Earthquake with magnitude of Md 2.2 on date 08-09-1985 and time 12:17:13 (Italy) in region 2 km N Montalto delle Marche (AP)

A magnitude Md 2.2 earthquake occured in region: 2 km N Montalto delle Marche (AP), on

  • 08-09-1985 10:17:13 (UTC)
  • 08-09-1985 12:17:13 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 43.0050, 13.6100 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
Montalto delle Marche AP 2 2122 2122
Ortezzano FM 3 774 2896
Monte Rinaldo FM 4 379 3275
Montedinove AP 4 488 3763
Monte Vidon Combatte FM 5 433 4196
Montelparo FM 6 778 4974
Montottone FM 7 979 5953
Carassai AP 7 1100 7053
Cossignano AP 7 978 8031
Rotella AP 7 906 8937
Castignano AP 7 2796 11733
Petritoli FM 8 2335 14068
Monteleone di Fermo FM 8 395 14463
Monsampietro Morico FM 8 659 15122
Santa Vittoria in Matenano FM 9 1330 16452
Monte Giberto FM 10 801 17253
Offida AP 10 5058 22311
Force AP 11 1354 23665
Belmonte Piceno FM 11 646 24311
Ponzano di Fermo FM 12 1674 25985
Grottazzolina FM 12 3398 29383
Montefalcone Appennino FM 12 424 29807
Ripatransone AP 13 4309 34116
Monterubbiano FM 13 2230 36346
Appignano del Tronto AP 13 1785 38131
Montefiore dell'Aso AP 13 2123 40254
Servigliano FM 13 2336 42590
Smerillo FM 13 365 42955
Moresco FM 14 598 43553
Monte San Martino MC 14 765 44318
Magliano di Tenna FM 15 1452 45770
Castorano AP 15 2380 48150
Montegiorgio FM 15 6851 55001
Falerone FM 16 3337 58338
Massignano AP 16 1638 59976
Penna San Giovanni MC 16 1108 61084
Monte Vidon Corrado FM 17 731 61815
Venarotta AP 17 2066 63881
Comunanza AP 17 3166 67047
Palmiano AP 17 196 67243
Ascoli Piceno AP 17 49407 116650
Castel di Lama AP 17 8634 125284
Rapagnano FM 18 2145 127429
Lapedona FM 18 1166 128595
Colli del Tronto AP 18 3668 132263
Acquaviva Picena AP 18 3831 136094
Spinetoli AP 19 7215 143309
Montappone FM 19 1682 144991
Campofilone FM 19 1916 146907
Altidona FM 19 3390 150297
Monsampolo del Tronto AP 19 4611 154908
Roccafluvione AP 19 2010 156918
Fermo FM 20 37655 194573
Massa Fermana FM 20 963 195536
Torre San Patrizio FM 20 2048 197584

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km N of Teramo (54892 inhabitants)
69 Km S of Ancona (100861 inhabitants)
70 Km NW of Montesilvano (53738 inhabitants)
74 Km E of Foligno (57155 inhabitants)
75 Km N of L'Aquila (69753 inhabitants)
78 Km NW of Pescara (121014 inhabitants)
86 Km NW of Chieti (51815 inhabitants)
93 Km NE of Terni (111501 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
10:17:13
43.005 13.61 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 12929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1985-09-08 10:17:13 ± 0.315
Latitude 43.0050 ± 0.0115
Longitude 13.6100 ± 0.0296
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 12929

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) 2727.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 188
Number of associated phases, regardless of their use for origin computation 12
Number of defining phases 12
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) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.00826
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 2
Type of magnitude Md
Reference to an origin 12929
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. 1985-09-08T10:17:46.50 10.0 undecidable manual SG 228 0.9213 1.9 0
--.AS1.Z. 1985-09-08T10:17:38.00 10.0 undecidable manual SG 274 0.6993 0.47 0.4
--.AR1.Z. 1985-09-08T10:17:37.50 10.0 undecidable manual SG 315 0.6882 0.28 0.5
--.AM1.Z. 1985-09-08T10:17:33.10 10.0 undecidable manual SG 359 0.5439 0.61 0.6
--.MNS.Z. 1985-09-08T10:17:31.20 10.0 undecidable manual PG 228 0.9213 -0.08 1.2
--.AS1.Z. 1985-09-08T10:17:27.00 10.0 undecidable manual PG 274 0.6993 -0.2 1.4
--.CM2.Z. 1985-09-08T10:17:27.10 10.0 undecidable manual SG 298 0.3885 -0.39 0.8
--.AR1.Z. 1985-09-08T10:17:27.50 10.0 undecidable manual PG 315 0.6882 0.48 1.1
--.AM1.Z. 1985-09-08T10:17:24.20 10.0 undecidable manual PG 359 0.5439 -0.09 1.6
--.ALP.Z. 1985-09-08T10:17:22.20 10.0 undecidable manual SG 187 0.222 -0.09 1
--.CM2.Z. 1985-09-08T10:17:20.70 10.0 undecidable manual PG 298 0.3885 -0.71 1.6
--.ALP.Z. 1985-09-08T10:17:17.80 10.0 undecidable manual PG 187 0.222 -0.6 1.9
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