Earthquake with magnitude of Md 2.1 on date 07-08-1988 and time 12:29:40 (Italy) in region 2 km SE Pietracamela (TE)

A magnitude Md 2.1 earthquake occured in region: 2 km SE Pietracamela (TE), on

  • 07-08-1988 10:29:40 (UTC)
  • 07-08-1988 12:29:40 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.5, 13.56 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
Pietracamela TE 2 271 271
Fano Adriano TE 6 296 567
Isola del Gran Sasso d'Italia TE 8 4773 5340
Crognaleto TE 8 1297 6637
Tossicia TE 9 1406 8043
Colledara TE 10 2179 10222
Montorio al Vomano TE 11 8218 18440
Castelli TE 12 1159 19599
Castel Castagna TE 13 500 20099
Cortino TE 14 656 20755
Campotosto AQ 17 542 21297
Basciano TE 18 2434 23731
Arsita TE 18 829 24560
Torricella Sicura TE 19 2641 27201
Santo Stefano di Sessanio AQ 19 111 27312
Penna Sant'Andrea TE 20 1698 29010
Barisciano AQ 20 1828 30838

Municipalities with at least 50000 inhabitants

An earthquake occurred to
21 Km SW of Teramo (54892 inhabitants)
22 Km NE of L'Aquila (69753 inhabitants)
48 Km W of Montesilvano (53738 inhabitants)
53 Km W of Chieti (51815 inhabitants)
54 Km W of Pescara (121014 inhabitants)
75 Km E of Terni (111501 inhabitants)
86 Km SE of Foligno (57155 inhabitants)
87 Km NE of Tivoli (56533 inhabitants)
89 Km NE of Guidonia Montecelio (88673 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
Rev 1000 Md 2.1 1988-08-07
10:29:40
42.51 13.56 10 2013-07-15
08:41:04
Bollettino Sismico Italiano INGV 74949
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1988-08-07 10:29:40 ± 0.375
Latitude 42.51 ± 0.01
Longitude 13.56 ± 0.05
Depth (km) 10 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 74949

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) 3960.9
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 189
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) 0.0017
Epicentral distance of station farthest from the epicenter (degree) 0.00672
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 2
Type of magnitude Md
Reference to an origin 74949
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 18:10:41
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance Takeoff_angle Residual Weight
--.CM8.Z. 1988-08-07T10:30:05.99 10.0 undecidable manual SG 336 0.0067 -0.38 0.5
--.CM8.Z. 1988-08-07T10:29:54.73 10.0 positive manual PG 336 0.0067 -0.59 1.2
--.MNS.Z. 1988-08-07T10:29:54.00 10.0 undecidable manual PG 259 0.0059 0.41 0.9
--.ALP.Z. 1988-08-07T10:29:51.71 10.0 undecidable manual SG 0 0.0024 0.72 0.3
--.AZI.Z. 1988-08-07T10:29:50.50 10.0 undecidable manual PG 190 0.0047 -0.58 0.8
--.AQU.Z. 1988-08-07T10:29:48.56 10.0 undecidable manual SG 218 0.0017 0.27 0.5
--.ALP.Z. 1988-08-07T10:29:47.80 10.0 undecidable manual PG 0 0.0024 0.64 0.7
--.AQU.Z. 1988-08-07T10:29:45.50 10.0 positive manual PG 218 0.0017 0.17 3
TDMT - Time Domain Moment Tensor
Focal Mechanism in the area
Download
Type Description Link
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