Grant opportunity
Water Supply and Irrigation Grant Program 2026
The Texas Water Development Board is accepting projects that expand or improve water-supply and irrigation infrastructure.
- Funder
- Texas Water Development Board
- Applications close 30 July 2026 at 11:59pm Central Time
- Applications close 30 July 2026 at 11:59pm Central Time: Jul 30, 2026
- Award
- USD 1.038 billion available for one-time grant awards
- Applicant
- Eligible Texas political subdivisions and water entities proposing qualifying water-supply or irrigation projects.
- Discipline
- Environment, Climate and Natural Resources
- Region
- United States / Texas
- Posted
- Jul 30, 2026
Call summary
Overview
The Texas Water Development Board is accepting projects that expand or improve water-supply and irrigation infrastructure.
Who can apply
Eligible Texas political subdivisions and water entities proposing qualifying water-supply or irrigation projects.
What it supports
- Water-supply infrastructure.
- Irrigation efficiency.
- Eligible planning and construction activities.
Funding and duration
- The programme has USD 1.038 billion available for grants.
Applications close 30 July 2026 at 11:59pm Central Time
Applications close 30 July 2026 at 11:59pm Central Time: Jul 30, 2026
How to apply
Review the TWDB solicitation and submit the complete application through the required state process.
Call details
Source-based overview
The Texas Water Development Board is accepting projects that expand or improve water-supply and irrigation infrastructure. The programme deploys a major one-time appropriation for eligible Texas water investments. Applicants should use the official call page for the final rules, required documents, eligible costs and submission route.
Eligibility
Eligible Texas political subdivisions and water entities proposing qualifying water-supply or irrigation projects.
Funding and benefits
The programme has USD 1.038 billion available for grants.
Themes and supported activities
Water-supply infrastructure.
Irrigation efficiency.
Eligible planning and construction activities.
Deadline and timeline
Applications close 30 July 2026 at 11:59pm Central Time: Applications close 30 July 2026 at 11:59pm Central Time: Jul 30, 2026.
Applicants should confirm the exact deadline time, time zone, required documents, portal steps and any institutional approvals on the official call page before submitting.
How to apply
Review the TWDB solicitation and submit the complete application through the required state process.
Before applying, check eligibility rules, budgets, attachments, page limits, partner requirements, cost-share conditions and whether the opportunity uses an expression of interest, full proposal, registration or nomination stage.