Ayers Island Reservoir

Reservoir in Belknap County, New Hampshire

43°35′52″N 71°43′04″W / 43.59778°N 71.71778°W / 43.59778; -71.71778TypeReservoirPrimary inflowsPemigewasset RiverPrimary outflowsPemigewasset RiverBasin countriesUnited StatesMax. length5.5 mi (8.9 km)Max. width0.2 mi (0.32 km)Surface elevation450 ft (140 m)SettlementsBristol
New Hampton

The Ayers Island Reservoir is an impoundment located on the Pemigewasset River in central New Hampshire, United States, in the towns of Bristol and New Hampton.

Merrimack River watershed

Tributaries

Massachusetts	Artichoke River Assabet River Back River Beaver Brook Cochichewick River Concord River Little River Merrimack River Nashua River Nissitissit River North Nashua River Phillips Brook Powwow River Quinapoxet River Salmon Brook Shawsheen River South Branch Souhegan River South Nashua River Spicket River Squannacook River Stillwater River Stony Brook Sudbury River Trout Brook Vine Brook Whitman River
New Hampshire	Baboosic Brook Back River Baker River Bear Brook Beards Brook Beaver Brook Beebe River Big River Black Brook Blackwater River Cockermouth River Cohas Brook Contoocook River East Branch Baker River East Branch Pemigewasset River Fowler River Frazier Brook Gridley River Gunstock River Lane River Little River (Big River) Little River (Merrimack River) Little Massabesic Brook-Sucker Brook Little Suncook River Lost River Mad River Melvin River Merrimack River Merrymeeting River Middle Branch Piscataquog River Moosilauke Brook Nashua River Newfound River Nissitissit River North Branch Contoocook River North Fork East Branch Pemigewasset River Nubanusit Brook Pemigewasset River Pennichuck Brook Piscataquog River Powwow River Purgatory Brook Red Hill River Salmon Brook Shedd Brook Smith River Soucook River Souhegan River South Branch Baker River South Branch Piscataquog River South Branch Souhegan River Spicket River Squam River Stony Brook Suncook River Tioga River Turkey River Warner River West Branch Mad River West Branch Souhegan River West Branch Warner River Winnipesaukee River

Massachusetts

Artichoke River
Assabet River
Back River
Beaver Brook
Cochichewick River
Concord River
Little River
Merrimack River
Nashua River
Nissitissit River
North Nashua River
Phillips Brook
Powwow River
Quinapoxet River
Salmon Brook
Shawsheen River
South Branch Souhegan River
South Nashua River
Spicket River
Squannacook River
Stillwater River
Stony Brook
Sudbury River
Trout Brook
Vine Brook
Whitman River

New Hampshire

Baboosic Brook
Back River
Baker River
Bear Brook
Beards Brook
Beaver Brook
Beebe River
Big River
Black Brook
Blackwater River
Cockermouth River
Cohas Brook
Contoocook River
East Branch Baker River
East Branch Pemigewasset River
Fowler River
Frazier Brook
Gridley River
Gunstock River
Lane River
Little River (Big River)
Little River (Merrimack River)
Little Massabesic Brook-Sucker Brook
Little Suncook River
Lost River
Mad River
Melvin River
Merrimack River
Merrymeeting River
Middle Branch Piscataquog River
Moosilauke Brook
Nashua River
Newfound River
Nissitissit River
North Branch Contoocook River
North Fork East Branch Pemigewasset River
Nubanusit Brook
Pemigewasset River
Pennichuck Brook
Piscataquog River
Powwow River
Purgatory Brook
Red Hill River
Salmon Brook
Shedd Brook
Smith River
Soucook River
Souhegan River
South Branch Baker River
South Branch Piscataquog River
South Branch Souhegan River
Spicket River
Squam River
Stony Brook
Suncook River
Tioga River
Turkey River
Warner River
West Branch Mad River
West Branch Souhegan River
West Branch Warner River
Winnipesaukee River

