1895: The concept of flood protection in New York State through dams and reservoirs is first suggested.

1913: The New York State Legislature passes the Burd Amendment allowing the use of 3% of the New York State Forest Preserve for the purpose of creating reservoirs to regulate stream flow.

1915: The New York State Legislature passes the Machold Storage Law, enabling the creation of a river regulating district.

1919: The Black River Regulating District is formed.

1922: The Hudson River Regulating District
is formed.

1924: The Stillwater Reservoir on the Beaver River in the Black River Area is enlarged by raising an existing dam to increase capacity and control.

1930: The Conklingville Dam on the Sacandaga River in the Hudson River Area is constructed creating the Sacandaga Reservoir.

1959: The New York State Legislature combines the Hudson River and the Black River Regulating Districts to form the Hudson RIver-Black River Regulating District.

2002: The Federal Energy Regulatory Commission issues a FERC license to the Regulating District for the Great Sacandaga Lake, which incorporates the Upper Hudson/Sacandaga River Offer of Settlement.

2005: On September 26, 2005 the Regulating District celebrates the 75^th anniversary of the completion of the Conklingville Dam and the creation of the Great Sacandaga Lake.