Battery Utility of Ohio: 4 MW Pumped Hydro Storage Facility in Ohio, USA

Battery Utility of Ohio is a pumped hydro storage facility located in Ohio, United States, with a capacity of 4 MW. Owned by Battery Utility of Ohio LLC, the plant is operational and contributes to the region's energy storage infrastructure. As a pumped hydro storage facility, it utilizes water reservoirs to store and generate electricity, providing grid flexibility and reliability. The facility operates under the regulatory framework of the United States, which includes standards such as NFPA 855 for energy storage system safety and UL 9540/UL 9540A for battery system testing. While pumped hydro storage has lower thermal runaway risk compared to lithium-ion batteries, it still requires careful siting and environmental considerations. The 4 MW capacity places it in the small-scale category for pumped hydro storage, which typically ranges from a few megawatts to several gigawatts. Environmentally, the facility's pumped hydro storage technology offers long-duration energy storage, supporting the integration of renewable energy sources like wind and solar. By providing peak shaving and frequency response services, it helps reduce reliance on fossil fuel peaker plants. The plant's location in Ohio, a state with a diverse energy mix, underscores its role in enhancing grid resilience and promoting cleaner energy use.

Pumped hydro storage facilities like Battery Utility of Ohio rely on water reservoirs, which can impact local aquatic ecosystems and water availability. However, they offer significant environmental benefits by enabling greater renewable energy integration and reducing greenhouse gas emissions. The facility's siting in a rural area of Ohio minimizes risks to populated areas, while its operation supports grid stability and reduces the need for fossil fuel-based peaking plants.