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Open in Google Maps →About Rainbow Reservoir
Rainbow Reservoir is a surveyed public lake in Thompson, Connecticut, reaching 35ft at its deepest: mid-depth structure water with 7 mapped depth bands from the official CT DEEP survey. Check local access points and Connecticut fishing regulations before traveling.
Details gathered from public sources. Confirm with the venue before travelling.
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Depth map for Rainbow Reservoir
Rainbow Reservoir has a full surveyed depth map from official state lake survey data: every contour band, the deepest hole, and notes on fishing the depth profile. View the interactive depth map.
Rainbow Reservoir: frequently asked questions
Yes, Rainbow Reservoir is a fishing venue in Thompson. Contact the venue directly to confirm rules and hours.
The Connecticut Department of Fish & Wildlife (or equivalent state agency) publishes seasons, bag limits, stocking schedules and special regulations for public waters. Check its website before fishing at venues like Rainbow Reservoir. Private venues may set their own additional rules, so confirm with the operator too.
Yes, anglers fishing in Connecticut need a valid state fishing license, even on private waters like Rainbow Reservoir. Licenses are issued by the Connecticut Department of Fish & Wildlife (or equivalent state agency); some states require a separate freshwater/saltwater stamp. Resident, non-resident, and short-term licenses are typically available online. Check the GilledIt app or your state F&W website for current pricing and exemptions.
Directory data as of July 2026.
Plan your visit to Rainbow Reservoir
Check the rules, grab your license, and go fishing. Confirm access and hours with the venue or state agency before traveling.
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