Trail Running Planet · Nidderdale · Washburn Valley
Thruscross, Fewston and Swinsty from Blubberhouses
Three reservoirs, one long run, and some of the best-maintained trail surfaces in the north. This is what you do when you want big distance without big hills.
Distance
23.7 km
Ascent
195 m
Descent
197 m
Max elevation
269 m
Route type
Loop
Est. time
4h 20m – 5h 50m
Grade
Very Hard
Navigation
straightforward
Parking
LS21 2NP
Dogs
Welcome
Best seasons
spring, summer, autumn
About this route
A 23.7km circuit linking all three main Washburn Valley reservoirs from Blubberhouses - Swinsty, Fewston, and Thruscross - on well-maintained Yorkshire Water tracks.
Hazards & notes
No shelter on the upper reservoir for long sections - check the forecast for this distance. Carry sufficient water and nutrition for 23+km. Height barriers at car parks.
Emergency
Call 999 or 112 → ask for Police → request Mountain Rescue. Register Emergency SMS: text "register" to 999.
Full route, GPX download & live conditions:
https://trailrunningplanet.com/routes/england/nidderdale/washburn-valley/thruscross-fewston-swinsty-blubberhouses
trailrunningplanet.com