Lakes

Massachusetts	Lake Attitash Lake Boon Lake Cochichewick Lake Cochituate Fairhaven Bay Haggetts Pond Lost Lake Lake Saltonstall Tuxbury Pond Wachusett Reservoir Walden Pond
New Hampshire	Arlington Mill Reservoir Ayers Island Reservoir Baboosic Lake Canobie Lake Cobbetts Pond Contoocook Lake Country Pond Crystal Lake (Gilmanton) Crystal Lake (Manchester) Deering Reservoir Franklin Pierce Lake Great Pond Halfmoon Lake Harrisville Pond Highland Lake Hopkins Pond (Adder Pond) Island Pond (Derry) Island Pond (Stoddard) Jenness Pond Lake Kanasatka Little Squam Lake Locke Lake Lonesome Lake Massabesic Lake Lake Massasecum Merrymeeting Lake Mirror Lake Newfound Lake Northwood Lake Nubanusit Lake Opechee Bay Paugus Bay Pemigewasset Lake Penacook Lake Pleasant Lake (Deerfield) Pleasant Lake (New London) Potanipo Pond Powder Mill Pond Powwow Pond Profile Lake Sebbins Pond Silver Lake (Hollis) Skatutakee Lake Lake Solitude Squam Lake Stinson Lake Suncook Lakes Sunset Lake Thorndike Pond Turkey Ponds Tuxbury Pond Lake Waukewan Weare Reservoir Webster Lake Lake Wentworth White Oak Pond Lake Wicwas Willard Pond Lake Winnipesaukee Lake Winnisquam

Massachusetts

New Hampshire

Arlington Mill Reservoir
Ayers Island Reservoir
Baboosic Lake
Canobie Lake
Cobbetts Pond
Contoocook Lake
Country Pond
Crystal Lake (Gilmanton)
Crystal Lake (Manchester)
Deering Reservoir
Franklin Pierce Lake
Great Pond
Halfmoon Lake
Harrisville Pond
Highland Lake
Hopkins Pond (Adder Pond)
Island Pond (Derry)
Island Pond (Stoddard)
Jenness Pond
Lake Kanasatka
Little Squam Lake
Locke Lake
Lonesome Lake
Massabesic Lake
Lake Massasecum
Merrymeeting Lake
Mirror Lake
Newfound Lake
Northwood Lake
Nubanusit Lake
Opechee Bay
Paugus Bay
Pemigewasset Lake
Penacook Lake
Pleasant Lake (Deerfield)
Pleasant Lake (New London)
Potanipo Pond
Powder Mill Pond
Powwow Pond
Profile Lake
Sebbins Pond
Silver Lake (Hollis)
Skatutakee Lake
Lake Solitude
Squam Lake
Stinson Lake
Suncook Lakes
Sunset Lake
Thorndike Pond
Turkey Ponds
Tuxbury Pond
Lake Waukewan
Weare Reservoir
Webster Lake
Lake Wentworth
White Oak Pond
Lake Wicwas
Willard Pond
Lake Winnipesaukee
Lake Winnisquam

Towns

Massachusetts	Acton Amesbury Andover Ashland Bedford Billerica Burlington Chelmsford Clinton Concord Dracut Fitchburg Framingham Groton Groveland Haverhill Hopkinton Hudson Lawrence Leominster Lexington Lowell Lunenburg Marlborough Maynard Merrimac Methuen Newburyport North Andover Northborough Pepperell Salisbury Sudbury Tewksbury Tyngsborough West Newbury Westborough Westford
New Hampshire	Allenstown Amherst Ashland Atkinson Bedford Belmont Boscawen Bow Bridgewater Bristol Campton Canterbury Concord Derry Franklin Gilford Goffstown Hampstead Hill Hillsborough Holderness Hollis Hooksett Hopkinton Hudson Kingston Laconia Lincoln Litchfield Londonderry Manchester Meredith Merrimack Milford Nashua New Hampton Northfield Pelham Pembroke Penacook Peterborough Plaistow Plymouth Salem Sanbornton Suncook Thornton Tilton Weare Windham Wolfeboro Woodstock

Massachusetts