5 Colo. Code Regs. § 1002-71.7
Current through Register Vol. 47, No. 20, October 25, 2024
Section 5 CCR 1002-71.7 - MONITORING OF PHOSPHORUS IN DISCHARGES(1) Point Sources. All permits for point source discharges shall contain monitoring requirements for total phosphorus. The frequency of monitoring shall be at least once per month. The requirements shall provide for a 30-day average 7-day average, daily maximum, or other measurement of phosphorus concentrations and loadings, as determined by the Division.(2) Nonpoint source controls. All permits granting credit for nonpoint source controls shall contain monitoring requirements in accordance with guidelines and regulations for such controls adopted by the Commission.