Iowa § 459.202 - 459.202 Confinement feeding operations structures — separation distances.

§ 459.202. 459.202 Confinement feeding operations structures — separation distances.

The following shall apply to confinement feeding operation structures: 1. a. Except as provided in subsection 3 and sections 459.203, 459.205, and 459.206, this subsection applies to confinement feeding operation structures constructed on or after May 31, 1995, but prior to January 1, 1999; and to the expansion of structures constructed prior to January 1, 1999. b. The following table represents the minimum separation distance in feet required between a confinement feeding operation structure and a residence not owned by the owner of the confinement feeding operation, or a commercial enterprise, a bona fide religious institution, or an educational institution: Type of structure Minimum separation distance in feet for operations having an animal weight capacity of 625,000 or more pounds but less than 1,250,000 pounds for animals other than cattle, or 1,600,000 or more pounds but less than 4,000,000 pounds for cattle Minimum separation distance in feet for operations having an animal weight capacity of 1,250,000 or more pounds for animals other than cattle, or 4,000,000 or more pounds for cattle 1,250 1,875 2,500 1,250 1,875 2,500 1,000 1,500 2,000 750 1,000 1,500 750 750 1,000 1,000 1,500 1,500 750 1,000 1,500 Minimum separation distance in feet for operations having an animal weight capacity of less than 625,000 pounds for animals other than cattle, or less than 1,600,000 pounds for cattle Anaerobic lagoon Uncovered earthen manure storage basin Uncovered formed manure storage structure Covered earthen manure storage basin Covered formed manure storage structure Confinement building Egg washwater storage structure 2. a. Except as provided in subsection 3 and sections 459.203, 459.205, and 459.206, this subsection applies to confinement feeding operation structures constructed on or after January 1, 1999, but prior to March 1, 2003, and to the expansion of structures constructed on or after January 1, 1999, but prior to March 1, 2003. b. The following table represents the minimum separation distance in feet required between a confinement feeding operation structure and a residence not owned by the owner of the confinement feeding operation, or a commercial enterprise, a bona fide religious institution, or an educational institution: Fri Dec 12 20:44:49 2025 Iowa Code 2026, Section 459.202 (32, 0) §459.202, ANIMAL AGRICULTURE COMPLIANCE ACT Type of structure Minimum separation distance in feet for operations having an animal weight capacity of 625,000 or more pounds but less than 1,250,000 pounds for animals other than cattle, or 1,600,000 or more pounds but less than 4,000,000 pounds for cattle Minimum separation distance in feet for operations having an animal weight capacity of 1,250,000 or more pounds for animals other than cattle, or 4,000,000 or more pounds for cattle 1,250 1,875 2,500 1,250 1,875 2,500 1,250 1,500 2,000 1,000 1,250 1,875 1,000 1,000 1,250 1,250 1,875 1,875 750 1,000 1,500 Minimum separation distance in feet for operations having an animal weight capacity of less than 625,000 pounds for animals other than cattle, or less than 1,600,000 pounds for cattle Anaerobic lagoon Uncovered earthen manure storage basin Uncovered formed manure storage structure Covered earthen manure storage basin Covered formed manure storage structure Confinement building Egg washwater storage structure 2 3. a. Except as provided in sections 459.203, 459.205, and 459.206, this subsection applies to confinement feeding operation structures constructed on or after May 31, 1995, but prior to March 1, 2003; to the expansion of structures constructed on or after May 31, 1995, but prior to March 1, 2003; and to the expansion of structures constructed prior to May 31, 1995. b. The following table represents the minimum separation distance in feet required between a confinement feeding operation structure and a public use area; or between a confinement feeding operation structure and a residence not owned by the owner of the confinement feeding operation, a commercial enterprise, a bona fide religious institution, or an educational institution, if the residence, commercial enterprise, religious institution, or educational institution is