Earthquake with magnitude of Md 2.4 on date 21-08-1988 and time 14:06:20 (Italy) in region 2 km NW Laviano (SA)

A magnitude Md 2.4 earthquake occured in region: 2 km NW Laviano (SA), on

  • 21-08-1988 12:06:20 (UTC)
  • 21-08-1988 14:06:20 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7990, 15.2900 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
Laviano SA 2 1438 1438
Santomenna SA 3 443 1881
Castelnuovo di Conza SA 4 619 2500
Caposele AV 6 3483 5983
Calabritto AV 6 2391 8374
Teora AV 7 1537 9911
Valva SA 7 1643 11554
Conza della Campania AV 8 1373 12927
Colliano SA 8 3638 16565
Sant'Andrea di Conza AV 9 1539 18104
Senerchia AV 10 842 18946
Pescopagano PZ 10 1910 20856
Castelgrande PZ 12 943 21799
Lioni AV 12 6201 28000
Oliveto Citra SA 13 3802 31802
Cairano AV 13 326 32128
Morra De Sanctis AV 14 1297 33425
Andretta AV 15 1927 35352
Palomonte SA 15 3985 39337
Calitri AV 17 4666 44003
Contursi Terme SA 17 3394 47397
Muro Lucano PZ 17 5497 52894
Sant'Angelo dei Lombardi AV 17 4250 57144
San Gregorio Magno SA 18 4286 61430
Rapone PZ 18 990 62420
Guardia Lombardi AV 19 1718 64138
Bagnoli Irpino AV 19 3217 67355
Buccino SA 20 5047 72402
Nusco AV 20 4203 76605
Rocca San Felice AV 20 851 77456

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km NE of Battipaglia (50786 inhabitants)
44 Km E of Avellino (54857 inhabitants)
47 Km E of Salerno (135261 inhabitants)
47 Km W of Potenza (67122 inhabitants)
50 Km E of Cava de' Tirreni (53659 inhabitants)
56 Km SE of Benevento (60091 inhabitants)
65 Km E of Scafati (50787 inhabitants)
69 Km E of Castellammare di Stabia (66466 inhabitants)
73 Km SW of Cerignola (58396 inhabitants)
77 Km S of Foggia (151991 inhabitants)
78 Km E of Torre del Greco (86275 inhabitants)
79 Km E of Portici (55274 inhabitants)
79 Km E of Acerra (59573 inhabitants)
79 Km E of Ercolano (53709 inhabitants)
84 Km E of Afragola (65057 inhabitants)
85 Km E of Casoria (77642 inhabitants)
86 Km E of Caserta (76326 inhabitants)
88 Km E of Napoli (974074 inhabitants)
93 Km E of Giugliano in Campania (122974 inhabitants)
93 Km E of Aversa (53047 inhabitants)
93 Km E of Marano di Napoli (59874 inhabitants)
97 Km SW of Andria (100440 inhabitants)
99 Km S of San Severo (53905 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 2.4
ML-VAX 2.0
1988-08-21
12:06:20
40.799 15.29 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 75919
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-08-21 12:06:20 ± 0.219
Latitude 40.7990 ± 0.0097
Longitude 15.2900 ± 0.0227
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 75919

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) 2191.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 173
Number of associated phases, regardless of their use for origin computation 13
Number of defining phases 13
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) 0.00210
Epicentral distance of station farthest from the epicenter (degree) 0.00988
Number of stations at which the event was observed 8
Number of stations from which data was used for origin computation 8
Magnitudes information

Md:2.4

Field Value
Value 2.4
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 75919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:11:34

ML:2.0

Field Value
Value 2.0
Uncertainty
Num. used stations 1
Type of magnitude ML
Reference to an origin 75919
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 13:07:13
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MT9.Z. 1988-08-21T12:06:47.30 10.0 undecidable manual SG! 196 0.5883 5.88 0
--.MGR.Z. 1988-08-21T12:06:44.00 10.0 undecidable manual SG 162 0.6882 -0.73 0.3
--.RFI.Z. 1988-08-21T12:06:42.88 10.0 undecidable manual PN 297 1.0989 1.05 0.2
--.SGG.Z. 1988-08-21T12:06:38.80 10.0 undecidable manual PG 310 0.8991 0.34 1.2
--.MT9.Z. 1988-08-21T12:06:35.40 10.0 undecidable manual PG! 196 0.5883 2.77 0
--.SOR.Z. 1988-08-21T12:06:35.20 10.0 undecidable manual PG 253 0.7437 -0.52 1
--.MGR.Z. 1988-08-21T12:06:33.95 10.0 undecidable manual PG 162 0.6882 -0.59 1
--.BSS.Z. 1988-08-21T12:06:33.51 10.0 undecidable manual SG 266 0.3552 -0.37 0.6
--.TR9.Z. 1988-08-21T12:06:30.40 10.0 undecidable manual SG 349 0.2442 -0.19 1.1
--.SGO.Z. 1988-08-21T12:06:30.82 10.0 undecidable manual SG 176 0.2331 0.57 0.5
--.BSS.Z. 1988-08-21T12:06:28.60 10.0 undecidable manual PG 266 0.3552 -0.22 1.8
--.TR9.Z. 1988-08-21T12:06:26.20 10.0 positive manual PG 349 0.2442 -0.18 3.7
--.SGO.Z. 1988-08-21T12:06:26.98 10.0 undecidable manual PG 176 0.2331 0.8 0.7
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download