Earthquake with magnitude of Md 2.5 on date 19-02-1989 and time 00:09:55 (Italy) in region 2 km NE Mondolfo (PU)

A magnitude Md 2.5 earthquake occured in region: 2 km NE Mondolfo (PU), on

  • 18-02-1989 23:09:55 (UTC)
  • 19-02-1989 00:09:55 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.77, 13.113 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
Mondolfo PU 2 14277 14277
San Costanzo PU 4 4786 19063
Monte Porzio PU 10 2836 21899
Senigallia AN 10 45027 66926
Trecastelli AN 11 7625 74551
Fano PU 11 60888 135439
Piagge PU 12 1022 136461
San Giorgio di Pesaro PU 12 1388 137849
Montemaggiore al Metauro PU 14 2893 140742
Corinaldo AN 14 4998 145740
Orciano di Pesaro PU 15 2028 147768
Mondavio PU 16 3810 151578
Saltara PU 17 6925 158503
Ostra AN 18 6875 165378
Barchi PU 18 967 166345
Cartoceto PU 18 7887 174232
Ostra Vetere AN 19 3311 177543
Serrungarina PU 19 2634 180177

Municipalities with at least 50000 inhabitants

An earthquake occurred to
11 Km SE of Fano (60888 inhabitants)
22 Km SE of Pesaro (94582 inhabitants)
37 Km W of Ancona (100861 inhabitants)
55 Km SE of Rimini (147750 inhabitants)
81 Km SE of Cesena (96758 inhabitants)
94 Km NE of Perugia (166134 inhabitants)
96 Km NE of Foligno (57155 inhabitants)
99 Km SE of Forlì (117913 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 2.5 1989-02-18
23:09:55
43.77 13.113 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 87289
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-02-18 23:09:55 ± 0.374
Latitude 43.7700 ± 0.0204
Longitude 13.1130 ± 0.0239
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 87289

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) 2973.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 193
Number of associated phases, regardless of their use for origin computation 11
Number of defining phases 11
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) 0.00267
Epicentral distance of station farthest from the epicenter (degree) 0.00761
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 87289
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:21:55
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.ASS.Z. 1989-02-18T23:10:23.28 10.0 undecidable manual SG 205 0.007 0.51 0.5
--.CM8.Z. 1989-02-18T23:10:17.10 10.0 undecidable manual SG 177 0.0051 0.88 0.3
--.RSM.Z. 1989-02-18T23:10:14.94 10.0 undecidable manual SG 288 0.0045 1.13 0.1
--.CRE.Z. 1989-02-18T23:10:13.00 10.0 undecidable manual PG 260 0.0076 0.33 1.5
--.AM8.Z. 1989-02-18T23:10:12.40 10.0 undecidable manual SG 121 0.0037 1.01 0.2
--.ASS.Z. 1989-02-18T23:10:11.50 10.0 undecidable manual PG 205 0.007 -0.3 1.6
--.CM8.Z. 1989-02-18T23:10:07.12 10.0 undecidable manual PG 177 0.0051 -0.4 1.7
--.ARV.Z. 1989-02-18T23:10:06.86 10.0 undecidable manual SG 204 0.0027 -0.35 0.7
--.RSM.Z. 1989-02-18T23:10:05.43 10.0 undecidable manual PG 288 0.0045 -0.74 1
--.AM8.Z. 1989-02-18T23:10:04.60 10.0 undecidable manual PG 121 0.0037 -0.51 1.5
--.ARV.Z. 1989-02-18T23:10:02.11 10.0 undecidable manual PG 204 0.0027 -0.26 2
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