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Tender: EPC Delivery of 3.62MWp Solar Farm, 2MW/4MWh Battery and 11kV Microgrid with High‑Power EV Charging – Halton Borough Council (Widnes)

Released 12 months ago

Closed10 Jan 2026

Est. valueEstimate£130K to £2.9M

LocationNorth West

AgencyHalton Borough Council

SourceFind a Tender

CategoryEnergy & Environment

Submissions closedClosed Sat, 10 Jan 2026

About

Halton Borough Council is seeking an EPC contractor to provide turnkey detailed design, installation, commissioning and a minimum two-year EPC warranty and O&M service for a Smart Microgrid in Widnes. The project comprises a new 3.62MWp solar farm on a closed landfill site (St Michael's Golf Course, WA8 0PG) linked by an 11kV connection to the existing 1.2MWp solar farm to deliver a combined 5.2MWp of generation, a 2MW/4MWh battery storage system, a new 33kV/11kV Intake Substation at the Lower House Lane depot, an 11kV link (including a horizontal drill under a major A road) to the depot, four new 11kV distribution substations at Halton Stadium, Halton Leisure Centre, Municipal Offices and Lower House Lane Transport Depot, a buried HV ring connecting the intake and distribution substations, high‑power EV and eRCV charging infrastructure at Lower House Lane, and a SCADA control system. The Council owns the land and buildings, secured a DNO connection offer (6.1MVA export, 5.0MVA import) on 1 June 2021, submitted the planning application on 27 June 2024 and received planning approval on 23 January 2025, and has negotiated construction access.

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Similar awarded contracts12

Typical £130K to £2.9M

Design, Build, and Maintenance of 1MWp Solar Farm at Former Landfill Site in WidnesEnergy & EnvironmentAbsolute Solar and Wind Ltd

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Award of 1.2MWp Solar Farm, Battery Storage and Private Wire EPC and Maintenance Services to Absolute Solar and WindEnergy & EnvironmentAbsolute Solar and Wind

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Agency spend history

Halton Borough Council

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2 new energy and environment tenders

Design and Installation of Integrated Smart Energy System (Solar, Battery, EV, Heat Pump) – g39, CardiffEnergy & Environment · Closes 9 Nov 2026

Amelia Trust Farm Rooftop Solar PV, Battery Storage and Heating Decarbonisation Works – BarryEnergy & Environment · Closes 20 Nov 2026

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