Earthquake with magnitude of ML 1.6 on date 27-04-2022 and time 21:45:46 (Italy) in region 3 km NW Galliera (BO)

A magnitude ML 1.6 earthquake occured in region: 3 km NW Galliera (BO), on

  • 27-04-2022 19:45:46 (UTC)
  • 27-04-2022 21:45:46 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.7690, 11.4170 at 6 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
Galliera BO 3 5439 5439
Sant'Agostino FE 4 6853 12292
Poggio Renatico FE 6 9852 22144
Mirabello FE 7 3266 25410
San Pietro in Casale BO 7 12202 37612
Pieve di Cento BO 11 7019 44631
Vigarano Mainarda FE 11 7694 52325
Malalbergo BO 11 8943 61268
Cento FE 11 35686 96954
Finale Emilia MO 12 15699 112653
Bondeno FE 13 14655 127308
Castello d'Argile BO 14 6550 133858
San Giorgio di Piano BO 14 8512 142370
Bentivoglio BO 15 5469 147839
Argelato BO 15 9844 157683
Baricella BO 16 6951 164634
Minerbio BO 17 8793 173427
Ferrara FE 18 133155 306582
Sala Bolognese BO 19 8353 314935

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km W of Ferrara (133155 inhabitants)
31 Km N of Bologna (386663 inhabitants)
41 Km E of Modena (184973 inhabitants)
42 Km E of Carpi (70699 inhabitants)
45 Km SW of Rovigo (51867 inhabitants)
52 Km NW of Imola (69797 inhabitants)
63 Km E of Reggio nell'Emilia (171345 inhabitants)
65 Km NW of Faenza (58541 inhabitants)
73 Km NW of Ravenna (159116 inhabitants)
78 Km NW of Forlì (117913 inhabitants)
80 Km SW of Padova (210401 inhabitants)
82 Km SE of Verona (258765 inhabitants)
86 Km E of Parma (192836 inhabitants)
87 Km S of Vicenza (112953 inhabitants)
96 Km NW of Cesena (96758 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 1.6 2022-04-27
19:45:46
44.7692 11.4172 7 2022-07-08
12:34:04
Bollettino Sismico Italiano INGV 106917251
Reviewed
Rev100
ML 1.6 2022-04-27
19:45:46
44.7572 11.5163 10 2022-04-27
20:09:03
Sala Sismica INGV-Roma 103863491
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-04-27 19:45:46 ± 0.22
Latitude 44.7692 ± 0.0099
Longitude 11.4172 ± 0.0355
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 106917251

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2720
Semi-minor axis of confidence ellipse (meter) 1052
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 103
Circular confidence region, given by single value of horizontal uncertainty (meter) 2720.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 19
Number of defining phases 16
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.39
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.28873
Number of stations at which the event was observed 12
Number of stations from which data was used for origin computation 9
Magnitudes information

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 103863491
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-04-27 20:09:03

ML:1.6

Field Value
Value 1.6
Uncertainty 0.2
Num. used stations 8
Type of magnitude ML
Reference to an origin 106917251
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-07-07 17:09:39
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CADA.HNZ. 2022-04-27T19:47:12.64 3.0 undecidable manual Sg 4.46 0
IV.MMO1.EHZ. 2022-04-27T19:47:04.29 3.0 undecidable manual Sn -4.61 0
IV.CTI.HHZ. 2022-04-27T19:46:28.28 0.6 undecidable manual S 7 143.0457 50 -0.28 42
IV.MAGA.HHZ. 2022-04-27T19:46:25.17 0.6 undecidable manual S 331 127.4724 50 0.76 37
ST.DOSS.HHZ. 2022-04-27T19:46:23.35 0.6 undecidable manual S 352 124.5864 50 -0.29 43
GU.RNCA.HHZ. 2022-04-27T19:46:23.55 3.0 negative manual Pg 0.93 0
IV.CTI.HHZ. 2022-04-27T19:46:10.70 0.3 undecidable manual P 7 143.0457 50 -0.26 63
IV.ZOVE.EHZ. 2022-04-27T19:46:10.39 0.6 undecidable manual S 4 76.1682 50 -0.31 47
IV.TEOL.HHZ. 2022-04-27T19:46:09.35 0.6 undecidable manual S 17 68.7756 50 0.62 44
IV.MAGA.HHZ. 2022-04-27T19:46:08.70 0.3 undecidable manual P 331 127.4724 50 0.14 66
ST.VARA.EHZ. 2022-04-27T19:46:08.28 0.3 undecidable manual P 341 124.0869 50 0.24 66
ST.DOSS.HHZ. 2022-04-27T19:46:08.35 0.1 undecidable manual P 352 124.5864 50 0.23 88
IV.MBAL.EHZ. 2022-04-27T19:46:06.18 0.3 undecidable manual P 337 111.7992 50 0.03 70
IV.ZOVE.EHZ. 2022-04-27T19:46:00.07 0.3 undecidable manual P 4 76.1682 50 -0.58 66
IV.TEOL.HHZ. 2022-04-27T19:45:59.63 0.3 undecidable manual P 17 68.7756 50 0.12 75
IV.FERS.HNE. 2022-04-27T19:45:54.03 0.3 undecidable manual S 33 17.7711 110 0.54 75
IV.FIU.EHN. 2022-04-27T19:45:53.51 0.3 undecidable manual S 158 15.4734 113 0.78 68
IV.FERS.HNE. 2022-04-27T19:45:50.18 0.1 undecidable manual P 33 17.7711 110 -0.53 100
IV.FIU.EHN. 2022-04-27T19:45:49.68 0.1 undecidable manual P 158 15.4734 113 -0.59 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.ZOVE.EHN. ML:1.4 0.0000349 0.74 AML other m 2022-04-27T19:46:11.45
IV.ZOVE.EHE. ML:1.4 0.0000344 0.9 AML other m 2022-04-27T19:46:11.54
ST.DOSS.HHE. ML:1.5 0.000022100000000000002 1.02 AML other m 2022-04-27T19:46:25.52
IV.MAGA.HHE. ML:1.8 0.000043249999999999994 0.32 AML other m 2022-04-27T19:46:25.73
ST.DOSS.HHN. ML:1.6 0.0000243 1 AML other m 2022-04-27T19:46:26.75
IV.MAGA.HHN. ML:1.6 0.00003205 0.4 AML other m 2022-04-27T19:46:26.61
IV.CTI.HHE. ML:1.9 0.0000382 0.22 AML other m 2022-04-27T19:46:30.44
IV.CTI.HHN. ML:1.6 0.000024550000000000004 0.5 AML other m 2022-04-27T19:46:31.32
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