Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 2.1 on date 23-04-2016 and time 08:12:35 (Italy) in region 9 km SE Magnacavallo (MN)

A magnitude ML 2.1 earthquake occured in region: 9 km SE Magnacavallo (MN), on

  • 23-04-2016 06:12:35 (UTC)
  • 23-04-2016 08:12:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.9300, 11.2380 at 14 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
Magnacavallo MN 9 1561 1561
Sermide MN 10 6189 7750
Poggio Rusco MN 11 6625 14375
Felonica MN 11 1359 15734
Castelmassa RO 11 4252 19986
Castelnovo Bariano RO 12 2762 22748
Calto RO 12 743 23491
Carbonara di Po MN 12 1297 24788
Finale Emilia MO 12 15699 40487
Villa Poma MN 12 2023 42510
San Felice sul Panaro MO 13 10900 53410
San Giovanni del Dosso MN 13 1248 54658
Borgofranco sul Po MN 14 784 55442
Ceneselli RO 14 1719 57161
Mirandola MO 14 23875 81036
Schivenoglia MN 14 1203 82239
Bergantino RO 15 2565 84804
Melara RO 15 1803 86607
Bondeno FE 15 14655 101262
Pieve di Coriano MN 15 1035 102297
Ficarolo RO 16 2438 104735
Medolla MO 16 6308 111043
Salara RO 16 1160 112203
Revere MN 17 2521 114724
San Giacomo delle Segnate MN 17 1639 116363
Camposanto MO 18 3201 119564
Ostiglia MN 18 6818 126382
Cavezzo MO 19 7026 133408
Sant'Agostino FE 19 6853 140261
Gaiba RO 19 1063 141324
San Possidonio MO 19 3619 144943
Quingentole MN 19 1203 146146
Serravalle a Po MN 20 1541 147687

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km W of Ferrara (133155 inhabitants)
32 Km NE of Carpi (70699 inhabitants)
40 Km NE of Modena (184973 inhabitants)
46 Km W of Rovigo (51867 inhabitants)
49 Km N of Bologna (386663 inhabitants)
54 Km E of Reggio nell'Emilia (171345 inhabitants)
60 Km SE of Verona (258765 inhabitants)
73 Km SW of Vicenza (112953 inhabitants)
73 Km E of Parma (192836 inhabitants)
73 Km SW of Padova (210401 inhabitants)
74 Km NW of Imola (69797 inhabitants)
88 Km NW of Faenza (58541 inhabitants)
95 Km NW of Ravenna (159116 inhabitants)
98 Km E of Cremona (71901 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 2.1 2016-04-23
06:12:35		 44.9305 11.2377 14 2016-05-17
13:18:32		 Bollettino Sismico Italiano INGV 24670781
Reviewed
Rev100 		ML 2.1 2016-04-23
06:12:34		 44.9395 11.2658 5 2016-04-23
06:36:23		 Sala Sismica INGV-Roma 24569101
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2016-04-23 06:12:35 ± 0.13
Latitude 44.9305 ± 0.0072
Longitude 11.2377 ± 0.0178
Depth (km) 14 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 24670781

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1470
Semi-minor axis of confidence ellipse (meter) 656
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 286
Circular confidence region, given by single value of horizontal uncertainty (meter) 1470.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 37
Number of defining phases 22
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 1.22308
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 19
Magnitudes information

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 24569101
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2016-04-23 06:36:23

