Monitoring Requirements for Treatment Processes

To comply with Parameters to be monitored Frequency Methods 1. Required mass removal of Table 8 and/or Table 9 compound(s) from wastewater treated in a properly operated biological treatment unit, § 63.138(f), and § 63.138(g) Appropriate parameters as specified in § 63.143(c) and approved by permitting authority Appropriate frequency as specified in § 63.143 and approved by permitting authority Appropriate methods as specified in § 63.143 and as approved by permitting authority. 2. Steam stripper (i) Steam flow rate; and Continuously Integrating steam flow monitoring device equipped with a continuous recorder. (ii) Wastewater feed mass flow rate; and Continuously Liquid flow meter installed at stripper influent and equipped with a continuous recorder. (iii) Wastewater feed temperature; or (iv) Column operating temperature Continuously (A) Liquid temperature monitoring device installed at stripper influent and equipped with a continuous or recorder; or (B) Liquid temperature monitoring device installed in the column top tray liquid phase (i.e., at the downcomer) and equipped with a continuous recorder. 3. Other treatment processes or alternative monitoring parameters to those listed in item 2 of this table Other parameters may be monitored upon approval from the Administrator with the requirements specified in § 63.151(f)