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Wyoming2020Enacted

SF0022

Surface Water Diversion Act

Last scannedAug 25, 2026, 2:25 AM

In one sentence

The Surface Water Diversion Act expands the authority of cities and towns in Wyoming to manage surface water runoff from private property.

What it does

  • Expands the authority of cities and towns to include diverting surface water runoff from the property of their inhabitants.
  • Allows cities and towns to set rates for managing or diverting surface water runoff.

Who it affects

  • Cities and towns across Wyoming
  • Residents whose properties may have surface water runoff that can be managed by their city or town

Limits and unknowns

  • The bill does not specify how much surface water can be diverted or managed.
  • It is unclear what specific rates cities and towns will set for managing surface water runoff.

Plain language

Terms to know

Surface Water Runoff
Water from rain, snowmelt, or other sources that flows over land and into rivers, lakes, or oceans.

Official record

Sources

Validated

Official summary

Bill Summary - 20LSO-0028 Bill No.: SF0022 Effective: 7/1/2020 12:00:00 AM LSO No.: 20LSO-0028 Enrolled Act No.: SEA No. 0031 Chapter No.: 58 Prime Sponsor: Joint Corporations, Elections & Political Subdivisions Interim Committee Catch Title: Surface water diversion. Subject: Diversion of surface water runoff. Summary/Major Elements: Existing law authorizes cities and towns to take any action necessary to establish, purchase, extend, maintain and regulate a water system for supplying water to its inhabitants. The bill expands that authority to include diverting surface water runoff from the property of its inhabitants and to prescribe and regulate rates for the diversion or management of surface water runoff. The above summary is not an official publication of the Wyoming Legislature and is not an official statement of legislative intent. While the Legislative Service Office endeavored to provide accurate information in this summary, it should not be relied upon as a comprehensive abstract of the bill.

Public statements

Why lawmakers voted

Last checked Aug 5, 9:58 PM

Couldn't find a published reason.

Wyoming roll calls

Recorded votes

5 roll calls

H 3rd Reading:Passed 38-20-2-0-02020-03-06 · House38 yes 20 no
H03 - Revenue:Recommend Do Pass 8-0-1-0-02020-03-02 · House8 yes 0 no
S 3rd Reading:Passed 28-2-0-0-02020-02-19 · Senate28 yes 2 no
S07 - Corporations:Recommend Do Pass 4-1-0-0-02020-02-13 · Senate4 yes 1 no
S Introduced and Referred to S07 - Corporations 29-0-1-0-02020-02-10 · Senate29 yes 0 no

Official activity

Bill history

  1. Assigned Chapter Number 58LSO
  2. Governor Signed SEA No. 0031 Governor
  3. H Speaker Signed SEA No. 0031House
  4. S President Signed SEA No. 0031Senate
  5. Assigned Number SEA No. 0031LSO
  6. H 3rd Reading:Passed 38-20-2-0-0House
  7. H 2nd Reading:PassedHouse
  8. H COW:PassedHouse
  9. H Placed on General FileHouse
  10. H03 - Revenue:Recommend Do Pass 8-0-1-0-0House
  11. H Introduced and Referred to H03 - RevenueHouse
  12. H Received for IntroductionHouse
  13. S 3rd Reading:Passed 28-2-0-0-0Senate
  14. S 2nd Reading:PassedSenate
  15. S COW:PassedSenate
  16. S Placed on General FileSenate
  17. S07 - Corporations:Recommend Do Pass 4-1-0-0-0Senate
  18. S Introduced and Referred to S07 - Corporations 29-0-1-0-0Senate
  19. S Received for IntroductionSenate
  20. Bill Number AssignedLSO

Changes

Amendments

4 stored

SF0022H3001

The amendment removes the first line of text from page 1 of the bill, which likely contained an introductory statement or definition.

SF0022S2001

The amendment adds new powers to cities and towns, allowing them to set rules and charges for using water and diverting surface water runoff.

SF0022S3001

The amendment adds 'management' as a new authority for cities and towns alongside their existing authority over surface water diversion.

SF0022SW001

The amendment changes a part of the bill to give cities and towns more power to redirect surface water runoff within their areas, but only if the landowner agrees.