Reply #1: The USGS page

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http://earthquake.usgs.gov/eqcenter/recenteqsww/Quakes/uskmbm.php

Magnitude 5.0 - NORTHERN ALGERIA

2006 March 20 19:44:24 UTC

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Earthquake Details
Magnitude 5.0 (Moderate)
# Date-Time Monday, March 20, 2006 at 19:44:24 (UTC)
= Coordinated Universal Time
# Monday, March 20, 2006 at 8:44:24 PM
= local time at epicenter
Time of Earthquake in other Time Zones
Location 36.659°N, 5.322°E
Depth 5.6 km (3.5 miles) (poorly constrained)
Region NORTHERN ALGERIA
Distances 55 km (35 miles) N of Setif, Algeria
120 km (75 miles) WNW of Constantine, Algeria
145 km (90 miles) W of Skikda, Algeria
205 km (125 miles) E of ALGIERS, Algeria
Location Uncertainty horizontal +/- 8.5 km (5.3 miles); depth +/- 29.1 km (18.1 miles)
Parameters Nst= 52, Nph= 52, Dmin=475.1 km, Rmss=1.08 sec, Gp= 40°,
M-type=body magnitude (Mb), Version=6
Source USGS NEIC (WDCS-D)
Event ID uskmbm