AMBLEWAY Wildest hikes

Fort Flagler State Park

Sewage Lagoon–Anti-Aircraft Battery Trail, 5 sights

3.3 mi · ▲ 261 ft · 1 hr 14 min

Sewage Lagoon–Anti-Aircraft Battery Trail, 5 sights is a 3.3-mile out-and-back in Fort Flagler State Park near Fort Flagler, WA. The route reaches Sewage Lagoon at the turnaround, 1.7 miles in. It climbs 261 ft, with sections as steep as 16% grade, and is mostly dirt. It scores 5/100 on the Ambleway Wildness scale: paved and peopled.

Elevation

0 mi39 – 187 ft · steepest grade: 16%3.4 mi

Getting there

Trailhead: Unnamed 48.09335, -122.70564
Nearest town Fort Flagler, WA
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Directions

AMBLEWAYwww.ambleway.com

Sewage Lagoon–Anti-Aircraft Battery Trail, 5 sights

3.3 mi · ▲ 261 ft · 1 hr 14 min

Elevation 38–187 ft

Out & Back · Fort Flagler State Park

Trailhead: 48.09335, -122.70564

Weather Aug 4: sunrise 5:51 AM · sunset 8:44 PM

Toilets at the trailhead · Parking lot at the trailhead

  1. Start at the trailhead, heading NW.
  2. 50 ftBear left onto Wilderness Trail, heading NW.
  3. 350 ftTurn left onto Fire Control Station Trail, heading S.
  4. 350 ftTurn right onto West Searchlight Trail, heading W.
  5. 100 ftTurn left onto Reservoir Trail, heading SW.
  6. 0.5 miTurn left onto Anti-Aircraft Battery Trail, heading S.
  7. 0.5 miTurn left onto Lagoon Trail, heading N.
  8. 0.5 miReach Sewage Lagoon, then turn around and head back the way you came.
  9. 0.5 miTurn right onto East Searchlight Trail, heading S.
  10. 0.5 miTurn right onto Reservoir Trail, heading N.
  11. 0.5 miTurn right onto West Searchlight Trail, heading NW.
  12. 100 ftTurn left onto Fire Control Station Trail, heading N.
  13. 350 ftTurn right onto Wilderness Trail, heading NE.
  14. 350 ftBear right, heading N.
  15. 50 ftArrive 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/sewage-lagoon-out-back-5-km-d5c8

Trail surface

82% dirt18% unspecified

Weather

Sunrise 5:51 AMSunset 8:44 PM

Sunset

The best sunset spot on this hike is 0.5 mi in (~15 min). Leave by 8:09 PM for the 8:44 PM sunset. Back at your car by 9:12 PM — 8 min before dark.

More sunset hikes nearby

Good to know

  • Toilets at the trailhead
  • Parking lot at the trailhead

Other ways to reach this destination

More from this trailhead

Hikes near Fort Flagler, Washington