Earthquake with magnitude of ML 2.2 on date 12-08-2021 and time 06:42:29 (Italy) in region 6 km N Castrocaro Terme e Terra del Sole (FC)

A magnitude ML 2.2 earthquake occured in region: 6 km N Castrocaro Terme e Terra del Sole (FC), on

  • 12-08-2021 04:42:29 (UTC)
  • 12-08-2021 06:42:29 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2280, 11.9540 at 24 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
Castrocaro Terme e Terra del Sole FC 6 6426 6426
Forlì FC 7 117913 124339
Faenza RA 9 58541 182880
Dovadola FC 13 1653 184533
Meldola FC 14 9970 194503
Predappio FC 14 6346 200849
Forlimpopoli FC 15 13290 214139
Brisighella RA 15 7639 221778
Modigliana FC 15 4560 226338
Castel Bolognese RA 16 9554 235892
Bertinoro FC 17 11059 246951
Solarolo RA 17 4488 251439
Russi RA 17 12247 263686
Cotignola RA 18 7474 271160
Riolo Terme RA 19 5720 276880

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km W of Forlì (117913 inhabitants)
9 Km SE of Faenza (58541 inhabitants)
24 Km SE of Imola (69797 inhabitants)
25 Km W of Cesena (96758 inhabitants)
29 Km SW of Ravenna (159116 inhabitants)
52 Km W of Rimini (147750 inhabitants)
57 Km SE of Bologna (386663 inhabitants)
73 Km SE of Ferrara (133155 inhabitants)
76 Km NE of Firenze (382808 inhabitants)
79 Km E of Prato (191150 inhabitants)
81 Km NE of Scandicci (50609 inhabitants)
84 Km W of Pesaro (94582 inhabitants)
85 Km N of Arezzo (99543 inhabitants)
89 Km E of Pistoia (90315 inhabitants)
94 Km E of Modena (184973 inhabitants)
95 Km S of Rovigo (51867 inhabitants)
95 Km W of Fano (60888 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 2.2 2021-08-12
04:42:29
44.2277 11.954 24 2021-12-29
11:12:24
Bollettino Sismico Italiano INGV 94916921
Reviewed
Rev100
ML 2.2 2021-08-12
04:42:30
44.171 11.9682 10 2021-08-12
04:52:57
Sala Sismica INGV-Roma 93988881
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-08-12 04:42:29 ± 0.09
Latitude 44.2277 ± 0.0063
Longitude 11.9540 ± 0.0088
Depth (km) 24 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 94916921

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 676
Semi-minor axis of confidence ellipse (meter) 347
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 93
Circular confidence region, given by single value of horizontal uncertainty (meter) 680.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 56
Number of associated phases, regardless of their use for origin computation 59
Number of defining phases 59
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) 0.08274
Epicentral distance of station farthest from the epicenter (degree) 2.27978
Number of stations at which the event was observed 47
Number of stations from which data was used for origin computation 47
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 82
Type of magnitude ML
Reference to an origin 93988881
