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Greeley's Water Future: Terry Ranch Project

Greeley has a long history of investing in its water future. The foresight and diligence of past city leaders and water pioneers ensured Greeley continuously seeks opportunities to plan for, and secure, Greeley's water needs. Terry Ranch is the next frontier, and enjoys tremendous community support. See community letters of support and testimonials here.

Top Things You Should Know

  1. The Terry Ranch project has added 1.2 million acre-feet of water to the city’s vast, existing water portfolio. Terry Ranch is an aquifer storage and recovery project, in which an underground pocket of water has been isolated in the rock for thousands of years. While new to Greeley, aquifer storage and recovery is common in the West.  Click here to read the facts about Terry Ranch aquifer storage. 
  2. The City has conducted extensive studies on this new water source. View an online story map to see those results. Go to our Test Results and Transparency page to find a list of all downloadable reports. 
  3. The Greeley City Council approved the Terry Ranch project on March 2, 2021, in a unanimous vote. See the Greeley City Council vote here
  4. Greeley will continue to rely upon its robust surface water supplies and recent upgrades to its Bellvue and Boyd water treatment plants. The Terry Ranch project will be developed over time as a backup drought supply and long-term water storage asset in wet years. Click here to read an Overview of Terry Ranch and how it will work.
  5. Terry Ranch water contains uranium – like all of the city’s water sources – and the city already has proven it can clean the water to the high standards citizens have come to expect. Click here to read water quality data and testing results.
  6. The federal government required the city to look for alternatives to enlarging Milton Seaman Reservoir. Terry Ranch emerged as the most environmentally friendly alternative among hundreds of water storage options. Click here to read the history and background. 
  7. Because of its long-term status, Terry Ranch will be developed in stages over long periods of time, helping keep Greeley water rates low. Read about the Terry Ranch finances and purchase agreement here.  

Hear water and sewer director Sean Chambers and water and sewer engineer Adam Prior discuss their support for Terry Ranch:

Terry Ranch Radio Interviews

March 3, 2021  - Greeley Mayor John Gates

Greeley Mayor John Gates discusses the Greeley City Council's unanimous vote on Terry Ranch aquifer project on KFKA.

Click here to listen

March 3, 2021  - Sean Chambers

Director of Greeley Water and Sewer Sean Chambers talks about the next steps in planning the Terry Ranch aquifer project on KFKA

Click here to listen

February 11, 2021 - Adam Jokerst and Sean Chambers

Adam Jokerst, deputy director of Water Resources, and Sean Chambers, director of Greeley Water and Sewer, dive into and lay out the exact plans for the Terry Ranch aquifer, why they’re going through with the plan and how this will benefit Greeley in the near future.

Click here to listen

February 22nd, 2021 - Sean Chambers

Director of Greeley Water and Sewer Sean Chambers talks through the project, addressees concerns from community members and why exactly this project will be good for the future of Greeley residents.

Click here to listen

Contact Us

Terry Ranch Project

1001 11th Avenue, 2nd Floor
Greeley, CO 80631

Monday - Friday 8am - 5pm

Ty Bereskie

Community Questions / Answers

Community Questions / Answers about Terry Ranch

What will the Terry Ranch surface land be used for?
What methods will the plant use to remove uranium?
Are you able to leverage 1,400-foot elevation difference between the site and Greeley to create pressure in the current system and minimize pumping?
How often will water need to be moved through new water lines to ensure safety, and does this impact the current budget?
What “environmental” impact is the project? Aren’t you using what is already there?
Has the city tested Terry Ranch for the synthetic organic chemical glyphosate?
Is there a potential use that might contaminate the land?
What is the risk of contamination if nearby oil and gas wells fail?
What happens if population does not grow as you expect? Do we really need this water?
Why are we just hearing about this now?
What happens if the uranium mine opens up again and starts leach mining? The impenetrable shale will then be penetrated. A conduit will be made.