Earthquake with magnitude of Md 2.1 on date 07-08-1988 and time 10:12:09 (Italy) in region 2 km NW Montecalvo Irpino (AV)

A magnitude Md 2.1 earthquake occured in region: 2 km NW Montecalvo Irpino (AV), on

  • 07-08-1988 08:12:09 (UTC)
  • 07-08-1988 10:12:09 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 41.2110, 15.0130 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
Montecalvo Irpino AV 2 3725 3725
Casalbore AV 3 1800 5525
Buonalbergo BN 3 1730 7255
Sant'Arcangelo Trimonte BN 8 573 7828
Ginestra degli Schiavoni BN 8 476 8304
Ariano Irpino AV 9 22700 31004
San Giorgio La Molara BN 10 2994 33998
Castelfranco in Miscano BN 11 916 34914
Paduli BN 11 3978 38892
Bonito AV 12 2448 41340
Apice BN 12 5686 47026
Pago Veiano BN 12 2406 49432
Melito Irpino AV 12 1920 51352
Molinara BN 13 1618 52970
Montefalcone di Val Fortore BN 13 1525 54495
Pietrelcina BN 14 3114 57609
Greci AV 14 691 58300
Savignano Irpino AV 14 1140 59440
San Marco dei Cavoti BN 15 3371 62811
Villanova del Battista AV 16 1690 64501
Grottaminarda AV 16 8137 72638
Foiano di Val Fortore BN 16 1410 74048
Pesco Sannita BN 17 1972 76020
Faeto FG 18 627 76647
Reino BN 18 1210 77857
Zungoli AV 18 1099 78956
Mirabella Eclano AV 19 7684 86640
Celle di San Vito FG 19 166 86806
Roseto Valfortore FG 19 1074 87880
Flumeri AV 19 2963 90843
Calvi BN 20 2682 93525
Venticano AV 20 2537 96062
Fragneto l'Abate BN 20 1049 97111

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km E of Benevento (60091 inhabitants)
38 Km NE of Avellino (54857 inhabitants)
53 Km SW of Foggia (151991 inhabitants)
59 Km E of Caserta (76326 inhabitants)
61 Km E of Acerra (59573 inhabitants)
61 Km SW of San Severo (53905 inhabitants)
62 Km NE of Cava de' Tirreni (53659 inhabitants)
63 Km NE of Salerno (135261 inhabitants)
66 Km NE of Scafati (50787 inhabitants)
67 Km E of Afragola (65057 inhabitants)
67 Km N of Battipaglia (50786 inhabitants)
69 Km NE of Casoria (77642 inhabitants)
70 Km NE of Portici (55274 inhabitants)
72 Km NE of Ercolano (53709 inhabitants)
72 Km NE of Torre del Greco (86275 inhabitants)
73 Km E of Aversa (53047 inhabitants)
73 Km NE of Castellammare di Stabia (66466 inhabitants)
75 Km W of Cerignola (58396 inhabitants)
75 Km E of Giugliano in Campania (122974 inhabitants)
76 Km NE of Napoli (974074 inhabitants)
77 Km E of Marano di Napoli (59874 inhabitants)
87 Km E of Pozzuoli (81661 inhabitants)
89 Km SW of Manfredonia (57279 inhabitants)
92 Km NW of Potenza (67122 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 2.1 1988-08-07
08:12:09
41.211 15.013 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 74929
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-08-07 08:12:09 ± 0.218
Latitude 41.2110 ± 0.0141
Longitude 15.0130 ± 0.0132
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 74929

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) 1918.5
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 216
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) 0.1
Epicentral distance of station closest to the epicenter (degree) 0.00138
Epicentral distance of station farthest from the epicenter (degree) 0.00729
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 1
Type of magnitude Md
Reference to an origin 74929
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:10:40
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.SOR.Z. 1988-08-07T08:12:26.00 10.0 undecidable manual PG 219 0.8103 0.07 0.9
--.BSS.Z. 1988-08-07T08:12:26.52 10.0 undecidable manual SG 198 0.4551 0.07 0.5
--.BSS.Z. 1988-08-07T08:12:19.49 10.0 undecidable manual PG 198 0.4551 0.07 1.3
--.TR9.Z. 1988-08-07T08:12:18.50 10.0 undecidable manual SG 134 0.222 -0.66 0
--.PE9.Z. 1988-08-07T08:12:16.20 10.0 undecidable manual SG 278 0.1554 -0.47 0.1
--.TR9.Z. 1988-08-07T08:12:15.40 10.0 positive manual PG 134 0.222 0.19 2.4
--.PE9.Z. 1988-08-07T08:12:13.80 10.0 undecidable manual PG 278 0.1554 0.03 1.6
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