Districts are defined by watershed boundaries for civil works projects and by political boundaries for military projects.

The SRRCD decision-making process is based totally on watershed boundaries.

They form part of the watershed boundary between the Rio Grande and the Pecos River.

The "Lutzere" mountains form the watershed boundary between the Emme River and the Aare River.

This classification is the state's most stringent and forbids development within the watershed boundary.

Most of its course is close to the watershed boundary with the middle reaches of the Anker.

One frequently used feeding spot is located near Carquinez Scenic Drive, just west of the watershed boundary.

The watershed boundary of the Naas River defines the southern and south-eastern border of the Australian Capital Territory with New South Wales.

The primary objections were that the new church would have been only 10 feet from a watershed boundary, and that there were alternate sites available on the church's 12-acre property.

The Laurentian Divide's western terminus is here, but the watershed boundaries continue.