Ontario

 Ontario Ministry of the Environment     http://www.ene.gov.on.ca/

Ontario Ministry of Natural Resources     http://www.mnr.gov.on.ca/

Ontario Geological Survey     http://www.mndm.gov.on.ca/mndm/mines/ogs/Default_e.asp

Technical Standards and Safety Authority (TSSA)     http://www.tssa.org

Professional  Organizations

Professional Engineers Ontario     http://www.peo.on.ca/

Canadian Groundwater Association     http://www.cgwa.org/

Ontario Groundwater Association     http://www.ogwa.ca/

International Association of Hydrogeologists Canadian National Chapter     http://www.iah.ca/

Canadian Geotechncial Society      http://www.cgs.ca/english/index.html

Canadian Geotechncial Society Southern Ontario Section     http://www.cgs-sos.com/

Canada

National Water Research Institute     www.nwri.ca/nwri-e.html

Geological Survey of Canada     http://gsc.nrcan.gc.ca/index_e.php

Canadian Council of Ministers of the Environment (CCME)     http://www.ccme.ca/

United States

USGS Groundwater Information Pages      http://water.usgs.gov/ogw/index.html

USGS Groundwater resources of the USA     http://water.usgs.gov/

USGS Water Resources Applications Software     http://water.usgs.gov/software/ground_water.html

Other

Mapquest     http://www.mapquest.com/maps/main.adp?countrycode=ca

Environment Canada Weather     http://www.weatheroffice.ec.gc.ca/canada_e.html