Earthquake with magnitude of Md 4.0 on date 03-07-1989 and time 14:54:07 (UTC) in region Tirreno Centrale (MARE)

A magnitude Md 4.0 earthquake occured in region: Tirreno Centrale (MARE), on

  • 03-07-1989 14:54:07 (UTC)
  • 03-07-1989 16:54:07 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.66, 12.93 at 5 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

No Italian municipalities within 20 km distance.

Municipalities with at least 50000 inhabitants

An earthquake occurred to
90 Km S of Latina (125985 inhabitants)
91 Km S of Anzio (54211 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
Rev 1000 Md 4.0
ML-VAX 3.4
1989-07-03
14:54:07
40.66 12.93 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 94489
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-07-03 14:54:07 ± 0.164
Latitude 40.66 ± 0.01
Longitude 12.93 ± 0.01
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 94489

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) 1865.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
Number of associated phases, regardless of their use for origin computation 57
Number of defining phases 57
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.0085
Epicentral distance of station farthest from the epicenter (degree) 0.05974
Number of stations at which the event was observed 42
Number of stations from which data was used for origin computation 42
Magnitudes information

Md:4

Field Value
Value 4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 94489
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:28:29

ML:3.4

Field Value
Value 3.4
Uncertainty
Num. used stations 3
Type of magnitude ML
Reference to an origin 94489
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 Takeoff_angle Residual Weight
--.LJU.E. 1989-07-03T14:56:29.00 10.0 undecidable manual SN 12 0.0495 -0.84 0.2
--.FRF.Z. 1989-07-03T14:56:28.40 10.0 undecidable manual SN 304 0.0494 -1.05 0.1
--.LMR.Z. 1989-07-03T14:56:28.00 10.0 undecidable manual SN 302 0.0492 -0.96 0.2
--.SBF.Z. 1989-07-03T14:56:22.60 10.0 undecidable manual SN 310 0.0465 0.59 0.3
--.LPL.Z. 1989-07-03T14:55:46.60 10.0 undecidable manual PN 320 0.0597 1.54 0.1
--.SKO.Z. 1989-07-03T14:55:44.00 10.0 undecidable manual PN 76 0.0586 0.6 0.7
--.CVF.Z. 1989-07-03T14:55:44.60 10.0 undecidable manual SN 304 0.0322 0.41 0.5
--.FVI.Z. 1989-07-03T14:55:36.00 10.0 undecidable manual PN 359 0.0533 0.61 0.7
--.PTJ.Z. 1989-07-03T14:55:34.00 10.0 undecidable manual PN! 22 0.0512 1.9 0
--.LJU.Z. 1989-07-03T14:55:33.00 10.0 undecidable manual PN! 12 0.0495 3.49 0
--.CGL.Z. 1989-07-03T14:55:31.31 10.0 undecidable manual SN 246 0.0276 -0.61 0.4
--.VOY.Z. 1989-07-03T14:55:30.70 10.0 undecidable manual PN! 7 0.0487 2.43 0
--.FRF.Z. 1989-07-03T14:55:28.20 10.0 undecidable manual PN 304 0.0494 -1.09 0.3
--.LMR.Z. 1989-07-03T14:55:28.60 10.0 undecidable manual PN 302 0.0492 -0.41 0.9
--.CTI.Z. 1989-07-03T14:55:28.00 10.0 undecidable manual PN 351 0.0491 -0.98 0.4
--.ROB.Z. 1989-07-03T14:55:27.00 10.0 undecidable manual PN 316 0.0469 1.5 0.1
--.SBF.Z. 1989-07-03T14:55:24.60 10.0 undecidable manual PN 310 0.0465 -0.39 1
--.CKI.Z. 1989-07-03T14:55:24.50 10.0 undecidable manual PN 320 0.0457 0.72 0.7
