Minn. R. 4720.3930 - WATER CLARIFICATION PROCEDURES
Facilities designed to process surface water must provide duplicate systems for flocculation and sedimentation and be constructed to permit a system to be taken out of service without disrupting operation.
Water containing high turbidity or having unusual treatment requirements shall be pretreated, usually by sedimentation or detention either with or without the addition of chemicals.
Mixing means the rapid dispersion of chemicals throughout the water to be treated, usually by vigorous agitation.
Notes
Statutory Authority: MS s 144.383
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