We are a separate company

On 1 April Electricity Transmission became a legally separate company within the National Grid Group. Find out more about what this change means.
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Network capacity map

Terms and conditions

Do you need some guidance to use the capacity network Map and get your data?

What are you planning to connect?

What type of connection?

What capacity are you connecting? (MVA)

Do you have an idea of where you want your connection?

Do you have an idea where do you want your connection?

Key
Low — less than 10% total site capacity still available
Medium — 10% to 25% total site capacity still available
High — 25% total site capacity still available
ID Name Demand Headroom Generation Headroom Fault Level Headroom Lease Availability Number of Tertiaries Available

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Substation Name:

Substation Type:

Voltage Level:

Substation Technology:

Indoor/Outdoor:

Spare Bays:

Spare Tertiaries:

Demand Information

Demand Capacity: MW

Peak Demand: MW

Demand Headroom: MW

Demand Potential:

Generation Information

Generation Capacity: MW

Connected Generation: MW

Contracted Generation: MW

Generation Headroom: MW

For any queries over 1,000 MW, please contact us via the Enquire button below.

Generation Potential:

Fault Level Information

Fault Level 3Ph Rating: kA

Fault Level 3Ph Fault Level: kA

Fault Level 1Ph Rating: kA

Fault Level 1Ph Fault Level: kA

Fault Level Headroom: kA

Fault Level Limitation:

National Grid Land Boundary

Lease National Grid Land

There are opportunities to lease National Grid land at this site. Ask for further details through our enquiry form.

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Lease National Grid Land

There are opportunities to lease National Grid land at this site. Download our Land Pack for further details.

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Average Sunshine and Wind

Sunshine iconSunshine: hours/month

Wind speed iconWind speed: knots

Climate average data provided by the Met Office from the period of 1981-2010.

Connection Information

Point of Connection Cost: £k

Average Reinforcement Cost:

Indicative Timescale:

Technology Availability: