| Injection Point | Barkin Beck sink [SD67248548] |
|
| Detection Point | Britannia Cave cave resurgence [SD67088522] |
| Tracer | Photine |
| Quantity | 300ml |
| Detection Method | cotton wool |
| Time | |
| Distance | 271m |
| Average Velocity | |
| Depth | 10m |
| Date | 25/08/2013 |
| Notes | Sink of main beck SW of Beckside Cave, confusing area of sinks and risings! |
| Test credit | Hugh St Lawrence |
| References |