2017 Oklahoma Statutes
Title 27A. Environment and Natural Resources
§27A-2-6-501.5. Agricultural use of sludge.
Sludge shall only be used on agricultural land at agronomic rates, as determined by the Department, provided the application is performed in accordance with an approved sludge management plan or permit and the rules promulgated by the Board which shall include, but shall not be limited to, the following:
1. Annual land application of sludge shall not exceed nitrogen and phosphorous fertilization rates for the crop grown and shall not be applied at rates that result in phytotoxicity;
2. Sludge applied to land shall be incorporated into the soil before the end of each working day;
3. Sludge shall not be applied within two (2) feet of the highest seasonal water table nor applied to the land within one hundred (100) feet of a stream or body of water; and
4. Sludge shall not be applied within two hundred fifty (250) feet of a public or private water supply.
Added by Laws 1992, c. 361, § 4, emerg. eff. June 4, 1992. Amended by Laws 1993, c. 145, § 156, eff. July 1, 1993. Renumbered from Title 63, § 1-2309 by Laws 1993, c. 145, § 359, eff. July 1, 1993. Renumbered from § 2-10-405 of this title by Laws 1994, c. 353, § 44, eff. July 1, 1994.
