*mpn = most probable number = bacterial count per 100 ml of water
**State health standard is exceeded when fecal coliform (FC) to total coliform ratio exceeds 0.1 and
total coliform count exceeds 1,000mpn

Note:   Re-samples are typically taken on Wednesdays and shown in bold.

Open:	Sampling results indicate that water quality meets state health standards.
Warning:	Sampling results indicate that bacterial levels exceed health standards at this location.Yellow ‘WARNING’ signs have been posted at the beach. County Health Officer cautions that contact with ocean water may increase risk of illness. Visitors are advised to stay a minimum of 50 yards away from both sides of creek mouths or storm drains.
Closed:	Water has been contaminated by sewage at this location! Contact with ocean water may cause illness. Red ‘KEEP OUT’ signs have been posted at the beach. The County Health Officer advises the public to stay out of the water a minimum of ¼ mile away from both sides of creek mouths or storm drains. The beach will remain closed until re-sampling results indicate ocean water meets state health standards.

What does it all mean?

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