Groundwater and Ice Age Floods
- Groundwater Foundation – The Groundwater Foundation is a nonprofit organization that educates people and inspires action to ensure sustainable, clean groundwater for future generations.
- Groundwater Foundation – Septic System Education Kit.
- Ice Age Floods Institute – The Ice Age Floods Institute is a non-profit organization dedicated to presentation of the fascinating but little-known story of the cataclysmic Ice Age Floods that swept across the Pacific Northwest during recent geologic time. IAFI is working for an Ice Age Floods National Geologic Trail, which would be a system of travel routes linking significant sites and interpretive facilities across the region