# Gateway Energy Storage System

CAISO asset profile · https://askthegrid.com/assets/facilities/gateway-energy-storage-system

Gateway Energy Storage, LLC - San Diego County - CAISO

Gateway is a 250 MW lithium-ion battery facility in East Otay Mesa. Its construction contractor describes 600 MWh of AC energy storage; the cited sources do not establish how much capacity is currently available following the May 2024 fire.

## Metrics

- **Nameplate capacity:** 250 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 63834 — plant-63834

## Facts

- **Technology:** Batteries
- **Operator:** REV Renewables, LLC

## Related parties

- **Offtaker:** Pacific Gas and Electric Company — Offtaker under a long-term agreement; 15-year, 50 MW contract identified in PG&E procurement records ([source](https://www.pge.com/))

## Sources

- [investor.pgecorp.com](http://investor.pgecorp.com/news-events/press-releases/press-release-details/2020/PGE-Poised-to-Expand-Battery-Energy-Storage-Capacity-by-More-Than-420-Megawatts/default.aspx) — investor.pgecorp.com · public_source — Source retained for exact-record publication review.
- [powermag.com](https://powermag.com/worlds-largest-for-now-battery-storage-project-online-in-california) — powermag.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/gateway-energy-storage-system
Website: [Gateway Energy Storage, LLC](https://www.revrenewables.com/)

Source: Ask the Grid — https://askthegrid.com/