Earthquake with magnitude of Md 2.3 on date 13-11-1989 and time 01:10:27 (UTC) in region 4 km NE Bagno di Romagna (FC)

A magnitude Md 2.3 earthquake occured in region: 4 km NE Bagno di Romagna (FC), on

  • 13-11-1989 01:10:27 (UTC)
  • 13-11-1989 02:10:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.8800, 12.0190 at 8 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
Bagno di Romagna FC 4 6026 6026
Verghereto FC 9 1907 7933
Sarsina FC 11 3446 11379
Santa Sofia FC 12 4136 15515
Casteldelci RN 15 407 15922
Sant'Agata Feltria RN 15 2151 18073
Galeata FC 16 2516 20589
Civitella di Romagna FC 16 3786 24375
Mercato Saraceno FC 17 6886 31261

Municipalities with at least 50000 inhabitants

An earthquake occurred to
34 Km SW of Cesena (96758 inhabitants)
38 Km S of Forlì (117913 inhabitants)
47 Km S of Faenza (58541 inhabitants)
47 Km N of Arezzo (99543 inhabitants)
48 Km W of Rimini (147750 inhabitants)
58 Km SE of Imola (69797 inhabitants)
62 Km S of Ravenna (159116 inhabitants)
62 Km E of Firenze (382808 inhabitants)
69 Km E of Scandicci (50609 inhabitants)
72 Km W of Pesaro (94582 inhabitants)
74 Km E of Prato (191150 inhabitants)
80 Km W of Fano (60888 inhabitants)
83 Km NE of Siena (53903 inhabitants)
87 Km SE of Bologna (386663 inhabitants)
88 Km E of Pistoia (90315 inhabitants)
91 Km NW of Perugia (166134 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 2.3 1989-11-13
01:10:27
43.88 12.019 8 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 104129
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-11-13 01:10:27 ± 0.184
Latitude 43.8800 ± 0.0143
Longitude 12.0190 ± 0.0175
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 104129

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) 2120.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 159
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) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00113
Epicentral distance of station farthest from the epicenter (degree) 0.00979
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 104129
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:37:01
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.PII.Z. 1989-11-13T01:10:49.13 10.0 undecidable manual PN 262 1.0878 -0.01 0.6
--.CRE.Z. 1989-11-13T01:10:39.60 10.0 undecidable manual SG 190 0.2553 0.67 0
--.PGD.Z. 1989-11-13T01:10:36.85 10.0 undecidable manual SG 268 0.2109 0.29 0.3
--.RSM.Z. 1989-11-13T01:10:35.21 10.0 undecidable manual PG 80 0.3108 0.23 0.9
--.CRE.Z. 1989-11-13T01:10:33.60 10.0 negative manual PG 190 0.2553 -0.32 1.2
--.SFI.Z. 1989-11-13T01:10:33.83 10.0 undecidable manual SG 281 0.1221 0.4 0.2
--.PGD.Z. 1989-11-13T01:10:32.81 10.0 positive manual PG 268 0.2109 -0.06 2.5
--.SFI.Z. 1989-11-13T01:10:30.98 10.0 positive manual PG 281 0.1221 -0.08 2.4
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