Earthquake with magnitude of Md 2.2 on date 17-11-1989 and time 01:11:10 (UTC) in region 3 km SE Montone (PG)

A magnitude Md 2.2 earthquake occured in region: 3 km SE Montone (PG), on

  • 17-11-1989 01:11:10 (UTC)
  • 17-11-1989 02:11:10 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.3450, 12.3470 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
Montone PG 3 1680 1680
Umbertide PG 5 16681 18361
Pietralunga PG 13 2111 20472
Città di Castello PG 15 39913 60385
Monte Santa Maria Tiberina PG 18 1183 61568
Gubbio PG 19 32216 93784
Lisciano Niccone PG 20 613 94397

Municipalities with at least 50000 inhabitants

An earthquake occurred to
27 Km N of Perugia (166134 inhabitants)
40 Km E of Arezzo (99543 inhabitants)
52 Km NW of Foligno (57155 inhabitants)
78 Km SW of Fano (60888 inhabitants)
78 Km SW of Pesaro (94582 inhabitants)
82 Km S of Rimini (147750 inhabitants)
82 Km E of Siena (53903 inhabitants)
89 Km S of Cesena (96758 inhabitants)
91 Km N of Terni (111501 inhabitants)
99 Km W of Ancona (100861 inhabitants)
100 Km E of Firenze (382808 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
ML-VAX 1.8
1989-11-17
01:11:10
43.345 12.347 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 104429
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1989-11-17 01:11:10 ± 0.36
Latitude 43.3450 ± 0.0201
Longitude 12.3470 ± 0.0295
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 104429

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) 3266.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 161
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) 0.4
Epicentral distance of station closest to the epicenter (degree) 0.00316
Epicentral distance of station farthest from the epicenter (degree) 0.00947
Number of stations at which the event was observed 7
Number of stations from which data was used for origin computation 7
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 104429
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:37:17

ML:1.8

Field Value
Value 1.8
Uncertainty
Num. used stations 4
Type of magnitude ML
Reference to an origin 104429
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(km) Takeoff_angle Residual Weight
--.ALP.Z. 1989-11-17T01:11:47.54 10.0 undecidable manual SG 122 1.0545 0.53 0.5
--.CM8.Z. 1989-11-17T01:11:31.74 10.0 undecidable manual SG 104 0.5883 -0.65 0.4
--.ALP.Z. 1989-11-17T01:11:31.41 10.0 undecidable manual PG 122 1.0545 -0.08 1.5
--.AM8.Z. 1989-11-17T01:11:29.58 10.0 undecidable manual PG 77 0.9213 0.35 1.5
--.MNS.Z. 1989-11-17T01:11:28.58 10.0 undecidable manual PG 165 0.9879 -1.72 0.3
--.ARV.Z. 1989-11-17T01:11:27.52 10.0 undecidable manual SG 70 0.4551 -0.41 0.4
--.ASS.Z. 1989-11-17T01:11:24.50 10.0 undecidable manual SG 141 0.3552 0.26 0.6
--.SFI.Z. 1989-11-17T01:11:24.34 10.0 undecidable manual PG 327 0.666 0.05 1.7
--.CM8.Z. 1989-11-17T01:11:22.76 10.0 undecidable manual PG 104 0.5883 -0.29 1.8
--.ARV.Z. 1989-11-17T01:11:20.53 10.0 undecidable manual PG 70 0.4551 0.06 1.9
--.ASS.Z. 1989-11-17T01:11:19.39 10.0 undecidable manual PG 141 0.3552 1.05 0.4
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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