Columbia River Treaty
Encyclopedia
The Columbia River Treaty is an agreement between Canada
Canada
Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 and the United States of America (U.S.) on the development and operation of dams in the upper Columbia River
Columbia River
The Columbia River is the largest river in the Pacific Northwest region of North America. The river rises in the Rocky Mountains of British Columbia, Canada, flows northwest and then south into the U.S. state of Washington, then turns west to form most of the border between Washington and the state...

 basin for power and flood control benefits in both countries. For more information about the Columbia River Treaty, visit Columbia Basin Trust at www.cbt.org/crt

Background

The Canadian and U.S. governments agreed in 1944 to begin studies for potential future joint development of dams in the Columbia River basin. Planning efforts were slow until a 1948 Columbia River flood caused extensive damage from Trail, British Columbia, to Cathlamet, Washington, and completely destroyed Vanport, the second largest city in Oregon. The increased interest in flood protection, and the growing need for power development, initiated 11 years of discussions and alternative proposals for construction of dams in Canada. In 1959, the governments issued a report that recommended principles for negotiating an agreement and apportioning the costs and benefits.

Formal negotiations began in February 1960 and the Treaty was signed January 17, 1961 by Prime Minister Diefenbaker and President Eisenhower. The Treaty was not implemented, however, until over three years later when further negotiations resulted in: 1) a Protocol to the Treaty that clarified and limited some Treaty provisions, 2) an agreement between the Canadian federal government and the province of British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...

 that established and clarified Treaty related rights and obligations, and 3) the Canadian right to downstream U.S. power benefits under the Treaty was sold to U.S. electric utilities for a period of 30 years. With these added agreements, the Treaty was ratified and came into effect on September 16, 1964.

Treaty Provisions

Under the terms of the agreement, Canada was required to provide 19.12 km³ (15.5 million acre-feet (Maf)) of usable reservoir storage behind three large dams. This was accomplished with 1.73 km³ (1.4 Maf) provided by Duncan Dam
Duncan Dam
Duncan Dam is a dam spanning the Duncan River in the Canadian province of British Columbia.Duncan Dam was the first dam built to satisfy the Columbia River Treaty, initiated after the 1948 Vanport Oregon flood. Construction began in 1965 and was completed in 1967. It is an earthfill dam with no...

 (1967), 8.76 km³ (7.1 Maf) provided by Arrow Dam (1968) [subsequently renamed the Hugh Keenleyside Dam
Keenleyside Dam
Hugh Keenleyside Dam is a hydroelectric dam spanning the Columbia River, 12 km upstream of the city of Castlegar, British Columbia, Canada....

], and 8.63 km³ (7.0 Maf) provided by Mica Dam
Mica Dam
The Mica Dam is a hydroelectric dam spanning the Columbia River 135 kilometres north of Revelstoke, British Columbia, Canada. Completed in 1973 under the terms of the 1964 Columbia River Treaty, the Mica powerhouse has a generating capacity of . The dam is operated by BC Hydro...

 (1973). The latter dam, however, was built higher than required by the Treaty, and provides a total of 14.80 km³ (12 Maf) including 6.17 km³ (5.0) Maf of Non Treaty Storage space. Unless otherwise agreed, the three Canadian Treaty projects are required to operate for flood protection and increased power generation at-site and downstream in both Canada and the United States, although the allocation of power storage operations among the three projects is at Canadian discretion.

The Treaty also allowed the U.S. to build the Libby Dam
Libby Dam
Libby Dam is a dam on the Kootenai River in the U.S. state of Montana.Dedicated on August 24, 1975, Libby Dam spans the Kootenai River upstream from the town of Libby, Montana. Libby Dam is tall and long. Lake Koocanusa is the name of the reservoir behind the dam; it extends upriver from...

 on the Kootenai River in Montana
Montana
Montana is a state in the Western United States. The western third of Montana contains numerous mountain ranges. Smaller, "island ranges" are found in the central third of the state, for a total of 77 named ranges of the Rocky Mountains. This geographical fact is reflected in the state's name,...

 which provides a further 6.14 km³ (4.98 Maf) of active storage in the Koocanusa reservoir. Although the name sounds like it might be of aboriginal origins, it is actually a concatenation of the first three letters from Kootenai / Kootenay, Canada and USA, and was the winning entry in a contest to name the reservoir. Water behind the Libby dam floods back 42 miles (67.6 km) into Canada, while the water released from the dam returns to Canada just upstream of Kootenay Lake. Libby Dam began operation in March 1972 and is operated for power, flood control, and other benefits at-site and downstream in both Canada and the United States, and neither country makes any payment for resulting downstream benefits.

