St Helens water quality history
Explore historical Environment Agency samples and annual bathing water classifications for St Helens in Isle of Wight.
St Helens is a small bay situated on the east coast of the Isle of Wight at the mouth of Bembridge Harbour. Measuring less than 1km in length, the sandy beach slopes from the seawall into the harbour entrance channel. There is a café and beach huts on the promenade that stretches along the beach, with sand dunes at the rear.
- Available sample history
- 1988 to 2026
- Samples
- 794
- 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 | Excellent | Official Environment Agency assessment |
| 2016 | Excellent | Official Environment Agency assessment |
| 2015 | Good | Official Environment Agency assessment |
| 2014 | Good | Official Environment Agency assessment |
| 2013 | Excellent | Official Environment Agency assessment |
| 2012 | Excellent | Official Environment Agency assessment |
| 2011 | Excellent | Official Environment Agency assessment |
| 2010 | Excellent | Official Environment Agency assessment |
| 2009 | Sufficient | Historical estimate |
| 2008 | Sufficient | Historical estimate |
| 2007 | Good | Historical estimate |
| 2006 | Excellent | Historical estimate |
| 2005 | Excellent | Historical estimate |
| 2004 | Sufficient | Historical estimate |
| 2003 | Sufficient | Historical estimate |
| 2002 | Sufficient | Historical estimate |
| 2001 | Good | Historical estimate |
| 2000 | Sufficient | Historical estimate |
| 1999 | Sufficient | Historical estimate |
| 1998 | Sufficient | Historical estimate |
| 1997 | Poor | Historical estimate |
| 1996 | Poor | Historical estimate |
| 1995 | Poor | Historical estimate |
| 1994 | Sufficient | Historical estimate |
| 1993 | Sufficient | Historical estimate |
| 1992 | Poor | Historical estimate |
| 1991 | Poor | Historical estimate |
| 1990 | Poor | Historical estimate |
| 1989 | Not assessed | Historical estimate |
| 1988 | Not assessed | 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.