Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.8 on date 13-07-2022 and time 19:23:48 (UTC) in region 2 km NE Meldola (FC)

A magnitude ML 1.8 earthquake occured in region: 2 km NE Meldola (FC), on

  • 13-07-2022 19:23:48 (UTC)
  • 13-07-2022 21:23:48 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.1440, 12.0690 at 20 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
Meldola FC 2 9970 9970
Bertinoro FC 5 11059 21029
Forlimpopoli FC 7 13290 34319
Predappio FC 8 6346 40665
Forlì FC 9 117913 158578
Castrocaro Terme e Terra del Sole FC 10 6426 165004
Cesena FC 14 96758 261762
Dovadola FC 15 1653 263415
Civitella di Romagna FC 18 3786 267201

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km S of Forlì (117913 inhabitants)
14 Km W of Cesena (96758 inhabitants)
22 Km SE of Faenza (58541 inhabitants)
32 Km SW of Ravenna (159116 inhabitants)
37 Km SE of Imola (69797 inhabitants)
41 Km W of Rimini (147750 inhabitants)
70 Km SE of Bologna (386663 inhabitants)
72 Km W of Pesaro (94582 inhabitants)
77 Km N of Arezzo (99543 inhabitants)
77 Km NE of Firenze (382808 inhabitants)
83 Km NE of Scandicci (50609 inhabitants)
83 Km E of Prato (191150 inhabitants)
83 Km W of Fano (60888 inhabitants)
85 Km SE of Ferrara (133155 inhabitants)
95 Km E of Pistoia (90315 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 1.8 2022-07-13
19:23:48		 44.1443 12.0693 20 2023-01-31
19:03:38		 Bollettino Sismico Italiano INGV 109358351
Reviewed
Rev100 		ML 1.6 2022-07-13
19:23:48		 44.1507 12.0918 9 2022-07-13
19:39:07		 Sala Sismica INGV-Roma 107216851
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-13 19:23:48 ± 0.18
Latitude 44.1443 ± 0.0081
Longitude 12.0693 ± 0.0100
Depth (km) 20 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 109358351

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 837
Semi-minor axis of confidence ellipse (meter) 533
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 240
Circular confidence region, given by single value of horizontal uncertainty (meter) 840.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 124
Number of associated phases, regardless of their use for origin computation 52
Number of defining phases 36
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.41
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.98476
Number of stations at which the event was observed 39
Number of stations from which data was used for origin computation 25
Magnitudes information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.3
Num. used stations 32
Type of magnitude ML
Reference to an origin 109358351
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2023-01-03 16:45:34

