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~1 ~ <br />COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division <br />Summary of Rationale - Page 16. Permit No. CO-0042439 <br />VIII. REFERENCES: <br />R. Ammonia Toxicity, EPA, Region VIII, William T. Willingham, February, <br />1976. <br />L. "Domestic Sewage Sludge Regulations", Colorado Department of Health, <br />effective March 2, 1990. <br />John R. Blair, P.E. <br />October 30, 1990 <br />IX. COMMENTS MADE AFTER PUBLIC NOTICE <br />The permittee requested that the monitoring for ammonia be deleted and <br />that the monitoring frequency for flow'be reduced. The ammonia <br />monitoring will bce deleted since the lowest expected limitation would be <br />45 mg/1 and the effluent concentrations should be much less than this <br />level. The flow o~onitoring frequency will remain at 3 times per week. <br />David Akers <br />August 8, 1991 <br />