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Injection Point | Lancaster Hole Downstream sump [SD664807] |
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Detection Point | Witches cave 120 along Upstream tunnel [SD660799] |
Tracer | |
Quantity | |
Detection Method | |
Time | ?11 days |
Distance | |
Average Velocity | |
Depth |
Date | 21/07/1997 |
Notes | Also positive at Leck Beck Head. |
Test credit | |
References | Cordingley, J. 2020. Witches Cave. Cave Diving Group Newsletter 215:12 |