HOA Rebates & Free Services

This program offers rebates to HOAs in the Thornton water service area to replace old toilets with WaterSense-certified toilets. For the replacement of installed toilets only, not for new construction. Must be WaterSense-certified toilets. Standard 1.6 or dual flush toilets on the WaterSense list do not qualify.

HOA Toilet Rebate Information, Rules, & Application

This program offers rebates to HOA accounts in the Thornton water service area for installing new EPA WaterSense-certified weather based, WIFI enabled irrigation controllers. The irrigation controller rebate is for up to $50 per active zone, excluding taxes, shipping and installation costs, up to $5,000. These WaterSense-labeled products, independently tested and certified to be 20% more efficient than the standard product, can significantly reduce water usage and costs.

Rebates are available on a first-come, first-served basis and are subject to the availability of funds. Call Water Resources at 720-977-6600 or email Water@ThorntonWater.comto check that your new controller qualifies and that funds are available.

HOA Irrigation Controller Rebate Information, Rules, and Application

The commercial rain sensor rebate is for up to $100.

HOA Rain Sensor Rebate Information, Rules, & Application

Our goal is to incentivize water demand reduction on irrigated landscapes from 0.5 to 5 acres. Your project may qualify for a grant that offers 50 percent of the cost of design, renovation, and installation, up to $10,000 per acre. Funds are subject to availability and provided on a first-come, first-served basis. Call 720-977-6600 or email Water Resources at Water@ThorntonWater.com to see if there are grant funds available, before starting a landscape conversion project. 

Commercial & Common Area Landscape Grant Application

The building water efficiency project rebate program encourages custom indoor/building water fixture enhancements designed to save water and money. This rebate program is for non-residential Thornton water customers (for example, HOAs, schools, churches, businesses, and multifamily properties).

Project examples could include upgrading plumbing fixtures and appliances, construction of a reuse system, installation of new water-efficient technology, retrofitting a water intensive process, etc. The rebate is a 50% match, up to $10,000, subject to budget availability. If you have a water saving project in mind and would like to see if it would qualify and if funding is available, contact Water Resources at 720-977-6600 or email Water@ThorntonWater.com.

For detailed information about this rebate – Commercial Building Water Efficiency Project Rebate Information, Rules, and Application

Free sprinkler consultations and a personalized watering schedule are available to Thornton Water customers through Resource Central.

Consultations help you:

1. Save money on your water bill.
2. Improve the appearance of your landscape.
3. Increase your water efficiency.
4. Maximize the lifespan and effectiveness of your sprinkler system.
5. Identify problems in your sprinkler system.

To sign up, register on Resource Central’s “Slow the Flow” webpage or call Resource Central at 303-999-3824.

For more information, email us at water@ThorntonWater.com or call us at 720-977-6600.  

Reach out to water@ThorntonWater.com for content or call us at 720-977-6600.  

SB 13-183 – Promotes xeriscaping and drought-tolerant plantings in HOA communities.

HB 19-1050 – Encourages xeriscape and water-efficient landscaping for common areas. 

HB 21-1229 – Allows regulation of non-vegetative turf in backyard areas of units.

SB 23-178 – Requires at least 3 preapproved garden designs for front yards in common interest communities.

SB 24-005 – Prohibits the installation of nonfunctional turf, artificial turf, and invasive plant species on certain properties (effective 01/01/2026).