located within the corporate limits of a city: Type of structure Minimum separation distance in feet for operations having an animal weight capacity of less than 625,000 pounds for animals other than cattle, or less than 1,600,000 pounds for cattle Fri Dec 12 20:44:49 2025 Minimum separation distance in feet for operations having an animal weight capacity of 625,000 or more pounds but less than 1,250,000 pounds for animals other than cattle, or 1,600,000 or more pounds but less than 4,000,000 pounds for cattle Minimum separation distance in feet for operations having an animal weight capacity of 1,250,000 or more pounds for animals other than cattle, or 4,000,000 or more pounds for cattle Iowa Code 2026, Section 459.202 (32, 0) 3 ANIMAL AGRICULTURE COMPLIANCE ACT, §459.202 Confinement feeding operation structure 1,250 1,875 2,500 4. a. Except as provided in subsection 5 and sections 459.203, 459.205, and 459.206, this subsection applies to confinement feeding operation structures constructed on or after March 1, 2003, and to the expansion of confinement feeding operation structures constructed on or after March 1, 2003. b. The following table represents the minimum separation distance in feet required between a confinement feeding operation structure and a residence not owned by the owner of the confinement feeding operation, a commercial enterprise, a bona fide religious institution, or an educational institution: For a confinement feeding operation having an animal unit capacity of less than 1,000 animal units Type of structure Anaerobic lagoon Uncovered earthen manure storage basin Uncovered formed manure storage structure Covered earthen manure storage basin Covered formed manure storage structure Confinement building Egg washwater storage structure For a confinement feeding operation having an animal unit capacity of 1,000 or more but less than 3,000 animal units For a confinement feeding operation having an animal unit capacity of 3,000 or more animal units 1,875 2,500 3,000 1,875 2,500 3,000 1,500 2,000 2,500 1,250 1,875 2,375 1,250 1,250 1,875 1,875 2,375 2,375 1,000 1,500 2,000 5. a. Except as provided in sections 459.203, 459.205, and 459.206, this subsection applies to confinement feeding operation structures constructed on or after March 1, 2003, and to the expansion of confinement feeding operation structures constructed on or after March 1, 2003. b. The following table represents the minimum separation distance in feet required between a confinement feeding operation structure and a public use area; or between a confinement feeding operation structure and a residence not owned by the owner of the confinement feeding operation, a commercial enterprise, a bona fide religious institution, or an educational institution, if the residence, commercial enterprise, religious institution, or educational institution is located within the corporate limits of a city: Type of structure For a confinement feeding operation having an animal unit capacity of less than 1,000 animal units Confinement feeding operation structure Fri Dec 12 20:44:49 2025 1,875 For a confinement feeding operation having an animal unit capacity of 1,000 or more but less than 3,000 animal units 2,500 For a confinement feeding operation having an animal unit capacity of 3,000 or more animal units 3,000 Iowa Code 2026, Section 459.202 (32, 0) §459.202, ANIMAL AGRICULTURE COMPLIANCE ACT 4 6. Except as provided in section 459.205, a confinement feeding operation structure shall not be constructed or expanded within one hundred feet from a public thoroughfare. 95 Acts, ch 195, §16 CS95, §455B.162 98 Acts, ch 1209, §15 – 17, 53; 99 Acts, ch 114, §58, 59; 2002 Acts, ch 1137, §11 – 17, 67, 68, 71; 2002 Acts, 2nd Ex, ch 1003, §260, 262 C2003, §459.202 2013 Acts, ch 30, §104 – 108; 2021 Acts, ch 76, §117, 118 Referred to in §459.203, 459.205, 459.207, 459.303, 459.304, 459.305, 654C.1 For separation distance requirements established between an anaerobic lagoon or earthen waste slurry storage basin constructed or expanded within certain dates prior to May 31, 1995, and a residence not owned by the owner of the feeding operation, see §455B.134 For prohibition against constructing or expanding an earthen storage structure within an agricultural drainage well area, see §460.205 Fri Dec 12 20:44:49 2025 Iowa Code 2026, Section 459.202 (32, 0)