(Disponible en anglais seulement)
9 November, 1915
For approval of a dam and power canal and the obstruction, diversion and use of the waters of the St. Croix River at Grand Falls in the State of Maine and the Province of New Brunswick: Maximum elevation 202.0 feet m.s.l.
6 October 1931
For the obstructions of the waters of the St. Croix River at Grand Falls in the State of Maine and the Province of New Brunswick. Increase in elevation to 203.5 feet m.s.l.
3 October 1923
Erection and repairs of fishways in the St. Croix River at St. Croix Gas and Light and Canadian Cottons Mill Dam. ( Note: the St. Croix Gas and Light Dam was destroyed by fire in 1924. The Canadian Cotton Mills Dam was reconstructed in 1934 and is known as Milltown Dam.)
2 October, 1934
For the reconstruction of a dam across the St. Croix River from Milltown in the Province of New Brunswick to Milltown in the State of Maine.
15 October, 1965
For the construction of a storage dam in the St. Croix River at Vanceboro, Maine and St. Croix, New Brunswick:
|Discharge from Spednic Lake
||200 cfs ( 5.66 m3\s ) minimum|
|Elevation of Spednic Lake
||385.86 feet (117.611 metres ) maximum|
|Between 1 October and 30 April
||371.50 feet (113.233 metres) minimum|
|Between 1 May and 30 September
||376.50 feet ( 114.759 metres ) minimum|
|Discharge from East Grand Lake
||75 cfs ( 2.12 m3\s ) minimum|
|Elevation of East Grand Lake||434.94 feet (132.571 metres ) maximum
427.94 feet ( 130.438 metres ) minimum
16 November, 1982
For the reconstruction of the diversion dike in the St. Croix River near Baileyville, Maine.