Arizona 2025 Regular Session

Arizona Senate Bill SB1116

Introduced
1/16/25  
Report Pass
1/28/25  
Report Pass
2/3/25  
Engrossed
2/26/25  
Report Pass
3/18/25  
Report Pass
3/24/25  
Enrolled
5/6/25  

Caption

Groundwater model; receipt; written findings

Summary

SB1116 requires the Arizona Department of Water Resources director to provide prompt written acknowledgment and a substantive written response when an alternative groundwater model is submitted. Within five days of receiving the model, the director must notify the submitter in writing that it was received. Within 60 days, the director must issue a written response stating whether the department accepts the model’s overall findings, whether each specific finding is accepted or denied, and the rationale for any rejection. The bill is narrowly focused on the administrative handling of alternative groundwater models, which are used in groundwater management and planning. It does not change the underlying standards for groundwater regulation or model approval, but it does create a mandatory timeline and explanation requirement for the agency’s review process. The bill also includes an emergency clause, indicating an intent for immediate operation upon enactment.

Impact

SB1116 would amend Arizona groundwater management law by adding a new procedural requirement in Title 45 for the Department of Water Resources. It affects the director’s duties when reviewing alternative groundwater models by imposing a five-day receipt notice and a 60-day written response deadline with itemized findings and reasons for any rejection. The bill primarily impacts the Arizona Department of Water Resources and parties submitting alternative groundwater models, such as water users, developers, local governments, and other stakeholders involved in groundwater planning and adjudication.

Sentiment

The bill appears to have generally favorable support, as it advanced through both chambers and received majority approval in committee and on third reading in the Senate and House. The votes show some bipartisan backing, but not unanimity, suggesting the measure was supported as a process and transparency bill while still drawing some opposition. The inclusion of an emergency clause suggests proponents viewed the change as time-sensitive and important for immediate implementation.

Contention

The main point of contention appears to be whether the state should impose strict deadlines and detailed written findings on the groundwater director’s review of alternative models. Supporters likely view the bill as improving transparency, predictability, and accountability in water management decisions, while opponents may be concerned that the deadlines could constrain agency discretion or create administrative burdens. The recorded committee and floor votes indicate the bill was not controversial enough to stall, but it did face meaningful opposition in both chambers.

Companion Bills

No companion bills found.

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