What is the ELG rule?

The 2020 ELG determines that the Best Available Technology Economically Achievable (BAT) for BA transport water is a high recycle rate system rather than dry or closed-loop systems as found by the 2015 rule. Based on the 2020 BAT determination, the ELG no longer requires zero discharge.

What is ELG compliance?

The ELGs are technology-based regulations, which means the limitations set by the EPA under this rule are established based on what is achievable given the implementation of a certain treatment technology the agency selects as a basis.

Which code of federal regulation prescribes effluent limitation guidelines?

CWA section 304(e) authorizes EPA to include BMPs in Effluent Guidelines for certain toxic or hazardous pollutants for the purpose of controlling “plant site runoff, spillage or leaks, sludge or waste disposal, and drainage from raw material storage.” CWA section 402(a)(1) and 40 CFR 122.44(k) also provide for BMPs to …

How many ELGs have been issued under the Clean Water Act?

(Impacts on specific receiving waters are addressed through other Clean Water Act mechanisms: Water Quality Standards and water quality-based effluent limitations in individual permits). based on the performance and costs of demonstrated wastewater control and treatment technologies. To date, EPA has issued ELGs for 59 industrial categories.

What does Elg stand for in water treatment?

ELGs are technology-based regulationsTechnology-based regulationA regulation based on the performance of wastewater treatment and control technologies. The discharge standards are developed independently of the potential impact of a discharge on the receiving water body.

What does the EPA mean by effluent guidelines?

EPA publishes Effluent Guidelines, nationally-applicable water pollution regulations for industrial and commercial facilities. ELGs are technology-based regulations Technology-based regulation A regulation based on the performance of wastewater treatment and control technologies.

Where can I find the EPA FGD rule?

Documents related to the rulemaking can be found on EPA’s docket at regulations.gov. The Docket Number is EPA-HQ-OW-2009-0819. On August 31, 2020, EPA issued a final rule which updated the requirements for flue gas desulfurization (FGD) wastewater and bottom ash (BA) transport water.