| New Albin Wetland Complex | | |
| Mississippi River, Pool 9 | | |
| Heytman's Station (Landing) | | |
| Lelah Bradley Park and Reserve | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| Big Marsh Wildlife Management Area | | |
| | | Not Accepted - Does not meet criteria |
| North and South Twin Lakes and Twin Lake State Park | | |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| Union Hills Grassland Bird Conservation Area | | |
| | | Not Accepted - Does not meet criteria |
| Deweys Pasture Wetland Complex | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| Pool 14, Mississippi River | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| Mines Of Spain Recreation Area | | |
| | | |
| Twelve Mile Lake Wildlife Area | | Not Accepted - Does not meet criteria |
| Anderson Prairie State Preserve Complex | | |
| Gouldsberg Campground-Gouldsberg Cave | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| Coralville Reservoir, Hawkeye Wildlife Area | | |
| | | Not Accepted - Does not meet criteria |
| Donnellson Unit, Shimek S.F. | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| Pleasant Creek State Park | | |
| MidAmercan Energy Louisa Generating Station | | Not Accepted - Does not meet criteria |
| Stephens State Forest, Whitebreast Unit | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| Lewis & Clark State Park/Blue Lake | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| American Republic Insurance Building | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| Big Lake Park/Big Lake Marsh | | |
| Hitchcock Nature Center (and surrounding areas) | | |
| | | Not Accepted - Does not meet criteria |
| MidAmerican Energy Building | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| Mississippi River Project | | |
| Rock Wildlife Area/Rock River Access | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | |
| | | Not Accepted - Does not meet criteria |
| Swamp Oaks area, Rathbun W.A. | | |
| United States Gypsum Plant | | Not Accepted - Does not meet criteria |
| Lande River Conservation Wildlife Area | | Not Accepted - Does not meet criteria |
| | | Not Accepted - Does not meet criteria |
| | | |
| | | Not Accepted - Does not meet criteria |