| Moorland Challenge | index |
Blackwater Marathon
| Originator: | Essex & Herts LDWA |
| Month: | November |
| Frequency: | Held Annually |
| Distance: | 26¼ miles |
| Ascent: | 800 feet |
| Time: | 9½ hours |
| Location: | Blackwater Estuary |
| Maps: | Explorer 176, 183, 184 |
| Awards: | Badge & Certificate |
| No. | Grid Ref. | Checkpoint |
|---|---|---|
| Start | TL 894 170 | - |
| Finish | TL 894 170 | - |
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