IJC, International Joint Commission, 1909, The Boundary Waters Treaty, Water levels, Pollution, Environment Canada, Rivers, Water Quality 

"International boundary Waters

Canada and the Untied States share a common boundary extending from the Atlantic to the Pacific and, in the north, along the Alaskan peninsula to the Arctic Ocean, a total length of some 5,500 miles. Over this distance it passes along a number of major rivers and lakes and intersects many rivers which flow across the boundary. By the turn of the Century, it was becoming apparent to government leaders that some permanent provisions should be made for dealing with a number of complex water problems that were developing. After lengthy negotiations, the Boundary Waters Treaty was signed in 1909 and, eighteen months later, was ratified.

The treaty set out rules and principles which govern the use and development of the water resources of common interest to the two countries. It also provided for the establishment of the International Joint Commission (IJC), which consists of six members, three from each country. The Commissioners act, not as separate national delegations under instructions from their respective governments, but as a single body seeking common solutions in the joint interest and, most importantly, in accordance with the agreed rules or principles set out in the Treaty..."  

This document is a typed brief introduction to the history and development of the International Joint Commission (IJC) and its relation to the Boundary Waters Treaty.

The document includes some descriptions of projects and places being conducted by the IJC
There is also a list of the Boards and Committees with International Responsibilities