Freshwater algae control grant program

Toxic algae blooms can make people, pets, and livestock sick. We offer a funding program to address problem blooms. The Freshwater Algae Program (FAP) has an annual funding cycle for projects to manage toxic algae blooms (cyanobacteria).

Funding cycle

  • Amount of funding available: $100,000 to $200,000
  • Grant award limit: The maximum grant amount for freshwater algae program grants is $50,000.
  • Amount of matching funds required: Ecology no longer requires grant recipients to provide matching funds for these grants.

Applications are not being accepted at this time.

Application period:  October 15, 2025 – December 16, 2025 by 5 p.m.

Applications are started, completed, and submitted via Ecology's Administration of Grants and Loans (EAGL) system.

Funding is available for the following entities:

  • Counties and cities
  • Special purpose districts
  • State agencies
  • Tribes

Eligible activities include, but are not be limited to:

  • Education and outreach
  • Freshwater algae control and management
  • Freshwater algae management plans
  • Freshwater algae monitoring programs
  • Freshwater algae pilot projects
  • Freshwater algae research
  • Freshwater algae sampling equipment
  • Nutrient reduction activities

Priority is given to lakes that have had harmful freshwater algae blooms in the past three years.

More information about this funding program

State fiscal year 2026 final offer list

Past grant recipients