30^th Jan, 2026
A major clean energy project near Harbury is poised to make a significant contribution to the local electricity network, bringing low-carbon power and greater grid resilience to the Leamington Spa area.
The Middle Road Solar Farm, a 49.9 MW solar photovoltaic installation, is under construction just outside the village of Harbury in the Stratford-on-Avon area. Its development, now advancing rapidly after being acquired by Centrica Business Solutions in 2024, marks a milestone for renewable energy investment in Warwickshire.
Planning documents for the site show solar panels will be installed across the 212 acre site at Middle Road Farm. Once energised, the site is estimated to generate enough clean electricity to power 14,500 local homes.
Importantly for Leamington Spa residents, the solar farm is being built with a co-located battery energy storage system, which transforms intermittent renewable energy output into a reliable source of grid stability.
While solar panels produce electricity when the sun shines, battery storage allows that energy to be held and released when it’s needed most, such as during evening peak demand or periods of low wind generation.
The nearby Leamington Spa area is one of the region’s major demand centres, with households and businesses drawing significant electricity throughout the day and into the evening. Solar generation typically peaks at midday, so a co-located battery can absorb surplus power that might otherwise be curtailed and store it for later use when the grid needs it more.
In the short term, battery storage helps the electricity grid react automatically to second-by-second changes in supply and demand. If electricity use suddenly rises, or renewable generation drops, the battery can instantly release power. When there is too much electricity on the network, it can absorb the excess just as quickly.
Over longer periods, battery storage helps manage predictable daily patterns in electricity use. Energy can be stored when demand is low, such as overnight or during sunny afternoons, and then released during busy evening periods.
By shifting electricity to where and when it is needed most, batteries reduce pressure on local infrastructure, help avoid congestion on power lines, and cut the need for expensive new overhead cables or substations.
The sale of the project to Centrica Business Solutions underscores the confidence that major energy companies have in the UK’s renewable infrastructure and the vital role storage-enabled projects will play in the transition to net zero.
Centrica – owner of British Gas, one of the largest domestic and business energy suppliers – has been expanding its portfolio of solar and storage assets as part of a broader strategy to support decarbonisation and deliver flexible, low-carbon energy solutions for homes and businesses.
Its involvement in the Middle Road project brings both capital and technical expertise, helping ensure that the development remains on track and aligned with wider grid support priorities.
The UK government has committed to a Clean Energy 2030 plan where the vast majority of power on the national grid will be sourced from renewable and low-carbon sources of energy. Projects like the Middle Road Solar Farm are vital to that vision, adding clean generation capacity and pairing it with innovative storage solutions to deliver real operational value.
Battery storage is increasingly recognised as a key component of a modern energy system. It provides balancing services that enable more renewable generation to be absorbed into the grid, reducing reliance on fossil fuel-based peaking plants and improving the efficiency of the network as a whole.
In the context of the Midlands, where demand centres such as Leamington Spa and nearby towns require secure and affordable energy, this project exemplifies how strategic investment in renewable generation and storage can help deliver a cleaner and more resilient energy future.
This is a submitted article
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