Southend Three Shells water quality history
Explore historical Environment Agency samples and annual bathing water classifications for Southend Three Shells in Southend-on-Sea.
Three Shells Beach is in the centre of Southend-on-Sea, just to the west of the pier and next to the Adventure Island Amusement Park. It's a small sandy beach with a tidal pool at the eastern end. It is in a sheltered position with a shallow profile, and is very popular with families.
- Available sample history
- 2001 to 2026
- Samples
- 529
- 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 | Excellent | Official Environment Agency assessment |
| 2023 | Excellent | Official Environment Agency assessment |
| 2022 | Excellent | Official Environment Agency assessment |
| 2021 | Excellent | Official Environment Agency assessment |
| 2019 | Excellent | Official Environment Agency assessment |
| 2018 | Excellent | Official Environment Agency assessment |
| 2017 | Good | Official Environment Agency assessment |
| 2016 | Good | Official Environment Agency assessment |
| 2015 | Good | Official Environment Agency assessment |
| 2014 | Good | Official Environment Agency assessment |
| 2013 | Good | Official Environment Agency assessment |
| 2012 | Good | Official Environment Agency assessment |
| 2011 | Good | Official Environment Agency assessment |
| 2010 | Good | Official Environment Agency assessment |
| 2009 | Good | Historical estimate |
| 2008 | Good | Historical estimate |
| 2007 | Good | Historical estimate |
| 2006 | Sufficient | Historical estimate |
| 2005 | Sufficient | Historical estimate |
| 2004 | Sufficient | Historical estimate |
| 2003 | Sufficient | Historical estimate |
| 2002 | Sufficient | Historical estimate |
| 2001 | Sufficient | Historical estimate |
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
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