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Glen Tarken, Loch Earn, St Fillans, Perthshire.
| NGR: | NN 65275 28772 |
| WGS84: | 56.43185, -4.18633 |
| Length: | Not recorded |
| Vert. Range: | Not recorded |
| Altitude: | 386 m |
| Geology: | Southern Highland Group - semipelite |
| Tags: | Sink, Adit, Tunnel, ManMade |
| Registry: | second |
Tunnel / Adit.
Tunnel mouth and adjacent intake point along route of water diversion tunnel. See 'Glentarken Tunnel [Beich Intake]' & 'St Fillans Power Station [Access Portal]' for main registry entries.
Alternate Names: None recorded.
Notes: Labelled as 'Tunnel' & 'Intake' on OS map.
Main intake point is to N of tunnel mouth at [NN 6526 2881].
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This entry was last updated: 2025-10-18 02:00:42
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