| Injection Point | Gaping Gill [SD7512072690] |
|
| Detection Point | Clapham Beck Head [SD754711] |
| Tracer | Ammonium sulphate |
| Quantity | 2x2cwt |
| Detection Method | Nesslers Reagent |
| Time | 5 days |
| Distance | |
| Average Velocity | |
| Depth |
| Date | 28/04/1900 |
| Notes | |
| Test credit | |
| References | Carter, W.L. and Dwerryhouse, A. 1904. The underground Waters of North-West Yorkshire part 2. The underground waters of Ingleborough. Proceedings of the Yorkshire Geological Society 15:248-292 |