Okla. Admin. Code tit. 252, ch. 740, app. C – Index of Biological Integrity | Midpage
Appendix C
Okla. Admin. Code tit. 252, ch. 740, app. C
Index of Biological Integrity
Effective Sep 15, 202340 Ok Reg 2062Added at 40 Ok Reg 329, eff 10-25-22 (emergency); Added at 40 Ok Reg 2062, eff 9-15-23Department of Environmental Quality