Negosyante News

Tight Electricity Supply Persists Over Visayas

MANILA, Philippines — The grueling energy crisis hitting central Philippines shows no signs of immediate relief. The National Grid Corporation of the Philippines (NGCP) has issued yet another grid warning as the Visayas network continues to grapple with razor-thin electricity margins.

The prolonged power crunch, which has triggered almost daily grid warnings since May 12, stems from a heavy cluster of unplanned shutdowns at major regional baseload facilities.

The continuous multi-week strain on the system has forced the grid superhighway operator to keep consumers and distribution utilities on constant high alert:

                            [ VISAYAS ELECTRICITY MARGIN CRUNCH ]
                                              │
         ┌────────────────────────────────────┴────────────────────────────────────┐
         ▼                                                                         ▼
   [ THE RECURRING YELLOW ALERT ]                                            [ THE COAL PLANT VACUUM ]
 • **The Reserve Shortfall:** A yellow alert status is declared when  • **Forced Outages:** The immediate supply threat is caused by the 
   the grid's operating margin is completely insufficient to meet its • simultaneous unavailability of multiple large, coal-fired units.
   standard emergency contingency requirement.                       • **900 Megawatts Lost:** With major generation chunks frozen, the 
 • **The Rotational Risk:** While a yellow alert means existing plants• grid is missing roughly 900 MW of power, forcing heavy reliance 
   can barely satisfy active demand, any subsequent mechanical failure • on transmission lines from Luzon and earthquake-hit Mindanao.
   will immediately drop the region into rolling red-alert brownouts. •

Despite round-the-clock troubleshooting by private operators, the Department of Energy (DOE) and NGCP spokesperson Cynthia Alabanza clarified that stabilizing the central grid will be a slow, multi-month process. Although select units have attempted to rejoin the system, recurring technical malfunctions have hampered progress.

The restoration timeline for the region’s primary power providers highlights a protracted recovery curve:

[ THE VISAYAS BASELOAD POWER RESTORATION TIMELINE ]
                    │
                    ▼
[ June 19, 2026 ] ──► **Kepco SPC Unit 2:** Located in Naga City, Cebu, this major unit briefly returned 
                      to service but quickly suffered a secondary technical glitch. Engineers expect full restoration.
                      │
                     ▼
[ July 3, 2026 ]  ──► **Panay Energy Development Corp. (PEDC) Unit 3:** The Iloilo City facility represents a 
                      vital 150-MW grid injection. Officials expect its return to eliminate the harshest alerts.
                      │
                      ▼
[ August 2026 ]   ──► **Therma Visayas Inc. (TVI) Units 1 & 2:** Complete systemic stability is not expected until 
                      late August, when these final two massive coal-fired assets are scheduled to come back online.

The lack of reliable local capacity has directly impacted the regional economy, hitting consumers through severe Wholesale Electricity Spot Market (WESM) price hikes:

[ MAY WESM AVERAGE ELECTRICITY PRICE SPIKES ]
  ■ Luzon Grid: 24.8% Increase ──► ₱7.02 / kWh
  ■ Mindanao Grid: 64.8% Increase ──► ₱9.28 / kWh
  ■ Visayas Grid: 81.4% Surge ──► ₱10.20 / kWh

The Independent Electricity Market Operator of the Philippines (IEMOP) warned that if supply shortages persist alongside infrastructure repairs following recent regional earthquakes, average spot market prices could permanently hover around ₱9 to ₱10 per kilowatt-hour over the next few weeks.

The Structural Fix: The ongoing crisis has sparked an intense policy shift within the executive branch. Energy Secretary Sharon Garin stated that the Visayas is in dire, immediate need of new, non-intermittent baseload power assets. While the region boasts a high concentration of renewable energy platforms like solar and wind, their weather-dependent generation leaves the grid structurally vulnerable during extreme peak heat blocks, emphasizing the need for robust mid-merit and traditional plants to complement green energy transitions.

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