Earthquake with magnitude of Md 2.1 on date 17-07-1996 and time 13:00:06 (Italy) in region 1 km E San Gregorio Magno (SA)

A magnitude Md 2.1 earthquake occured in region: 1 km E San Gregorio Magno (SA), on

  • 17-07-1996 11:00:06 (UTC)
  • 17-07-1996 13:00:06 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.6570, 15.4180 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
San Gregorio Magno SA 2 4286 4286
Romagnano al Monte SA 3 368 4654
Buccino SA 5 5047 9701
Ricigliano SA 6 1144 10845
Balvano PZ 8 1830 12675
Salvitelle SA 8 560 13235
Vietri di Potenza PZ 10 2832 16067
Palomonte SA 11 3985 20052
Auletta SA 11 2336 22388
Caggiano SA 12 2765 25153
Muro Lucano PZ 12 5497 30650
Pertosa SA 13 690 31340
Colliano SA 13 3638 34978
Sicignano degli Alburni SA 14 3519 38497
Castelgrande PZ 14 943 39440
Petina SA 14 1159 40599
Savoia di Lucania PZ 15 1127 41726
Contursi Terme SA 15 3394 45120
Baragiano PZ 15 2671 47791
Bella PZ 15 5171 52962
Valva SA 16 1643 54605
Oliveto Citra SA 16 3802 58407
Polla SA 17 5279 63686
Laviano SA 17 1438 65124
Sant'Angelo Le Fratte PZ 17 1429 66553
Picerno PZ 19 5985 72538
Santomenna SA 19 443 72981
Postiglione SA 19 2151 75132
Castelnuovo di Conza SA 20 619 75751
Pescopagano PZ 20 1910 77661

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km W of Potenza (67122 inhabitants)
37 Km E of Battipaglia (50786 inhabitants)
56 Km E of Salerno (135261 inhabitants)
60 Km SE of Avellino (54857 inhabitants)
60 Km E of Cava de' Tirreni (53659 inhabitants)
75 Km SE of Benevento (60091 inhabitants)
76 Km E of Scafati (50787 inhabitants)
79 Km E of Castellammare di Stabia (66466 inhabitants)
79 Km SW of Cerignola (58396 inhabitants)
90 Km E of Torre del Greco (86275 inhabitants)
90 Km S of Foggia (151991 inhabitants)
92 Km E of Portici (55274 inhabitants)
92 Km E of Ercolano (53709 inhabitants)
94 Km E of Acerra (59573 inhabitants)
97 Km SW of Andria (100440 inhabitants)
98 Km W of Altamura (70396 inhabitants)
98 Km E of Afragola (65057 inhabitants)
99 Km E of Casoria (77642 inhabitants)
100 Km W of Matera (60436 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 1996-07-17
11:00:06
40.657 15.418 10 2013-07-15
08:40:51
Bollettino Sismico Italiano INGV 249359
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1996-07-17 11:00:06 ± 0.258
Latitude 40.6570 ± 0.0148
Longitude 15.4180 ± 0.0256
Depth (km) 10 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 249359

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) 2713.7
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 121
Number of associated phases, regardless of their use for origin computation 10
Number of defining phases 10
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.2
Epicentral distance of station closest to the epicenter (degree) 0.00105
Epicentral distance of station farthest from the epicenter (degree) 0.00469
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:2.1

Field Value
Value 2.1
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 249359
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:55:54
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.MGR.Z. 1996-07-17T11:00:23.45 10.0 undecidable manual SG 168 0.5217 -1.81 0
--.SL9.Z. 1996-07-17T11:00:19.71 10.0 undecidable manual SG 148 0.3108 1.41 0
--.CI9.Z. 1996-07-17T11:00:19.59 10.0 undecidable manual SG 304 0.3552 -0.3 0.5
--.MGR.Z. 1996-07-17T11:00:17.20 10.0 undecidable manual PG 168 0.5217 -0.05 1.1
--.CI9.Z. 1996-07-17T11:00:14.44 10.0 undecidable manual PG 304 0.3552 0.29 1.2
--.SL9.Z. 1996-07-17T11:00:13.34 10.0 undecidable manual PG 148 0.3108 0.1 1.5
--.SGO.Z. 1996-07-17T11:00:12.44 10.0 undecidable manual SG 220 0.1221 0.14 0.6
--.MU9.Z. 1996-07-17T11:00:11.84 10.0 undecidable manual SG 27 0.1221 -0.15 0.6
--.MU9.Z. 1996-07-17T11:00:09.34 10.0 undecidable manual PG 27 0.1221 -0.25 1.4
--.SGO.Z. 1996-07-17T11:00:09.83 10.0 positive manual PG 220 0.1221 0.05 3.1
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