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Swimming Locations

Use this map to find monitored locations and their current water quality. You can zoom pan the map for details. Or see below for a list of Locations.

Certain conditions inherently increase the risk of getting sick and/or contracting infections in the course of water-based recreational activities. Reduce your risk by:

  • Avoiding areas where stormwater outlets discharge to watercourses
  • Avoiding areas with high runoff from intensive agriculture
  • Not swimming during and for up to three days following heavy rainfall

Green Swimming Icon Safe
Unlikely to be contaminated		 Orange Swimming Icon Ok
Increased risk of illness/infection through contact with water		 Red Swimming Icon Unsafe
Significant risk of illness/infection through contact with water

Last Years Water Quality and Beach Grades

Swimming BeachesSuitability for
Recreation Grade
(SFRG)
Anakiwa Poor
Bobs Bay Very good
Hakahaka Bay Insufficient data*
Marfells Beach Very good
Mistletoe Bay  Insufficient data*
Moenui Very poor
Momorangi Bay Poor
Ngakuta Bay Very good
Oyster Bay Insufficient data*
Picton Foreshore Very poor
Portage Very poor
Shelly Beach North Fair
Te Mahia Very good
Tirimoana Fair
Waikawa Bay Good
Wairau Bar Poor
Wairau Diversion Good
Whites Bay Very good
Freshwater SwimmingSuitability for
Recreation Grade
(SFRG)
Opawa at Elizabeth St Footbridge Fair
Opawa at Simonsens Reserve Poor
Pelorus Bridge Poor
Pelorus at Totara Flat Very poor
Rai at Brown River Reserve Very poor
Rai at Rai Falls Very poor
Taylor at Hutcheson Very poor
Taylor at Riverside Very poor
Waihopai at Craiglochart Poor
Wairau at Blenheim Rowing Club Fair
Wairau at Ferry Bridge Fair
Wairau at Wairau Rowing Club Fair
Wairau Diversion at Neal Road Poor
* Insufficient data exists to obtain a complete beach grade