Earthquake with magnitude of Md 2.4 on date 21-09-2001 and time 07:27:15 (UTC) in region 6 km W Montese (MO)

A magnitude Md 2.4 earthquake occured in region: 6 km W Montese (MO), on

  • 21-09-2001 07:27:15 (UTC)
  • 21-09-2001 09:27:15 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2600, 10.8690 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Montese MO 6 3353 3353
Fanano MO 8 2989 6342
Sestola MO 8 2508 8850
Gaggio Montano BO 9 4878 13728
Pavullo nel Frignano MO 9 17383 31111
Castel d'Aiano BO 11 1906 33017
Lizzano in Belvedere BO 11 2212 35229
Montecreto MO 12 940 36169
Lama Mocogno MO 12 2734 38903
Zocca MO 14 4719 43622
Alto Reno Terme BO 15 6960 50582
Polinago MO 15 1672 52254
Castel di Casio BO 17 3448 55702
Riolunato MO 17 712 56414
Palagano MO 19 2194 58608
Serramazzoni MO 19 8282 66890
Fiumalbo MO 20 1280 68170
Vergato BO 20 7639 75809
Cutigliano PT 20 1488 77297

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km N of Pistoia (90315 inhabitants)
43 Km S of Modena (184973 inhabitants)
46 Km SW of Bologna (386663 inhabitants)
46 Km NW of Prato (191150 inhabitants)
52 Km SE of Reggio nell'Emilia (171345 inhabitants)
55 Km NE of Lucca (89046 inhabitants)
58 Km S of Carpi (70699 inhabitants)
61 Km NW of Scandicci (50609 inhabitants)
63 Km NW of Firenze (382808 inhabitants)
63 Km E of Massa (69479 inhabitants)
65 Km E of Carrara (63133 inhabitants)
66 Km NE of Viareggio (62467 inhabitants)
68 Km W of Imola (69797 inhabitants)
71 Km NE of Pisa (89158 inhabitants)
74 Km SE of Parma (192836 inhabitants)
81 Km W of Faenza (58541 inhabitants)
85 Km E of La Spezia (93959 inhabitants)
88 Km SW of Ferrara (133155 inhabitants)
91 Km NE of Livorno (159219 inhabitants)
94 Km W of Forlì (117913 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
Md 2.4
ML-VAX 1.8
2001-09-21
07:27:15
44.26 10.869 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 427809
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2001-09-21 07:27:15 ± 0.171
Latitude 44.2600 ± 0.0108
Longitude 10.8690 ± 0.0150
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 427809

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 1692.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 104
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00704
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 427809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:43:41

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 427809
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SFI.Z. 2001-09-21T07:27:43.20 10.0 undecidable manual SG 116 0.777 -0.03 0.4
--.PII.Z. 2001-09-21T07:27:36.38 10.0 undecidable manual SG 204 0.5883 -0.45 0.3
--.SFI.Z. 2001-09-21T07:27:32.00 10.0 undecidable manual PG 116 0.777 0.66 0.4
--.ERBM.Z. 2001-09-21T07:27:29.57 10.0 undecidable manual SG 296 0.3552 0.14 0.6
--.PII.Z. 2001-09-21T07:27:27.24 10.0 undecidable manual PG 204 0.5883 -0.5 0.7
--.BDI.Z. 2001-09-21T07:27:26.71 10.0 undecidable manual SG 224 0.2664 0.37 0.4
--.GSCL.Z. 2001-09-21T07:27:25.35 10.0 undecidable manual SG 294 0.2109 1.14 0
--.ERBM.Z. 2001-09-21T07:27:23.57 10.0 negative manual PG 296 0.3552 0.1 3.1
--.BDI.Z. 2001-09-21T07:27:21.83 10.0 positive manual PG 224 0.2664 0.14 3
--.ZCCA.Z. 2001-09-21T07:27:21.21 10.0 undecidable manual SG 40 0.1221 0.61 0.2
--.GSCL.Z. 2001-09-21T07:27:19.73 10.0 undecidable manual PG 294 0.2109 -0.73 0.4
--.ZCCA.Z. 2001-09-21T07:27:18.60 10.0 negative manual PG 40 0.1221 -0.32 2.5
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