Earthquake with magnitude of Md 3.3 on date 02-07-1989 and time 14:15:45 (Italy) in region 3 km S Castelsantangelo sul Nera (MC)

A magnitude Md 3.3 earthquake occured in region: 3 km S Castelsantangelo sul Nera (MC), on

  • 02-07-1989 12:15:45 (UTC)
  • 02-07-1989 14:15:45 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.87, 13.16 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

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Castelsantangelo sul Nera MC 3 281 281
Ussita MC 9 444 725
Visso MC 9 1107 1832
Norcia PG 10 4957 6789
Preci PG 10 724 7513
Montemonaco AP 14 604 8117
Montegallo AP 14 523 8640
Arquata del Tronto AP 15 1178 9818
Bolognola MC 15 142 9960
Montefortino FM 17 1178 11138
Acquacanina MC 18 121 11259
Fiastra MC 19 559 11818
Monte Cavallo MC 19 145 11963
Sellano PG 19 1079 13042
Fiordimonte MC 20 202 13244

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km E of Foligno (57155 inhabitants)
50 Km W of Teramo (54892 inhabitants)
54 Km NE of Terni (111501 inhabitants)
60 Km NW of L'Aquila (69753 inhabitants)
69 Km E of Perugia (166134 inhabitants)
88 Km SW of Ancona (100861 inhabitants)
90 Km W of Montesilvano (53738 inhabitants)
97 Km W of Pescara (121014 inhabitants)
100 Km NE of Viterbo (67173 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 3.3
ML-VAX 2.3
1989-07-02
12:15:45
42.87 13.16 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 94379
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-07-02 12:15:45 ± 0.145
Latitude 42.87 ± 0.01
Longitude 13.16 ± 0.02
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 94379

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) 1560.2
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 81
Number of associated phases, regardless of their use for origin computation 28
Number of defining phases 28
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) 0.00275
Epicentral distance of station farthest from the epicenter (degree) 0.03359
Number of stations at which the event was observed 17
Number of stations from which data was used for origin computation 17
Magnitudes information

Md:3.3

Field Value
Value 3.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 94379
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:28:23

ML:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 8
Type of magnitude ML
Reference to an origin 94379
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
--.FVI.Z. 1989-07-02T12:16:43.50 10.0 undecidable manual PN 356 0.0336 -0.2 0.6
--.SGO.Z. 1989-07-02T12:16:31.00 10.0 undecidable manual PN 144 0.0253 0.05 0.8
--.RDP.Z. 1989-07-02T12:16:25.16 10.0 undecidable manual SN 197 0.0104 0.25 0.5
--.RMP.Z. 1989-07-02T12:16:24.00 10.0 undecidable manual SN 198 0.01 0.21 0.5
--.BDI.Z. 1989-07-02T12:16:22.89 10.0 undecidable manual PN 303 0.0199 0.09 0.9
--.SGG.Z. 1989-07-02T12:16:18.00 10.0 undecidable manual PN 148 0.0155 1.8 0
--.AZI.Z. 1989-07-02T12:16:17.00 10.0 undecidable manual SG 167 0.0081 -0.41 0.5
--.DUI.Z. 1989-07-02T12:16:14.00 10.0 undecidable manual PN 141 0.0138 0.43 1
--.AM8.Z. 1989-07-02T12:16:13.80 10.0 undecidable manual SG 25 0.0067 1.18 0.2
--.SDI.Z. 1989-07-02T12:16:10.00 10.0 undecidable manual PN 157 0.0113 0.39 1.1
--.ARV.Z. 1989-07-02T12:16:09.50 10.0 undecidable manual SG 346 0.0058 0.12 0.6
--.RDP.Z. 1989-07-02T12:16:09.00 10.0 undecidable manual PN 197 0.0104 0.71 0.9
--.RMP.Z. 1989-07-02T12:16:09.70 10.0 undecidable manual PN 198 0.01 1.43 0.2
--.AQU.Z. 1989-07-02T12:16:07.00 10.0 undecidable manual SG 161 0.0049 1.16 0.2
--.MNS.Z. 1989-07-02T12:16:07.00 10.0 undecidable manual SG 216 0.0053 -0.66 0.4
--.AZI.Z. 1989-07-02T12:16:03.61 10.0 undecidable manual PG 167 0.0081 -0.35 1.3
--.MC8.Z. 1989-07-02T12:16:03.80 10.0 undecidable manual SG 23 0.0041 0.4 0.8
--.AM8.Z. 1989-07-02T12:16:00.80 10.0 undecidable manual PG 25 0.0067 -0.39 2.6
--.ASS.Z. 1989-07-02T12:16:00.92 10.0 undecidable manual SG 298 0.0037 -1.02 0.2
--.ARV.Z. 1989-07-02T12:15:59.40 10.0 undecidable manual PG 346 0.0058 0.07 1.5
--.CM8.Z. 1989-07-02T12:15:58.40 10.0 undecidable manual SG 357 0.0029 0.05 0.9
--.MNS.Z. 1989-07-02T12:15:57.36 10.0 positive manual PG 216 0.0053 -0.97 1.2
--.ALP.Z. 1989-07-02T12:15:56.60 10.0 undecidable manual SG 106 0.0028 -0.97 0.4
--.AQU.Z. 1989-07-02T12:15:56.10 10.0 undecidable manual PG 161 0.0049 -1.27 0.3
--.MC8.Z. 1989-07-02T12:15:55.20 10.0 undecidable manual PG 23 0.0041 -0.67 1.9
--.ASS.Z. 1989-07-02T12:15:54.91 10.0 negative manual PG 298 0.0037 -0.12 3
--.ALP.Z. 1989-07-02T12:15:52.00 10.0 undecidable manual PG 106 0.0028 -0.5 2.4
--.CM8.Z. 1989-07-02T12:15:52.90 10.0 undecidable manual PG 357 0.0029 -0.05 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
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