Earthquake with magnitude of Md 2.2 on date 03-07-1989 and time 18:38:52 (UTC) in region 4 km NE Bagno di Romagna (FC)

A magnitude Md 2.2 earthquake occured in region: 4 km NE Bagno di Romagna (FC), on

  • 03-07-1989 18:38:52 (UTC)
  • 03-07-1989 20:38:52 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.8880, 11.9950 at 14 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
Santa Sofia FC 10 4136 10162
Verghereto FC 10 1907 12069
Sarsina FC 12 3446 15515
Galeata FC 14 2516 18031
Civitella di Romagna FC 14 3786 21817
Casteldelci RN 17 407 22224
Sant'Agata Feltria RN 17 2151 24375
Mercato Saraceno FC 18 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)
45 Km S of Faenza (58541 inhabitants)
48 Km N of Arezzo (99543 inhabitants)
50 Km W of Rimini (147750 inhabitants)
56 Km SE of Imola (69797 inhabitants)
61 Km E of Firenze (382808 inhabitants)
61 Km S of Ravenna (159116 inhabitants)
67 Km E of Scandicci (50609 inhabitants)
72 Km E of Prato (191150 inhabitants)
74 Km W of Pesaro (94582 inhabitants)
82 Km W of Fano (60888 inhabitants)
83 Km NE of Siena (53903 inhabitants)
85 Km SE of Bologna (386663 inhabitants)
86 Km E of Pistoia (90315 inhabitants)
92 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 2.2 1989-07-03
18:38:52
43.888 11.995 14 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 94519
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-07-03 18:38:52 ± 0.381
Latitude 43.8880 ± 0.0175
Longitude 11.9950 ± 0.0289
Depth (km) 14 ± 4 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 94519

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) 3025.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 200
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
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) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00704
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 3
Type of magnitude Md
Reference to an origin 94519
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:28:30
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ARV.Z. 1989-07-03T18:39:07.50 10.0 undecidable manual PG 119 0.777 -0.31 0.5
--.CRE.Z. 1989-07-03T18:39:02.50 10.0 undecidable manual SG 186 0.2553 -0.32 0.4
--.PGD.Z. 1989-07-03T18:39:00.00 10.0 undecidable manual SG 266 0.1887 -0.65 0.1
--.CRE.Z. 1989-07-03T18:38:58.50 10.0 positive manual PG 186 0.2553 0.22 2.8
--.SFI.Z. 1989-07-03T18:38:58.00 10.0 undecidable manual SG 278 0.0999 -0.23 0.5
--.PGD.Z. 1989-07-03T18:38:57.00 10.0 undecidable manual PG 266 0.1887 -0.02 1.8
--.SFI.Z. 1989-07-03T18:38:56.00 10.0 undecidable manual PG 278 0.0999 0.37 0.9
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