020-21 Wyo. Code R. § 21-13

Current through April 27, 2019

Section 21-13 - Monitoring

(a) Sampling. Representative samples of the treated wastewater that is to be reused shall be collected and analyzed by the person who prepares the wastewater.

(b) Methods. Waste constituents shall be analyzed in accordance with 40 CFR Part 136, Guidelines Establishing Test Procedures for the Analysis of Pollutants.

(c) Parameters. The treated wastewater shall be analyzed for the following:

(i) Fecal coliform;

(ii) Nitrate as N;

(iii) Ammonia as N;

(iv) pH;

(v) Parameters identified in 40 CFR Part 122, Appendix D, Table III, when required by the NPDES permit; and

(vi) Other parameters identified in the permit.

(d) Frequency for monitoring for these pollutants shall be:

(i) For lagoon systems, once per month or the frequency specified in the NPDES discharge permit whichever is more frequent;

(ii) For mechanical plants, once per week or the monitoring frequency specified in the NPDES discharge permit whichever is more frequent; and

(iii) For monitoring of parameters identified in Section 13(c) (v), shall be conducted at the frequency specified in the NPDES discharge permit.

020-21 Wyo. Code R. § 21-13