Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.2 on date 28-07-1992 and time 14:35:17 (Italy) in region 4 km E Venarotta (AP)

A magnitude Md 2.2 earthquake occured in region: 4 km E Venarotta (AP), on

  • 28-07-1992 12:35:17 (UTC)
  • 28-07-1992 14:35:17 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.8840, 13.5410 at 8 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Venarotta AP 4 2066 2066
Ascoli Piceno AP 5 49407 51473
Roccafluvione AP 6 2010 53483
Palmiano AP 7 196 53679
Rotella AP 8 906 54585
Castignano AP 9 2796 57381
Force AP 10 1354 58735
Folignano AP 10 9241 67976
Appignano del Tronto AP 10 1785 69761
Montedinove AP 11 488 70249
Montalto delle Marche AP 13 2122 72371
Comunanza AP 13 3166 75537
Maltignano AP 13 2401 77938
Montefalcone Appennino FM 13 424 78362
Offida AP 14 5058 83420
Castel di Lama AP 14 8634 92054
Montelparo FM 15 778 92832
Castorano AP 15 2380 95212
Smerillo FM 16 365 95577
Santa Vittoria in Matenano FM 16 1330 96907
Sant'Egidio alla Vibrata TE 16 9811 106718
Civitella del Tronto TE 16 5116 111834
Monte Rinaldo FM 17 379 112213
Cossignano AP 17 978 113191
Acquasanta Terme AP 17 2916 116107
Valle Castellana TE 17 977 117084
Colli del Tronto AP 17 3668 120752
Ancarano TE 17 1857 122609
Ortezzano FM 17 774 123383
Montefortino FM 18 1178 124561
Montemonaco AP 18 604 125165
Montegallo AP 18 523 125688
Monteleone di Fermo FM 18 395 126083
Monte San Martino MC 18 765 126848
Amandola FM 19 3629 130477
Spinetoli AP 19 7215 137692
Monte Vidon Combatte FM 20 433 138125

Municipalities with at least 50000 inhabitants

An earthquake occurred to
28 Km NW of Teramo (54892 inhabitants)
60 Km N of L'Aquila (69753 inhabitants)
65 Km NW of Montesilvano (53738 inhabitants)
69 Km E of Foligno (57155 inhabitants)
72 Km NW of Pescara (121014 inhabitants)
78 Km NW of Chieti (51815 inhabitants)
81 Km E of Terni (111501 inhabitants)
82 Km S of Ancona (100861 inhabitants)
97 Km E of Perugia (166134 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 1.6 		1992-07-28
12:35:17		 42.884 13.541 8 2013-07-15
08:40:51		 Bollettino Sismico Italiano INGV 170339
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1992-07-28 12:35:17 ± 0.63
Latitude 42.8840 ± 0.0744
Longitude 13.5410 ± 0.0829
Depth (km) 8 ± 7 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 170339

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) 10683.6
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 212
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00089
Epicentral distance of station farthest from the epicenter (degree) 0.00720
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitudes information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 170339
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 19:39:16

ML:1.6

Field Value
Value 1.6
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 170339
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
--.MNS.Z. 1992-07-28T12:35:44.64 10.0 undecidable manual SG 232 0.7992 -1.5 0
--.MNS.Z. 1992-07-28T12:35:35.30 10.0 undecidable manual PG 232 0.7992 1.08 0.1
--.CIO.Z. 1992-07-28T12:35:34.30 10.0 undecidable manual SG 317 0.4218 0.39 0.5
--.RMF.Z. 1992-07-28T12:35:28.20 10.0 undecidable manual SG 286 0.2553 0.16 0.6
--.CIO.Z. 1992-07-28T12:35:26.90 10.0 undecidable manual PG 317 0.4218 -0.26 1.9
--.RMF.Z. 1992-07-28T12:35:23.70 10.0 undecidable manual PG 286 0.2553 -0.07 2.2
--.ALP.Z. 1992-07-28T12:35:23.00 10.0 undecidable manual SG 169 0.0999 0.19 0.6
--.ALP.Z. 1992-07-28T12:35:20.60 10.0 undecidable manual PG 169 0.0999 -0.14 2.1
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