With the exception of the Mica Dam, which was designed and constructed with a powerhouse, the Canadian Treaty projects were initially built for the sole purpose of regulating water flow. In 2002, however, a joint venture between the Columbia Power Corporation
Columbia Power Corporation
Columbia Power Corporation is a Crown Corporation, owned by the province of British Columbia, Canada. Its mandate is to undertake power projects in the Columbia River region of British Columbia....

 and the Columbia Basin Trust
Columbia Basin Trust
The Columbia Basin Trust was created by the Columbia Basin Trust Act in 1995 to benefit the region most adversely affected by the Columbia River Treaty , in the Canadian province of British Columbia....

 constructed the 185 MW Arrow Lakes
Arrow Lakes
The Arrow Lakes in British Columbia, Canada, divided into Upper Arrow Lake and Lower Arrow Lake, are widenings of the Columbia River. The lakes are situated between the Selkirk Mountains to the east and the Monashee Mountains to the west. Beachland is fairly rare, and is interspersed with rocky...

 Hydro project in parallel with the Keenleyside Dam near Castlegar
Castlegar, British Columbia
Castlegar is the second largest city in the West Kootenay region of British Columbia, Canada. It is located within the Selkirk Mountains at the confluence of the Kootenay and Columbia Rivers. It is a regional trade and transportation centre, with a local economy fueled by forestry, mining and tourism...

, 35 years after the storage dam was originally completed. The Duncan Dam remains a pure storage project, and has no at-site power generation facilities.

The Treaty has no specified termination date, but allows either Canada or the United States the option to terminate the Treaty any time after 16 September 2024, provided a minimum ten years written notice is given. With termination, some Treaty provisions continue for the life of the projects, especially Called Upon flood control, Libby coordination obligations, and Kootenay River diversion rights.

The Canadian and U.S. Entities defined by the Treaty, and appointed by the nationial governments, manage most of the Treaty required activities. The Canadian Entity is B.C. Hydro and Power Authority, and the U.S. Entity is the Administrator of the Bonneville Power Administration and the Northwestern Division Engineer for the U.S. Army Corps of Engineers. The Treaty also established a Permanent Engineering Board, consisting of equal members from Canada and the U.S., that reports to the governments annually on Treaty results, any deviations from the operating plans, and assists the Entities in resolving any disputes.

Canadian Entitlement

As payment for dams storage operation, the Treaty requires the U.S. to: 1) deliver to Canada on an ongoing basis one-half of the estimated increase in U.S. downstream power benefits (the Canadian Entitlement), and 2) make a one-time monetary payment as the dams were completed for one-half of the value of the estimated future flood damages prevented in the U.S. during the first 60 years of the Treaty. The U.S. paid a total of $64 million (C$69.6 million) for the flood control benefits. The Canadian Entitlement is calculated five years in advance for each operating year, and the amount varies mainly as a function of forecasted power loads, thermal generating resources, and operating procedures. The Canadian Entitlement during the August 2010 through July 2011 operating year is 535.7 average annual megawatts of energy (reduced by 3.4% for transmission losses, net=~4,533 GWh), shaped hourly at peak rates up to 1316 MW (minus 1.9% for transmission losses, net = 1291 MW). Absent any new agreements, the U.S. purchase of an annual operation of Canadian storage for flood control will expire in 2024 and be replaced with a "Called Upon" Treaty provision, where the U.S. pays for operating costs and any losses due to requested flood control operations. The Canadian Entitlement is marketed by Powerex (electricity)
Powerex (electricity)
Powerex Corp., a wholly owned subsidiary of BC Hydro, is a leading marketer of wholesale energy products and services in western Canada and the western US, and a growing niche player in other markets across North America. In business since 1988, Powerex Corp. is headquartered in Vancouver, British...

.The Canadian Entitlement varies from year to year, but is generally in the range of 4,400 GWh per year and about 1,250 MW of capacity.

Controversy

There was initial controversy over the Columbia River Treaty when British Columbia refused to give consent to ratify it on the grounds that while the province would be committed to building the three major dams within its borders, it would have no assurance of a purchaser for the Canadian Entitlement which was surplus to the province's needs at the time. The final ratification came in 1964 when a consortium of 37 public and four private utilities in the United States agreed to pay C$274.8 million dollars to purchase the Canadian Entitlement for a period of 30 years from the scheduled completion date of each of the Canadian projects. British Columbia used these funds, along with the U.S. payment of C$69.6 million for U.S. flood control benefits, to construct the Canadian dams.

BC Premier W.A.C. Bennett
W.A.C. Bennett
William Andrew Cecil Bennett, PC, OC was the 25th Premier of the Canadian province of British Columbia. With just over 20 years in office, Bennett was and remains the longest-serving premier in British Columbia history. He was usually referred to as W.A.C...

 was a major player in negotiating the treaty and, according to U.S. Senator Clarence Dill
Clarence Dill
Clarence Cleveland Dill was an American politician from the state of Washington. He was a Democrat.Dill was born in Knox County, Ohio. He attended Ohio Wesleyan University, where he was a member of Phi Kappa Psi....