ML:2.1

Field Value
Value 2.1
Uncertainty 0.3
Num. used stations 8
Type of magnitude ML
Reference to an origin 24670781
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2016-05-03 08:54:07
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2016-04-23T06:14:36.42 3.0 negative manual Pg 20.76 0
IV.SOLUN.HHZ. 2016-04-23T06:14:32.68 3.0 positive manual Pg 13.65 0
IV.SGG.HHZ. 2016-04-23T06:14:25.99 3.0 undecidable manual Sn -6.68 0
IV.CAFR.HHZ. 2016-04-23T06:14:17.99 3.0 undecidable manual Sg 3.19 0
BA.PZUN.HHZ. 2016-04-23T06:14:06.90 3.0 negative manual Pg 9.76 0
IV.VCEL.EHZ. 2016-04-23T06:14:04.99 3.0 undecidable manual Sn -1.05 0
GU.BURY.HHZ. 2016-04-23T06:13:59.99 3.0 undecidable manual Sn 2.34 0
IV.BIOG.HHZ. 2016-04-23T06:13:57.90 3.0 negative manual Pg 11.05 0
IV.TRIV.HHZ. 2016-04-23T06:13:46.67 3.0 negative manual Pg 9.66 0
IV.PP3.EHZ. 2016-04-23T06:13:39.99 3.0 undecidable manual Sn -5.65 0
IV.RNI2.HHZ. 2016-04-23T06:13:35.24 3.0 undecidable manual Pn -0.18 0
IV.OFFI.HHZ. 2016-04-23T06:13:19.65 3.0 negative manual Pn 0.67 0
MN.TRI.BHZ. 2016-04-23T06:13:14.43 3.0 positive manual Pg 5.84 0
IV.FDMO.HHZ. 2016-04-23T06:13:12.28 3.0 undecidable manual Pn -1.9 0
IV.ARCI.HHZ. 2016-04-23T06:13:08.81 3.0 undecidable manual Pn -2.06 0
OX.VARN.HHZ. 2016-04-23T06:12:58.02 0.6 undecidable manual P 30 135.7641 91 -0.16 54
IV.ASQU.HHE. 2016-04-23T06:12:57.64 0.3 undecidable manual P 161 133.1667 91 -0.12 81
IV.SFI.EHZ. 2016-04-23T06:12:56.32 0.6 undecidable manual P 157 123.5874 91 0.12 56
SI.LUSI.HHZ. 2016-04-23T06:12:54.95 0.3 undecidable manual P 349 116.3946 91 -0.09 86
IV.MAGA.HHZ. 2016-04-23T06:12:53.49 0.3 undecidable manual P 333 105.0171 91 0.3 83
ST.VARA.HNE. 2016-04-23T06:12:53.00 0.6 undecidable manual P 345 102.8193 91 0.17 57
ST.DOSS.HHZ. 2016-04-23T06:12:52.82 0.6 undecidable manual P 358 105.5166 91 -0.44 54
IV.SALO.HHZ. 2016-04-23T06:12:51.81 0.6 undecidable manual P 324 94.4388 92 0.35 56
GU.GSCL.HHE. 2016-04-23T06:12:49.70 0.6 undecidable manual P 219 82.251 92 0.22 59
IV.ROVR.HHZ. 2016-04-23T06:12:49.20 0.3 undecidable manual P 351 80.4639 92 0 93
IV.MTRZ.HHE. 2016-04-23T06:12:48.41 0.6 undecidable manual P 168 70.0743 92 0.91 49
IV.ZCCA.HHE. 2016-04-23T06:12:47.79 0.6 undecidable manual P 198 67.4769 92 0.7 53
IV.CMPO.HNN. 2016-04-23T06:12:46.97 1.0 undecidable manual P 131 59.1963 93 1.24 22
IV.TEOL.HHZ. 2016-04-23T06:12:45.14 0.3 undecidable manual P 35 58.7967 93 -0.52 86
IV.ZOVE.HNE. 2016-04-23T06:12:45.87 0.6 undecidable manual P 19 61.1943 93 -0.19 62
IV.RAVA.EHZ. 2016-04-23T06:12:43.12 0.3 undecidable manual S 206 21.4674 100 0.17 100
IV.CAVE.HHZ. 2016-04-23T06:12:42.87 0.6 undecidable manual S 249 19.7691 101 0.43 62
IV.SBPO.HNE. 2016-04-23T06:12:40.70 0.6 undecidable manual P 298 28.2495 97 -0.02 68
IV.SERM.EHZ. 2016-04-23T06:12:40.35 0.3 undecidable manual S 27 9.879 117 0.75 87
IV.RAVA.EHZ. 2016-04-23T06:12:38.52 0.1 undecidable manual P 206 21.4674 100 -1.11 96
IV.CAVE.HHZ. 2016-04-23T06:12:38.78 0.6 undecidable manual P 249 19.7691 101 -0.57 62
IV.SERM.EHZ. 2016-04-23T06:12:37.37 0.3 undecidable manual P 27 9.879 117 -0.46 96
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.CAVE.HHE. ML:2.0 0.0007849999999999999 0.84 AML other m 2016-04-23T06:12:43.39
IV.CAVE.HHN. ML:1.9 0.0005595 1.04 AML other m 2016-04-23T06:12:49.77
ST.DOSS.HHN. ML:2.0 0.00009075 0.4 AML other m 2016-04-23T06:13:07.47
ST.DOSS.HHE. ML:1.9 0.00006254999999999999 1.58 AML other m 2016-04-23T06:13:08.07
SI.LUSI.HHN. ML:2.5 0.00022499999999999997 0.78 AML other m 2016-04-23T06:13:11.11
SI.LUSI.HHE. ML:2.2 0.0001235 0.86 AML other m 2016-04-23T06:13:11.49
IV.MAGA.HHN. ML:2.6 0.00038250000000000003 0.5 AML other m 2016-04-23T06:13:09.79
IV.MAGA.HHE. ML:2.6 0.0004115 0.46 AML other m 2016-04-23T06:13:09.82
IV.RAVA.EHN. ML:2.4 0.001786 0.86 AML other m 2016-04-23T06:12:49.05
IV.RAVA.EHE. ML:2.7 0.003505 0.4 AML other m 2016-04-23T06:12:43.51
IV.ROVR.HHE. ML:1.5 0.000042 0.88 AML other m 2016-04-23T06:13:03.17
IV.ROVR.HHN. ML:1.8 0.00008075 0.56 AML other m 2016-04-23T06:13:03.78
IV.SALO.HHN. ML:2.1 0.000136 1.3 AML other m 2016-04-23T06:13:08.12
IV.SALO.HHE. ML:2.0 0.00012185 0.44 AML other m 2016-04-23T06:13:07.47
IV.TEOL.HHE. ML:1.8 0.0001275 0.54 AML other m 2016-04-23T06:12:54.73
IV.TEOL.HHN. ML:1.7 0.00009834999999999999 0.44 AML other m 2016-04-23T06:13:00.06
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