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 23
Type of magnitude ML
Reference to an origin 107216851
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-13 19:39:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MMGO.HHZ. 2022-07-13T19:25:37.07 3.0 positive manual Pg 12.93 0
IV.MCRV.HHZ. 2022-07-13T19:25:28.56 3.0 undecidable manual Sn -9.99 0
IV.CMDO.HHZ. 2022-07-13T19:25:23.15 3.0 negative manual Pn -4.92 0
IV.PAOL.HHZ. 2022-07-13T19:25:20.75 3.0 undecidable manual Sn -7.16 0
IV.MRGE.HHZ. 2022-07-13T19:24:56.23 3.0 undecidable manual Pn 5.94 0
IV.SAMA.EHZ. 2022-07-13T19:24:54.81 3.0 undecidable manual Sn -3.78 0
GU.STV.HHZ. 2022-07-13T19:24:50.13 3.0 undecidable manual Pg 6.75 0
MN.TRI.HHZ. 2022-07-13T19:24:48.44 3.0 undecidable manual Sg -0.82 0
IV.PAOL.HHZ. 2022-07-13T19:24:45.92 3.0 undecidable manual Pn 1.88 0
IV.PTRJ.HHZ. 2022-07-13T19:24:41.77 3.0 undecidable manual Pn 1.87 0
IV.CSP1.EHZ. 2022-07-13T19:24:34.92 3.0 undecidable manual Sg 2.83 0
NI.VINO.HHZ. 2022-07-13T19:24:24.83 3.0 positive manual Pg -1.94 0
IV.OFFI.HHZ. 2022-07-13T19:24:20.61 3.0 undecidable manual Pg 3.19 0
IV.CSP1.EHZ. 2022-07-13T19:24:13.61 3.0 negative manual Pg 0.93 0
IV.PIEI.HHZ. 2022-07-13T19:24:12.07 0.3 undecidable manual S 151 77.0673 98 0.59 65
IV.PII.HHZ. 2022-07-13T19:24:11.08 3.0 positive manual P -1.55 0
IV.MF5.EHZ. 2022-07-13T19:24:10.27 3.0 positive manual Pn -5.11 0
IV.NARO.HHZ. 2022-07-13T19:24:10.88 0.3 undecidable manual S 145 71.9724 99 0.77 61
IV.CRE.HHE. 2022-07-13T19:24:07.66 0.6 undecidable manual S 189 58.9965 101 0.93 39
IV.FOSV.EHZ. 2022-07-13T19:24:06.79 0.3 undecidable manual P 149 109.3128 95 0.18 68
IV.PARC.HHZ. 2022-07-13T19:24:06.50 0.6 undecidable manual S 166 56.5989 102 0.41 48
IV.VISG.HHZ. 2022-07-13T19:24:05.24 0.6 undecidable manual S 276 50.8158 103 0.68 44
IV.RUFI.EHE. 2022-07-13T19:24:05.44 0.6 undecidable manual S 233 56.0994 102 -0.52 45
IV.ARVD.HHZ. 2022-07-13T19:24:04.96 0.3 undecidable manual P 135 100.0221 96 -0.22 68
IV.ATMI.HHZ. 2022-07-13T19:24:04.40 0.3 undecidable manual P 170 91.242 97 0.56 65
ZH.T1648.HNN. 2022-07-13T19:24:03.17 0.3 undecidable manual P 230 82.3509 97 0.7 62
IV.ATVO.HHZ. 2022-07-13T19:24:03.44 0.3 undecidable manual P 162 88.7445 97 -0.02 72
IV.CAFI.HHZ. 2022-07-13T19:24:03.73 0.3 undecidable manual P 185 90.7425 97 -0.04 72
ZH.T1647.EHZ. 2022-07-13T19:24:03.40 0.3 undecidable manual P 226 84.9483 97 0.52 66
IV.FRON.EHZ. 2022-07-13T19:24:02.62 0.3 undecidable manual P 143 87.1461 97 -0.59 63
IV.IMOL.EHZ. 2022-07-13T19:24:01.97 0.3 undecidable manual S 313 35.2425 111 1.37 49
IV.MPAG.EHZ. 2022-07-13T19:24:01.83 0.3 undecidable manual P 136 79.4649 98 -0.2 71
IV.PIEI.HHZ. 2022-07-13T19:24:00.92 0.3 undecidable manual P 151 77.0673 98 -0.75 60
IV.NARO.HHZ. 2022-07-13T19:24:00.60 0.3 undecidable manual P 145 71.9724 99 -0.28 71
IV.MTRZ.HNN. 2022-07-13T19:23:59.16 0.3 undecidable manual P 290 54.501 102 0.91 60
IV.SFI.HNN. 2022-07-13T19:23:59.76 0.3 undecidable manual S 214 31.9458 113 -0.02 80
IV.RUFI.EHE. 2022-07-13T19:23:58.01 0.1 undecidable manual P 233 56.0994 102 -0.48 93
IV.BRIS.HHZ. 2022-07-13T19:23:58.52 0.6 undecidable manual S 290 25.6521 120 0.24 52
IV.PARC.HHZ. 2022-07-13T19:23:58.30 0.3 undecidable manual P 166 56.5989 102 -0.26 73
IV.BOSL.HHE. 2022-07-13T19:23:58.48 0.3 undecidable manual P 247 60.2952 101 -0.63 65
IV.PE3.EHE. 2022-07-13T19:23:58.84 0.3 undecidable manual P 145 60.2952 101 -0.27 73
