Earthquake with magnitude of Md 2.1 on date 20-05-2000 and time 09:22:33 (UTC) in region 7 km S Faenza (RA)

A magnitude Md 2.1 earthquake occured in region: 7 km S Faenza (RA), on

  • 20-05-2000 09:22:33 (UTC)
  • 20-05-2000 11:22:33 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.2200, 11.8770 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
Faenza RA 7 58541 58541
Castrocaro Terme e Terra del Sole FC 8 6426 64967
Brisighella RA 9 7639 72606
Modigliana FC 10 4560 77166
Dovadola FC 11 1653 78819
Castel Bolognese RA 13 9554 88373
Forlì FC 13 117913 206286
Riolo Terme RA 14 5720 212006
Predappio FC 16 6346 218352
Solarolo RA 16 4488 222840
Rocca San Casciano FC 18 1910 224750
Meldola FC 18 9970 234720
Tredozio FC 19 1212 235932
Cotignola RA 19 7474 243406
Bagnara di Romagna RA 19 2429 245835
Imola BO 20 69797 315632

Municipalities with at least 50000 inhabitants

An earthquake occurred to
7 Km S of Faenza (58541 inhabitants)
13 Km W of Forlì (117913 inhabitants)
20 Km SE of Imola (69797 inhabitants)
31 Km W of Cesena (96758 inhabitants)
34 Km SW of Ravenna (159116 inhabitants)
52 Km SE of Bologna (386663 inhabitants)
58 Km W of Rimini (147750 inhabitants)
70 Km NE of Firenze (382808 inhabitants)
72 Km SE of Ferrara (133155 inhabitants)
73 Km NE of Prato (191150 inhabitants)
76 Km NE of Scandicci (50609 inhabitants)
83 Km E of Pistoia (90315 inhabitants)
84 Km N of Arezzo (99543 inhabitants)
89 Km SE of Modena (184973 inhabitants)
90 Km W of Pesaro (94582 inhabitants)
95 Km S of Rovigo (51867 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 2.1
ML-VAX 1.8
2000-05-20
09:22:33
44.22 11.877 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 394639
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2000-05-20 09:22:33 ± 0.41
Latitude 44.2200 ± 0.0238
Longitude 11.8770 ± 0.0308
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 394639

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) 3605.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 216
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00947
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 394639
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 23:11:01

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 394639
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
--.ARV.Z. 2000-05-20T09:23:09.81 10.0 undecidable manual SG 132 1.0545 0.44 0.3
--.FB9.Z. 2000-05-20T09:23:02.64 10.0 undecidable manual SG 128 0.8214 0.28 0.5
--.CRE.Z. 2000-05-20T09:22:55.44 10.0 undecidable manual SG 175 0.5883 0.57 0.4
--.ARV.Z. 2000-05-20T09:22:53.93 10.0 undecidable manual PG 132 1.0545 -0.08 1.1
--.CSNT.Z. 2000-05-20T09:22:51.34 10.0 undecidable manual PG 209 0.8547 0.95 0.3
--.FB9.Z. 2000-05-20T09:22:49.21 10.0 undecidable manual PG 128 0.8214 -0.75 0.5
--.PGD.Z. 2000-05-20T09:22:48.50 10.0 undecidable manual SG 198 0.3552 0.88 0.2
--.SFI.Z. 2000-05-20T09:22:46.37 10.0 undecidable manual SG 183 0.3108 0.93 0.1
--.CRE.Z. 2000-05-20T09:22:44.69 10.0 undecidable manual PG 175 0.5883 -0.95 0.3
--.RSM.Z. 2000-05-20T09:22:44.12 10.0 undecidable manual PG 125 0.4995 0.29 1.3
--.PGD.Z. 2000-05-20T09:22:40.89 10.0 positive manual PG 198 0.3552 -0.3 2.7
--.SFI.Z. 2000-05-20T09:22:39.87 10.0 positive manual PG 183 0.3108 -0.32 2.6
--.BS9.Z. 2000-05-20T09:22:37.10 10.0 negative manual PG 66 0.1554 0.27 2.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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