Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.7 on date 03-03-2022 and time 22:25:55 (UTC) in region 2 km N Casalfiumanese (BO)

A magnitude ML 1.7 earthquake occured in region: 2 km N Casalfiumanese (BO), on

  • 03-03-2022 22:25:55 (UTC)
  • 03-03-2022 23:25:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.3200, 11.6190 at 26 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.

Hai sentito il terremoto? Clicca qui

Did you feel it? Fill in the questionnaire.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Casalfiumanese BO 2 3438 3438
Dozza BO 5 6652 10090
Borgo Tossignano BO 5 3288 13378
Fontanelice BO 8 1943 15321
Imola BO 9 69797 85118
Castel San Pietro Terme BO 9 20811 105929
Riolo Terme RA 10 5720 111649
Casola Valsenio RA 11 2617 114266
Castel Guelfo di Bologna BO 14 4455 118721
Castel Bolognese RA 14 9554 128275
Castel del Rio BO 15 1246 129521
Brisighella RA 16 7639 137160
Monterenzio BO 17 6035 143195
Medicina BO 18 16739 159934
Mordano BO 18 4760 164694
Ozzano dell'Emilia BO 18 13596 178290
Bagnara di Romagna RA 18 2429 180719
Solarolo RA 19 4488 185207

Municipalities with at least 50000 inhabitants

An earthquake occurred to
9 Km W of Imola (69797 inhabitants)
21 Km W of Faenza (58541 inhabitants)
29 Km SE of Bologna (386663 inhabitants)
35 Km W of Forlì (117913 inhabitants)
48 Km W of Ravenna (159116 inhabitants)
54 Km W of Cesena (96758 inhabitants)
58 Km S of Ferrara (133155 inhabitants)
64 Km NE of Prato (191150 inhabitants)
66 Km SE of Modena (184973 inhabitants)
68 Km NE of Firenze (382808 inhabitants)
71 Km NE of Pistoia (90315 inhabitants)
71 Km NE of Scandicci (50609 inhabitants)
78 Km SE of Carpi (70699 inhabitants)
81 Km W of Rimini (147750 inhabitants)
85 Km S of Rovigo (51867 inhabitants)
89 Km E of Reggio nell'Emilia (171345 inhabitants)
97 Km N of Arezzo (99543 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 1.7 2022-03-03
22:25:55		 44.3197 11.6192 26 2022-07-08
12:34:02		 Bollettino Sismico Italiano INGV 105874011
Reviewed
Rev100 		ML 1.7 2022-03-03
22:25:55		 44.3248 11.6492 28 2022-03-03
22:50:46		 Sala Sismica INGV-Roma 101656601
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-03-03 22:25:55 ± 0.18
Latitude 44.3197 ± 0.0135
Longitude 11.6192 ± 0.0189
Depth (km) 26 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 105874011

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1353
Semi-minor axis of confidence ellipse (meter) 1343
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 143
Circular confidence region, given by single value of horizontal uncertainty (meter) 1350.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 94
Number of associated phases, regardless of their use for origin computation 24
Number of defining phases 24
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) 0.13939
Epicentral distance of station farthest from the epicenter (degree) 1.47849
Number of stations at which the event was observed 19
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 105874011
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-06-11 03:47:17

