Tennessee Drinking Water regulations & environmental compliance analysis

Tennessee Drinking Water: What you need to know

Governing Law and Regulations

Tennessee Safe Drinking Water Act, Tennessee Code Annotated (TCA) 68-221-701 to 68-221-720

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Public water supplies: Rules and Regulations of the State of Tennessee (Rule) 0400-45-01-.01 to 0400-45-01-.40

Water supply standards: TCA 68-221-701 to 68-221-720

System approval: Rule 0400-45-01-.03 and Rule 0400-45-01-.05

Secondary maximum contaminant levels (MCLs): Rule 0400-45-01-.12

Cross-connections: Rule 0400-45-01-.17

Revised Total Coliform Rule: Rule 044-45-01-.41

Operator certification: Rule 1200-05-03-.04

Drinking Water Revolving Loan Fund (DWRLF): TCA 68-221-1201 to 68-221-1206

Regulatory Agencies

Tennessee Department of Environment and Conservation (TDEC) Division of Water Resources

Tennessee Board of Certification (Board)

U.S. Army Corps of Engineers (Corps) Memphis and Nashville District Offices

U.S. Environmental Protection Agency (EPA) Region 4

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

• Rules. Tennessee has been granted primacy by the U.S. Environmental Protection Agency (EPA) to administer the drinking water protection requirements under the federal Safe Drinking Water Act (SDWA). The state generally follows the federal rules under the SDWA but has some stricter requirements. For example, the state's maximum contaminant level (MCL) for arsenic (0.01 milligrams per liter (mg/L)) is more stringent than the federal standard of 0.05 mg/L. In addition, the state has an MCL of 0.1 mg/L for nickel, and requires compliance with secondary MCLs. See the national section DRINKING WATER for more information on the federal requirements.

• Administration and enforcement. TDEC's Division ...

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More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements
Guidance Document