Earthquake with magnitude of Md 2.2 on date 08-09-1985 and time 12:35:09 (Italy) in region 2 km SE Montelparo (FM)

A magnitude Md 2.2 earthquake occured in region: 2 km SE Montelparo (FM), on

  • 08-09-1985 10:35:09 (UTC)
  • 08-09-1985 12:35:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0090, 13.5540 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
Montelparo FM 2 778 778
Monte Rinaldo FM 3 379 1157
Monteleone di Fermo FM 5 395 1552
Santa Vittoria in Matenano FM 5 1330 2882
Montedinove AP 5 488 3370
Montalto delle Marche AP 5 2122 5492
Ortezzano FM 5 774 6266
Rotella AP 6 906 7172
Montottone FM 7 979 8151
Monsampietro Morico FM 7 659 8810
Force AP 7 1354 10164
Monte Vidon Combatte FM 8 433 10597
Montefalcone Appennino FM 8 424 11021
Smerillo FM 9 365 11386
Belmonte Piceno FM 9 646 12032
Servigliano FM 10 2336 14368
Monte San Martino MC 10 765 15133
Castignano AP 10 2796 17929
Petritoli FM 11 2335 20264
Carassai AP 11 1100 21364
Monte Giberto FM 11 801 22165
Cossignano AP 11 978 23143
Penna San Giovanni MC 12 1108 24251
Grottazzolina FM 12 3398 27649
Comunanza AP 13 3166 30815
Falerone FM 13 3337 34152
Ponzano di Fermo FM 14 1674 35826
Montegiorgio FM 14 6851 42677
Monte Vidon Corrado FM 14 731 43408
Offida AP 14 5058 48466
Palmiano AP 14 196 48662
Magliano di Tenna FM 15 1452 50114
Venarotta AP 15 2066 52180
Appignano del Tronto AP 15 1785 53965
Montappone FM 16 1682 55647
Monterubbiano FM 16 2230 57877
Sant'Angelo in Pontano MC 16 1436 59313
Amandola FM 16 3629 62942
Montefiore dell'Aso AP 17 2123 65065
Moresco FM 17 598 65663
Massa Fermana FM 17 963 66626
Ripatransone AP 17 4309 70935
Rapagnano FM 17 2145 73080
Ascoli Piceno AP 17 49407 122487
Roccafluvione AP 18 2010 124497
Montefortino FM 19 1178 125675
Gualdo MC 19 815 126490
Castorano AP 19 2380 128870

Municipalities with at least 50000 inhabitants

An earthquake occurred to
41 Km NW of Teramo (54892 inhabitants)
68 Km S of Ancona (100861 inhabitants)
69 Km E of Foligno (57155 inhabitants)
73 Km NW of Montesilvano (53738 inhabitants)
74 Km N of L'Aquila (69753 inhabitants)
81 Km NW of Pescara (121014 inhabitants)
89 Km NW of Chieti (51815 inhabitants)
89 Km NE of Terni (111501 inhabitants)
95 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 1985-09-08
10:35:09
43.009 13.554 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 12949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-09-08 10:35:09 ± 0.363
Latitude 43.0090 ± 0.0158
Longitude 13.5540 ± 0.0421
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 12949

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) 3846.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
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) 0.5
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.00801
Number of stations at which the event was observed 4
Number of stations from which data was used for origin computation 4
Magnitude information

Md:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 12949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:16:06
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MNS.Z. 1985-09-08T10:35:42.00 10.0 undecidable manual SG 226 0.888 1.98 0
--.AM1.Z. 1985-09-08T10:35:29.40 10.0 undecidable manual SG 3 0.5439 0.67 0.4
--.MNS.Z. 1985-09-08T10:35:27.00 10.0 undecidable manual PG 226 0.888 -0.08 1.2
--.CM2.Z. 1985-09-08T10:35:22.30 10.0 undecidable manual SG 301 0.3552 -0.31 0.9
--.AM1.Z. 1985-09-08T10:35:20.60 10.0 undecidable manual PG 3 0.5439 0.04 1.6
--.ALP.Z. 1985-09-08T10:35:18.30 10.0 undecidable manual SG 177 0.222 -0.35 0.9
--.CM2.Z. 1985-09-08T10:35:16.20 10.0 undecidable manual PG 301 0.3552 -0.83 0.9
--.ALP.Z. 1985-09-08T10:35:14.00 10.0 negative manual PG 177 0.222 -0.74 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