Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of ML 1.9 on date 26-09-2021 and time 07:58:32 (Italy) in region 5 km E San Felice sul Panaro (MO)

A magnitude ML 1.9 earthquake occured in region: 5 km E San Felice sul Panaro (MO), on

  • 26-09-2021 05:58:32 (UTC)
  • 26-09-2021 07:58:32 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.8440, 11.2090 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.

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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
San Felice sul Panaro MO 5 10900 10900
Finale Emilia MO 7 15699 26599
Camposanto MO 8 3201 29800
Medolla MO 11 6308 36108
Mirandola MO 12 23875 59983
Cavezzo MO 14 7026 67009
Crevalcore BO 14 13465 80474
Cento FE 15 35686 116160
Sant'Agostino FE 15 6853 123013
Ravarino MO 16 6233 129246
San Prospero MO 16 5860 135106
Poggio Rusco MN 16 6625 141731
Pieve di Cento BO 16 7019 148750
San Giovanni del Dosso MN 17 1248 149998
Bondeno FE 17 14655 164653
San Possidonio MO 17 3619 168272
Magnacavallo MN 18 1561 169833
Bomporto MO 18 10157 179990
Villa Poma MN 19 2023 182013
Felonica MN 19 1359 183372
Schivenoglia MN 19 1203 184575
Concordia sulla Secchia MO 19 8641 193216
Castello d'Argile BO 19 6550 199766
Sermide MN 19 6189 205955
San Giacomo delle Segnate MN 20 1639 207594

Municipalities with at least 50000 inhabitants

An earthquake occurred to
26 Km E of Carpi (70699 inhabitants)
31 Km NE of Modena (184973 inhabitants)
32 Km W of Ferrara (133155 inhabitants)
40 Km N of Bologna (386663 inhabitants)
48 Km E of Reggio nell'Emilia (171345 inhabitants)
52 Km W of Rovigo (51867 inhabitants)
68 Km NW of Imola (69797 inhabitants)
68 Km S of Verona (258765 inhabitants)
70 Km E of Parma (192836 inhabitants)
82 Km SW of Padova (210401 inhabitants)
82 Km NW of Faenza (58541 inhabitants)
83 Km SW of Vicenza (112953 inhabitants)
92 Km NW of Ravenna (159116 inhabitants)
96 Km NW of Forlì (117913 inhabitants)
99 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 1.9 2021-09-26
05:58:32		 44.8445 11.2087 7 2022-03-30
13:04:08		 Bollettino Sismico Italiano INGV 96018571
Reviewed
Rev100 		ML 1.8 2021-09-26
05:58:30		 44.8442 11.134 9 2021-09-26
06:22:40		 Sala Sismica INGV-Roma 95891791
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-09-26 05:58:32 ± 0.19
Latitude 44.8445 ± 0.0108
Longitude 11.2087 ± 0.0140
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 96018571

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1132
Semi-minor axis of confidence ellipse (meter) 1069
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 164
Circular confidence region, given by single value of horizontal uncertainty (meter) 1130.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 177
Number of associated phases, regardless of their use for origin computation 34
Number of defining phases 34
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) 0.10882
Epicentral distance of station farthest from the epicenter (degree) 1.88408
Number of stations at which the event was observed 22
Number of stations from which data was used for origin computation 22
Magnitudes information

ML:1.9

Field Value
Value 1.9
Uncertainty 0.3
Num. used stations 22
Type of magnitude ML
Reference to an origin 96018571
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-02-17 18:14:50

