New Waste Treatment Plant In Operation At N. C. Finishing
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Lars:e aerating basin has 12 50-hp aerators which discharge water as spray, allowing it to pick up oxygen from air.
new waste treatment plant re-
,'Wly put iutu operation at the North
r^folina Finishing Co. division at Salis-
’**'5' is shown in the accompanying pic-
J'®s. Xhe system is designed to remove
•ids and restore oxygen to the millions
I
,
j Sallons of water used by the plant
®f®re it goes hack to the Yadkin River.
I ^'^aste is first pumped into a large
fating basin which holds 10 million
!'Ions of water, enough to allow three
»ll
days of aerating. In the aerating
"oess, fast-driven propellers spray the
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or as shown in the pictures, bring-
•t into contact with air from which
Ificks up oxygen.
I^from the aerating basin, the water
“'Vs to a chlorine contact basin where
'orine is added, further purifying the
^^Or before it is returned to the river.
This IS close-up showing spraying action of aerators at waste treatment plant.
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After being aerated, water flows to chlorine contact basin where it is further purified before being returned to river.
'^NDAY, JUNE 2 2, 1 9 7 0
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