daily · Energy Policy

South Africa proposes 4,600 MW storage and 5,000 MW gas procurement priority

The October 7 government statement describes a proposed first determination under IRP 2025. Procurement, construction and electricity delivered remain separate milestones.

By Greener Numbers Editorial Team · Published October 10, 2026 · Updated 10/10/2026

South Africa's electricity and energy minister describes a proposed first procurement determination under the Integrated Resource Plan 2025 that prioritizes 4,600 megawatts of battery storage and 5,000 megawatts of gas-to-power. The government statement is dated October 7. These proposed allocations are not capacity already built or delivering electricity.

The combined 9,600-megawatt allocation addresses storage, flexibility and dispatchable supply, according to the statement. The first determination makes no provision for new wind or solar capacity; the government says a later determination will address those technologies, hybrid projects and longer-term pumped storage. That sequence is not a cancellation of all future renewable development.

The statement explains curtailment as available generation that cannot be accommodated because of network constraints or operating conditions. Batteries can shift surplus electricity into periods of need, but their location and operation must avoid recreating the same network bottleneck when they discharge.

The government says storage procurement will be aligned with the system operator's charging and discharge needs and backed by availability and performance obligations. The 4,600-megawatt figure describes power, not a published megawatt-hour total or a guarantee of uninterrupted power for each household.

The proposed gas allocation is intended to provide flexible supply when renewable output declines or demand rises. The statement says fuel availability, delivered prices, port and pipeline infrastructure, grid connections and commissioning schedules must be assessed together. Gas generation does not absorb surplus electricity in the way a battery can.

Limits: the release does not establish completed contracts for the entire proposed allocation, operational dates for each project or a specific household bill reduction. It also says transmission expansion remains necessary. The confirmed development is a government procurement approach, with procurement design and delivery still distinct from a measured improvement in customer costs or reliability.

Official source: gov.za ↗