Earthquake with magnitude of ML 1.3 on date 20-04-2021 and time 01:20:03 (UTC) in region 3 km SE Toano (RE)

A magnitude ML 1.3 earthquake occured in region: 3 km SE Toano (RE), on

  • 20-04-2021 01:20:03 (UTC)
  • 20-04-2021 03:20:03 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3500, 10.5740 at 9 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

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
Toano RE 3 4463 4463
Montefiorino MO 4 2203 6666
Frassinoro MO 6 1926 8592
Palagano MO 7 2194 10786
Villa Minozzo RE 9 3750 14536
Polinago MO 12 1672 16208
Carpineti RE 12 4064 20272
Prignano sulla Secchia MO 13 3747 24019
Lama Mocogno MO 13 2734 26753
Riolunato MO 15 712 27465
Montecreto MO 16 940 28405
Pievepelago MO 16 2222 30627
Baiso RE 16 3315 33942
Castelnovo ne' Monti RE 17 10465 44407
Casina RE 19 4504 48911
Serramazzoni MO 19 8282 57193
Fiumalbo MO 20 1280 58473
Ventasso RE 20 4295 62768

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km S of Reggio nell'Emilia (171345 inhabitants)
43 Km SW of Modena (184973 inhabitants)
49 Km NE of Carrara (63133 inhabitants)
49 Km NE of Massa (69479 inhabitants)
54 Km NW of Pistoia (90315 inhabitants)
54 Km SE of Parma (192836 inhabitants)
54 Km SW of Carpi (70699 inhabitants)
56 Km N of Lucca (89046 inhabitants)
60 Km NE of Viareggio (62467 inhabitants)
63 Km W of Bologna (386663 inhabitants)
65 Km E of La Spezia (93959 inhabitants)
67 Km NW of Prato (191150 inhabitants)
72 Km N of Pisa (89158 inhabitants)
82 Km NW of Scandicci (50609 inhabitants)
85 Km NW of Firenze (382808 inhabitants)
91 Km W of Imola (69797 inhabitants)
91 Km N of Livorno (159219 inhabitants)
97 Km SE of Cremona (71901 inhabitants)
99 Km SW of Ferrara (133155 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
Reviewed
Rev100
ML 1.3 2021-04-20
01:20:03
44.3503 10.5737 9 2021-04-20
01:29:06
Sala Sismica INGV-Roma 89279301
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-04-20 01:20:03 ± 0.11
Latitude 44.3503 ± 0.0063
Longitude 10.5737 ± 0.0063
Depth (km) 9 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 89279301

