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Proposition 4 – Water Recycling

Grantor:
State Water Resources Control Board
Portal ID:
184101
Status:
Active
Open Date:
7/6/25 14:02
Opportunity Type:
  • Grant
Last Updated:
 | 
Categories:

Details

Purpose:

The purpose of the funding is to provide technical and financial assistance to local agencies for the construction of water recycling projects that promote the beneficial use of treated municipal wastewater in order to augment fresh water supplies in California.

Description:

Eligible Applicants: Local public agencies, 501(c)(3) nonprofit organizations qualified to do business in California, Public Utilities, Federally and non-federally recognized Native American tribes on the Native American Heritage Commission’s list, and Mutual water companies.

Eligible Uses: Eligible projects include recycled water treatment; recycled water storage, distribution, and pumping; groundwater recharge; indirect potable reuse; surface water augmentation; and large scale recycled water projects.

Ineligible Uses: Operation and maintenance costs. 

Eligible Costs: 

Construction Grant Funding - Construction costs only

Construction Grant Funding - Large Scale Recycled Water Projects - Planning, Design, and Construction.

Eligible Communities: All community types are eligible for funding.  This includes small and large communities, non-disadvantaged, disadvantaged, and severely disadvantaged communities.

For more information, please review the Water Recycling Funding Program (WRFP) Guidelines:  https://www.waterboards.ca.gov/water_issues/programs/grants_loans/docs/wrfp_guidelines.pdf

 

Eligibility Requirements

Eligible Applicants:

  • Nonprofit
  • Public Agency
  • Tribal Government

Local public agencies, 501(c)(3) nonprofit organizations qualified to do business in California, Public Utilities, Federally and non-federally recognized Native American tribes on the Native American Heritage Commission’s list, and Mutual water companies.

Eligible Geographies:

All community types are eligible for funding. This includes small and large communities, non-disadvantaged, disadvantaged, and severely disadvantaged communities.

Important Dates

The date (and time, where applicable) by which all applications must be submitted to the grantmaker. Time listed as “00:00” equates to midnight.
The date on which the grantor expects to announce the recipient(s) of the grant.
June 30, 2030
The length of time during which the grant money must be utilized.
Expire June 30, 2033

Funding Details

The total projected dollar amount of the grant.
$150,000,000
A single grant opportunity may represent one or many awards. Some grantors may know in advance the exact number of awards to be given. Others may indicate a range. Some may wish to and wait until the application period closes before determining how many awards to offer; in this case, a value of “Dependent” will display.
Dependent
Grant opportunities representing multiple awards may offer awards in the same amount or in varied amounts. Some may wish to wait until the application period closes before determining per-award amounts; in this case, a value of “Dependent” will display.
$1 – $15,000,000
Certain grants require that the recipient(s) provide a letter of intent.
No
Certain grants require that the recipient(s) be able to fully or partially match the grant award amount with another funding source.
50%
The funding source allocated to fund the grant. It may be either State or Federal (or a combination of both), and be tied to a specific piece of legislation, a proposition, or a bond number.
  • State

Funding Source Notes:

Proposition 4 Water Recycling

The manner in which the grant funding will be delivered to the awardee. Funding methods include reimbursements (where the recipient spends out-of-pocket and is reimbursed by the grantor) and advances (where the recipient spends received grant funds directly).
  • Reimbursement(s)

Funding Method Notes:

Grant is calculated at 35% of eligible construction costs up to $15 million per project.

How to Apply

State agencies/departments recommend you read the full grant guidelines before applying.

Resources

For questions about this grant, contact:
1-916-324-8404, sandeep.kals@waterboards.ca.gov

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