MPCA municipal wastewater reuse water quality treatment limits (modified to only include irrigation-related uses) Revision as of 20:03, 3 August 2022 by Mtrojan (talk | contribs)(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff) MPCA municipal wastewater reuse water quality treatment limits (modified to only include irrigation-related uses)

MPCA municipal wastewater reuse water quality treatment limits (modified to only include irrigation-related uses)
Link to this table

Types of Reuse	Reuse permit limits	Minimum Level of Treatment
Food crops where recycled water contacts the edible portion of the crop, including root crops Irrigation of residential landscapes, parks, playgrounds, school yards, golf courses	2.2 total coliform/100mL 2 NTU daily average; 10 NTU daily maximum turbidity	Disinfected Tertiary – secondary, filtration, disinfection
Cemeteries Roadway Landscaping Ornamental Nursery Stock and Sod Farms with Restricted Access Pasture for animals producing milk for human consumption	23 total coliform/100mL	Disinfected Secondary 23 – secondary, disinfection
Fodder, Fiber, and Seed Crops Food Crops not for direct human consumption Orchards and vineyards with no contact between edible portion Non-food bearing trees, nursery stock and sod farms not irrigated less than 14 days before harvest	200 total coliform/100mL	Disinfected Secondary 200 – secondary, disinfection (stabilized pond systems with 210 days of storage do not need a separate disinfection process)