Recreational Use: Secondary

Based on a minimum of 5 samples taken over a 30-day period, select the answer that best describes the fecal coliform (bacteria) counts of your water resource.

> a log mean of 1000 FC bacteria per 100 ml OR
> 10% of samples taken at any time exceed 2000 FC bacteria per 100 ml.
< a log mean of 1000 FC bacteria per 100 ml AND
< 10% of samples taken at any time exceed 2000 FC bacteria per 100 ml.
No problem at this level. Return to the Water Resource page.

? Information on Fecal Coliform

Other potential recreational water quality concerns:

? * Turbidity
? * Protozoans
? * Viruses

NCSU Water Quality Group

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