TWTDS definition
Examples of TWTDS in a sentence
ACTION: Pursuant to section 405(f)(1) of the Clean Water Act (CWA) EPA is proposing a General Permit to treatment works treating domestic sewage (TWTDS), including publicly owned treatment works (POTWs), in the State of Arkansas.
Environmental Response, Compensation, and SUMMARY: Section 305(f)(1) of the CWA provides all permits issued under section 402 to a POTW or any other TWTDS must include requirements for the use and disposal of sludge that implement the regulations established pursuant to section 405(d) of the CWA (see 40 CFR Part 503 and Part 258).
It significantly reduces the number of TWTDS that must be considered individually and therefore allows the Agency and the Services to focus their resources on those discharges that are indeed likely to adversely affect water-dependent listed species.
Some existing TWTDS have submitted applications in accordance with NPDES requirements and have remained unpermitted due to the administrative work load and priorities.
Also Region 6 believes that this general permit is the most economical permitting option available to all TWTDS with NPDES application requirements.
Specific numerical permit conditions for metals are dependent upon the quality of the sludge as well as the method used by the TWTDS for the final reuse or disposal of municipal sewage sludge.
TWTDS who are not able to determine that there will be no likely adverse affect to species or habitats and cannot sign the certification to gain coverage under this sewage sludge general permit, must apply to EPA for an individual sludge only permit.
If species are found to be located in the same parish as the TWTDS, surface disposal site, land application site, or MSWLF then the applicant next must determine whether the species are in proximity to the sites.
In addition, all TWTDS disposing of sewage sludge in a State-permitted Municipal Solid Waste Landfill (MSWLF) must also apply for a permit.
The Regional Administrator may designate any facility a TWTDS if he or she becomes aware of facilities which do not automatically fit the definition of TWTDS, but finds that the facility poses a potential for adverse effects on the public health and the environment from poor sludge quality or poor sludge handling, use or disposal practices, or where he or she finds that such designation is necessary to ensure that such person is in compliance with 40 CFR Part 503.