, was a tough bargainer. The U.S. paid C$275 million, which accrued to C$458 million after interest. But Bennett's successor Dave Barrett
Dave Barrett
David Barrett, OC , commonly known as Dave Barrett, is a retired politician and social worker in British Columbia, Canada...

 was skeptical about the deal; he observed that the three dams and associated power lines ultimately cost three times that figure, in addition to other costs.

Additional controversy surrounded the flooding caused by the filling of the four Treaty reservoirs. In particular the filling of the Arrow Lakes reservoir and the Koocanusa reservoir flooded fertile farm land, inundated many ancient Native archælogical sites and artifacts, and displaced a large number of long term residents. The Columbia Basin Trust was established, in part, to address the long term socio-economic impacts in British Columbia that resulted from this flooding.

In recent years, the Treaty has garnered significant attention not because of what it contains, but because of what it does not contain. A reflection of the times in which it was negotiated, the Treaty's emphasis is on hydroelectricity and flood control. The Assured Operating Plans (AOP) that determine the Canadian Entitlement amounts and establish a base operation for Canadian Treaty storage, include little direct treatment of other interests that have grown in importance over the years, such as fish protection, irrigation and other environmental concerns. However, the Treaty permits the Entities to incorporate a broad range of interests into the Detailed Operating Plans (DOP) that are agreed to immediately prior to the operating year, and which modify the AOP to produce results more advantageous to both countries. For more than 20 years, the DOP's have included a growing number of fish-friendly operations designed to address environmental concerns on both sides of the border.

See also

  • Hydroelectric dams on the Columbia River
    Hydroelectric dams on the Columbia River
    Hydroelectric dams on the Columbia River and its tributaries in North America.- Mainstem Columbia dams :-Snake River:-Pend Oreille-Clark Fork–Flathead:-Kootenai River:-See also:...

  • B.C. Hydro and Power Authority
    BC Hydro
    The BC Hydro and Power Authority is a Canadian electric utility in the province of British Columbia generally known simply as BC Hydro. It is the main electric distributor, serving 1.8 million customers in most areas, with the exception of the Kootenay region, where FortisBC, a subsidiary of Fortis...

    , Province owned power utility and owner/operator of Mica, Arrow, & Duncan dams
  • Columbia Basin Trust
    Columbia Basin Trust
    The Columbia Basin Trust was created by the Columbia Basin Trust Act in 1995 to benefit the region most adversely affected by the Columbia River Treaty , in the Canadian province of British Columbia....

    , province of British Columbia effort to mitigate impacts of the treaty
  • Columbia Power Corporation
    Columbia Power Corporation
    Columbia Power Corporation is a Crown Corporation, owned by the province of British Columbia, Canada. Its mandate is to undertake power projects in the Columbia River region of British Columbia....

    , a province owned crown corporation and sister agency with CBT.
  • Bonneville Power Administration
    Bonneville Power Administration
    The Bonneville Power Administration is an American federal agency based in the Pacific Northwest. BPA was created by an act of Congress in 1937 to market electric power from the Bonneville Dam located on the Columbia River and to construct facilities necessary to transmit that power...

    , U.S. federal agency managing sale and transmission of federal power in the Pacific Northwest.
  • United States Army Corps of Engineers
    United States Army Corps of Engineers
    The United States Army Corps of Engineers is a federal agency and a major Army command made up of some 38,000 civilian and military personnel, making it the world's largest public engineering, design and construction management agency...

    , U.S. federal agency managing Libby dam and many other public works projects.
  • International Joint Commission
    International Joint Commission
    The International Joint Commission is an independent binational organization established by the United States and Canada under the Boundary Waters Treaty of 1909.The Commission has responsibilities related to the following treaties and agreements:...

    , binational commission to prevent and resolve U.S. and Canada disputes over boundary waters.
  • W. A. C. Bennett, Premier of British Columbia who led the development of dams on the upper Columbia and Peace Rivers
  • Grand Coulee Dam
    Grand Coulee Dam
    Grand Coulee Dam is a gravity dam on the Columbia River in the U.S. state of Washington built to produce hydroelectric power and provide irrigation. It was constructed between 1933 and 1942, originally with two power plants. A third power station was completed in 1974 to increase its energy...

    , the largest dam on the Columbia River
  • Kootenai River
    Kootenay River
    The Kootenay is a major river in southeastern British Columbia, Canada and the northern part of the U.S. states of Montana and Idaho. It is one of the uppermost major tributaries of the Columbia River, which is the largest North American river that empties into the Pacific Ocean...

    , upstream Columbia tributary that begins in Canada, enters U.S., and returns to Canada

External links

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