| Site Name | Area | Last Modified |
|---|---|---|
| GREBE SWALLET | Mendip | 18 Jun 2012 |
| H&S | Mendip | 25 Sep 2020 |
| Harridge Woods Area | Mendip | 04 Nov 2024 |
| HAYDON DROVE SWALLET | Mendip | 01 Jan 2005 |
| HEALE FARM CAVE | Mendip | 28 May 2024 |
| HILLGROVE SWALLET | Mendip | 22 Nov 2022 |
| HILLIER’S CAVE | Mendip | 09 Apr 2025 |
| HILLWITHY CAVE | Mendip | 19 Jun 2023 |
| Hobnail Hole | Mendip | 21 Jul 2020 |
| Holly Bush Shaft | Mendip | 02 Sep 2022 |