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-08-12 04:52:57

ML:2.2

Field Value
Value 2.2
Uncertainty 0.3
Num. used stations 78
Type of magnitude ML
Reference to an origin 94916921
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-09-18 15:57:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
SI.KOSI.HHZ. 2021-08-12T04:43:06.91 0.3 undecidable manual P 350 251.9589 54 0.34 32
OX.DRE.HHZ. 2021-08-12T04:43:05.92 0.3 undecidable manual P 31 253.0578 54 -0.79 27
IV.MABI.HHZ. 2021-08-12T04:43:04.36 0.3 undecidable manual P 331 231.8901 54 0.29 38
ST.RONC.EHZ. 2021-08-12T04:43:03.12 0.3 undecidable manual P 332 220.6125 54 0.46 40
MN.TRI.HHZ. 2021-08-12T04:43:02.04 0.6 undecidable manual P 40 217.2159 54 -0.2 28
ST.PANI.EHZ. 2021-08-12T04:43:01.20 0.3 undecidable manual P 347 207.9363 54 0.12 46
SI.LUSI.HHZ. 2021-08-12T04:43:00.80 0.3 undecidable manual P 338 207.7365 54 -0.26 45
ST.VARA.EHZ. 2021-08-12T04:42:59.48 0.3 undecidable manual P 335 195.7596 54 -0.09 50
IV.MAGA.HHZ. 2021-08-12T04:42:59.90 0.3 undecidable manual P 329 200.7435 54 -0.29 46
ST.DOSS.HHZ. 2021-08-12T04:42:59.06 0.3 undecidable manual P 342 192.9624 54 -0.16 50
IV.CTI.HHZ. 2021-08-12T04:42:59.99 0.3 undecidable manual P 353 203.3409 54 -0.52 43
IV.MBAL.EHZ. 2021-08-12T04:42:58.01 0.3 undecidable manual P 333 184.2711 54 -0.14 52
IV.ROVR.HHZ. 2021-08-12T04:42:56.32 0.6 undecidable manual P 337 171.9945 54 -0.29 36
OX.MARN.HHZ. 2021-08-12T04:42:55.42 0.3 undecidable manual P 340 167.0106 54 -0.57 51
IV.TREG.HNN. 2021-08-12T04:42:54.53 0.6 undecidable manual P 337 156.621 54 -0.17 40
IV.FNVD.HHZ. 2021-08-12T04:42:51.89 0.6 undecidable manual S 265 66.378 103 1.53 28
IV.PII.HHZ. 2021-08-12T04:42:51.08 0.6 undecidable manual P 244 127.1727 96 0.19 43
IV.TEOL.HHE. 2021-08-12T04:42:50.42 0.3 undecidable manual P 350 127.6722 96 -0.56 58
IV.ARVD.HHZ. 2021-08-12T04:42:49.29 0.6 undecidable manual P 135 113.0979 97 0.55 40
IV.SERM.EHN. 2021-08-12T04:42:48.97 0.3 undecidable manual P 329 101.121 98 2.05 27
IV.BOSL.HHZ. 2021-08-12T04:42:48.34 0.3 undecidable manual S 235 56.6988 106 0.48 69
IV.RUFI.EHZ. 2021-08-12T04:42:47.76 0.6 undecidable manual S 220 55.8996 106 0.11 50
IV.CSNT.HHZ. 2021-08-12T04:42:47.58 0.3 undecidable manual P 213 99.123 99 0.97 52
IV.OSSC.HHZ. 2021-08-12T04:42:46.97 0.3 undecidable manual P 216 96.4257 99 0.77 57
IV.CRMI.HNN. 2021-08-12T04:42:46.00 0.3 undecidable manual P 239 91.3419 99 0.58 63
IV.SEI.HHZ. 2021-08-12T04:42:46.69 0.6 undecidable manual S 248 51.1155 108 0.25 49
IV.CAFI.HHZ. 2021-08-12T04:42:46.71 0.3 undecidable manual P 179 99.6225 98 0.02 70
IV.MPAG.EHZ. 2021-08-12T04:42:46.16 0.3 undecidable manual P 136 92.4408 99 0.57 63
IV.PESA.HHZ. 2021-08-12T04:42:44.33 0.6 undecidable manual P 114 77.4669 101 1.01 36
IV.NARO.HHZ. 2021-08-12T04:42:44.84 0.3 undecidable manual P 144 84.7485 100 0.41 67
