Setbacks Requirements for Large Swine Facilities with 1,000,000 Pounds or More

Barns, Stables, Pens or Growing Houses (not including lagoon, storage pond, or waste utilization areas)

Wells

Human Drinking Water Wells - 1,750 feet (excluding the applicants which must be 100 feet)
Irrigation wells (including animal drinking water wells - 100 feet

Ditches except site drainage:

which drain to waters of the state including ephemeral and intermittent streams - 100 feet

Residence/ Property Line (excluding the applicants residence) - 1,750 feet

Separation from another large swine facility with 1,000,000 pounds or more - 25 miles

Waters of the State including ephemeral and intermittent streams - 2,640 feet

Wells

Human Drinking Water Wells - 1,750 feet (excluding the applicants which must be 100 feet)
Irrigation Wells (including animal drinking water wells) - 100 feet

Ditches except site drainage

which drain to waters of state including ephemeral and intermittent streams - 100 feet

Residences or Property lines - 1,750 feet

Waters of the State

Waters of the State including ephemeral and intermittent streams - 2,640 feet. However, if waters are classified as ORW (Outstanding Resource Waters), Shellfish Harvesting Waters or Critical Habitat Waters of endangered species - 3,960 feet. In both cases, a minimum 100 foot wide vegetative water quality buffer must be provided.
ephemeral and intermittent streams - 100 feet

Wells

Ditches

Which drain to waters of state excluding ephemeral and intermittent streams - 100 feet
Which drain to ephemeral or intermittent streams - 50 feet

Residences/Property lines

If injection or immediate incorporation is the method of application manure may be applied up to the property line.
If injection or immediate incorporation is not used - 300 feet from the nearest residence. If there are no residences within 300 feet, manure may be applied up to the property line.
Distances may be reduced with the consent of adjoining property owners.

Waters of the State

Waters of the State excluding ephemeral and intermittent streams – 100 feet (regardless of method of application)
Ephemeral and intermittent streams and the method application is:
- spray irrigation -100 feet
- incorporation - 75 feet (can be reduced to 50 feet if incorporated within 24 hours)
- injection - 50 feet