1. Start at the trailhead, heading S.
2. 0.4 miBear right onto Prosser Dam Trail, heading SW.
3. 200 ftTurn right onto SR 89 Trail, heading W.
4. 0.3 miSharp left, heading S.
5. 0.3 miTurn left, heading W.
6. 250 ftTurn right onto Alder Drive Trail, heading SW.
7. 0.3 miContinue straight onto Comstock Drive Trail, heading S.
8. 0.4 miTurn right, heading SW.
9. 0.6 miSharp right, heading SW.
10. 0.6 miSharp left onto East Perimeter Trail, heading NW.
11. 1 miReach the turnaround, then head back the way you came.
12. 1 miSharp right, heading NW.
13. 0.6 miSharp left, heading SE.
14. 0.6 miTurn left onto Comstock Drive Trail, heading E.
15. 0.7 miTurn left, heading NE.
16. 250 ftTurn right, heading NE.
17. 0.3 miSharp right onto SR 89 Trail, heading E.
18. 0.3 miTurn left onto Prosser Dam Trail, heading N.
19. 150 ftBear left, heading N.
20. 0.2 miArrive back at the trailhead.

Each distance is the walk from the previous step. Tap a step for a map of its junction.

Trail map, photos and weather for this hike: www.ambleway.com/hikes/east-perimeter-trail-out-back-12-km-e2a3