IV.VISG.HHZ. 2021-08-12T04:42:44.34 0.6 undecidable manual S 264 41.5251 113 0.3 49
IV.MPPT.EHN. 2021-08-12T04:42:43.39 0.3 undecidable manual P 247 75.0693 102 0.44 68
IV.SFI.EHZ. 2021-08-12T04:42:42.32 0.3 undecidable manual S 193 36.8298 116 -0.57 70
IV.PE3.EHZ. 2021-08-12T04:42:42.84 0.3 undecidable manual P 144 73.1712 102 0.17 72
IV.PARC.HHZ. 2021-08-12T04:42:41.63 0.1 undecidable manual P 160 68.1762 103 -0.28 95
IV.CRE.HHZ. 2021-08-12T04:42:41.46 0.3 undecidable manual P 180 67.4769 103 -0.36 70
IV.FNVD.HHZ. 2021-08-12T04:42:41.66 0.3 undecidable manual P 265 66.378 103 0 75
IV.MOCL.EHZ. 2021-08-12T04:42:41.41 0.6 undecidable manual P 248 66.378 104 -0.24 48
IV.IMOL.HNZ. 2021-08-12T04:42:41.15 0.6 undecidable manual S 311 22.2555 132 1.5 31
IV.CPGN.EHZ. 2021-08-12T04:42:40.29 0.3 undecidable manual P 148 55.5999 107 0.24 73
IV.BOSL.HHZ. 2021-08-12T04:42:39.92 0.3 undecidable manual P 235 56.6988 106 -0.29 72
IV.RSM2.HHE. 2021-08-12T04:42:39.92 0.3 undecidable manual P 129 50.616 108 0.6 67
IV.LMD.HHZ. 2021-08-12T04:42:39.76 0.6 undecidable manual S 230 25.752 127 -0.61 47
IV.RUFI.EHZ. 2021-08-12T04:42:39.61 0.1 negative manual P 220 55.8996 106 -0.48 93
IV.SEI.HHZ. 2021-08-12T04:42:38.97 0.1 undecidable manual P 248 51.1155 108 -0.42 95
IV.BRSN.EHZ. 2021-08-12T04:42:38.06 0.3 undecidable manual S 58 11.7771 151 0.18 80
IV.CMPO.HNN. 2021-08-12T04:42:38.85 0.3 undecidable manual P 343 40.9257 113 0.94 60
IV.MTRZ.HHZ. 2021-08-12T04:42:38.93 0.3 undecidable manual P 283 43.1235 112 0.71 65
IV.FAEN.HNZ. 2021-08-12T04:42:37.82 0.3 undecidable manual S 318 9.1797 157 0.25 79
IV.BRIS.HHZ. 2021-08-12T04:42:37.91 0.3 undecidable manual S 269 14.874 144 -0.42 76
IT.FAZ.HNZ. 2021-08-12T04:42:37.94 0.6 undecidable manual S 327 9.2796 156 0.36 52
IV.VISG.HHZ. 2021-08-12T04:42:37.47 0.3 undecidable manual P 264 41.5251 113 -0.53 70
IV.SFI.EHZ. 2021-08-12T04:42:36.73 0.1 undecidable manual P 193 36.8298 116 -0.61 92
IV.IMOL.HNZ. 2021-08-12T04:42:35.89 0.3 undecidable manual P 311 22.2555 132 0.42 75
IV.LMD.HHZ. 2021-08-12T04:42:35.11 0.1 undecidable manual P 230 25.752 127 -0.78 88
IV.BRIS.HHZ. 2021-08-12T04:42:34.12 0.1 positive manual P 269 14.874 144 -0.59 96
IT.FAZ.HNZ. 2021-08-12T04:42:33.77 0.1 undecidable manual P 327 9.2796 156 -0.51 100
IV.BRSN.EHZ. 2021-08-12T04:42:33.85 0.1 negative manual P 58 11.7771 151 -0.6 96
IV.FAEN.HNZ. 2021-08-12T04:42:33.80 0.3 undecidable manual P 318 9.1797 157 -0.47 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRIS.HHE. ML:2.9 0.00477 0.3 AML other m 2021-08-12T04:42:38.02
IV.BRSN.EHN. ML:2.9 0.00435 0.58 AML other m 2021-08-12T04:42:38.64
IV.BRSN.HNN. ML:2.9 0.00435 0.58 AML other m 2021-08-12T04:42:38.64
IV.BRIS.HHN. ML:2.7 0.00302 0.42 AML other m 2021-08-12T04:42:38.15
IV.BRSN.EHE. ML:2.9 0.004515000000000001 0.34 AML other m 2021-08-12T04:42:38.90
