Facility

Yara Herøya (Porsgrunn) Nitrogen Complex — Norway

Operated by Yara International ASANO · Herøya, Porsgrunn, Telemarkmanufacturing

500,000 MT/year ammonia capacity. Also Europe's largest electrolyzer (24 MW, green hydrogen), started 2024. First commercial green ammonia production in Europe. Porsgrunn is Yara's historic home since founder Norsk Hydro built Norway's first nitrogen plant here in 1905, powered by Norwegian hydroelectric power — making Yara's origin as a green company predating modern green chemistry by a century.

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