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 714
Semi-minor axis of confidence ellipse (meter) 520
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 3
Circular confidence region, given by single value of horizontal uncertainty (meter) 710.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 158
Number of associated phases, regardless of their use for origin computation 30
Number of defining phases 28
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.62863
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 15
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.3
Num. used stations 14
Type of magnitude ML
Reference to an origin 89279301
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-04-20 01:29:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.CTI.HHZ. 2021-04-20T01:20:34.46 3.0 undecidable manual Pn -0.84 0
IV.MAGA.HHZ. 2021-04-20T01:20:30.23 3.0 undecidable manual P 0.9 0
IV.PII.HHZ. 2021-04-20T01:20:24.93 0.6 undecidable manual S 183 69.7746 50 0.12 45
IV.MOCL.EHE. 2021-04-20T01:20:22.99 0.6 undecidable manual S 128 61.6938 50 0.36 43
IV.MPPT.EHZ. 2021-04-20T01:20:22.66 0.3 undecidable manual S 136 59.8956 50 0.49 63
IV.FNVD.HHE. 2021-04-20T01:20:19.30 0.3 undecidable manual S 115 48.1185 50 0.28 67
GU.GRAM.HHZ. 2021-04-20T01:20:18.08 0.3 undecidable manual S 291 43.2234 50 0.37 67
IV.ZCCA.HHZ. 2021-04-20T01:20:17.46 1.0 undecidable manual S 90 31.9458 50 2.76 3
GU.EQUI.HHZ. 2021-04-20T01:20:16.44 0.3 undecidable manual S 239 39.2274 50 -0.2 70
GU.POPM.HHZ. 2021-04-20T01:20:15.82 0.3 undecidable manual S 157 36.8298 50 -0.2 70
IV.PII.HHZ. 2021-04-20T01:20:15.78 0.1 undecidable manual P 183 69.7746 50 0.04 91
GU.CARD.HHZ. 2021-04-20T01:20:15.97 0.3 undecidable manual S 191 36.741 50 0 73
IV.MPPT.EHZ. 2021-04-20T01:20:14.03 0.3 undecidable manual P 136 59.8956 50 -0.19 67
IV.BDI.HHZ. 2021-04-20T01:20:14.44 0.3 undecidable manual S 177 31.9458 50 -0.26 70
IV.MOCL.EHE. 2021-04-20T01:20:14.12 0.6 undecidable manual P 128 61.6938 50 -0.37 43
MN.VLC.HHZ. 2021-04-20T01:20:13.43 0.3 undecidable manual S 215 25.8519 110 0.51 67
GU.SARM.EHE. 2021-04-20T01:20:12.39 0.6 undecidable manual S 217 22.9548 112 0.41 46
GU.MAIM.HHE. 2021-04-20T01:20:12.10 0.6 undecidable manual P 188 48.9177 50 -0.43 44
IV.FNVD.HHE. 2021-04-20T01:20:11.64 0.6 undecidable manual P 115 48.1185 50 -0.76 39
GU.GRAM.HHZ. 2021-04-20T01:20:11.59 0.1 undecidable manual P 291 43.2234 50 -0.05 95
GU.CARD.HHZ. 2021-04-20T01:20:10.40 0.1 undecidable manual P 191 36.741 50 -0.24 93
IV.ZCCA.HHZ. 2021-04-20T01:20:10.67 0.1 undecidable manual P 90 31.9458 50 0.76 80
GU.POPM.HHZ. 2021-04-20T01:20:10.37 0.1 undecidable manual P 157 36.8298 50 -0.3 92
GU.EQUI.HHZ. 2021-04-20T01:20:10.74 0.1 undecidable manual P 239 39.2274 50 -0.28 91
GU.FIVI.HNN. 2021-04-20T01:20:10.82 0.1 undecidable manual P 251 37.5291 50 0.05 96
MN.VLC.HHZ. 2021-04-20T01:20:09.07 0.1 undecidable manual P 215 25.8519 110 0.2 95
IV.BDI.HHZ. 2021-04-20T01:20:09.67 0.1 undecidable manual P 177 31.9458 50 -0.24 93
GU.SARM.EHE. 2021-04-20T01:20:08.56 0.1 undecidable manual P 217 22.9548 112 0.22 95
GU.GSCL.HHZ. 2021-04-20T01:20:06.48 0.1 undecidable manual S 89 1.0989 173 -0.17 100
GU.GSCL.HHZ. 2021-04-20T01:20:05.01 0.1 undecidable manual P 89 1.0989 173 -0.25 98
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
MN.VLC.HHN. ML:1.1 0.00007400000000000001 0.12 AML other m 2021-04-20T01:20:09.64
IV.BDI.HHE. ML:1.3 0.00010145 1.56 AML other m 2021-04-20T01:20:15.98
IV.BDI.HHN. ML:1.5 0.00014049999999999997 0.96 AML other m 2021-04-20T01:20:15.78
MN.VLC.HHE. ML:0.8 0.00004066499 0.34 AML other m 2021-04-20T01:20:15.15
GU.CARD.HHE. ML:1.2 0.00006475 0.14 AML other m 2021-04-20T01:20:16.55
GU.CARD.HHN. ML:1.1 0.00004635 0.6 AML other m 2021-04-20T01:20:16.60
IV.ZCCA.HHE. ML:0.0 0.00012977605 0.28 AML other m 2021-04-20T01:20:18.50
IV.ZCCA.HHN. ML:0.0 0.00019667220000000002 0.46 AML other m 2021-04-20T01:20:18.46
GU.GRAM.HHN. ML:1.4 0.00007255 0.34 AML other m 2021-04-20T01:20:19.18
GU.GRAM.HHE. ML:1.5 0.000095407245 0.24 AML other m 2021-04-20T01:20:20.03
IV.PII.HHN. ML:1.5 0.00004965 0.66 AML other m 2021-04-20T01:20:27.76
IV.PII.HHE. ML:1.6 0.00006855 0.24 AML other m 2021-04-20T01:20:27.95
GU.GSCL.HHE. ML:0.0 0.0012112954999999998 0.22 AML other m 2021-04-20T01:20:06.76
GU.GSCL.HHN. ML:0.0 0.0028021705 0.18 AML other m 2021-04-20T01:20:06.72
IV.MPPT.EHE. ML:0.9 0.000016626480499999997 0.4 AML other m 2021-04-20T01:20:22.00
IV.MPPT.EHN. ML:1.0 0.000020095965 0.42 AML other m 2021-04-20T01:20:23.51
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