September Grants for Environment and Sustainability Nonprofits

September brings a cluster of funding opportunities across water quality, watershed management, community environmental projects, and emissions reduction. If you're working on stormwater, pollution prevention, or local environmental stewardship, the month ahead has several funders ready to move. These opportunities span from small community-level grants to multi-million-dollar state programs.

High Stakes Foundation: Grant for Montana Systems-Change Nonprofits

High Stakes Foundation is funding nonprofit organizations in Montana working on systems change across civic engagement, conservation, climate change, social justice, leadership, rural economic development, local food systems, and sustainability. They're looking for organizations focused on creating equitable, sustainable, and resilient communities, and they fund general operating expenses. The grant is $30,000 per award, with a deadline of September 1. Apply here

Tennessee Stormwater Association: Grant for Environmental Nonprofits

The Tennessee Stormwater Association funds local watershed quality stewardship projects through proceeds from the West Trail Run event. They support the implementation of Best Management Practices like rain gardens, tree plantings, downspout disconnection, and rain barrels to improve runoff within specific watersheds. This is a smaller award at $1,000, focused on Pollutant Runoff Reduction Implementation projects, with a September 1 deadline. Apply here

Indiana Department of Environmental Management: Grant for Nonpoint Source Pollution Reduction Projects

IDEM is distributing $3,000,000 in funding for projects that reduce nonpoint source pollution in Indiana's lakes, rivers, and streams. They fund watershed management planning, implementation of best management practices, and education and outreach. Eligible activities include watershed inventories, water quality assessments, and implementation of approved watershed management plans. Projects must align with Indiana's State NPS Management Plan and focus on measurable water quality improvements. The deadline is September 1. Apply here

Indiana Department of Environmental Management and U.S. EPA: Grant for Watershed Management and Nonpoint Source Pollution Reduction

This IDEM and EPA partnership funds projects in Indiana that develop or implement Watershed Management Plans, install best management practices to reduce nonpoint source pollution, conduct water quality monitoring, and carry out outreach and education programs targeting watershed stakeholders. Projects must address identified water quality impairments in Indiana watersheds and follow federal and state nonpoint source management guidelines. The deadline is September 1. Apply here

Chesapeake Bay Trust: Grant for Environmental Outreach and Restoration Nonprofits

Chesapeake Bay Trust supports outreach, community engagement, and on-the-ground restoration projects that increase knowledge, change behavior, and accelerate stewardship of natural resources in Maryland. Projects may include stormwater management practices, stream and wetland restoration, public education, and community engagement activities. Four funding tracks are available ranging from knowledge-building outreach to combined outreach and restoration projects, with awards up to $150,000. The deadline is September 3. Apply here

Amazon: Grant for Community Projects in Eastern Oregon

Amazon is funding individuals, community groups, and organizations to start or expand community projects in Umatilla and Morrow Counties, Oregon. Applicants can choose from a menu of proven project ideas or submit their own original community project for consideration. Projects may address climate and environment, health and wellbeing, education, equity, economic development, or arts and culture. The grant is $10,000, with a deadline of September 4. Apply here

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