Hartree Supply

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UK Fuel Mix Disclosure

In accordance with The Electricity (Fuel Mix Disclosure) Regulations 2005, all electricity suppliers are obliged to publish details of the mix of fuels used to generate the electricity supplied to you, including its impact on the environment.

Hartree Supply electricity fuel mix for 1 April 2022 to 31 March 2023:

Fuel Hartree Supply Fuel Mix UK Average Fuel Mix (for comparison)
Coal 9.0% 3.4%
Natural Gas 73.8% 39.3%
Nuclear 6.9% 13.9%
Renewable 2.7% 40.8%
Other 7.6% 2.6%

Emergency Contacts

In the event of an electrical emergency or power cut, please call 105 to be put through to your local electricity network operator.

If you smell gas, detect a gas leak, or experience an unexpected loss of supply, please call the National Gas Emergency service on 0800 111 999.

DNO: Distribution Network Operators in the UK

Name Telephone Number Address
WESTERN POWER DISTRIBUTION 01752502299 ELECTRICITY HOUSE, ELLIOT ROAD, PLYMOUTH, PL4 0YU
ELECTRICITY NORTH WEST 0800 195 4141 304 BRIDGEWATER PLACE, BIRCHWOOD PARK, WARRINGTON, WA3 6XG
NORTHERN POWERGRID 0800 375675 MANOR HOUSE, STATION ROAD, HOUGHTON-LE-SPRING, DH4 7LA
SCOTTISH & SOUTHERN ELECTRICITY NETWORKS 0800 300 999 1 FORBURY PLACE, FORBURY ROAD, READING, RG1 3JH
WALES & WEST 029 2027 8500 1 FORBURY PLACE, FORBURY ROAD, READING, RG1 3JH
NORTHERN GAS NETWORKS 0800 040 7766 Emperor Way, Doxford International Business Park, Sunderland, SR3 3XR
CADENT 0345 835 1111 Brick Kiln Street, Hinckley, Leicester, LE10 0NA

Codes of Practice

Deemed Contract Rates

Full details of our deemed rates:

Deemed Contract Rates

Help & Support

For more information contact us

For information on how to contact the Energy Ombudsman visit https://www.ombudsman-services.org/sectors/energy