1. A confinement feeding operation shall retain all manure produced by the operation between periods of manure disposal. For purposes of this section, dry manure may be retained by stockpiling as provided in this subchapter. A confinement feeding operation shall not discharge manure directly into water of the state or into a tile line that discharges directly into water of the state.

Terms Used In Iowa Code 459.311

  • Animal: means cattle, swine, horses, sheep, chickens, turkeys, or fish. See Iowa Code 459.102
  • Animal feeding operation: means a lot, yard, corral, building, or other area in which animals are confined and fed and maintained for forty-five days or more in any twelve-month period, and all structures used for the storage of manure from animals in the operation. See Iowa Code 459.102
  • Commission: means the environmental protection commission created pursuant to section 455A. See Iowa Code 459.102
  • Confinement feeding operation: means an animal feeding operation in which animals are confined to areas which are totally roofed. See Iowa Code 459.102
  • Department: means the department of natural resources created pursuant to section 455A. See Iowa Code 459.102
  • Dry manure: means manure which meets all of the following conditions:
     a. See Iowa Code 459.102
  • following: when used by way of reference to a chapter or other part of a statute mean the next preceding or next following chapter or other part. See Iowa Code 4.1
  • Manure: means animal excreta or other commonly associated wastes of animals, including but not limited to bedding, litter, or feed losses. See Iowa Code 459.102
  • Manure storage structure: means a formed manure storage structure or an unformed manure storage structure. See Iowa Code 459.102
  • Operate: means to navigate or otherwise use a vessel or motorboat. See Iowa Code 462A.2
  • Owner: means a person, other than a lienholder, having the property right in or title to a motorboat or vessel. See Iowa Code 462A.2
  • state: when applied to the different parts of the United States, includes the District of Columbia and the territories, and the words "United States" may include the said district and territories. See Iowa Code 4.1
  • Use: means to operate, navigate, or employ a vessel. See Iowa Code 462A.2
  • Water of the state: means the same as defined in section 455B. See Iowa Code 459.102
 2. Notwithstanding subsection 1, a confinement feeding operation that is a concentrated animal feeding operation as defined in 40 C.F.R. §122.23(b) shall comply with applicable national pollutant discharge elimination system permit requirements as provided in the federal Water Pollution Control Act, 33 U.S.C. ch. 26, as amended, and 40 C.F.R. pts. 122 and 412, pursuant to rules that shall be adopted by the commission. Any rules adopted pursuant to this subsection shall be no more stringent than requirements under the federal Water Pollution Control Act, 33 U.S.C. ch. 26, as amended, and 40 C.F.R. pts. 122 and 412.
 3. Manure from an animal feeding operation shall be disposed of in a manner which will not cause surface water or groundwater pollution. Disposal in accordance with the provisions of state law, including this chapter, rules adopted pursuant to the provisions of state law, including this chapter, guidelines adopted pursuant to this chapter, and section 459.314, shall be deemed as compliance with this requirement.
 4. The department may require that the owner of a confinement feeding operation install and operate a water pollution monitoring system as part of an unformed manure storage structure.
 5. The owner of the confinement feeding operation which discontinues the use of the operation shall remove all manure from related confinement feeding operation structures used to store manure, by a date specified in an order issued to the operation by the department, or six months following the date that the confinement feeding operation is discontinued, whichever is earlier.
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