Greater Wellington produces annual "On the Beaches" reports summarising the results of recreational water quality monitoring conducted during the summer bathing season. The following annual reports are available on-line:

• On the Beaches 2007/08
• On the Beaches 2006/07
• On the Beaches 2005/2006
  

Greater Wellington also prepares annual report cards summarising the key findings of recreational water quality monitoring:

• Recreational Water Quality report card 2006/07
• Recreational Water Quality report card 2005/2006
  

Other recent reports on recreational water quality:

• Will I Get Sick if I Swim? Suitability for recreation grades for marine and fresh water bathing sites in the Wellington region (August 2006)  This report focuses on the water quality monitoring results from the 2001-2006 summer bathing seasons, together with the major microbiological risks present at bathing sites in the region, to determine suitability for recreation grades for selected freshwater and marine sites.
  
  
• Recreational Water Quality Monitoring Technical Report (August 2005)  This report focuses in detail on the results of all recreational water quality monitoring conducted over the period 1 November 2001 to 31 March 2005 inclusive.

Other relevant reports:

• Toxic benthic cyanobacteria proliferations in Wellington’s rivers in 2005/06  (March 2007)  This report  documents the benthic cyanobacteria (blue-green algae) proliferations that occurred in several rivers in the Wellington region during 2005/06 and examines the likely causal factors.   Management actions taken in response to the proliferations are also outlined.