Henleaze Lake water quality history
Explore historical Environment Agency samples and annual bathing water classifications for Henleaze Lake in City of Bristol.
Henleaze Lake is situated in the Bristol suburb of Henleaze, 3 miles from the city centre. This former quarry is approximately four hundred metres long and thirty metres wide, with an average depth of three metres increasing to six metres under the diving area. Swimming access is via pontoons and diving boards at the southern end of the lake. There is no beach at the lake; however a lawn area exists at the southern end, a steep rock face around the north and eastern edges and a wooded bank on the west shore. The lake is entirely spring-fed and has a variety of recreational uses, principally swimming and angling. The Lake is open to members and their guests only, from May to September
- Available sample history
- 2014 to 2026
- Samples
- 247
- Latest official classification
- Excellent (2025)
Interactive charts are loading. The classification history is available below.
Annual classification history
Official assessments and historical estimates are labelled separately. Missing years are not filled in.
| Year | Classification | Assessment source |
|---|---|---|
| 2025 | Excellent | Official Environment Agency assessment |
| 2024 | Good | Official Environment Agency assessment |
| 2023 | Good | Official Environment Agency assessment |
| 2022 | Good | Official Environment Agency assessment |
| 2021 | Good | Official Environment Agency assessment |
| 2019 | Good | Official Environment Agency assessment |
| 2018 | Good | Official Environment Agency assessment |
| 2017 | Good | Official Environment Agency assessment |
| 2016 | Good | Official Environment Agency assessment |
| 2015 | Good | Official Environment Agency assessment |
| 2014 | Sufficient | Official Environment Agency assessment |
Source: Environment Agency / Swimfo. Data retrieved 16 October 2026. Historical trends do not describe conditions today; check Swimfo and local notices for current advice.
Nearby bathing waters
- BreanSomerset
- Clevedon BeachNorth Somerset
- River Frome at Farleigh HungerfordSomerset
- Weston MainNorth Somerset
- Weston-super-Mare Sand BayNorth Somerset
- Weston-super-Mare Uphill SlipwayNorth Somerset