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 18
Type of magnitude ML
Reference to an origin 95891791
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-09-26 06:22:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.MDI.HHZ. 2021-09-26T05:59:17.75 0.6 undecidable manual S 312 155.2224 50 -0.04 42
ST.GAGG.HHZ. 2021-09-26T05:59:13.87 0.6 undecidable manual S 352 138.861 50 0.46 40
IV.CTI.HHZ. 2021-09-26T05:59:12.81 0.6 undecidable manual S 14 137.862 50 -0.35 41
SI.LUSI.HHZ. 2021-09-26T05:59:09.88 0.6 undecidable manual S 351 125.3745 50 0.05 45
SI.ABSI.HHZ. 2021-09-26T05:59:07.18 0.6 undecidable manual P 2 209.1351 38 0.93 24
IV.MAGA.HHZ. 2021-09-26T05:59:07.14 0.3 undecidable manual S 337 112.6983 50 0.69 59
ST.DOSS.HHZ. 2021-09-26T05:59:06.91 0.6 undecidable manual S 359 114.996 50 -0.14 45
IV.SGAL.EHN. 2021-09-26T05:59:05.08 0.6 undecidable manual S 319 106.2159 50 0.36 44
OX.MARN.HHZ. 2021-09-26T05:59:00.15 0.6 undecidable manual S 0 88.0452 50 0.3 46
ST.ZIAN.EHZ. 2021-09-26T05:58:59.40 0.6 undecidable manual P 10 161.2164 50 -0.33 38
IV.MDI.HHZ. 2021-09-26T05:58:58.45 0.6 undecidable manual P 312 155.2224 50 -0.36 39
IV.MABI.HHZ. 2021-09-26T05:58:56.59 0.6 undecidable manual P 338 144.744 50 -0.6 38
ST.GAGG.HHZ. 2021-09-26T05:58:56.04 0.6 undecidable manual P 352 138.861 50 -0.24 42
IV.CTI.HHZ. 2021-09-26T05:58:55.81 0.6 undecidable manual P 14 137.862 50 -0.32 42
SI.LUSI.HHZ. 2021-09-26T05:58:53.84 0.3 undecidable manual P 351 125.3745 50 -0.37 63
ST.DOSS.HHZ. 2021-09-26T05:58:52.32 0.3 undecidable manual P 359 114.996 50 -0.28 66
IV.MAGA.HHZ. 2021-09-26T05:58:52.16 0.3 undecidable manual P 337 112.6983 50 -0.1 69
ST.VARA.EHZ. 2021-09-26T05:58:51.50 0.3 undecidable manual P 348 111.5994 50 -0.58 61
IV.SALO.HHZ. 2021-09-26T05:58:51.22 0.3 undecidable manual P 328 101.121 50 0.75 59
IV.SGAL.EHN. 2021-09-26T05:58:51.14 0.6 undecidable manual P 319 106.2159 50 -0.12 46
IV.BDI.HNZ. 2021-09-26T05:58:51.51 0.6 undecidable manual P 209 99.3228 50 1.31 30
IV.ZEN8.EHZ. 2021-09-26T05:58:50.04 0.3 undecidable manual P 337 95.5377 50 0.43 66
OX.BALD.HHZ. 2021-09-26T05:58:50.45 0.6 undecidable manual P 342 97.8243 50 0.48 44
IV.MBAL.HNE. 2021-09-26T05:58:49.63 0.3 undecidable manual P 344 98.5236 50 -0.43 66
OX.MARN.HHZ. 2021-09-26T05:58:47.97 0.3 undecidable manual P 0 88.0452 50 -0.48 67
IV.TEOL.HHE. 2021-09-26T05:58:44.88 0.6 undecidable manual P 32 67.9764 50 -0.48 46
IV.NDIM.HNZ. 2021-09-26T05:58:41.34 0.6 undecidable manual S 281 24.8529 105 -0.44 50
IV.SERM.EHZ. 2021-09-26T05:58:41.43 0.6 undecidable manual S 20 19.5693 108 1.39 33
IV.RAVA.EHN. 2021-09-26T05:58:38.42 0.3 undecidable manual S 216 12.0768 118 0.78 68
IV.CAVE.HHE. 2021-09-26T05:58:38.58 0.6 undecidable manual S 278 16.3725 112 -0.39 52
IV.NDIM.HNZ. 2021-09-26T05:58:38.79 0.3 undecidable manual P 281 24.8529 105 0.77 67
IV.SERM.EHZ. 2021-09-26T05:58:37.10 0.3 undecidable manual P 20 19.5693 108 0.09 82
IV.RAVA.EHN. 2021-09-26T05:58:35.08 0.1 positive manual P 216 12.0768 118 -0.55 100
IV.CAVE.HHE. 2021-09-26T05:58:35.46 0.6 undecidable manual P 278 16.3725 112 -0.94 42
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
OX.MARN.HHN. ML:1.9 0.00009635000000000001 0.1 AML other m 2021-09-26T05:59:02.29
OX.MARN.HHE. ML:1.8 0.000071181895 0.2784 AML other m 2021-09-26T05:59:02.67
IV.ZEN8.EHE. ML:1.5 0.0000368736 0.2816 AML other m 2021-09-26T05:59:03.38
IV.ZEN8.EHN. ML:1.5 0.000035331365 0.1376 AML other m 2021-09-26T05:59:04.55
IV.SALO.HHN. ML:2.1 0.000123752785 0.2592 AML other m 2021-09-26T05:59:06.27
IV.SGAL.EHE. ML:1.9 0.00007069022 0.2592 AML other m 2021-09-26T05:59:06.62
IV.SGAL.EHN. ML:2.0 0.000100993425 0.1984 AML other m 2021-09-26T05:59:06.86
IV.SALO.HHE. ML:2.0 0.00010582054499999999 0.2592 AML other m 2021-09-26T05:59:06.84
ST.DOSS.HHN. ML:1.7 0.000041988985 0.48 AML other m 2021-09-26T05:59:07.72
ST.DOSS.HHE. ML:1.7 0.0000407 1.08 AML other m 2021-09-26T05:59:08.40
IV.MAGA.HHN. ML:2.5 0.00026263925 0.4 AML other m 2021-09-26T05:59:08.96
ST.VARA.EHE. ML:2.2 0.00014228065 0.24 AML other m 2021-09-26T05:59:09.02
IV.MAGA.HHE. ML:2.5 0.00025550000000000003 1.5 AML other m 2021-09-26T05:59:09.17
SI.LUSI.HHE. ML:2.0 0.0000718 0.16 AML other m 2021-09-26T05:59:12.25
SI.LUSI.HHN. ML:2.4 0.000155 0.2 AML other m 2021-09-26T05:59:12.23
IV.CTI.HHN. ML:2.0 0.00005505 1.74 AML other m 2021-09-26T05:59:14.89
ST.GAGG.HHN. ML:1.6 0.0000238365545 0.2592 AML other m 2021-09-26T05:59:15.08
IV.MABI.HHE. ML:1.3 0.000011848100000000001 0.1024 AML other m 2021-09-26T05:59:15.71
IV.MABI.HHN. ML:1.3 0.000010204999999999998 0.4 AML other m 2021-09-26T05:59:16.42
IV.CTI.HHE. ML:1.8 0.00004015000000000001 0.16 AML other m 2021-09-26T05:59:17.62
IV.MDI.HHE. ML:1.7 0.000024399999999999997 0.24 AML other m 2021-09-26T05:59:21.87
IV.MDI.HHN. ML:1.7 0.000026 0.34 AML other m 2021-09-26T05:59:22.17
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