HB 410 Water Leasing Amendments

Short Description: Updates Utah's water leasing amendments to make it easier for water rights holders to lease water to the GSL, helping direct more water back into the lake's system to support lake levels and ecology.
Sponsor(s): Rep. Koford
Impact: Positive
Bill Number: HB 410
Position: Support
Status: Passed
Past Hearings:
2/5 House Natural Resources

2/24 Senate Natural Resources

HB 410 Water Leasing Amendments

The substitute version of HB 410 substantially restructures the original bill by creating a formal Great Salt Lake Preservation Program governed by a new board and embedding a more comprehensive framework for leasing agricultural water to benefit the lake. Compared to the original bill, the substitute expands administrative oversight, establishes clearer rulemaking authority, and creates standardized processes for prioritizing and approving leases, including enforcement and reporting requirements. It also makes program appropriations nonlapsing and formalizes the role of the Great Salt Lake commissioner in facilitating leases. Overall, the substitute shifts the bill from a narrower water leasing adjustment into a more institutionalized, long-term program with defined governance, funding stability, and accountability mechanisms focused on preserving water flows to the Great Salt Lake.

HB 410 is a strong positive step for air quality in Utah because it directly strengthens the state’s ability to keep water flowing to the Great Salt Lake through a structured, enforceable water-leasing program. By creating the Great Salt Lake Preservation Program, establishing a governing board, and providing dedicated, non-lapsing funding, the bill removes many of the administrative and legal barriers that have historically made it difficult to temporarily lease agricultural water for the lake’s benefit.

Keeping water in the lake is one of the most effective long-term strategies Utah has to prevent further exposure of lakebed sediments that can become wind-blown dust. From an air quality perspective, the connection is critical. As lake levels decline, exposed lakebed becomes a growing source of fine particulate matter (PM₂.₅), which can be transported along the Wasatch Front and contribute to winter inversions and chronic air pollution. By facilitating reliable, repeatable leasing of water that reaches the lake, and by ensuring that leased water cannot be intercepted or diverted by intervening users, HB 410 increases confidence that leased water will actually translate into higher lake levels and reduced dust emissions. This moves Utah’s air quality strategy upstream, addressing a root cause of future particulate pollution rather than relying solely on downstream controls.

The bill also improves accountability and durability, which are essential for air quality planning. HB 410 requires measurement, monitoring, and public reporting of how much water is delivered to the lake, establishes enforcement authority for lease violations, and directs ongoing coordination between the Great Salt Lake commissioner, the Department of Environmental Quality, and the state engineer. These provisions ensure that water leased for lake preservation produces real, verifiable benefits and supports Utah’s ability to maintain PM₂.₅ attainment over time. Overall, HB 410 represents a proactive air quality investment: it reduces future particulate pollution risk by protecting the Great Salt Lake now, when prevention is far less costly, and far more effective, than mitigation later.