IV.LMD.HHE. 2022-07-13T19:23:58.98 0.6 undecidable manual S 256 29.748 115 -0.27 51
IV.CRE.HHE. 2022-07-13T19:23:58.62 0.3 undecidable manual P 189 58.9965 101 -0.31 72
IV.VISG.HHZ. 2022-07-13T19:23:57.76 0.3 undecidable manual P 276 50.8158 103 0.08 78
IV.BRSN.HNZ. 2022-07-13T19:23:56.13 0.3 undecidable manual S 3 15.5733 136 -0.01 83
IV.CPGN.EHZ. 2022-07-13T19:23:56.85 0.3 undecidable manual P 152 43.0236 106 0.33 75
IV.RSM2.HHE. 2022-07-13T19:23:56.21 0.3 undecidable manual P 127 37.7289 109 0.46 73
IV.IMOL.EHZ. 2022-07-13T19:23:55.38 0.3 undecidable manual P 313 35.2425 111 -0.01 81
IV.SFI.HNN. 2022-07-13T19:23:54.18 0.3 undecidable manual P 214 31.9458 113 -0.74 66
IV.BRIS.HHZ. 2022-07-13T19:23:53.85 0.3 undecidable manual P 290 25.6521 120 -0.2 79
IV.LMD.HHE. 2022-07-13T19:23:53.84 0.3 undecidable manual P 256 29.748 115 -0.77 65
IV.BRSN.HNZ. 2022-07-13T19:23:52.28 0.1 undecidable manual P 3 15.5733 136 -0.53 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRSN.HNN. ML:2.7 0.00316 1.64 AML other m 2022-07-13T19:23:56.05
IV.BRSN.EHN. ML:2.7 0.00316 1.68 AML other m 2022-07-13T19:23:56.05
IV.BRSN.EHE. ML:2.5 0.0020350000000000004 1.54 AML other m 2022-07-13T19:23:56.14
IV.BRSN.HNE. ML:2.5 0.0020350000000000004 1.58 AML other m 2022-07-13T19:23:56.15
IV.BRIS.HHE. ML:1.5 0.0001485 0.22 AML other m 2022-07-13T19:24:02.21
IV.VISG.HHE. ML:1.4 0.00006245 0.38 AML other m 2022-07-13T19:24:06.79
IV.VISG.HHN. ML:1.8 0.000141 0.54 AML other m 2022-07-13T19:24:06.64
IV.BRIS.HHN. ML:1.5 0.0001395 0.32 AML other m 2022-07-13T19:24:07.69
IV.PARC.HHN. ML:1.5 0.00006500000000000001 1.12 AML other m 2022-07-13T19:24:08.84
IV.PARC.HHE. ML:1.5 0.00006644999999999999 0.18 AML other m 2022-07-13T19:24:08.90
IV.NARO.HHN. ML:1.7 0.0000698 0.18 AML other m 2022-07-13T19:24:12.58
IV.NARO.HHE. ML:1.6 0.0000639 0.22 AML other m 2022-07-13T19:24:12.80
IV.PIEI.HHE. ML:2.1 0.000175 1.76 AML other m 2022-07-13T19:24:14.05
IV.PIEI.HHN. ML:1.8 0.0000996 0.28 AML other m 2022-07-13T19:24:14.38
IV.MPAG.EHN. ML:1.5 0.000046 0.66 AML other m 2022-07-13T19:24:16.56
IV.MPAG.EHE. ML:1.5 0.00004185 0.4 AML other m 2022-07-13T19:24:16.44
IV.FRON.EHN. ML:1.8 0.00007755 0.46 AML other m 2022-07-13T19:24:16.89
IV.FRON.EHE. ML:1.5 0.00003460000000000001 1.16 AML other m 2022-07-13T19:24:17.99
IV.CAFI.HHE. ML:1.9 0.00007780000000000001 0.7 AML other m 2022-07-13T19:24:19.74
IV.CAFI.HHN. ML:1.6 0.000045199999999999994 0.6 AML other m 2022-07-13T19:24:20.00
IV.ARVD.HHE. ML:1.6 0.00003265 1.58 AML other m 2022-07-13T19:24:21.86
IV.ATMI.HHN. ML:2.0 0.0001215 0.34 AML other m 2022-07-13T19:24:22.13
IV.FOSV.EHE. ML:1.6 0.0000362 0.36 AML other m 2022-07-13T19:24:23.12
IV.ATVO.HHE. ML:1.7 0.00006165000000000001 0.42 AML other m 2022-07-13T19:24:23.58
IV.ARVD.HHN. ML:1.6 0.00003315 1 AML other m 2022-07-13T19:24:23.85
IV.ATVO.HHN. ML:2.0 0.00011649999999999999 0.44 AML other m 2022-07-13T19:24:24.74
IV.PII.HHN. ML:1.8 0.000033050000000000004 0.58 AML other m 2022-07-13T19:24:29.70
IV.FOSV.EHN. ML:1.6 0.0000309 0.52 AML other m 2022-07-13T19:24:30.81
IV.ATMI.HHE. ML:1.9 0.00008810000000000001 0.66 AML other m 2022-07-13T19:24:30.58
IV.PII.HHE. ML:1.8 0.0000351 0.34 AML other m 2022-07-13T19:24:33.13
IV.CSP1.EHN. ML:2.4 0.0001209 0.4 AML other m 2022-07-13T19:24:37.98
IV.CSP1.EHE. ML:2.2 0.0000776 1.52 AML other m 2022-07-13T19:24:40.13
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