QC sludge that is not class A biosolids shall be subject to the following restrictions:
- (a) Subject to (b), below, water treatment sludge shall be land applied only as a mineral component in a mixture of sludge or other organic residuals;
- (b) Unmixed water treatment residuals shall not be applied to agricultural land unless allowed by a permit obtained pursuant to this chapter;
(c) The following QC sludge shall be land applied only at a site permitted pursuant to Env-Wq 806:
- (1) Any QC sludge that contains class B biosolids;
- (2) Any QC sludge used for reclamation that is applied at rates exceeding 1,500 pounds of nitrogen per acre or that does not have a carbon-to-nitrogen ratio between 30:1 and 40:1; and
- (3) Short paper fiber; and
- (d) For short paper fiber not used for reclamation, land application rates shall not increase soil organic matter by more than 2% in any year. An annual application rate of 35 dry tons of short paper fiber per acre or less shall be presumed to meet this requirement.
Source. (See Revision Note #1 and Revision Note #2 at chapter heading for Env-Wq 800) #10998, eff 1-1-16