Okla. Admin. Code § 252:628-11-4

Current through Vol. 41, No. 19, June 17, 2024

Section 252:628-11-4 - SWS-R requirements

(a)Assimilative capacity. The permittee shall determine assimilative capacity and propose allowable consumption, if any, as outlined in OAC 252:730-5-25(c)(8)(C) and OAC 252:740-13. Monitoring for assimilative capacity in SWS-R waterbodies shall meet the requirements outlined in OAC 252:740-13. The IPR receiving waterbody monitoring program shall include monitoring the assimilative capacity.

(b)Chlorophyll-a. The long-term average concentration of chlorophyll-a shall not exceed 0.010 milligrams per liter (mg/L), as outlined in OAC 252:730-5-10(7). The IPR receiving waterbody monitoring program shall include monitoring chlorophyll-a levels, with greater frequency during critical periods.

(c)Technical evaluation report. The permittee shall technically evaluate the IPR receiving waterbody at least once every five years to determine the attainment or nonattainment of beneficial uses, as outlined in OAC 252:730-5-25(c)(8)(D). The IPR receiving waterbody monitoring program shall include the collection of data necessary to complete the technical evaluation report.

Okla. Admin. Code § 252:628-11-4

Adopted by Oklahoma Register, Volume 35, Issue 24, September 4, 2018, eff. 9/15/2018

Amended by Oklahoma Register, Volume 40, Issue 6, December 1, 2022, eff. 10/25/2022

Amended by Oklahoma Register, Volume 40, Issue 24, September 1, 2023, eff. 9/15/2023