| Sumykhimprom ammonia leak | |
|---|---|
| Part of thebattle of Sumy during theRussian invasion of Ukraine | |
 Interactive map of Sumykhimprom ammonia leak | |
| Location | 50°52′34″N34°52′58″E / 50.876234°N 34.882685°E /50.876234; 34.882685 Sumykhimprom factory Sumy Oblast,Ukraine |
| Date | 21 March 2022 (2022-03-21) ~04:30 (UTC+3) |
| Target | Ammonia production |
Attack type | Airstrike |
| Perpetrators |  Russian Armed Forces (Per Ukraine) Armed Forces of Ukraine (Per Russia) |
On 21 March 2022 during thebattle of Sumy, aRussian airstrike damaged one of theammonia tanks at theSumykhimprom plant,contaminating land within a 2.5 kilometres (1.6 mi) radius including the villages ofNovoselytsia [uk] andVerkhnia Syrovatka.[1][2] Due to the direction of the wind, the city ofSumy was largely unaffected despite its proximity to the leak.[3]
Two days prior to the leakMikhail Mizintsev, the Chief of Russia'sNational Defense Management Center claimed that Ukrainian nationalists were plotting afalse flag chemical attack in Sumy. Mizintsev alleged on 19 March that mines had been placed in chemical storage facilities at the plant to poison residents in case of Russian troops advancement into the city. He also alleged that asecondary school was similarly sabotaged inKotliareve [uk],Mykolaiv Oblast.[4]
The leak was first reported at about 4:30 am local time on 21 March 2022 at the Sumykhimprom chemical plant, located in the suburbs of Sumy.[4]
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