Rain barrels and cisterns · Texas
El Paso Water Rainwater Harvesting Rebate
Run by El Paso Water
- What you get
- $0.50 per gallon of capacity (no pump) or $1.00 per gallon (with pump), up to $1,000 per site; materials only
- Maximum
- $1,000 per household
- Who qualifies
- Direct El Paso Water customer in good standing; single-family home, duplex or triplex.
- Where
- Direct El Paso Water residential customers in single-family, duplex or triplex homes.
- Status
- Open. Pilot; subject to funding, EPWater may modify or end at any time.
- Type of payment
- Bill credit
What you do
Install a new or expanded rainwater harvesting system (tank, pad, screens, filters, first-flush, selected piping) to irrigate landscaping.
Requirements
- Purchase after June 1, 2024
- Meet City subdivision/zoning setbacks and any HOA rules
- Cistern irrigation not tied to a meter-fed irrigation system
- Equipment new and intended for rainwater harvesting; metal tanks lined; transparent tanks/pipes painted or enclosed
- Tanks over 500 gal need first-flush diversion and a level gravel, sand or concrete base
- If connected to public water system, backflow preventer installed by licensed plumber with water supply protection endorsement
- EPWater may inspect up to 90 days after application
- Pilot program: survey required 6 months after approval
The plan or design it asks for
Tanks over 500 gallons (combined): pre-approval needed before buying, with site drawing (buildings, streets, tanks, meter, piping, catchment and watered area), system sketch (piping, first-flush, pump, tank material, dimensions, pad), operation and maintenance guide, photos of the site, W-9 if rebate over $600. Tanks 500 gal or less need no pre-approval.
Native plant lists for the area: El Paso
Make the plan in Sow
Draw the layout and build the plant list
Sow places plants on a photo of your yard and keeps a list of everything you add. Check El Paso Water's rules for exactly what to submit.
How to apply
- 1Check eligibility and program guidelines
- 2Tanks 500 gal or less: install system, then apply within 90 days of installation and 365 days of purchase with itemized paid receipts and a photo of the installation
- 3Tanks over 500 gal: submit application with drawings and photos for pre-approval first; wait for approval letter or email
- 4Within 90 days of pre-approval buy, permit and install; submit rebate calculation worksheet, installed photos and itemized paid receipts with model numbers
- 5Complete post-installation inspection if required
- 6Email application and documents to [email protected]
Timing and deadlines
Rebate appears on water bill within 1 to 2 billing cycles.
Apply within 90 days of installation and 1 year of purchase
Combining it with other programs
not published
Sources
- https://www.epwater.org/residential/conservation/rebate-programs (official page)
- https://www.epwater.org/ep-water/uploads/TecH2O%20Documents/rainwater-harvesting-rebate-application-form-final-english.pdf
Last checked October 17, 2026. See something out of date? Tell us.
Sow is not affiliated with any of these agencies or utilities. Amounts and rules change, often at the start of a fiscal year, so confirm the details on the official page before you start a project. How we research these programs
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Texas Comptroller Sales Tax Exemption for Rainwater and Water-Saving Equipment
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