IV.BRSN.HNE. ML:2.9 0.004765 0.34 AML other m 2021-08-12T04:42:38.91
IV.LMD.HHE. ML:2.5 0.001295 0.16 AML other m 2021-08-12T04:42:40.21
IV.LMD.HHN. ML:2.6 0.0015699999999999998 0.16 AML other m 2021-08-12T04:42:41.20
IV.SFI.HNN. ML:2.3 0.000603 1.08 AML other m 2021-08-12T04:42:43.24
IV.SFI.EHN. ML:2.2 0.000532 1.08 AML other m 2021-08-12T04:42:43.24
IV.SFI.EHE. ML:2.3 0.0006699999999999999 0.96 AML other m 2021-08-12T04:42:43.59
IV.SFI.HNE. ML:2.3 0.0006345000000000001 0.96 AML other m 2021-08-12T04:42:43.59
IV.VISG.HHE. ML:1.9 0.00021500000000000002 0.32 AML other m 2021-08-12T04:42:45.61
IV.VISG.HHN. ML:2.0 0.00029099999999999997 0.24 AML other m 2021-08-12T04:42:45.78
IV.SEI.HHN. ML:2.7 0.0011400000000000002 0.22 AML other m 2021-08-12T04:42:48.34
IV.RUFI.EHE. ML:2.1 0.0002325 0.86 AML other m 2021-08-12T04:42:48.09
IV.BOSL.HHE. ML:1.5 0.00006195 0.66 AML other m 2021-08-12T04:42:48.89
IV.SEI.HHE. ML:2.2 0.00039049999999999995 0.96 AML other m 2021-08-12T04:42:49.10
IV.MTRZ.HNE. ML:2.2 0.0003925 0.4 AML other m 2021-08-12T04:42:49.72
IV.RUFI.EHN. ML:2.0 0.00021349999999999999 0.64 AML other m 2021-08-12T04:42:49.89
IV.MTRZ.HHE. ML:2.1 0.000381 0.44 AML other m 2021-08-12T04:42:50.57
IV.CPGN.EHE. ML:1.8 0.00011295 0.38 AML other m 2021-08-12T04:42:51.61
IV.MTRZ.HHN. ML:2.2 0.0003965 0.34 AML other m 2021-08-12T04:42:51.67
IV.MTRZ.HNN. ML:2.2 0.00039349999999999997 0.34 AML other m 2021-08-12T04:42:51.67
IV.BOSL.HHN. ML:1.7 0.00009265000000000002 0.52 AML other m 2021-08-12T04:42:52.39
IV.CPGN.EHN. ML:1.9 0.00016549999999999998 0.34 AML other m 2021-08-12T04:42:52.54
IV.CRE.HHN. ML:2.2 0.0002375 0.36 AML other m 2021-08-12T04:42:52.72
IV.FNVD.HHE. ML:2.4 0.00040149999999999995 0.62 AML other m 2021-08-12T04:42:52.87
IV.FNVD.HHN. ML:2.2 0.000252 1.5 AML other m 2021-08-12T04:42:53.77
IV.CRE.HHE. ML:1.9 0.000127 0.38 AML other m 2021-08-12T04:42:56.07
IV.PARC.HHN. ML:1.7 0.00007895 0.48 AML other m 2021-08-12T04:42:56.35
IV.PE3.EHE. ML:2.2 0.0002145 0.62 AML other m 2021-08-12T04:42:56.56
IV.PARC.HHE. ML:1.6 0.00006494999999999999 0.44 AML other m 2021-08-12T04:42:57.84
IV.PESA.HHE. ML:2.1 0.00016849999999999998 0.56 AML other m 2021-08-12T04:42:58.24
IV.PESA.HHN. ML:2.2 0.00019600000000000002 0.5 AML other m 2021-08-12T04:42:58.90
IV.PE3.EHN. ML:2.2 0.000225 0.32 AML other m 2021-08-12T04:42:59.56
IV.NARO.HHE. ML:1.8 0.00006905 0.68 AML other m 2021-08-12T04:43:00.50
IV.MPAG.EHN. ML:2.0 0.00010055 0.76 AML other m 2021-08-12T04:43:01.31
IV.NARO.HHN. ML:1.7 0.00006505 1.58 AML other m 2021-08-12T04:43:01.97
IV.MPAG.EHE. ML:1.8 0.00007745 0.86 AML other m 2021-08-12T04:43:02.31
IV.CRMI.HHN. ML:1.8 0.00006905 0.34 AML other m 2021-08-12T04:43:03.99
IV.CRMI.HHE. ML:1.8 0.00006544999999999999 0.42 AML other m 2021-08-12T04:43:03.90
