404 14TH ST BASE FILE 2024-12-09

(2) Non-Categorical User The user shall submit information showing the measured average daily and maximum daily flow, in gallons per day, to the POTW from each of the following: (i) Total process flow, wastewater treatment plant flow, total plant flow or individual manufacturing process flow as required by the Director. The City may allow for verifiable estimates of these flows where justified by cost or feasibility considerations. E. Measurements of pollutants. (1) Categorical User: (i) The user shall identify the applicable pretreatment standards for each regulated or manufacturing process. (ii) In addition, the user shall submit the results of sampling and analysis identifying the nature and concentration (or mass) where required by the Categorical Pretreatment Standard or as required by the City of regulated pollutants (including standards contained in Sections 2.1 through 2.4 of this ordinance, as appropriate) in the discharge from each regulated or manufacturing process. Both daily maximum and average concentration (or mass, where required) shall be reported. The sample shall be representative of daily operations and shall conform to sampling and analytical procedures outlined in Section 5. (iii) The user shall take a minimum of one representative sample to compile that data necessary to comply with the requirements of this paragraph. (iv) Where an alternate concentration or mass limit has been calculated in accordance with 40 CFR 403.6(e) for a categorical user covered by a categorical pretreatment standard this adjusted limit along with supporting data shall be submitted as part of the application. (2)Non-Categorical User (i) The user shall identify the applicable pretreatment standards for its wastewater discharge. 28