Bloomfield Swamp Restoration Documents Click here to access the Final Conceptual Restoration Plan. Click here to access historic USGS maps of Bloomfield Swamp in Jefferson and Bristolville. Click on links below to access Letters of Support for the Bloomfield Swamp Restoration project: USFWS Partners for Fish and Wildlife Ohio Department of Natural Resources Ashtabula Soil & Water Conservation District Trumbull County Soil and Water Conservation District Youngstown State University The Village of Roaming Shores