Aug. 14 blackout exposes Soviet-era decay in Central Asian grid
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On Aug. 14, 2026, a cascading blackout cut power in parts of Kazakhstan, Kyrgyzstan, Tajikistan and Uzbekistan. Authorities attributed the outage to the shutdown of two units at Kyrgyzstan's Toktogul hydro plant that overloaded a 500 kV line in Kazakhstan, while governments traded blame. The disruption stopped Almaty's metro and cashless payments in Bishkek.
Key Facts
- The blackout started at about 14:38 local time on Aug. 14, 2026 in several districts of Almaty and across Almaty region.
- By 15:15, electricity had been lost in Dushanbe, Khujand, Kulyab, Nurek and about ten other Tajik cities.
- Tajikistan's Energy Ministry said the cause was the shutdown of two hydro units at Kyrgyzstan's Toktogul HPP with combined capacity of 600 MW, which overloaded Kazakhstan's 500 kV North-South line.
- Kazakhstan's KEGOC confirmed an emergency automation disconnected some consumers after a power surge.
- Kyrgyzstan's National Electric Network said its power system temporarily moved to isolated mode and automation operated according to regulations.
Outage Timeline
Power was cut at about 14:38 local time in several districts of Almaty and across Almaty region. Within twenty minutes, outages covered Bishkek and the Chui and Issyk-Kul regions of Kyrgyzstan. By 15:15, Dushanbe, Khujand, Kulyab, Nurek and about ten other Tajik cities had lost electricity. In Almaty the metro stopped, traffic jams stretched for kilometres, and mobile communications and drinking water were disrupted. In Bishkek ATMs and cashless payment terminals stopped working.
Official Explanations
Tajikistan's Energy Ministry blamed the shutdown of two hydro units at Kyrgyzstan's Toktogul HPP, with combined capacity of 600 MW, for creating an imbalance that hit Kazakhstan's 500 kV North-South transit line. Kazakhstan's KEGOC said a power surge occurred and emergency automation disconnected some consumers. Kyrgyzstan's National Electric Network said the system temporarily shifted to isolated mode and automation operated "according to regulations" to preserve equipment. Kazakhstan's Energy Ministry denied that Uzbekistan's outages were caused by an accident in Kazakhstan's grid. Uzbekistan pointed to an "accident in the energy system of one of the neighbouring countries."
Soviet-Era Infrastructure
Kyrgyz President Sadyr Japarov said before this accident that it was shameful for Kyrgyzstan to have a power deficit despite sitting at the source of major water resources, because no large hydroelectric plant had been built in years of independence. Since independence, Kyrgyzstan had commissioned only one unit of Kambarata HPP-2. The unified regional energy system is assembled from half-century-old Soviet components. In January 2022, a similar exchange of accusations followed a blackout without identifying a single culprit.
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Aug. 14 blackout exposes Soviet-era decay in Central Asian grid
