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The water quality site is not accessible by the public. The Awatere River is generally turbid for long periods following flood events due to the occurrence of mudstones in the catchment.

The Awhea River is located in the south eastern Wairarapa and flows in a southeasterly direction before discharging to the sea at Tora.  The river is home to many native fish and bird species, including the banded dotteral, inanga and longfin eels. It also supports significant historical and cultur...

The Awhea River at Tora Road is located in the lower reaches of the Awhea River and is publicly accessible from Tora Road.  This site is monitored as part of a programme specifically designed to measure the health of rivers and streams in the Wellington Region. This involves monitoring of water qual...

The Kaikoura zone is situated between the Pacific Ocean and the Inland Kaikoura ranges, covering a total area of 31972 km2. The area has a mild maritime climate and high sunshine hours with an average annual rainfall of that ranges from 1750mm in the headwaters to 844 mm by the coast. The upper catc...

Brooklands Lagoon/Te Riu o Te Aika Kawa is a tidal river lagoon north of Christchurch, that receives freshwater from the Waimakariri River and the Styx River/Pūharakekenui. The Brooklands at Styx River site has been monitored since 2009. Mud content and macrofauna are monitored annually and sediment...

Buchanans Creek is spring-fed plains stream and is a tributary of the Waihao River.

Located in the middle to upper part of the Buller River between the Mangles and Owen Rivers. This is a popular white-water recreation area with important trout fishing values. This site is monitored by NIWA and is one of the original National River Water Quality Network (NRWQN) sites dating back to...

This site is monitored by NIWA and is one of the original National River Water Quality Network (NRWQN) sites dating back to 1989.

The Catlins Freshwater Management Unit (FMU) contains many unmodified river, coastal and estuarine ecosystems, including an extensive spread of indigenous land cover. The landscape is made up of low ridges running in a north-west/southeast direction which supports the native forest and high-producin...

The Catlins River flows southeast through The Catlins to the Pacific Ocean at Pounawea. The total catchment area is 409 km2. The site has high ecological values and is in a scenic rural setting. Water quality is generally good.

The Clive River is a large body of relatively calm water popular for a wide range of recreation and sports - rowing, waka ama, kayaking, kite surfing, water skiing and jetskiing. This river is generally not suitable for swimming.   This river site is monitored weekly and water quality sampling indic...

This site is one of the original National River Water Quality Network (NRWQN) sites dating back to 1989. Otago Regional Council started monitoring this site in 2023. The monitoring site is below the SH1 bridge just before the river splits into the Koau and Matau branches.