Changes to flood plain rules could impact seasonal campers in Hadley The Connecticut River FILE PHOTO Published: 1/22/2021 10:16:13 AM HADLEY — Permanent structures within the Connecticut River floodway are already prohibited by the town, but amending the town’s flood overlay district bylaw is raising concerns that trailers and recreational vehicles that line the waterfront during the summer could be in jeopardy. As the Planning Board this week continued discussions about bringing rules related to the floodway and flood plain into compliance with the National Flood Insurance Program, members expressed worry about whether campers would continue to be allowed with a special permit from the Zoning Board of Appeals.