1. Thorp Mill Ditch Assessment (17-1175)
Kittitas County Conservation District
June 13, 2017

2. Project Description Steelhead Recovery Plan
Inventory and assess opportunities to enhance habitat for fish while maintaining the diversion of irrigation water in this historic side channel of the Yakima River. Identify options for improved control of water diverted from the Yakima River, management of sediment, flooding issues, and protection and enhancement of existing and potential fish habitat.
Steelhead Recovery Plan
Upper Yakima Action #13 Protect & restore floodplain, riparian and in-channel habitats in Upper Yakima, Kittitas and Easton/Cle Elum Reaches (Page 197)

3. Project Location

5. Headworks
Return to Yakima River

6. Headworks at the Yakima River

7. Thorp Mill Ditch

8. Thorp Mill Ditch

9. Background Water Users Fire Protection for Town of Thorp
Thorp Mill Ditch
Individual Users. Diversions screened and metered
Thorp Town Ditch
Screened and metered
Fire Protection for Town of Thorp

10. Goals & Objectives
Increase the quantity and quality of accessible off-channel rearing habitat for juvenile steelhead, spring Chinook and Coho salmon in the Thorp Mill Ditch side channel of the Yakima River
Identify opportunities to improve instream and riparian habitat conditions
Determine landowner willingness to participate in restoration and/or easement projects
Produce preliminary designs for high priority actions
Identify potential programs and funding sources

11. Relationship to Other Projects/Programs
Voluntary Stewardship Program
Demonstrate protection/enhancement of critical areas while maintaining viability of agriculture

12. Relationship to Other Projects/Programs
Regional Conservation Partnership Program
Potential Available matching funds

13. Project Funding Funding Request: $64,640 Project management - $490
Survey, Assessments, Preliminary design phases - $54,100
Cultural Resources $3,800
Technical Work Group Meetings $6,250
Sponsor Match: $11,450
Yakima Tributary Access & Habitat Program - $11,450
Total Project Cost: $76,090

14. Questions