Earthquake with magnitude of Md 2.2 on date 26-09-1995 and time 11:10:19 (UTC) in region 2 km NE Deruta (PG)

A magnitude Md 2.2 earthquake occured in region: 2 km NE Deruta (PG), on

  • 26-09-1995 11:10:19 (UTC)
  • 26-09-1995 12:10:19 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 42.9940, 12.4400 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
Deruta PG 2 9669 9669
Torgiano PG 4 6725 16394
Bettona PG 4 4367 20761
Collazzone PG 11 3473 24234
Cannara PG 12 4305 28539
Bastia Umbra PG 12 21874 50413
Marsciano PG 12 18902 69315
Gualdo Cattaneo PG 13 6155 75470
Perugia PG 13 166134 241604
Bevagna PG 15 5081 246685
Fratta Todina PG 16 1839 248524
Assisi PG 17 28299 276823
Monte Castello di Vibio PG 18 1567 278390
Spello PG 19 8645 287035
Corciano PG 20 21332 308367
San Venanzo TR 20 2218 310585

Municipalities with at least 50000 inhabitants

An earthquake occurred to
13 Km SE of Perugia (166134 inhabitants)
22 Km W of Foligno (57155 inhabitants)
51 Km NW of Terni (111501 inhabitants)
69 Km SE of Arezzo (99543 inhabitants)
70 Km NE of Viterbo (67173 inhabitants)
97 Km E of Siena (53903 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 1.5
1995-09-26
11:10:19
42.994 12.44 5 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 233169
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1995-09-26 11:10:19 ± 0.228
Latitude 42.9940 ± 0.0115
Longitude 12.4400 ± 0.0199
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 233169

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) 2062.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 165
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) 0.00146
Epicentral distance of station farthest from the epicenter (degree) 0.00915
Number of stations at which the event was observed 6
Number of stations from which data was used for origin computation 6
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 233169
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:40:47

ML:1.5

Field Value
Value 1.5
Uncertainty
Num. used stations 5
Type of magnitude ML
Reference to an origin 233169
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
--.PGD.Z. 1995-09-26T11:10:55.87 10.0 undecidable manual SG 329 1.0101 0.75 0.3
--.SFI.Z. 1995-09-26T11:10:55.90 10.0 undecidable manual SG 335 0.999 0.53 0.5
--.CRE.Z. 1995-09-26T11:10:44.26 10.0 undecidable manual SG 330 0.7104 -1.1 0.2
--.MNS.Z. 1995-09-26T11:10:42.91 10.0 undecidable manual SG 163 0.6327 0.28 0.7
--.PGD.Z. 1995-09-26T11:10:41.22 10.0 undecidable manual PG 329 1.0101 1.2 0.3
--.SFI.Z. 1995-09-26T11:10:39.90 10.0 undecidable manual PG 335 0.999 -0.61 1.1
--.FB9.Z. 1995-09-26T11:10:34.66 10.0 undecidable manual PG 19 0.7326 -0.1 2
--.CRE.Z. 1995-09-26T11:10:33.76 10.0 undecidable manual PG 330 0.7104 -0.63 1.2
--.MNS.Z. 1995-09-26T11:10:32.61 10.0 undecidable manual PG 163 0.6327 -0.2 1.9
--.ASS.Z. 1995-09-26T11:10:26.16 10.0 undecidable manual SG 66 0.1665 0.01 0.8
--.ASS.Z. 1995-09-26T11:10:23.41 10.0 undecidable manual PG 66 0.1665 0.11 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