Iowa Code Title XI. Natural Resources [Chs. 455-485] § 460.101. Definitions

1. “Agricultural drainage well” means a vertical opening to an aquifer or permeable substratum which is constructed by any means including but not limited to drilling, driving, digging, boring, augering, jetting, washing, or coring, and which is capable of intercepting or receiving surface or subsurface drainage water from land directly or by a drainage system.

2. “Agricultural drainage well area” means an area of land where surface or subsurface water drains into an agricultural drainage well directly or through a drainage system connecting to the agricultural drainage well.

3. “Alternative drainage system” means a drainage system constructed as part of a drainage district in order to drain surface or subsurface water from land due to the closing of an agricultural drainage well.

4. “Book”, “list”, “record”, or “schedule” kept by a county auditor, assessor, treasurer, recorder, sheriff, or other county officer means the county system as defined in section 445.1.

5. “Designated agricultural drainage well area” means an agricultural drainage well area in which there is located an anaerobic lagoon or earthen manure storage basin required to obtain a construction permit by the department of natural resources.

6. “Division” means the division of soil conservation and water quality created within the department of agriculture and land stewardship pursuant to section 159.5.

7. “Drainage district” means a drainage district established pursuant to chapter 468.

8. “Drainage system” means tile lines, laterals, surface inlets, or other improvements which are constructed to facilitate the drainage of land.

9. “Earthen storage structure” means an earthen cavity, either covered or uncovered, including but not limited to an anaerobic lagoon or earthen manure storage basin which is used to store manure, sewage, wastewater, industrial waste, or other waste as regulated by the department of natural resources, if stored in a liquid or semiliquid state.

10. “Land” means land which is used or which is suitable for use for any purpose, if the land is located within an agricultural drainage well area which includes land used or suitable for use in farming.

11. “Surface water” means water occurring on the surface of the ground.

12. “Surface water intake” means an artificial opening to a drain tile line which drains into an agricultural drainage well, if the artificial opening allows surface water to enter the drain tile line without filtration through the soil profile.