Oil storage prize draw
If you have a heating oil tank and live near one of our reservoirs, you could be eligible to enter our prize draw to win a £100 shopping voucher.
About the prize draw
If storage tanks are not properly maintained, they can pose a risk to water supplies.
Through this prize draw, we aim to help homeowners reduce the risk of oil leaks from storage tanks getting into our water supply reservoirs.
This will also help prevent damage to customers’ homes and the wider environment.
Who is eligible
Check our map to see if you live in one of the areas eligible for the prize draw.
Enter the prize draw
Complete our five-minute survey to be in with a chance of winning a £100 shopping voucher.
Entries close on 15 May 2026.
More benefits of taking part
Depending on your location and survey responses, you may qualify for:
- a free oil tank inspection
- a free leak monitor
- help to make improvements to your oil storage.
Request more information
For more information about the prize draw, please email heating.oil@wessexwater.co.uk or write to:
Domestic Oil Storage Campaign
Wessex Water
The Admiralty
Mill Street
Corfe Mullen
Dorset
BH21 3RQ
You can also view our prize draw terms and conditions.
Advice for oil storage and leaks
Find out more about how to store your heating oil safely and what to do if you spot a leak.