ML:1.7

Field Value
Value 1.7
Uncertainty 0.3
Num. used stations 16
Type of magnitude ML
Reference to an origin 101656601
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-03-03 22:50:46
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MBAL.EHZ. 2022-03-03T22:26:21.58 0.3 undecidable manual P 339 164.1135 54 0.02 57
IV.ROVR.HHZ. 2022-03-03T22:26:20.65 0.3 undecidable manual P 344 153.3354 54 0.43 55
IV.TREG.HNN. 2022-03-03T22:26:18.43 0.3 undecidable manual P 345 138.2616 54 0.09 62
IV.ZOVE.EHZ. 2022-03-03T22:26:16.44 0.3 undecidable manual P 355 126.1737 54 -0.41 60
IV.TEOL.HHE. 2022-03-03T22:26:13.97 0.3 undecidable manual P 2 115.6953 98 -1.3 41
IV.CRMI.HNN. 2022-03-03T22:26:10.24 0.3 undecidable manual P 221 77.367 103 0.79 56
IV.SEI.HHZ. 2022-03-03T22:26:09.68 0.3 undecidable manual S 215 36.0417 120 0.66 64
IV.MPPT.EHN. 2022-03-03T22:26:07.23 0.6 undecidable manual P 227 58.1973 108 0.62 42
IT.FAZ.HNZ. 2022-03-03T22:26:07.80 0.3 undecidable manual S 96 21.6672 135 1.83 38
IV.ZCCA.HNN. 2022-03-03T22:26:07.25 0.3 undecidable manual P 274 51.1155 110 1.67 36
IV.LMD.HHZ. 2022-03-03T22:26:07.06 0.3 undecidable manual S 165 27.75 128 -0.12 76
IV.RUFI.EHE. 2022-03-03T22:26:06.15 0.3 undecidable manual P 189 54.1014 109 0.13 72
IV.MOCL.EHZ. 2022-03-03T22:26:05.41 0.1 undecidable manual P 225 49.3173 111 0.08 98
IV.VISG.HHZ. 2022-03-03T22:26:05.65 0.3 undecidable manual S 225 20.6682 137 -0.13 78
IV.BRIS.HHZ. 2022-03-03T22:26:05.11 0.3 undecidable manual S 132 15.7731 145 0.15 78
IV.FIU.EHE. 2022-03-03T22:26:04.32 0.6 undecidable manual P 344 36.9297 119 0.73 42
IV.FNVD.HHZ. 2022-03-03T22:26:04.06 0.3 undecidable manual P 247 42.9237 115 -0.34 72
IV.BOSL.HHZ. 2022-03-03T22:26:04.95 0.1 undecidable manual P 204 47.3193 112 -0.08 100
IV.SEI.HHZ. 2022-03-03T22:26:03.06 0.1 undecidable manual P 215 36.0417 120 -0.4 96
IV.LMD.HHZ. 2022-03-03T22:26:01.83 0.1 undecidable manual P 165 27.75 128 -0.57 91
IT.FAZ.HNZ. 2022-03-03T22:26:01.77 0.3 undecidable manual P 96 21.6672 135 0.08 79
IV.BRIS.HHZ. 2022-03-03T22:26:00.71 0.1 undecidable manual P 132 15.7731 145 -0.4 98
IV.MTRZ.HHZ. 2022-03-03T22:26:00.90 0.3 undecidable manual P 267 15.4734 146 -0.19 78
IV.VISG.HHZ. 2022-03-03T22:26:00.67 0.1 undecidable manual P 225 20.6682 137 -0.91 82
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.BRIS.HHN. ML:1.8 0.00028649999999999997 0.26 AML other m 2022-03-03T22:26:05.43
IV.BRIS.HNN. ML:2.0 0.000592 0.26 AML other m 2022-03-03T22:26:05.43
IV.VISG.HHE. ML:1.4 0.000104 0.84 AML other m 2022-03-03T22:26:06.64
IV.VISG.HHN. ML:1.4 0.00011444999999999999 1.18 AML other m 2022-03-03T22:26:06.90
IV.BRIS.HNE. ML:1.9 0.00039650000000000004 0.32 AML other m 2022-03-03T22:26:07.76
IV.BRIS.HHE. ML:1.5 0.000175 0.32 AML other m 2022-03-03T22:26:07.60
IV.LMD.HHE. ML:1.7 0.000189 0.28 AML other m 2022-03-03T22:26:08.57
IV.MTRZ.HHE. ML:1.9 0.000373 0.42 AML other m 2022-03-03T22:26:08.43
IV.LMD.HHN. ML:1.8 0.000236 1.82 AML other m 2022-03-03T22:26:09.93
IV.MTRZ.HHN. ML:1.8 0.0003515 0.4 AML other m 2022-03-03T22:26:09.33
IV.SEI.HHN. ML:2.1 0.0004075 0.74 AML other m 2022-03-03T22:26:10.62
IV.SEI.HHE. ML:2.0 0.00028349999999999995 0.26 AML other m 2022-03-03T22:26:10.49
IV.FNVD.HHE. ML:1.5 0.0000819 1.5 AML other m 2022-03-03T22:26:10.00
IV.FNVD.HHN. ML:1.6 0.00009355000000000001 0.84 AML other m 2022-03-03T22:26:13.16
IV.BOSL.HHE. ML:0.8 0.0000161 1.6 AML other m 2022-03-03T22:26:16.19
IV.BOSL.HHN. ML:0.8 0.000016250000000000002 1.64 AML other m 2022-03-03T22:26:18.12
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