Earthquake with magnitude of Md 2.2 on date 17-04-1997 and time 19:33:54 (Italy) in region 4 km E Maschito (PZ)

A magnitude Md 2.2 earthquake occured in region: 4 km E Maschito (PZ), on

  • 17-04-1997 17:33:54 (UTC)
  • 17-04-1997 19:33:54 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.9200, 15.8820 at 0 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
Maschito PZ 4 1670 1670
Forenza PZ 7 2122 3792
Venosa PZ 7 11863 15655
Palazzo San Gervasio PZ 9 4914 20569
Ginestra PZ 12 747 21316
Ripacandida PZ 13 1744 23060
Banzi PZ 13 1361 24421
Montemilone PZ 14 1617 26038
Acerenza PZ 15 2402 28440
Genzano di Lucania PZ 15 5750 34190
Lavello PZ 16 13626 47816
Rionero in Vulture PZ 17 13230 61046
Barile PZ 18 2785 63831
Spinazzola BT 18 6621 70452
Rapolla PZ 19 4432 74884
Pietragalla PZ 19 4160 79044
Filiano PZ 19 2926 81970
Oppido Lucano PZ 19 3813 85783
Atella PZ 20 3827 89610

Municipalities with at least 50000 inhabitants

An earthquake occurred to
32 Km N of Potenza (67122 inhabitants)
39 Km S of Cerignola (58396 inhabitants)
49 Km SW of Andria (100440 inhabitants)
56 Km SW of Barletta (94814 inhabitants)
57 Km W of Altamura (70396 inhabitants)
60 Km SW of Trani (56217 inhabitants)
63 Km SW of Bisceglie (55422 inhabitants)
67 Km W of Matera (60436 inhabitants)
67 Km SE of Foggia (151991 inhabitants)
68 Km W of Molfetta (59874 inhabitants)
72 Km W of Bitonto (55540 inhabitants)
79 Km S of Manfredonia (57279 inhabitants)
83 Km E of Battipaglia (50786 inhabitants)
86 Km W of Bari (326344 inhabitants)
91 Km E of Avellino (54857 inhabitants)
95 Km SE of San Severo (53905 inhabitants)
95 Km E of Benevento (60091 inhabitants)
98 Km E of Salerno (135261 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 2.2 1997-04-17
17:33:54
40.92 15.882 0 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 266149
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1997-04-17 17:33:54 ± 0.546
Latitude 40.9200 ± 0.0190
Longitude 15.8820 ± 0.0252
Depth (km) 0 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 266149

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) 2990.4
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 294
Number of associated phases, regardless of their use for origin computation 8
Number of defining phases 8
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) 0.00300
Epicentral distance of station farthest from the epicenter (degree) 0.00583
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:2.2

Field Value
Value 2.2
Uncertainty
Num. used stations 3
Type of magnitude Md
Reference to an origin 266149
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 21:11:38
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.CI9.Z. 1997-04-17T17:34:19.40 10.0 undecidable manual SG 264 0.6438 -0.02 0.8
--.SGO.Z. 1997-04-17T17:34:16.59 10.0 undecidable manual SG 230 0.555 0.07 0.8
--.SL9.Z. 1997-04-17T17:34:16.35 10.0 undecidable manual SG 199 0.555 -0.09 0.8
--.CI9.Z. 1997-04-17T17:34:09.42 10.0 undecidable manual PG 264 0.6438 0.42 1.3
--.MU9.Z. 1997-04-17T17:34:08.20 10.0 undecidable manual SG 241 0.333 0.29 0.7
--.SL9.Z. 1997-04-17T17:34:07.74 10.0 undecidable manual PG 199 0.555 0.45 1.1
--.SGO.Z. 1997-04-17T17:34:06.41 10.0 undecidable manual PG 230 0.555 -0.92 0.5
--.MU9.Z. 1997-04-17T17:34:01.97 10.0 undecidable manual PG 241 0.333 -0.29 1.9
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