![]() |
Injection Point | Harnisha Burn Sink [NY987346] |
![]() |
Detection Point | Mine level at Bollihope Shield [NY998348] |
Tracer | |
Quantity | |
Detection Method | |
Time | |
Distance | |
Average Velocity | |
Depth |
Date | |
Notes | |
Test credit | |
References | Anon 1971. Some thoughts on the major hydrological systems and associated caves in the Yoredale limestones of the Northern Dales. Moldywarps Speleological Group Journal 4:31-36 |