Unlike most of our service area, Manchester is not on a regional water utility. The Manchester Water and Sewer Department runs the town's drinking water and wastewater directly, and that changes who has to be consulted.
The supply is a mix of surface water and wells. The town's water quality material identifies Globe Hollow, Porter, Lydall 1, Lydall 2 and Howard reservoirs inside Manchester, plus Risley Reservoir in Vernon and Buckingham Reservoir in Glastonbury, with water conveyed to the Spring Street treatment plant. Case and Taylor reservoirs appear in the town's own surface water inventory as well.
The town also requires special notification for land-use applications in mapped public water aquifers and watersheds, naming the Globe Hollow, Lydall Reservoir No. 2, New Bolton Road, Porter Reservoir and Howard Reservoir watershed areas, along with the New State Road, Love Lane and Charter Oak aquifer areas.
The practical consequence is simple. A shoreline deterrent or habitat proposal near supply land in Manchester needs Water and Sewer Department review on top of ordinary owner consent and any wetlands review. That is one more door than most towns, and it is better opened at the start.
As always, this concerns changing ground rather than moving birds. Working a dog across maintained turf is not a regulated activity. Planting a buffer or setting a barrier at a pond edge can be, and near a supply reservoir it involves more than one authority.
One more Manchester specific worth having in mind when you scope a site. The town's park and pond record shows real, funded attention to these waters over time, including restoration work and later aeration at Center Springs, and a golf course whose goose situation reached a public committee. That is a municipality that already understands the ground it is standing on, which usually makes a well-evidenced proposal easier to have accepted rather than harder.