Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.2 on date 29-10-2021 and time 15:47:00 (UTC) in region 3 km S Stienta (RO)

A magnitude ML 2.2 earthquake occured in region: 3 km S Stienta (RO), on

  • 29-10-2021 15:47:00 (UTC)
  • 29-10-2021 17:47:00 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9120, 11.5410 at 7 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
Stienta RO 3 3253 3253
Occhiobello RO 3 11979 15232
Gaiba RO 6 1063 16295
Fiesso Umbertiano RO 8 4142 20437
Vigarano Mainarda FE 8 7694 28131
Ficarolo RO 10 2438 30569
Bondeno FE 10 14655 45224
Ferrara FE 10 133155 178379
Pincara RO 11 1165 179544
Canaro RO 11 2806 182350
Mirabello FE 11 3266 185616
Bagnolo di Po RO 12 1293 186909
Salara RO 12 1160 188069
Castelguglielmo RO 13 1580 189649
San Bellino RO 14 1118 190767
Canda RO 14 949 191716
Trecenta RO 15 2805 194521
Fratta Polesine RO 16 2694 197215
Frassinelle Polesine RO 16 1442 198657
Villamarzana RO 16 1196 199853
Felonica MN 17 1359 201212
Poggio Renatico FE 17 9852 211064
Calto RO 17 743 211807
Ceneselli RO 18 1719 213526
Polesella RO 18 4012 217538
Sant'Agostino FE 18 6853 224391
Villanova del Ghebbo RO 18 2022 226413
Ro FE 18 3247 229660
Giacciano con Baruchella RO 19 2162 231822
Arquà Polesine RO 19 2749 234571
Costa di Rovigo RO 20 2642 237213
Lendinara RO 20 11873 249086

Municipalities with at least 50000 inhabitants

An earthquake occurred to
10 Km NW of Ferrara (133155 inhabitants)
27 Km SW of Rovigo (51867 inhabitants)
49 Km NE of Bologna (386663 inhabitants)
54 Km E of Carpi (70699 inhabitants)
57 Km NE of Modena (184973 inhabitants)
61 Km SW of Padova (210401 inhabitants)
64 Km N of Imola (69797 inhabitants)
71 Km S of Vicenza (112953 inhabitants)
73 Km SE of Verona (258765 inhabitants)
75 Km NW of Faenza (58541 inhabitants)
76 Km E of Reggio nell'Emilia (171345 inhabitants)
76 Km NW of Ravenna (159116 inhabitants)
86 Km SW of Venezia (263352 inhabitants)
86 Km NW of Forlì (117913 inhabitants)
96 Km E of Parma (192836 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 2021-10-29
15:47:00		 44.9123 11.5412 7 2022-03-30
13:04:18		 Bollettino Sismico Italiano INGV 97778321
Reviewed
Rev100 		ML 2.2 2021-10-29
15:47:03		 44.9032 11.5582 7 2021-10-29
16:35:42		 Sala Sismica INGV-Roma 97068861
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-10-29 15:47:00 ± 0.2
Latitude 44.9123 ± 0.0090
Longitude 11.5412 ± 0.0229
Depth (km) 7 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 97778321

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1766
Semi-minor axis of confidence ellipse (meter) 1027
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 84
Circular confidence region, given by single value of horizontal uncertainty (meter) 1770.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 153
Number of associated phases, regardless of their use for origin computation 43
Number of defining phases 34
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.54
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.26355
Number of stations at which the event was observed 33
Number of stations from which data was used for origin computation 24
Magnitudes information

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 97778321
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-01-13 14:32:36

