Earthquake with magnitude of Md 2.3 on date 29-11-1986 and time 17:41:06 (Italy) in region 2 km W Roccamonfina (CE)

A magnitude Md 2.3 earthquake occured in region: 2 km W Roccamonfina (CE), on

  • 29-11-1986 16:41:06 (UTC)
  • 29-11-1986 17:41:06 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.2810, 13.9590 at 7 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
Roccamonfina CE 2 3511 3511
Sessa Aurunca CE 5 21727 25238
Conca della Campania CE 6 1239 26477
Galluccio CE 7 2154 28631
Marzano Appio CE 8 2226 30857
Tora e Piccilli CE 8 910 31767
Teano CE 10 12577 44344
Caianello CE 10 1824 46168
Carinola CE 11 7283 53451
Castelforte LT 12 4386 57837
Cellole CE 12 7830 65667
Santi Cosma e Damiano LT 12 6897 72564
Falciano del Massico CE 13 3695 76259
Francolise CE 13 4922 81181
Sant'Andrea del Garigliano FR 14 1505 82686
Rocca d'Evandro CE 14 3283 85969
Mignano Monte Lungo CE 14 3250 89219
Sant'Ambrogio sul Garigliano FR 14 966 90185
Presenzano CE 15 1766 91951
Sparanise CE 15 7429 99380
Vallemaio FR 16 937 100317
Vairano Patenora CE 16 6594 106911
Calvi Risorta CE 16 5707 112618
Riardo CE 16 2321 114939
Coreno Ausonio FR 17 1644 116583
Sant'Apollinare FR 17 1919 118502
Rocchetta e Croce CE 17 460 118962
Pietravairano CE 18 2984 121946
Minturno LT 18 19783 141729
San Pietro Infine CE 18 944 142673
Sesto Campano IS 19 2388 145061
Spigno Saturnia LT 19 2961 148022
Pietramelara CE 19 4722 152744
Ausonia FR 19 2619 155363
Mondragone CE 20 28624 183987

Municipalities with at least 50000 inhabitants

An earthquake occurred to
39 Km NW of Caserta (76326 inhabitants)
40 Km NW of Aversa (53047 inhabitants)
44 Km NW of Giugliano in Campania (122974 inhabitants)
47 Km NW of Marano di Napoli (59874 inhabitants)
49 Km N of Pozzuoli (81661 inhabitants)
50 Km NW of Afragola (65057 inhabitants)
50 Km NW of Casoria (77642 inhabitants)
51 Km NW of Acerra (59573 inhabitants)
55 Km NW of Napoli (974074 inhabitants)
61 Km NW of Portici (55274 inhabitants)
62 Km NW of Ercolano (53709 inhabitants)
65 Km NW of Torre del Greco (86275 inhabitants)
71 Km W of Benevento (60091 inhabitants)
76 Km NW of Scafati (50787 inhabitants)
79 Km NW of Castellammare di Stabia (66466 inhabitants)
81 Km NW of Avellino (54857 inhabitants)
90 Km NW of Cava de' Tirreni (53659 inhabitants)
90 Km E of Latina (125985 inhabitants)
95 Km NW of Salerno (135261 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 1986-11-29
16:41:06
41.281 13.959 7 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 37589
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-11-29 16:41:06 ± 0.249
Latitude 41.2810 ± 0.0145
Longitude 13.9590 ± 0.0302
Depth (km) 7 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 37589

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) 2994.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 171
Number of associated phases, regardless of their use for origin computation 7
Number of defining phases 7
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.3
Epicentral distance of station closest to the epicenter (degree) 0.00081
Epicentral distance of station farthest from the epicenter (degree) 0.00672
Number of stations at which the event was observed 5
Number of stations from which data was used for origin computation 5
Magnitude information

Md:2.3

Field Value
Value 2.3
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 37589
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:37:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SD1.Z. 1986-11-29T16:41:23.50 10.0 undecidable manual SG 345 0.444 -0.16 1
--.SOR.Z. 1986-11-29T16:41:22.50 10.0 undecidable manual PG 157 0.7437 0.1 1.2
--.SGG.Z. 1986-11-29T16:41:21.10 10.0 undecidable manual SG 71 0.3219 1.11 0
--.DUI.Z. 1986-11-29T16:41:18.00 10.0 undecidable manual PG 44 0.5328 -0.27 1.3
--.SD1.Z. 1986-11-29T16:41:17.00 10.0 undecidable manual PG 345 0.444 0.39 1.1
--.SGG.Z. 1986-11-29T16:41:13.90 10.0 undecidable manual PG 71 0.3219 -0.59 0.7
--.MSC.Z. 1986-11-29T16:41:09.40 10.0 undecidable manual PG 173 0.0888 0 1.8
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