Rebate Programs

Water Conservation Measure Rebate Amount Potential Water Savings
Replace 5 gallon/flush (gpf) toilet (pre-1980) with 1.28 gpf toilet $100 19 gallons/day
Replace 3.5 gpf toilet (1981-1994) with 1.28 gpf $75 11 gallons/day
Replace 1.6 gpf toilet (1995-2008) with 1.28 gpf $25 2 gallons/day
Install 1,000 gallon-capacity rainwater harvesting tank $100 depends on landscape design
Low Water Landscape Design & Grass Lawn Removal $0.25/sqft depends on landscape design

Submit your rebate application and supporting materials online at

All rebates are first-come, first-served, and we currently still have funding available. Contact the Water Conservation office at (928) 213-2116 if you have questions. 

High-Efficiency Toilet (HET) Rebate

  • Single-flush toilets must use 1.28 gallons or less per flush; dual-flush toilets can use 1.0/1.1 to 1.6 gallons per flush.
  • All devices must be EPA WaterSense® labeled.
  • New toilets must replace an existing toilet that has a higher flush volume than the new toilet.
  • You must be a current City of Flagstaff water meter customer.
  • Download a toilet rebate form (PDF)
  • Forms must be filled out completely, signed, and dated. 
  • Submit legible receipts
  • Submit clearly labeled photos of the old and new toilets, preferably in their installed locations.
  • Submit photos of the date stamp inside the tank of the old toilet, or photos of the printed gallon/flush quantity on the outside porcelain near the seat cover.
  • Submit all application form, receipts, photos, and documentation at 

Rainwater Harvesting Tank Rebate

City of Flagstaff water metered customers can apply for a one-time $100 credit on their utility bill by installing new rainwater harvesting tank(s) that have at least a 1,000-gallon capacity. Download a rainwater harvesting rebate application and then submit the application form, a receipt, and a photo of the installed rainwater harvesting tank at

Low Water Landscape Program Rebate

Landscape irrigation can be a significant chunk of your water bill during the summer. By removing a grass lawn, you can save both water and money. City of Flagstaff water customers can contact the Water Conservation office at (928) 213-2116 to join the Low Water Landscape Program. 
Low Water Landscape Rebate Policies
Low Water Landscape Rebate Application

If you really want, you can also mail your rebate application and support information to:

City of Flagstaff - Water Services

Water Conservation Rebates
211 W. Aspen Avenue
Flagstaff, AZ 86001

or you can email us the materials at

but we prefer you use!