The full monitoring programme runs from November to March or April. When monitoring is being carried out, data on this website is updated each evening at approximately 7:30pm if there are any new results available.
Public health status: Click here to access Taranaki District Health Board information on the public health status of monitored sites.
The graph and its associated database are set to a minimum count of 1.2 to allow adequate visual presentation. So a reading of 1.2 reflects an actual sample result of 1 or less than 1 bacterium per 100mls.
Waiwhakaiho River at Lake Rotomanu
Current values:
- E. coli: 460 nos/100ml (2012-04-10 00:00:00)

For more information contact the Taranaki Regional Council:
Email: info@trc.govt.nz
Phone: 06 765 7127
Fax: 06 765 5097