The Daldykan (Russian: Далдыкан or Долдыкан Doldykan[1]) is a river close to Norilsk in Taymyrsky Dolgano-Nenetsky District, Krasnoyarsk Krai in Russia, a right tributary of the Ambarnaya.

[1] The Daldykan has been regularly polluted by nickel industry, namely from Nornickel; as a result the river's water has turned red.

[2] [3] In May 2020, 17,500 tonnes of diesel fuel spilt into the river from a power plant.

[4] Russia's president, Vladimir Putin, declared a state of emergency.

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