Earthquake with magnitude of Md 2.2 on date 10-08-1992 and time 22:28:37 (Italy) in region 8 km SW Castel San Pietro Terme (BO)

A magnitude Md 2.2 earthquake occured in region: 8 km SW Castel San Pietro Terme (BO), on

  • 10-08-1992 20:28:37 (UTC)
  • 10-08-1992 22:28:37 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.3520, 11.5130 at 10 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
Castel San Pietro Terme BO 8 20811 20811
Monterenzio BO 9 6035 26846
Dozza BO 9 6652 33498
Casalfiumanese BO 10 3438 36936
Borgo Tossignano BO 10 3288 40224
Ozzano dell'Emilia BO 11 13596 53820
Fontanelice BO 11 1943 55763
Pianoro BO 14 17460 73223
Castel del Rio BO 15 1246 74469
San Lazzaro di Savena BO 16 32065 106534
Castel Guelfo di Bologna BO 16 4455 110989
Imola BO 16 69797 180786
Casola Valsenio RA 17 2617 183403
Medicina BO 17 16739 200142
Loiano BO 18 4294 204436
Castenaso BO 18 14925 219361
Riolo Terme RA 19 5720 225081

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km W of Imola (69797 inhabitants)
21 Km SE of Bologna (386663 inhabitants)
30 Km W of Faenza (58541 inhabitants)
44 Km W of Forlì (117913 inhabitants)
55 Km S of Ferrara (133155 inhabitants)
55 Km W of Ravenna (159116 inhabitants)
57 Km SE of Modena (184973 inhabitants)
62 Km NE of Prato (191150 inhabitants)
63 Km W of Cesena (96758 inhabitants)
66 Km NE of Pistoia (90315 inhabitants)
68 Km NE of Firenze (382808 inhabitants)
69 Km SE of Carpi (70699 inhabitants)
71 Km NE of Scandicci (50609 inhabitants)
80 Km E of Reggio nell'Emilia (171345 inhabitants)
83 Km S of Rovigo (51867 inhabitants)
90 Km W of Rimini (147750 inhabitants)
98 Km NE of Lucca (89046 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 2.2 1992-08-10
20:28:37
44.352 11.513 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 171499
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-08-10 20:28:37 ± 0.552
Latitude 44.3520 ± 0.0317
Longitude 11.5130 ± 0.0238
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 171499

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) 4005.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 261
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00445
Epicentral distance of station farthest from the epicenter (degree) 0.00712
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 171499
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:40:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CRE.Z. 1992-08-10T20:29:06.90 10.0 undecidable manual SG 156 0.7881 0.91 0
--.BDI.Z. 1992-08-10T20:29:02.51 10.0 undecidable manual SG 246 0.7104 -0.13 0.8
--.MME.Z. 1992-08-10T20:28:58.38 10.0 undecidable manual SG 255 0.5994 -0.59 0.2
--.PGD.Z. 1992-08-10T20:28:55.48 10.0 undecidable manual SG 162 0.4995 -0.16 0.8
--.CRE.Z. 1992-08-10T20:28:53.26 10.0 undecidable manual PG 156 0.7881 -0.3 1.3
--.BDI.Z. 1992-08-10T20:28:52.35 10.0 undecidable manual PG 246 0.7104 0.26 1.6
--.MME.Z. 1992-08-10T20:28:50.25 10.0 undecidable manual PG 255 0.5994 0.27 1.6
--.PGD.Z. 1992-08-10T20:28:47.81 10.0 undecidable manual PG 162 0.4995 -0.24 1.7
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