EMSWCD’s service area is divided into three zones.
All board positions are elected by eligible voters residing in the district, regardless of the zone they live in. One board member represents each zone, and there are two at-large positions.
Want to find out which zone you live in? Check out the searchable online map.
Zone 1

Zone 1 consists of Multnomah County lying north of the Willamette Base Line (Willamette Meridian) from the Willamette River to the Sandy River.
- North: Columbia River, following the line separating Multnomah County, Ore., and Clark County, Wash.
- South: Willamette Base Line (T.1N-T.1S township line). Stark Street runs along the Willamette Base Line almost to the Sandy River. Stark Street curves to the south just west of the river. The Base Line continues east. The zone boundary is the Base Line.
- East: The main channel of the Sandy River
- West: The main channel of the Willamette River

Zone 2

Zone 2 includes all of Multnomah County lying south of the Willamette Base Line from the Willamette River to the Sandy River.
- North: Willamette Base Line (T.1N-T.1S township line)
- South: Multnomah County-Clackamas County line (section line)
- East: The main channel of the Sandy River
- West: The main channel of the Willamette River, Ross Island, is included in this zone.

Zone 3

Zone 3 comprises all of Multnomah County lying east of the Sandy River.
- North: Columbia River, following the line between Multnomah County, Ore., and Clark County, Wash.
- South: Multnomah County-Clackamas County line (section line)
- East: Multnomah County-Hood River County line
- West: The main channel of the Sandy River
All original map images are © Google 2024