ML:2.2

Field Value
Value 2.2
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 97068861
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-10-29 16:35:42
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IT.PLTA.HNZ. 2021-10-29T15:48:51.42 3.0 undecidable manual Sn -0.11 0
IV.GIZZ.HHZ. 2021-10-29T15:48:43.57 3.0 positive manual Pn -1.51 0
IT.CSO1.HGZ. 2021-10-29T15:48:32.19 3.0 undecidable manual Sg 1.55 0
IX.SCL3.EHZ.02 2021-10-29T15:48:22.36 3.0 positive manual Pn 1.11 0
IV.PP3.EHZ. 2021-10-29T15:48:12.69 3.0 undecidable manual Sg 2.4 0
IV.VAGA.HNZ. 2021-10-29T15:48:04.84 3.0 undecidable manual Pn -0.89 0
IV.OSSC.HHZ. 2021-10-29T15:47:48.69 3.0 undecidable manual S -0.36 0
IV.MAGA.HHZ. 2021-10-29T15:47:39.90 0.3 undecidable manual S 324 119.2917 38 -1.45 35
ST.VARA.EHZ. 2021-10-29T15:47:37.50 0.6 undecidable manual S 334 113.0979 38 -2.17 14
ST.DOSS.HHZ. 2021-10-29T15:47:37.03 0.6 undecidable manual S 346 110.9001 38 -2.03 16
IV.MBAL.EHZ. 2021-10-29T15:47:36.20 0.6 undecidable manual S 329 102.12 38 -0.47 38
IV.ROVR.HHZ. 2021-10-29T15:47:32.90 0.6 undecidable manual S 336 89.3439 38 -0.31 40
OX.MARN.HHE. 2021-10-29T15:47:31.70 0.3 undecidable manual S 342 84.5487 38 -0.2 63
IV.PE3.EHZ. 2021-10-29T15:47:29.77 3.0 positive manual Pn -0.1 0
ST.GAGG.HHE. 2021-10-29T15:47:27.08 0.3 undecidable manual P 341 137.5623 38 0.21 56
OX.CAE.HHZ. 2021-10-29T15:47:27.78 1.0 undecidable manual P 30 140.2485 38 0.5 17
ST.RONC.EHZ. 2021-10-29T15:47:27.73 0.3 undecidable manual P 329 138.3615 38 0.75 48
SI.LUSI.HHZ. 2021-10-29T15:47:25.05 0.3 undecidable manual P 338 125.1747 38 0.12 59
ST.PANI.HNZ. 2021-10-29T15:47:25.72 0.3 undecidable manual P 353 127.2726 38 0.46 54
IV.CTI.HHN. 2021-10-29T15:47:25.51 0.3 undecidable manual P 4 126.2736 38 0.4 55
IV.BDI.HNZ. 2021-10-29T15:47:25.23 0.6 undecidable manual P 219 120.2907 38 1.05 29
OX.VARN.HNN. 2021-10-29T15:47:25.90 0.3 undecidable manual P 20 127.5723 38 0.59 52
GU.POPM.HHZ. 2021-10-29T15:47:24.51 0.3 undecidable manual P 213 114.4965 38 1.24 40
IV.MAGA.HHZ. 2021-10-29T15:47:24.05 0.3 undecidable manual P 324 119.2917 38 0.03 60
ST.VARA.EHZ. 2021-10-29T15:47:23.17 0.3 undecidable manual P 334 113.0979 38 0.11 60
IT.FIE.HGZ. 2021-10-29T15:47:23.13 3.0 undecidable manual Pn -1.29 0
ST.DOSS.HHZ. 2021-10-29T15:47:22.43 0.3 undecidable manual P 346 110.9001 38 -0.29 58
OX.BALD.HHZ. 2021-10-29T15:47:22.15 0.3 undecidable manual P 327 102.4197 38 0.75 51
IV.MBAL.EHZ. 2021-10-29T15:47:21.59 0.3 undecidable manual P 329 102.12 38 0.24 60
IV.ZEN8.HNE. 2021-10-29T15:47:21.89 0.3 undecidable manual P 322 102.3198 38 0.5 57
IV.TEOL.HHE. 2021-10-29T15:47:20.80 0.6 undecidable manual S 12 50.9157 38 -1.96 19
