Earthquake with magnitude of Md 2.5 on date 22-03-1987 and time 01:05:40 (Italy) in region 1 km E Castel di Sasso (CE)

A magnitude Md 2.5 earthquake occured in region: 1 km E Castel di Sasso (CE), on

  • 22-03-1987 00:05:40 (UTC)
  • 22-03-1987 01:05:40 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 41.2000, 14.2940 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
Castel di Sasso CE 1 1171 1171
Liberi CE 3 1153 2324
Pontelatone CE 4 1703 4027
Piana di Monte Verna CE 5 2390 6417
Formicola CE 5 1488 7905
Alvignano CE 6 4824 12729
Caiazzo CE 7 5595 18324
Bellona CE 7 6053 24377
Camigliano CE 7 1943 26320
Vitulazio CE 7 7420 33740
Pastorano CE 8 3033 36773
Dragoni CE 8 2108 38881
Giano Vetusto CE 8 647 39528
Ruviano CE 10 1655 41183
Roccaromana CE 10 856 42039
Castel Morrone CE 10 3858 45897
Pignataro Maggiore CE 10 6084 51981
Limatola BN 11 4073 56054
Pietramelara CE 12 4722 60776
Baia e Latina CE 12 2197 62973
Rocchetta e Croce CE 12 460 63433
Capua CE 12 18820 82253
San Prisco CE 13 12345 94598
Casagiove CE 13 13651 108249
Puglianello BN 13 1349 109598
Castel Campagnano CE 14 1581 111179
Calvi Risorta CE 14 5707 116886
Casapulla CE 14 8628 125514
Santa Maria Capua Vetere CE 14 32802 158316
Curti CE 14 7132 165448
Riardo CE 14 2321 167769
Amorosi BN 14 2797 170566
Caserta CE 14 76326 246892
San Tammaro CE 15 5549 252441
Alife CE 15 7616 260057
Dugenta BN 15 2798 262855
Macerata Campania CE 15 10609 273464
Recale CE 16 7773 281237
Portico di Caserta CE 16 7802 289039
San Nicola la Strada CE 16 22448 311487
Sparanise CE 17 7429 318916
Gioia Sannitica CE 17 3638 322554
Valle di Maddaloni CE 17 2742 325296
San Salvatore Telesino BN 17 3999 329295
Pietravairano CE 18 2984 332279
Capodrise CE 18 10094 342373
San Potito Sannitico CE 18 1925 344298
Faicchio BN 18 3634 347932
Santa Maria la Fossa CE 18 2729 350661
Marcianise CE 18 39803 390464
Melizzano BN 18 1858 392322
San Marco Evangelista CE 18 6532 398854
Sant'Angelo d'Alife CE 18 2270 401124
Piedimonte Matese CE 19 11297 412421
Maddaloni CE 19 39166 451587
Raviscanina CE 20 1319 452906
Teano CE 20 12577 465483
Francolise CE 20 4922 470405
Durazzano BN 20 2230 472635
Castello del Matese CE 20 1494 474129

Municipalities with at least 50000 inhabitants

An earthquake occurred to
14 Km N of Caserta (76326 inhabitants)
26 Km N of Aversa (53047 inhabitants)
29 Km N of Acerra (59573 inhabitants)
31 Km N of Afragola (65057 inhabitants)
31 Km N of Giugliano in Campania (122974 inhabitants)
33 Km N of Casoria (77642 inhabitants)
35 Km N of Marano di Napoli (59874 inhabitants)
40 Km N of Napoli (974074 inhabitants)
42 Km W of Benevento (60091 inhabitants)
42 Km N of Portici (55274 inhabitants)
43 Km NE of Pozzuoli (81661 inhabitants)
44 Km N of Ercolano (53709 inhabitants)
46 Km N of Torre del Greco (86275 inhabitants)
53 Km NW of Avellino (54857 inhabitants)
54 Km NW of Scafati (50787 inhabitants)
58 Km N of Castellammare di Stabia (66466 inhabitants)
65 Km NW of Cava de' Tirreni (53659 inhabitants)
70 Km NW of Salerno (135261 inhabitants)
88 Km NW of Battipaglia (50786 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 1987-03-22
00:05:40
41.2 14.294 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 43269
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1987-03-22 00:05:40 ± 0.393
Latitude 41.2000 ± 0.0248
Longitude 14.2940 ± 0.0407
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 43269

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) 4377.1
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 90
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) 0.9
Epicentral distance of station closest to the epicenter (degree) 0.00170
Epicentral distance of station farthest from the epicenter (degree) 0.00648
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:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 43269
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 17:42:52
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SD1.Z. 1987-03-22T00:06:03.50 10.0 undecidable manual SG 324 0.6216 1.07 0.4
--.TR9.Z. 1987-03-22T00:05:56.00 10.0 undecidable manual PG 102 0.7215 1.05 0.9
--.SD1.Z. 1987-03-22T00:05:54.00 10.0 undecidable manual PG 324 0.6216 0.85 1.2
--.SOR.Z. 1987-03-22T00:05:52.50 10.0 undecidable manual PG 177 0.6105 -0.55 1.5
--.SGG.Z. 1987-03-22T00:05:47.30 10.0 undecidable manual SG 18 0.1887 -1.42 0.3
--.MSC.Z. 1987-03-22T00:05:45.20 10.0 undecidable manual PG 268 0.2331 -0.88 1.4
--.SGG.Z. 1987-03-22T00:05:44.30 10.0 undecidable manual PG 18 0.1887 -0.94 1.3
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