CHS 2 Hike - Greenwater, Echo & Lost Lakes

Field trip: Conditioning Hiking Series

CHS 2 Hike - Greenwater, Echo & Lost Lakes

The sounds of the Greenwater River will be our constant companion as we hike through old growth forests to visit Greenwater Lakes and Lost Lake. This is the hike for you if you love whooshing rivers, water crossings over log bridges, tranquil lakes, and towering pines. CHS hike led at a CHS 2 pace (2.0-3.0 mph)

  • Easy, Moderate
  • Challenging
  • Mileage: 12.0 mi
  • Elevation Gain: 2,700 ft
  • Pace: 2.0-3.0 mph

Location: Greenwater Lakes Trailhead

 Meeting Time:  8:30am   Boots on the Trail:  8:45am

 Directions:   Use google maps for directions to Greenwater Lakes Trailhead. The WTA recommends these directions:  Take I-5 south to SR 18 at Exit 142A. Follow Highway 18 into Auburn and take the SR 164 exit. Head left on SR 164 through Enumclaw to SR 410. Turn left onto SR 410 and drive about 20 miles through the town of Greenwater, past the fire station to FR 70 on the left. Follow FR 70 a little over nine miles to FR 7033. Take a right and follow the road to the trailhead.

 Parking Pass:  Federal Northwest Forest Pass/America the Beautiful. You can purchase an annual pass or print a one-day pass or an electronic pass here.

 Carpooling: Meet South Renton Park and Ride, 205 S 7th St, Renton, WA 98057 at 6:45am. Load up and depart by 7:00am. Google maps will provide accurate driving directions to South Renton PR. Its approximately 90 minutes to the trailhead.


Weather: Please check the local weather the night before and the morning of the hike at NWS for Greenwater Lakes and Lost Lake area.  If the trail conditions and or the weather is unfavorable, the hike will be canceled or rescheduled for a different location.

Sturdy waterproof footwear and trekking poles are recommended.

 Vault toilets are available at the trailhead.

 Please bring small, energizing snacks that are easily consumed during our short 5-minute breaks that you can eat on the go! A treat will be provided during our bunch break, a well-deserved energizing GF treat as we relax at the lake.

 SAFETY will always be our priority! Please be prepared for the following:

  1. Narrow trails with sharp drop offs .
  2. Off-trail travel as we may need to navigate around fallen trees or other obstacles.
  3. Climbing over or under  trees that are blocking the trail. 
  4. Creek crossing with slippery rocks. Poles will be helpful for all water crossings.
  5. Muddy, slick trails or trails with running water. Poles will be helpful.

 My co-leader, Phoebe, and I, are looking forward to sharing this “water rich” hike with you. More details about this hike will be provided in the “Hello Hiker” email.


Greenwater, Echo & Lost Lakes

Required Equipment

Required Equipment

Ten Essential Systems

  1. Navigation (map & compass)
  2. Sun protection (sunglasses & sunscreen)
  3. Insulation (extra clothing)
  4. Illumination (headlamp/flashlight)
  5. First-aid supplies
  6. Fire (waterproof matches/lighter/candle)
  7. Repair kit and tools
  8. Nutrition (extra food)
  9. Hydration (extra water)
  10. Emergency shelter (tent/plastic tube tent/garbage bag)
Trip Reports