The Tasman Region's Clarke River is one of three rivers by that name in the South Island of New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

. It rises in the Kahurangi National Park

Kahurangi National Park

Kahurangi National Park is a national park in the northwest of the South Island of New Zealand. It was gazetted in 1996 and covers 4,520 km². It is the second largest of New Zealand's fourteen national parks...

 from the eastern flanks of Mt Sodom (1565 metres (5,134.5 ft)) and Mt Gomorrah (1592 metres (5,223.1 ft)) flowing southeast then northeast before joining the Baton River

Baton River

The Baton River is a river in the Tasman District of the South Island of New Zealand. It rises near the Baton Saddle in the Arthur Range and flows ESE then northeast before feeding in to the Motueka River 2 km south of Woodstock...

 10 kilometres northwest of the township of Tapawera

Tapawera

Tapawera is a small Kahurangi Gateway town in New Zealand's South Island. It is located 30 kilometres southwest of Nelson by the banks of the Motueka River...

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