Kaupokonui River

at Beach Domain
Unsuitable for swimming
Last sampled: 26 Jun 2025

Manganui River

at Everett Park
Unsuitable for swimming
Issued: 04 Jul 2025

Oakuramatapu River

at Corbett Park
Poor
Long-term grade

Patea River

at boat ramp
Poor
Long-term grade

Patea River

at King Edward Park Scout Den
Poor
Long-term grade

Te Henui Stream

at mouth
Unsuitable for swimming

Timaru Stream

at end of Weld Road (near mouth)
Poor
Long-term grade

Tongaporutu River

at boat ramp
Poor
Long-term grade

Urenui River

at river mouth
Poor
Long-term grade

Waingongoro River

250m upstream of mouth (Ohawe Beach)
Unsuitable for swimming
Last sampled: 26 Jun 2025

Waingongoro River

at Taumata Park
No recent data
Long-term grade

Waitara River

at Town Wharf
Poor
Long-term grade

Waitara River

at Bertrand Road
Poor
Long-term grade

Waiwhakaiho River

adjacent to Lake Rotomanu
Unsuitable for swimming
Last sampled: 26 Jun 2025

Waiwhakaiho River

at Merrilands Domain
Unsuitable for swimming
Last sampled: 26 Jun 2025

Waiwhakaiho River

at Meeting of the Waters
Unsuitable for swimming
Last sampled: 26 Jun 2025

Water quality changes, so avoid swimming for 2 – 3 days after heavy rain.
See lawa.org.nz/swim for more info on popular swim spots.