--.PZI.Z. 1989-07-03T14:55:08.50 10.0 undecidable manual PN 156 0.0353 0.65 0.9
--.BDI.Z. 1989-07-03T14:55:06.50 10.0 undecidable manual PN 334 0.0343 0.2 1.3
--.HVA.Z. 1989-07-03T14:55:04.20 10.0 undecidable manual PN 45 0.0326 0.44 1.1
--.CVF.Z. 1989-07-03T14:55:03.20 10.0 undecidable manual PN 304 0.0322 0.04 1.4
--.SGO.Z. 1989-07-03T14:55:02.50 10.0 undecidable manual SN 93 0.0162 0.63 0.4
--.MT9.Z. 1989-07-03T14:55:01.70 10.0 undecidable manual SN! 104 0.0151 2.89 0
--.PGD.Z. 1989-07-03T14:55:00.50 10.0 undecidable manual PN 345 0.03 0.74 0.8
--.MNS.Z. 1989-07-03T14:55:00.00 10.0 undecidable manual SN 354 0.0155 -0.21 0.6
--.SFI.Z. 1989-07-03T14:55:00.50 10.0 undecidable manual PN 347 0.03 0.69 0.9
--.GRI.Z. 1989-07-03T14:54:59.00 10.0 undecidable manual PN 124 0.0292 0.47 1.2
--.CGL.Z. 1989-07-03T14:54:55.59 10.0 undecidable manual PN 246 0.0276 -0.48 1.2
--.CRE.Z. 1989-07-03T14:54:55.50 10.0 undecidable manual PN 347 0.0274 -0.28 1.4
--.AZI.Z. 1989-07-03T14:54:52.57 10.0 undecidable manual SN 16 0.0124 0.81 0.3
--.ARV.Z. 1989-07-03T14:54:52.50 10.0 undecidable manual PN 0 0.0255 -0.41 1.3
--.SDI.Z. 1989-07-03T14:54:48.82 10.0 undecidable manual SN 32 0.0111 0.38 0.5
--.MMN.Z. 1989-07-03T14:54:48.80 10.0 undecidable manual PN 108 0.0221 1.16 0.4
--.ASS.Z. 1989-07-03T14:54:47.50 10.0 undecidable manual PN 355 0.0217 0.46 1.2
--.RMP.Z. 1989-07-03T14:54:46.80 10.0 undecidable manual SN 352 0.0104 -0.55 0.4
--.OVO.E. 1989-07-03T14:54:46.30 10.0 undecidable manual SN 81 0.01 0.66 0.4
--.RDP.Z. 1989-07-03T14:54:45.47 10.0 undecidable manual SN 352 0.01 0.11 0.6
--.SOR.Z. 1989-07-03T14:54:45.00 10.0 undecidable manual SG 94 0.0096 0.77 0.3
--.MAO.Z. 1989-07-03T14:54:44.27 10.0 undecidable manual PN 324 0.0198 0.07 1.5
--.FG2.Z. 1989-07-03T14:54:43.16 10.0 undecidable manual PN 55 0.0182 1.36 0.2
--.MGR.Z. 1989-07-03T14:54:42.60 10.0 undecidable manual PN 104 0.0185 -0.2 1.5
--.SGO.Z. 1989-07-03T14:54:38.51 10.0 undecidable manual PN 93 0.0162 -0.21 1.5
--.AQU.Z. 1989-07-03T14:54:38.46 10.0 negative manual PN 12 0.0155 0.77 1.6
--.MNS.Z. 1989-07-03T14:54:37.46 10.0 undecidable manual PN 354 0.0155 -0.3 1.4
--.MT9.Z. 1989-07-03T14:54:36.40 10.0 positive manual PN 104 0.0151 -0.55 1.1
--.DUI.Z. 1989-07-03T14:54:35.23 10.0 negative manual PN 49 0.0137 0.39 2.6
--.AZI.Z. 1989-07-03T14:54:32.47 10.0 negative manual PN 16 0.0124 -0.41 2.6
--.SGG.Z. 1989-07-03T14:54:31.80 10.0 negative manual PN 56 0.0117 -0.14 3
--.SDI.Z. 1989-07-03T14:54:30.67 10.0 negative manual PN 32 0.0111 -0.3 2.8
--.CP9.Z. 1989-07-03T14:54:29.76 10.0 negative manual PN 1 0.0108 -0.68 1.9
--.RMP.Z. 1989-07-03T14:54:29.65 10.0 negative manual PN 352 0.0104 -0.28 2.9
--.OVO.Z. 1989-07-03T14:54:28.00 10.0 undecidable manual PN 81 0.01 -1.35 0.2
--.RDP.Z. 1989-07-03T14:54:28.93 10.0 negative manual PN 352 0.01 -0.26 2.9
--.SOR.Z. 1989-07-03T14:54:27.40 10.0 negative manual PG 94 0.0096 -1.14 0.7
--.RFI.Z. 1989-07-03T14:54:27.41 10.0 negative manual PG 51 0.0091 -0.27 2.9
--.QRI.Z. 1989-07-03T14:54:26.00 10.0 undecidable manual PG 76 0.0085 -0.27 1.4
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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