Statutes, codes, and regulations
Oklahoma Administrative Code
Title 252 - DEPARTMENT OF ENVIRONMENTAL QUALITYChapter 606 - OKLAHOMA POLLUTANT DISCHARGE ELIMINATION SYSTEM (OPDES) STANDARDS
Subchapter 6 - Point Source Discharges
Section 252:606-6-85 - Development of permit limitations for the implementation of mineral constituent criteria to protect the Agriculture beneficial use

Okla. Admin. Code § 252:606-6-85

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Current through Vol. 42, No. 8, January 2, 2025
Section 252:606-6-85 - Development of permit limitations for the implementation of mineral constituent criteria to protect the Agriculture beneficial use

The higher of 250 mg/L or the limiting LTA is used to develop chloride and sulfate permit limitations. The higher of 700 mg/L or the limiting LTA is used to develop TDS permit limitations.

(1)MAL. MALCL, MALSO4 and MALTDS are each determined on a 95% probability basis according to Equations N-8, N-9, and N-10, respectively.
(2)DMLs. DMLCL, DMLSO4 and DMLTDS are also determined on a 95% probability basis according to Equations N-11, N-12, and N-13, respectively.

Okla. Admin. Code § 252:606-6-85

Adopted by Oklahoma Register, Volume 41, Issue 23, August 15, 2024, eff. 9/15/2024