1. Start on Old Quarry Road, heading SW.
2. 50 ftPass Back Beach.
3. 50 ftPass Flat Ledge Quarry.
4. 50 ftPass Upper Pit / Carlson's Reservoir.
5. 0.3 miPass Butman Pit.
6. 100 ftBear left, heading NW.
7. 0.1 miBear right, heading NW.
8. 350 ftPass Steel Derrick Quarry.
9. 0.4 miSharp right, heading W.
10. 0.7 miPass Bay State Quarry.
11. 200 ftTurn right onto Old Rail Track, heading N.
12. 0.4 miPass Pine Pit.
13. 200 ftSharp left, heading E.
14. 0.1 miTurn left, heading E.
15. 0.2 miPass Folly Cove Shore Dive Site.
16. 50 ftPass Nickerson Pit.
17. 200 ftReach Upper Pit / Carlson's Reservoir, then turn around and head back the way you came.
18. 0.3 miTurn right, heading E.
19. 0.6 miTurn left, heading SW.
20. 0.8 miSharp left, heading S.
21. 0.5 miBear left, heading NE.
22. 0.1 miBear right, heading SE.
23. 100 ftContinue straight onto Squam Hill Road, heading SE.
24. 0.2 miContinue straight onto Old Quarry Road, heading SE.
25. 350 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/upper-pit-carlsons-reservoir-steel-derrick-quarry-out-back-13-lakes-8-km-cbab