Earthquake with magnitude of Md 2.3 on date 25-01-1986 and time 05:55:26 (Italy) in region 2 km W Monte San Giusto (MC)

A magnitude Md 2.3 earthquake occured in region: 2 km W Monte San Giusto (MC), on

  • 25-01-1986 04:55:26 (UTC)
  • 25-01-1986 05:55:26 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 43.2430, 13.5680 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
Monte San Giusto MC 2 8191 8191
Corridonia MC 5 15430 23621
Montegranaro FM 5 12990 36611
Monte San Pietrangeli FM 6 2458 39069
Francavilla d'Ete FM 6 964 40033
Torre San Patrizio FM 7 2048 42081
Morrovalle MC 8 10195 52276
Petriolo MC 9 1998 54274
Rapagnano FM 9 2145 56419
Monte Urano FM 9 8353 64772
Mogliano MC 9 4696 69468
Sant'Elpidio a Mare FM 10 17110 86578
Montecosaro MC 10 7113 93691
Macerata MC 11 42473 136164
Montelupone MC 11 3596 139760
Magliano di Tenna FM 12 1452 141212
Massa Fermana FM 13 963 142175
Montegiorgio FM 13 6851 149026
Montappone FM 14 1682 150708
Potenza Picena MC 15 15936 166644
Grottazzolina FM 15 3398 170042
Civitanova Marche MC 15 41983 212025
Loro Piceno MC 15 2401 214426
Monte Vidon Corrado FM 15 731 215157
Fermo FM 15 37655 252812
Porto Sant'Elpidio FM 16 26152 278964
Urbisaglia MC 16 2628 281592
Falerone FM 17 3337 284929
Belmonte Piceno FM 17 646 285575
Montecassiano MC 17 7125 292700
Ponzano di Fermo FM 17 1674 294374
Monte Giberto FM 18 801 295175
Pollenza MC 18 6618 301793
Recanati MC 18 21349 323142
Servigliano FM 19 2336 325478
Colmurano MC 19 1263 326741
Monsampietro Morico FM 19 659 327400
Ripe San Ginesio MC 20 852 328252
Porto San Giorgio FM 20 16121 344373
Montottone FM 20 979 345352

Municipalities with at least 50000 inhabitants

An earthquake occurred to
42 Km S of Ancona (100861 inhabitants)
66 Km N of Teramo (54892 inhabitants)
77 Km E of Foligno (57155 inhabitants)
80 Km SE of Fano (60888 inhabitants)
91 Km SE of Pesaro (94582 inhabitants)
94 Km NW of Montesilvano (53738 inhabitants)
97 Km E of Perugia (166134 inhabitants)
100 Km N of L'Aquila (69753 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 2.3 1986-01-25
04:55:26
43.243 13.568 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 21589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-01-25 04:55:26 ± 1.049
Latitude 43.2430 ± 0.0462
Longitude 13.5680 ± 0.0964
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 21589

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) 9347.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 248
Number of associated phases, regardless of their use for origin computation 5
Number of defining phases 5
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00461
Epicentral distance of station farthest from the epicenter (degree) 0.01109
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:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 21589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:23:56
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.ASS.Z. 1986-01-25T04:55:51.50 10.0 undecidable manual SG 254 0.6882 1.23 0.3
--.CRE.Z. 1986-01-25T04:55:49.50 10.0 undecidable manual PN? 287 1.2321 0.37 0.5
--.AQU.Z. 1986-01-25T04:55:44.00 10.0 undecidable manual PG 187 0.888 0.12 1.8
--.ASS.Z. 1986-01-25T04:55:38.50 10.0 undecidable manual PG 254 0.6882 -1.58 0.6
--.ARV.Z. 1986-01-25T04:55:37.00 10.0 undecidable manual PG 299 0.5106 0.09 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