Idaho Admin. Code r. 02.04.15.003 - DEFINITIONS

The following definitions apply in the interpretation and enforcement of this chapter.

01. Animal. Bovidae, ovidae, suidae, equidae, captive cervidae, captive antilocapridae, camelidae, and ratitidae.

02. Animal Feeding Operation. A lot or facility where slaughter and feeder cattle or dairy heifers are confined and fed for a total of forty-five (45) days or more during any twelve-month (12) period and crops, vegetation forage growth, or post harvest residues are not sustained in the normal growing season over any portion of the lot or facility.

03. Compost. A biologically stable material derived from the biological decomposition of organic matter.

04. Concentrated Animal Feeding Operation. An AFO that is defined as a large CAFO or as a medium CAFO by the terms of this section and designated by the Director. Two (2) or more AFOs under common ownership on contiguous property are considered to be a single AFO for the purposes of determining the number of animals at an operation, if they adjoin each other, or if they use a common area or system for the disposal of wastes.

05. Discharge. Release of process wastewater or manure from a beef cattle animal feeding operation to waters of the state.

06. Idaho Pollutant Discharge Elimination System (IPDES). Idaho's program for issuing, modifying, revoking and reissuing, terminating, monitoring and enforcing permits, and imposing and enforcing pretreatment requirements, under these rules and the Clean Water Act sections 307, 402, 318, and 405.

07. Land Application. The spreading on, or incorporation of manure or process wastewater into the soil.

08. Large Concentrated Animal Feeding Operation. An AFO is defined as a large CAFO if it stables or confines as many as or more than the numbers of cattle specified in any of the following categories:

a. Seven hundred (700) mature dairy cows, whether milked or dry;

b. One thousand (1,000) veal calves;

c. One thousand (1,000) cattle other than mature dairy cows or veal calves. Cattle includes but is not limited to heifers, steers, bulls and cow/calf pairs;

09. Medium Concentrated Animal Feeding Operation. A medium CAFO includes any AFO that has been defined or designated as CAFO and stables or confines the number of cattle that fall within any of the following ranges:

a. Two hundred (200) to six hundred ninety-nine (699) mature dairy cows, whether milked or dry;

b. Three hundred (300) to nine hundred ninety-nine (999) veal calves;

c. Three hundred (300) to nine hundred ninety-nine (999) cattle other than mature dairy cows or veal calves. Cattle includes but is not limited to heifers, steers, bulls and cow/calf pairs;

10. Operate. Confining and feeding slaughter and feeder cattle in the state of Idaho.

11. Operator. The person who has power or authority to manage, or direct, or has financial control of a beef cattle animal feeding operation.

12. Phosphorus Site Index. A method to evaluate the relative potential for off-site movement of phosphorus from a field or pasture based upon risk factors relating to surface transport, phosphorus loss potential and nutrient management practices.

13. Runoff. Any precipitation that comes into contact with manure, compost, bedding, or feed on a beef cattle animal feeding operation.

14. Slaughter and Feeder Cattle. All cattle except those cattle located on a dairy farm permitted by the Idaho State Department of Agriculture pursuant to IDAPA 02.04.14, "Rules Governing Dairy Byproduct."

15. Small Concentrated Animal Feeding Operation. An AFO that is designated as a CAFO and is not a medium or large CAFO.

Notes

Idaho Admin. Code r. 02.04.15.003

Effective April 6, 2023