Delaware Effluent Limitations: What you need to know

Governing Law and Regulations

Effluent limitations: 7 Delaware Administrative Code (DE Admin Code) 7201.7 and 7 DE Admin Code 7201.8

For a Limited Time receive a FREE EHS Report "Recordkeeping for EHS Managers." This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA's Hazard Communication Standard. Download Now

Technology-based requirements: 7 DE Admin Code 7201.7

Water quality-based requirements: 7 DE Admin Code 7201.8

Regulatory Agencies

Delaware Department of Natural Resources and Environmental Control (DNREC) Division of Water Resources (DWR)

U.S. Environmental Protection Agency (EPA) Region 3

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Delaware is fully authorized by EPA to administer the National Pollutant Discharge Elimination System (NPDES) permit program, including all applicable discharge limits. See the national section EFFLUENT LIMITATIONS for additional guidance.

Each NPDES permit contains conditions that ensure compliance with federal and state effluent limitations and water quality standards. See the state section NPDES PERMIT for more information.

Administration and enforcement. DNREC's DWR is fully authorized to administer and enforce the state's NPDES permit program in Delaware.

State Requirements


7 DE Admin Code 7201.7 and 7 DE Admin Code 7201.8

Effluent limitations refer to restrictions on quantity, quality, rate, and concentration of chemical, physical, thermal, biological, and other forms of pollutants. Delaware enforces both technology-based effluent limitations and water quality -based requirements.

Technology-Based Requirements

7 DE Admin Code 7201.7

In Delaware, effluent limitations are based on the use of a "practicable level of pollutant removal technology designed to meet applicable water quality standards."

Effluent ...

>> Read more about Effluent Limitations

State Requirements

National | Alabama | Arizona | Arkansas | California | Colorado | Connecticut | Delaware | Florida | Georgia | Illinois | Indiana | Iowa | Kansas | Kentucky | Louisiana | Maryland | Massachusetts | Michigan | Minnesota | Mississippi | Missouri | Montana | New Hampshire | New Jersey | New York | North Carolina | Ohio | Oklahoma | Oregon | Pennsylvania | Rhode Island | South Carolina | Tennessee | Texas | Utah | Virginia | Washington | West Virginia | Wisconsin |

Delaware Effluent Limitations Resources

Effluent Limitations Products

Free Special Reports
Get Your FREE Special Report. Download Any One Of These FREE Special Reports, Instantly!
Featured Special Report
Claim Your Free Copy of Recordkeeping for EHS Managers

One of the most tedious aspects of an EHS manager’s job is to keep track of a host of records. Laws have been passed in every jurisdiction requiring facilities to produce and retain records of various kinds. Don’t get caught without the necessary records in the event of a surprise EPA or OSHA inspection! This special report shows EHS managers at a glance the records they must keep on hand and for how long.

Download Now!

This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA’s Hazard Communication Standard.

Also included are 3 useful tables which provide:
  • A summary listing of federal environmental recordkeeping requirements
  • A list of federal safety recordkeeping requirements.
  • A list of federal recordkeeping requirements for DOT and the Department of Homeland Security as they apply to hazardous material transporters and chemical facilities.
Download Now!