30 Tex. Admin. Code § 217.272 - Capacity and Sizing of Gaseous Chlorine Disinfection and Sulfur Dioxide Dechlorination Systems
(a) The capacity of a chlorine or a sulfur dioxide gas-withdrawal system must be based on the peak flow, in compliance with §
217.32(a)(1) of this title (relating to Organic Loadings and Flows for New Wastewater Treatment Facilities) and Equation K.1. in Figure: 30 TAC §
217.272(a).
(b) Table K.1. in Figure: 30 TAC §
217.272(b) establishes the minimum acceptable design chlorine dosage for disinfection:
(c) At the point of dechlorination, a dechlorination system must provide at least one unit of sulfur dioxide gas for each unit of residual chlorine.
Notes
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