IV.OSSC.HHN. ML:2.0 0.00010449999999999999 0.46 AML other m 2021-08-12T04:43:04.39
IV.CSNT.HHE. ML:1.9 0.0000779 1.5 AML other m 2021-08-12T04:43:04.15
IV.CSNT.HHN. ML:1.9 0.00007155 0.56 AML other m 2021-08-12T04:43:05.51
IV.CAFI.HHE. ML:1.9 0.00007314999999999999 0.94 AML other m 2021-08-12T04:43:05.71
IV.OSSC.HHE. ML:1.9 0.00008695 0.6 AML other m 2021-08-12T04:43:05.54
IV.CAFI.HHN. ML:1.6 0.00004015000000000001 0.78 AML other m 2021-08-12T04:43:07.24
IV.ARVD.HHN. ML:1.6 0.000037199999999999996 1.72 AML other m 2021-08-12T04:43:08.97
IV.ARVD.HHE. ML:1.8 0.000044649999999999994 1.72 AML other m 2021-08-12T04:43:08.05
IV.PII.HHE. ML:2.1 0.0000783 0.26 AML other m 2021-08-12T04:43:09.43
IV.PII.HHN. ML:2.3 0.000128 0.32 AML other m 2021-08-12T04:43:10.82
ST.VARA.HNE. ML:3.1 0.000348 1.58 AML other m 2021-08-12T04:43:20.79
IV.ROVR.HHN. ML:2.4 0.000109752395 0.4384 AML other m 2021-08-12T04:43:20.42
OX.VARN.HHE. ML:2.4 0.00006914999999999999 0.28 AML other m 2021-08-12T04:43:22.41
IV.ROVR.HHE. ML:2.2 0.00006709999999999999 0.28 AML other m 2021-08-12T04:43:23.25
OX.MARN.HHN. ML:2.4 0.000112 0.26 AML other m 2021-08-12T04:43:23.81
OX.MARN.HHE. ML:2.4 0.0001094 0.52 AML other m 2021-08-12T04:43:24.63
OX.MLN.HHN. ML:2.2 0.00003275 0.36 AML other m 2021-08-12T04:43:27.43
ST.DOSS.HHN. ML:2.3 0.00006555 0.42 AML other m 2021-08-12T04:43:29.49
ST.VARA.HNN. ML:2.6 0.000132900075 0.96 AML other m 2021-08-12T04:43:29.76
ST.DOSS.HHE. ML:2.4 0.00007825 0.58 AML other m 2021-08-12T04:43:29.74
IV.CTI.HHN. ML:2.4 0.00006584999999999999 0.24 AML other m 2021-08-12T04:43:30.13
IV.MABI.HHN. ML:1.7 0.000009345 0.08 AML other m 2021-08-12T04:43:31.06
IV.MABI.HHE. ML:1.8 0.000014200000000000001 0.84 AML other m 2021-08-12T04:43:31.29
IV.CTI.HHE. ML:2.3 0.00006115 0.26 AML other m 2021-08-12T04:43:33.73
IV.MAGA.HHE. ML:2.7 0.0001545 0.3 AML other m 2021-08-12T04:43:33.89
SI.LUSI.HHE. ML:2.3 0.00005574999999999999 0.88 AML other m 2021-08-12T04:43:34.31
OX.VARN.HHN. ML:2.2 0.00005115 0.44 AML other m 2021-08-12T04:43:36.49
ST.RONC.EHE. ML:2.5 0.00008235000000000001 0.38 AML other m 2021-08-12T04:43:37.87
SI.LUSI.HHN. ML:2.5 0.00008030000000000001 0.22 AML other m 2021-08-12T04:43:37.86
OX.MLN.HHE. ML:2.2 0.000033799999999999995 1.44 AML other m 2021-08-12T04:43:38.73
IV.MAGA.HHN. ML:2.6 0.0001275 0.38 AML other m 2021-08-12T04:43:39.53
ST.RONC.EHN. ML:2.5 0.00006839999999999998 0.38 AML other m 2021-08-12T04:43:40.62
NI.VINO.HHN. ML:2.3 0.0000334 0.96 AML other m 2021-08-12T04:43:47.83
SI.KOSI.HHE. ML:2.3 0.000039349999999999994 1.38 AML other m 2021-08-12T04:43:48.23
NI.VINO.HHE. ML:2.1 0.0000243 0.74 AML other m 2021-08-12T04:43:50.13
SI.KOSI.HHN. ML:2.3 0.0000334 0.44 AML other m 2021-08-12T04:43:51.07
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
Waveforms Seismic signals in miniseed + resp format Download