- The US Bureau of Reclamation WaterSMART: Cooperative Watershed Management Program (Deadline: October 7 & February 24, 2027)
- Climate Bond Grant Program – Proposition 4 (Deadline: October 23)
- California Wildlands Grassroots Fund (Deadline: October 28)
- Rice Incentive Program (Deadline: October 30)
- The Hydro Flask® Product Donations Program (Deadline: October 31)
- Trust for Public Lands Outdoor Recreation Legacy Partnership (ORLP) Program (Deadline: November 1)
- Youth Community Access Grant Program (Deadline: November 4)
- The Max and Victoria Dreyfus Foundation (Deadline: November 10)
- Statewide Park Development and Community Revitalization Program (SPP) (Deadline: December 17)
- Nonpoint Source Pollution Grant Funding (Deadline: December 18, 2026)
- RMC Funding Opportunities (Rolling)
- The CDFW Cannabis Restoration Grant Program: Cleanup, Remediation, and Watershed Enhancement (Rolling)
- Forest Legacy Program Capacity and Project Development 2026 (Rolling)
- 2027 Nonpoint Source (NPS) Grant Program – Clean Water Act section 319(h) (Rolling)
- California Forest Improvement Program (Rolling)
- The US Environmental Protection Agency Region 9 Targeted Brownfields Assessment Program (Rolling)
- The US Department of Agriculture Timber Production Expansion Guaranteed Loan Program (Rolling until funds are depleted)
