1.7824 AML other m 2022-01-23T17:52:29.03
IV.ASQU.HHN. ML:0.7 0.000028260425 0.2304 AML other m 2022-01-23T17:52:30.14
IV.SFI.EHN. ML:0.2 0.000011874419500000001 1.7696 AML other m 2022-01-23T17:52:30.11
IV.ASQU.HHE. ML:0.6 0.000025868485 0.2048 AML other m 2022-01-23T17:52:30.12
IV.NARO.HHN. ML:0.7 0.0000159385545 0.2048 AML other m 2022-01-23T17:52:34.07
IV.NARO.HHE. ML:0.7 0.000013448805000000001 0.1536 AML other m 2022-01-23T17:52:34.78
IV.CPGN.EHN. ML:0.7 0.00004526412000000001 0.448 AML other m 2022-01-23T17:52:35.32
IV.SFI.HNE. ML:1.6 0.00022813812999999999 1.0144 AML other m 2022-01-23T17:52:35.51
IV.SFI.EHE. ML:0.2 0.000011278324999999998 0.4224 AML other m 2022-01-23T17:52:35.76
IV.CAFI.HNN. ML:1.3 0.000050967635000000006 1.024 AML other m 2022-01-23T17:52:40.39
IV.CAFI.HHN. ML:0.6 0.000011059475000000001 1.6416 AML other m 2022-01-23T17:52:41.99
IV.CAFI.HHE. ML:0.3 0.000007128666 0.9632 AML other m 2022-01-23T17:52:50.06
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