Earthquake with magnitude of Md 2.2 on date 18-12-1989 and time 05:38:27 (Italy) in region 7 km S Acri (CS)

A magnitude Md 2.2 earthquake occured in region: 7 km S Acri (CS), on

  • 18-12-1989 04:38:27 (UTC)
  • 18-12-1989 05:38:27 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 39.4300, 16.3700 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
Acri CS 7 20858 20858
Rose CS 7 4373 25231
Luzzi CS 7 9396 34627
San Pietro in Guarano CS 11 3663 38290
Castiglione Cosentino CS 11 2896 41186
Bisignano CS 12 10203 51389
Lappano CS 13 941 52330
Celico CS 13 2802 55132
Santa Sofia d'Epiro CS 14 2628 57760
Rovito CS 14 3158 60918
Zumpano CS 15 2570 63488
Spezzano della Sila CS 15 4541 68029
San Demetrio Corone CS 15 3559 71588
Spezzano Piccolo CS 16 2079 73667
Casole Bruzio CS 17 2578 76245
Trenta CS 17 2633 78878
Serra Pedace CS 17 986 79864
Pedace CS 17 1907 81771
San Cosmo Albanese CS 18 591 82362
Cosenza CS 18 67546 149908
Montalto Uffugo CS 18 19669 169577
Vaccarizzo Albanese CS 18 1125 170702
San Giorgio Albanese CS 18 1432 172134
Pietrafitta CS 19 1310 173444
Rende CS 20 35338 208782

Municipalities with at least 50000 inhabitants

An earthquake occurred to
18 Km NE of Cosenza (67546 inhabitants)
51 Km N of Lamezia Terme (70714 inhabitants)
61 Km NW of Catanzaro (90612 inhabitants)
76 Km NW of Crotone (62178 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 1989-12-18
04:38:27
39.43 16.37 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 106199
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-12-18 04:38:27 ± 0.211
Latitude 39.4300 ± 0.0123
Longitude 16.3700 ± 0.0254
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 106199

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) 2575.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 156
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00186
Epicentral distance of station farthest from the epicenter (degree) 0.00842
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 106199
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:38:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MGR.Z. 1989-12-18T04:38:46.26 10.0 undecidable manual PG 318 0.9324 -0.34 0.9
--.DR2.Z. 1989-12-18T04:38:44.55 10.0 undecidable manual PG 203 0.8547 -0.41 0.9
--.TDS.Z. 1989-12-18T04:38:37.15 10.0 undecidable manual SG 353 0.222 -0.17 0.7
--.CSI.Z. 1989-12-18T04:38:36.65 10.0 undecidable manual PG 350 0.3552 0.9 0.4
--.CZI.Z. 1989-12-18T04:38:34.74 10.0 undecidable manual PG 220 0.2775 0.46 1.2
--.TDS.Z. 1989-12-18T04:38:32.90 10.0 undecidable manual PG 353 0.222 -0.48 1.1
--.ROI.Z. 1989-12-18T04:38:32.93 10.0 undecidable manual PG 46 0.2109 -0.01 1.8
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