Energy — 2026-07-25

IAEA Reports Military Activity Disrupts Water Supply at Zaporizhzhia Nuclear Plant

BLUFContinued strikes on shared civilian infrastructure around Zaporizhzhia are eroding the buffer between municipal service disruptions and reactor safety functions, while IAEA monitoring gaps leave emergency readiness unverified.

IAEA Director General Rafael Grossi stated that military activity around Enerhodar disrupted water supply to the city and to the Zaporizhzhia nuclear plant, targeting local electrical infrastructure that a significant portion of plant staff depend on 12. Grossi said IAEA observers stationed at the plant have had only limited access to tap water since July 18, though there is currently no shortage of the well water used to cool reactor fuel 12. He did not attribute the military activity to either Ukraine or Russia 12. Grossi also reported that the on-site IAEA team has been unable to visit the off-site emergency operations center since December because of security concerns, and he repeated that plant staff "must be protected at all times" 12.

Analysis
Grossi's account describes a narrowing margin between the plant's electrical and water infrastructure and the safety functions that infrastructure supports, since the same strikes disrupting municipal water in Enerhodar have already curtailed IAEA observers' access to tap water on site. Reactor cooling still draws on independent well water, insulating the core safety function for now, but staff welfare and continuity of work depend on services now shown to be vulnerable to strikes neither belligerent has claimed. The months-long suspension of visits to the off-site emergency operations center leaves the plant's crisis-response chain effectively unverified by IAEA observers. Grossi renewed his appeal for staff protection, an appeal the agency can back only with public statements, not enforcement.

4 sources

IAEA reports water supply problems at Zaporizhzhia nuclear plant - Ukrinform
At the occupied ZNPP, water supply interruptions due to hostilities - UNN (Ukrainian National News)
Military activity hits water supply at Zaporizhzhia nuclear plant and nearby town, IAEA says - Reuters (via Daily Maverick)
Update 359 – IAEA Director General Statement on Situation in Ukraine - International Atomic Energy Agency (IAEA)