From 
USGS:
Earthquake Details
Date-Time	
- Wednesday, June 23, 2010 at 17:41:42 UTC
 - Wednesday, June 23, 2010 at 01:41:42 PM at epicenter
 
 
Location	45.955°N, 75.546°W
Depth	19.2 km (11.9 miles)
Region	ONTARIO-QUEBEC BORDER REGION, CANADA
Distances	
- 49 km (31 miles) N (349°) from Cumberland, Ontario, Canada
 - 52 km (33 miles) N (10°) from Gatineau, Quebec, Canada
 - 58 km (36 miles) NNE (16°) from Hull, Quebec, Canada
 - 61 km (38 miles) N (11°) from OTTAWA, Ontario, Canada
 
There is a 
map of the epicenter here. 
Location Uncertainty: horizontal +/- 11.5 km (7.1 miles); depth +/- 5.3 km (3.3 miles)
Parameters	NST=294, Nph=311, Dmin=160.3 km, Rmss=1.12 sec, Gp= 25°,
M-type=body wave magnitude (Mb), Version=6
Wikipedia has a page too: 
http://en.wikipedia.org/wiki/2010_Ontario_earthqua  ke