UK renewable project intelligence · REPD 17161

Sunbury Battery Energy Storage System - Battery Energy Storage System

EcoDev Group Limited · Battery · South East

Open in interactive explorer How forecasting works

Reported capacity200 MWInstalled Capacity (MWelec) in the public REPD record

Development stageAwaiting ConstructionCurrent short status in the latest source snapshot

Screening score78/100Low heuristic screening risk

Planning record

Project Evidence

Source fields are retained from the latest UK Renewable Energy Planning Database snapshot.

TechnologyBattery

Operator or applicantEcoDev Group Limited

RegionSouth East

CountySurrey

CountryEngland

Planning authoritySpelthorne

Planning reference24/01112/FUL

CfD allocation roundNot reported

Planning history

Planning Timeline

Planning submitted12 Sept 2024
Planning granted16 Jan 2026
Latest public record24 Feb 2026

Time to operation

Delivery Signal

Relative two-year evidence for prioritisation, separated from unvalidated literal probabilities and external-risk scenarios.

Two-year signal88/100Stronger relative evidence

Three-year outputResearch onlyNot released as a probability

Five-year outputWithheldInsufficient validated cohorts

Ranking signal only · Moderate public-data coverage

The score is a percentile rank, not a 88% chance of delivery. Use it to prioritise comparable projects, then inspect the dated planning evidence and constraints before making a decision.

Positive public evidence

Construction has started
Observed multi-stage progression

Risks and missing evidence

No major public-data warning detected

Source and scope. Project facts derive from the official DESNZ Renewable Energy Planning Database quarterly extract. Delivery signals and screening scores are research enrichments by this platform; public data does not reveal private finance, land, supply-chain or contract terms.