§ 53.099 SAMPLE COLLECTION.
   (A)   Except as indicated in subsection (B) below, the user must collect wastewater samples using flow proportional composite collection techniques. In the event flow proportional sampling is feasible, the Code Enforcement Officer may authorize the use of time proportional sampling or a minimum of four grab samples where the user demonstrates that this will provide a representative sample of the effluent being discharged. In addition, grab samples may be required to show compliance with instantaneous discharge limits.
   (B)   Samples of oil and grease, temperature, pH, cyanide, phenols, sulfides and volatile organic compound must be obtained using grab collection techniques.
(2000 Code, § 53.089) (Ord. 2365, passed 1-10-1995)