Year Location Size Source 1940 Airdrie Forest Preserve 63.0 acres Gift of Miss Lydia Biddle Robinson 1941 Abernethy Forest Preserve 1.7 acres Gift of Mr. & Mrs. John Abernethy 1965 Airdrie Forest Preserve 1.3 acres Gift of Miss Lydia Biddle Robinson 1972 Airdrie Forest Preserve 9.3 acres Gift of Great Bear Tract, Inc. 1975 Valley Creek Preserve (Orr Nature Area) 9.0 acres Gift of Mr. & Mrs. Robert Maes 1978 Conservation Easement 39.0 acres Gift of Mr. & Mrs. H. Lea Hudson Conservation Easement 3.0 acres Gift of Mr. & Mrs. John Martin Conservation Easement 2.2 acres Gift of Mr. & Mrs. Helmuth Braendel Conservation Easement 1.7 acres Gift of Mr. & Mrs. Wayne Billian 1979 Cool Valley Preserve 27.4 acres Gift of First Valley Forge Corporation Cool Valley Preserve 5.8 acres Gift of Mrs. Henry Kaltenthaler Conservation Easement 26.0 acres Gift of Mrs. Alexandra Hawkins 1980 George Lorimer Nature Preserve 54.0 acres Gift of Mr. & Mrs. Graeme Lorimer 1984 George Lorimer Nature Preserve 16.0 acres Gift of Mrs. Lorimer 1987 Valley Creek Preserve & Conservation Easement 19.2 acres Gift of Pohlig Builders 1989 Conservation Easement 9.8 acres Gift of Mr. & Mrs. H. Drake Williams 1990 George Lorimer Nature Preserve 17.8 acres Gift of Mrs. Lorimer Valley Creek Preserve 10.5 acres Purchase from Wiliam Barrett 1994 Diamond Rock Preserve 24.2 acres Gift of Natural Lands Trust 1997 Valley Creek Preserve 7.2 acres Purchase/gift from Mr. & Mrs. R.H.R. Toland Conservation Easement 23.7 acres Gift of Mr. & Mrs. R.H.R. Toland Conservation Easement 7.4 acres Gift of Brentford Community Association 1998 Miller Preserve 2.3 acres Gift of Mr. & Mrs Morris Miller Diamond Rock Preserve 5.4 acres Gift of DHR Ltd. (Chautauqua) Conservation & Trail Easement 1.5 acres Gift of DHR Ltd. (Chautauqua) Conservation Easement 3.0 acres Gift of B.J. Drueding (Minden Lane) 1999 Diamond Rock Preserve 1.4 acres Gift of Goldstone (High Mountain) Conservation & Trail Easement 0.3 acres Gift of Goldstone (High Mountain) Conservation Easement 60.0 acres Purchase from Trammell Crow Co. 2001 Cedar Hollow Preserve 4.6 acres Purchase from Shared Medical Systems 2002 Cedar Hollow Preserve 60.0 acres Replacing 1999 easement from Trammell Crow 2004 Airdrie Forest Preserve 1.2 acres Gift of Emily Hipps 2006 Airdrie Forest Preserve 0.5 acres Gift of Mr. & Mrs. T. Bennett Dickerson Airdrie Forest Preserve 0.1 acres Gift of North Valley Development (Benson)
2008
Diamond Rock Preserve
20.6 acres
Purchase from Wm. Barrett Estate
|
Location |
Total Size |
| Abernethy Forest Preserve | 1.7 acres |
| Airdrie Forest Preserve | 75.0 acres |
| Cedar Hollow Preserve | 64.6 acres |
| Cool Valley Preserve | 33.2 acres |
| Diamond Rock Preserve | 51.6 acres |
| George Lorimer Nature Preserve | 87.0 acres |
| Miller Preserve | 2.3 acres |
| Valley Creek Preserve | 45.9 acres |
| TOTAL PRESERVES | 364 acres |
| TOTAL EASEMENTS | 118 acres |
| TOTAL PROTECTED | 482 acres |