Drinking Water and Health Basics
U.S. EPA Office of Ground Water and Drinking Water information on drinking water and health, including the National Primary Drinking Water Standards, fact sheets on specific drinking water contaminants, and guidance regarding Cryptosporidium for people with compromised immune systems.
http://www.epa.gov/safewater/dwh/index.html

Lifewater Canada
Lifewater Canada trains Nationals to drill safe drinking water wells and build water pumps (handpumps). On-line resources include a 100-page water well drilling and hand pumps tutorial! We provide the opportunity for people to share with those in need by sponsoring a village well or school washroom for a poor village in Liberia or Nigeria.
http://www.lifewater.ca/

Willey Well Drilling Inc.
Willey Well Drilling Inc. has modern equipment from rigs to pump service trucks that allows them to complete their well drilling jobs. They can install a new water systems, repair an existing system or updating your water system. They are a well-known contractor.
http://www.willeywelldrilling.com/

Mahaffey Laboratory Ltd.
Mahaffey Laboratory was established in 1985 with a mission to provide quality environmental analyses at an affordable cost.
http://www.mahaffeylaboratory.com/

Massachusetts Drinking Water Education Partnership
Provides year-round educational programs and information to increase public understanding of drinking water issues. Dedicated to protecting drinking water supplies and public health through collaborative projects, culminating in Drinking Water Week events each May.
http://madwep.org/

Ulrick & Associates
Consulting groundwater resource management and modeling, water well siting and design, hydrogeology, hydrology, dewatering, landslide, and drainage expert witness, and monitoring consultant
http://www.ulrick.com/

National Drinking Water Clearinghouse
NDWC offers technical assistance and information about drinking water treatment, management, distribution, infrastructure, Safe Drinking Water Act regulations, and ground, surface and water conservation for America's small, rural communities.
http://www.ndwc.wvu.edu

LMP Precison Engineering Company
Manufactures drilling equipments for water well applications, Mining, exploration, Water Well Rigs
http://www.lmpprecision.com/

Southeastern Pump & Well Service
Hampton Roads Virginia area water well contractor. Southeastern Pump and Well Service specializes in well drilling for irrigation and drinking water systems for residential and commercial water wells.
http://www.southeasternpumpandwell.com

Wells Computer Consultants Ltd
Offers custom business solutions running on MultiValue/Pick databases. Located in Wells, Somerset, UK.
http://www.wccl.co.uk