Jacobs Selected for Environmental Baselining Work at Oldbury for Potential New Nuclear

Why It Matters

The baseline data will be critical for the UK’s nuclear expansion strategy, reducing regulatory risk and accelerating timelines for low‑carbon power generation. It also helps address flood‑risk concerns that could otherwise stall development.

Key Takeaways

• Jacobs to collect terrestrial and marine baseline data at Oldbury
• Atkins Réalis and Aecom act as sub‑consultants
• Project supports planning for gigawatt, SMR, or AMR options
• Environmental work addresses flood‑risk concerns raised by researchers

Pulse Analysis

The United Kingdom is actively pursuing new nuclear capacity to meet its net‑zero targets, and Great British Energy‑Nuclear (GBE‑N) has earmarked the Oldbury‑on‑Severn site as a potential hub. While an existing decommissioned plant occupies part of the area, the surrounding land remains a strategic canvas for a next‑generation reactor. To move from concept to construction, regulators demand a robust environmental evidence base that demonstrates minimal impact on terrestrial and marine ecosystems, as well as compliance with the Habitats Regulations. Jacobs’ appointment signals a decisive step toward satisfying those requirements and de‑risking the permitting process.

Jacobs will lead a multidisciplinary team that includes Atkins Réalis and Aecom, combining expertise in ecological surveys, marine assessments, and regulatory navigation. The baseline programme will map flora, fauna, soil conditions, and water quality, generating data that feed directly into the Habitats Regulations Assessment and subsequent impact studies. By delivering a comprehensive data set early, GBE‑N can streamline the planning application slated for October 2025, whether the eventual design follows a traditional gigawatt‑scale plant, a small modular reactor (SMR), or an advanced modular reactor (AMR). This approach mirrors best practices in other jurisdictions where early environmental scoping has shaved months off approval timelines.

Beyond compliance, the work carries broader market implications. A clear environmental pathway reduces financing uncertainty, encouraging investors to commit capital to UK nuclear projects that compete with renewables and gas. However, the site’s flood‑risk profile—highlighted by recent academic research—remains a potential hurdle. By quantifying and mitigating these risks now, Jacobs helps GBE‑N present a more resilient case to both regulators and the public, reinforcing the UK’s energy security agenda while advancing its low‑carbon transition.