Earthquake with magnitude of Md 2.5 on date 17-07-1986 and time 03:06:51 (Italy) in region 2 km NW Forchia (BN)

A magnitude Md 2.5 earthquake occured in region: 2 km NW Forchia (BN), on

  • 17-07-1986 01:06:51 (UTC)
  • 17-07-1986 03:06:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.0460, 14.5160 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
Forchia BN 3 1235 1235
Arienzo CE 3 5365 6600
Arpaia BN 3 1992 8592
Moiano BN 5 4094 12686
Airola BN 5 8195 20881
San Felice a Cancello CE 5 17568 38449
Santa Maria a Vico CE 5 14022 52471
Sant'Agata de' Goti BN 5 11216 63687
Paolisi BN 5 2072 65759
Bucciano BN 6 2100 67859
Durazzano BN 6 2230 70089
Rotondi AV 7 3591 73680
Cervino CE 8 5031 78711
Roccarainola NA 9 7082 85793
Cervinara AV 9 9658 95451
Valle di Maddaloni CE 9 2742 98193
Cicciano NA 9 12906 111099
Bonea BN 9 1448 112547
Camposano NA 10 5333 117880
Comiziano NA 11 1814 119694
Montesarchio BN 11 13500 133194
Tufino NA 11 3776 136970
Maddaloni CE 11 39166 176136
Dugenta BN 11 2798 178934
Cimitile NA 12 7280 186214
Avella AV 12 7890 194104
Frasso Telesino BN 13 2318 196422
San Martino Valle Caudina AV 13 4884 201306
Sperone AV 13 3706 205012
Casamarciano NA 13 3289 208301
Melizzano BN 13 1858 210159
Nola NA 13 34431 244590
Tocco Caudio BN 13 1508 246098
Baiano AV 14 4718 250816
San Vitaliano NA 14 6461 257277
Marigliano NA 14 30157 287434
Sirignano AV 14 2933 290367
San Marco Evangelista CE 14 6532 296899
Scisciano NA 14 5994 302893
Campoli del Monte Taburno BN 15 1546 304439
Mariglianella NA 15 7787 312226
Limatola BN 15 4073 316299
Visciano NA 15 4454 320753
Saviano NA 15 15982 336735
Quadrelle AV 15 1865 338600
San Paolo Bel Sito NA 15 3513 342113
San Nicola la Strada CE 15 22448 364561
Cautano BN 16 2044 366605
Castel Morrone CE 16 3858 370463
Caserta CE 16 76326 446789
Mugnano del Cardinale AV 16 5373 452162
Brusciano NA 16 16466 468628
Castel Campagnano CE 16 1581 470209
Pannarano BN 16 2130 472339
Acerra NA 16 59573 531912
Liveri NA 17 1607 533519
Apollosa BN 17 2658 536177
Castello di Cisterna NA 17 7869 544046
Solopaca BN 17 3820 547866
Marzano di Nola AV 17 1727 549593
Roccabascerana AV 17 2354 551947
Casagiove CE 18 13651 565598
Recale CE 18 7773 573371
Capodrise CE 18 10094 583465
Pago del Vallo di Lauro AV 18 1830 585295
Foglianise BN 18 3385 588680
Marcianise CE 18 39803 628483
Vitulano BN 18 2944 631427
Amorosi BN 18 2797 634224
Pomigliano d'Arco NA 18 39922 674146
Castelpoto BN 19 1254 675400
Pietrastornina AV 19 1553 676953
Arpaise BN 19 761 677714
Caiazzo CE 19 5595 683309
Casapulla CE 19 8628 691937
Domicella AV 19 1862 693799
Telese Terme BN 19 7486 701285
Carbonara di Nola NA 20 2429 703714
Portico di Caserta CE 20 7802 711516
Casalnuovo di Napoli NA 20 49855 761371
Palma Campania NA 20 15978 777349

Municipalities with at least 50000 inhabitants

An earthquake occurred to
16 Km E of Caserta (76326 inhabitants)
16 Km NE of Acerra (59573 inhabitants)
22 Km NE of Afragola (65057 inhabitants)
24 Km W of Benevento (60091 inhabitants)
24 Km NE of Casoria (77642 inhabitants)
27 Km E of Aversa (53047 inhabitants)
28 Km NW of Avellino (54857 inhabitants)
28 Km NE of Portici (55274 inhabitants)
29 Km E of Giugliano in Campania (122974 inhabitants)
30 Km NE of Ercolano (53709 inhabitants)
31 Km NE of Torre del Greco (86275 inhabitants)
32 Km NE of Marano di Napoli (59874 inhabitants)
32 Km NE of Napoli (974074 inhabitants)
33 Km N of Scafati (50787 inhabitants)
39 Km N of Castellammare di Stabia (66466 inhabitants)
42 Km NW of Cava de' Tirreni (53659 inhabitants)
42 Km NE of Pozzuoli (81661 inhabitants)
46 Km NW of Salerno (135261 inhabitants)
63 Km NW of Battipaglia (50786 inhabitants)
98 Km W of Foggia (151991 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 2.5 1986-07-17
01:06:51
41.046 14.516 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 31089
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1986-07-17 01:06:51 ± 0.286
Latitude 41.0460 ± 0.0202
Longitude 14.5160 ± 0.0283
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 31089

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) 3263.8
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 106
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) 0.6
Epicentral distance of station closest to the epicenter (degree) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.00688
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 31089
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:32:11
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SGO.Z. 1986-07-17T01:07:08.00 10.0 undecidable manual PG 128 0.7659 0.94 0.6
--.SGG.Z. 1986-07-17T01:07:06.00 10.0 undecidable manual SG 343 0.3552 1 0.2
--.TR9.Z. 1986-07-17T01:07:02.50 10.0 undecidable manual PG 89 0.5328 -0.23 1.4
--.MSC.Z. 1986-07-17T01:07:01.30 10.0 undecidable manual PG 289 0.4329 0.47 1.3
--.SOR.Z. 1986-07-17T01:07:01.00 10.0 undecidable manual PG 196 0.4773 -0.72 1
--.SGG.Z. 1986-07-17T01:06:58.40 10.0 undecidable manual PG 343 0.3552 -0.96 0.7
--.OVO.Z. 1986-07-17T01:06:57.30 10.0 undecidable manual PG 202 0.2331 0.15 1.7
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