HB2202 amends Arizona’s groundwater statutes to create a new limited exception allowing certain land in a subsequent active management area to be irrigated even if it was not previously irrigated. Under the bill, a person may irrigate previously nonirrigated land if the land is adjacent to a farm unit or parcel that was previously subject to irrigation and if the irrigation will not cause the person to exceed the groundwater volume already awarded under an irrigation grandfathered right. The bill also renumbers and updates several related provisions governing irrigation grandfathered rights, type 1 non-irrigation grandfathered rights, and the use of effluent on retired irrigated land.
Impact
The bill primarily affects Title 45 groundwater law by amending sections 45-452, 45-470, 45-472, 45-473, and 45-512. Its main legal change is to add a new subsection in the subsequent active management area rules allowing irrigation of previously nonirrigated adjacent land, subject to director determination and groundwater-volume limits tied to existing grandfathered rights. It also makes conforming changes to cross-references and terminology in the statutes governing conveyance and use of irrigation grandfathered rights, non-irrigation grandfathered rights, and groundwater withdrawal permits, and it applies retroactively to August 29, 2022.
Sentiment
The bill appears to have drawn mixed but generally favorable support among legislators, with narrow committee and floor margins indicating significant interest but not broad consensus. It passed the House Natural Resources, Energy & Water Committee 5-4, the House by 32-27, the Senate Natural Resources Committee 4-3, and the Senate by 16-14, suggesting a closely divided view of the measure. The available vote pattern indicates support from members willing to expand flexibility for groundwater use, alongside substantial opposition from those concerned about groundwater management and precedent.
Contention
The main point of contention is the bill’s expansion of irrigable acreage in subsequent active management areas, which opponents may view as a loosening of Arizona’s groundwater conservation framework. Supporters likely see the change as a narrow, practical adjustment for farm operations that already hold irrigation grandfathered rights, especially for adjacent parcels that can be irrigated without increasing total groundwater use. Additional tension may arise from the retroactive effective date and from the bill’s interaction with existing rules limiting new irrigation, conveyance of grandfathered rights, and the use of effluent on retired land.