Johnston, Inc.  800-947-0852

  Suppliers of quality water and wastewater treatment equipment and instrumentation

  Serving North Carolina, South Carolina and Virginia

  This page was updated 08/18/08

• North Carolina AWWA - WEA

• NC Department of Environment and Natural Resources

• UNC Coastal Studies Institute

• Water Environment Association of South Carolina

• South Carolina Department of Health and Environmental Control

• Virginia Department of Environmental Quality

• American Fisheries Society

• American Water Resources Association

• American Waterworks Association

• Environmental Protection Agency's Office of Wetlands, Oceans, & Watersheds

• Estuarine Research Foundation

• Manufacturers' Agents National Association

• USGS Water Resources Information

• Water Environment Federation Web Site

• Water Quality Society