| Grant Title | Date Awarded | Details |
|---|
| BIG BUTTERNUT LAKE P & R DISTRICT: Big Butternut Lake Level Analysis & Macrophyte Survey | 1995 | Details |
| BIG BUTTERNUT LAKE P & R DISTRICT: Big Butternut Lake Water Quality Study | 1995 | Details |
| BIG BUTTERNUT LAKE P & R DISTRICT: Big Butternut Lake Water Quality Studies & Mgmt Strategies | 1997 | Details |
| BIG BUTTERNUT LAKE PROTECT. & REHAB DISTRICT: Big Butternut, Feasibility Plan for Wet Detension Basin | 2000 | Details |
| POLK COUNTY LWRD: Big Butternut Lake Water Quality & Biological Monitoring Study, (Phase 1) | 2009 | Details |
| POLK COUNTY LWRD: Big Butternut Aquatic Plant & Stormwater Management Study, (Phase 2) | 2009 | Details |