2026 Water Supply
The Roza Irrigation District is actively planning for the 2025 irrigation season water supply.
Our team is currently working with the Roza Board of Directors on how best to manage the irrigation season.
The plan can change as conditions change. Please continue to visit our 2025 Drought Website for the most up to date information.
2026 reservoir refill info
Outflows at Rimrock are in the process of being reduced to minimum target flows for fish because the atmospheric river…
Read More2026 Roza drought planning for 35% and 45% water supply & historical comparison
The attached information was reviewed with the Roza Board this week. It includes 35% and 45% water supply scenarios in…
Read MoreFeb 2026 water update…it’s not looking good
Roza Water Users: The current snowpack and reservoir status does not bode well for water supply the 2026 irrigation season. …
Read MoreRoza drought year water supply facts & FAQ
Roza-Drought-Year-Water-Supply-Facts-FAQDownload
Read More2015 Drought and Agriculture – A Study by the Washington State Department of Agriculture
2015-WSDAg-Drought-Economic-Impact-ReportDownload
Read MoreProration schedule
Proration Schedule
Read MoreCalculating Days to run at Current Flow Rate
Calculating-Days-to-run-at-Current-Flow-RateDownload
Read More