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<br />.. <br /> <br />Page 2 - Mr. Fridgen <br /> <br />November 7, 1978 <br /> <br />A chlorine concentration of 200 ppm with air pressure <br />of 60-70 psig and hypochlorite pump setting at 1.5 to <br />be maintained. <br /> <br />If you have any questions or need any additional <br />information, please contact me. <br /> <br />Yours Sincerely, <br /> <br />DARLING & COMPANY <br /> <br />~~- <br /> <br />M. A. Roshanravan <br />Environmental Engineer <br /> <br />MAR/cl <br />cc: Mr. M. Wojcik <br />