Earthquake with magnitude of Md 2.3 on date 29-08-1988 and time 05:43:51 (Italy) in region 3 km SW Fiordimonte (MC)

A magnitude Md 2.3 earthquake occured in region: 3 km SW Fiordimonte (MC), on

  • 29-08-1988 03:43:51 (UTC)
  • 29-08-1988 05:43:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0110, 13.0700 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
Fiordimonte MC 3 202 202
Pieve Torina MC 4 1458 1660
Monte Cavallo MC 6 145 1805
Pievebovigliana MC 6 866 2671
Fiastra MC 8 559 3230
Muccia MC 8 915 4145
Acquacanina MC 9 121 4266
Visso MC 9 1107 5373
Ussita MC 9 444 5817
Serravalle di Chienti MC 12 1070 6887
Bolognola MC 13 142 7029
Camerino MC 14 6974 14003
Castelsantangelo sul Nera MC 15 281 14284
Preci PG 15 724 15008
Sellano PG 18 1079 16087
Sefro MC 18 422 16509
Cessapalombo MC 19 512 17021
Sarnano MC 19 3264 20285
Caldarola MC 19 1823 22108
Pioraco MC 20 1134 23242

Municipalities with at least 50000 inhabitants

An earthquake occurred to
30 Km E of Foligno (57155 inhabitants)
56 Km E of Perugia (166134 inhabitants)
61 Km NE of Terni (111501 inhabitants)
65 Km NW of Teramo (54892 inhabitants)
77 Km SW of Ancona (100861 inhabitants)
78 Km NW of L'Aquila (69753 inhabitants)
93 Km S of Fano (60888 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 1988-08-29
03:43:51
43.011 13.07 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 76399
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-08-29 03:43:51 ± 0.07
Latitude 43.0110 ± 0.0095
Longitude 13.0700 ± 0.0117
Depth (km) 10 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 76399

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) 1424.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 112
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00615
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 2
Type of magnitude Md
Reference to an origin 76399
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:12:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 1988-08-29T03:44:15.48 10.0 undecidable manual SG 204 0.6882 -0.37 0
--.ARV.Z. 1988-08-29T03:44:09.97 10.0 undecidable manual SG 349 0.4995 0.25 0.2
--.MNS.Z. 1988-08-29T03:44:05.95 10.0 undecidable manual PG 204 0.6882 0.25 0.4
--.ASS.Z. 1988-08-29T03:44:03.74 10.0 undecidable manual SG 279 0.3108 0.04 0.7
--.ARV.Z. 1988-08-29T03:44:01.98 10.0 undecidable manual PG 349 0.4995 -0.18 0.8
--.CM8.Z. 1988-08-29T03:43:59.82 10.0 undecidable manual SG 16 0.1887 -0.12 0.8
--.ASS.Z. 1988-08-29T03:43:58.62 10.0 undecidable manual PG 279 0.3108 -0.07 1.6
--.SS8.Z. 1988-08-29T03:43:57.42 10.0 undecidable manual SG 91 0.1221 -0.11 0.8
--.CM8.Z. 1988-08-29T03:43:56.65 10.0 undecidable manual PG 16 0.1887 0.13 1.3
--.SS8.Z. 1988-08-29T03:43:55.16 10.0 negative manual PG 91 0.1221 0.03 3.5
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