Manure and excess feed usually removed before washdown. Waste milk frequently poured down drain. Manure and excess feed often washed down drain. All waste milk poured down drain. Manure and excess feed frequently washed down drain.
Pretreatment method Includes solids separator and lagoon storage.
Some solids separated by storage and settling. No storage or settling. Untreated wastewater discharged to soil. More than 250 feet downslope from well. More than 250 feet upslope from well.