OX.MARN.HHE. 2021-10-29T15:47:19.07 0.3 undecidable manual P 342 84.5487 38 0.45 59
IV.ROVR.HHZ. 2021-10-29T15:47:18.96 0.3 undecidable manual P 336 89.3439 38 -0.41 59
IV.VISG.HHZ. 2021-10-29T15:47:18.88 0.3 undecidable manual P 186 80.6637 38 0.85 51
IV.MTRZ.HNN. 2021-10-29T15:47:17.20 0.6 undecidable manual P 188 67.0773 38 1.28 29
IV.ZOVE.HNZ. 2021-10-29T15:47:14.06 0.3 undecidable manual P 356 60.1953 38 -0.79 55
IV.FIU.EHZ. 2021-10-29T15:47:14.13 0.3 undecidable manual S 187 30.4473 50 -1.89 31
IV.TEOL.HHE. 2021-10-29T15:47:13.36 0.3 undecidable manual P 12 50.9157 38 -0.04 69
IV.SERM.EHE. 2021-10-29T15:47:12.19 0.6 undecidable manual S 299 22.0668 50 -0.18 47
IV.FIU.EHZ. 2021-10-29T15:47:08.40 0.3 undecidable manual P 187 30.4473 50 -1.15 49
IV.SERM.EHE. 2021-10-29T15:47:08.06 0.3 undecidable manual P 299 22.0668 50 0.6 63
IV.FERS.EHZ. 2021-10-29T15:47:04.50 0.1 undecidable manual S 183 0.999 172 -0.7 84
IV.FERS.EHZ. 2021-10-29T15:47:03.42 0.1 negative manual P 183 0.999 172 0.05 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FIU.EHN. ML:2.3 0.0009335118 0.1536 AML other m 2021-10-29T15:47:14.44
IV.FIU.EHE. ML:2.1 0.0006381056999999999 0.2048 AML other m 2021-10-29T15:47:16.15
IV.ZEN8.HNN. ML:2.4 0.00022194999999999997 0.76 AML other m 2021-10-29T15:47:30.14
IV.MBAL.HNN. ML:2.2 0.00015053050000000002 1.424 AML other m 2021-10-29T15:47:34.20
IV.ZEN8.HNE. ML:2.1 0.0001301 1.26 AML other m 2021-10-29T15:47:36.29
IV.ZEN8.EHE. ML:1.9 0.00007664999999999999 0.24 AML other m 2021-10-29T15:47:37.28
IV.MBAL.EHE. ML:2.0 0.000102417385 0.2304 AML other m 2021-10-29T15:47:37.18
IV.ZEN8.EHN. ML:1.9 0.00007324999999999999 0.42 AML other m 2021-10-29T15:47:37.39
IV.MBAL.HNE. ML:2.2 0.00013925019999999998 1.552 AML other m 2021-10-29T15:47:38.05
IV.MBAL.EHN. ML:2.0 0.00008298909000000001 0.1024 AML other m 2021-10-29T15:47:38.11
ST.DOSS.HNN. ML:2.2 0.00014019979999999998 1.5264 AML other m 2021-10-29T15:47:38.96
ST.DOSS.HHE. ML:2.2 0.00011763800500000001 0.192 AML other m 2021-10-29T15:47:39.92
IV.MAGA.HHE. ML:2.5 0.000237 0.58 AML other m 2021-10-29T15:47:42.00
SI.LUSI.HHN. ML:2.4 0.000182 0.16 AML other m 2021-10-29T15:47:42.38
SI.LUSI.HHE. ML:2.2 0.00009784999999999999 1.16 AML other m 2021-10-29T15:47:42.30
ST.DOSS.HHN. ML:2.1 0.00010152295000000001 0.3456 AML other m 2021-10-29T15:47:43.44
ST.DOSS.HNE. ML:2.1 0.000101275375 0.3584 AML other m 2021-10-29T15:47:43.44
IV.MAGA.HHN. ML:2.5 0.0002235 1.14 AML other m 2021-10-29T15:47:43.04
ST.RONC.EHN. ML:2.4 0.0001445 0.18 AML other m 2021-10-29T15:47:46.37
ST.RONC.EHE. ML:2.2 0.00009795000000000001 0.66 AML other m 2021-10-29T15:47:50.84
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