Grading of beach water quality released

 

Press Release

Grading of beach water quality released

The Environmental Protection Department today (October 10) released the latest grading of water quality of 33 beaches.

Twenty-five beaches were rated as Good (Grade 1) and seven were rated as Fair (Grade 2).

Grade 1 beaches are:

Cheung Chau Tung Wan Beach
Chung Hom Kok Beach
Clear Water Bay First Beach
Clear Water Bay Second Beach
Deep Water Bay Beach
Discovery Bay*
Hap Mun Bay Beach
Hung Shing Yeh Beach
Kiu Tsui Beach
Kwun Yam Beach
Lo So Shing Beach
Lower Cheung Sha Beach
Middle Bay Beach 

Repulse Bay Beach
Pui O Beach
Shek O Beach
Silver Mine Bay Beach
Silverstrand Beach
South Bay Beach
St. Stephen's Beach
Stanley Main Beach
Tong Fuk Beach
Trio Beach
Turtle Cove Beach
Upper Cheung Sha Beach 

Grade 2 beaches are:

Big Wave Bay Beach
Butterfly Beach
Cafeteria New Beach
Cafeteria Old Beach 
 

Castle Peak Beach
Golden Beach
Kadoorie Beach
Ma Wan Tung Wan Beach

The beach with an asterisk is a non-gazetted beach. All gazetted beaches are equipped with shark nets.

A summary of beach grades is published weekly before the weekend. Latest beach grades based on the most current data may be obtained from the department's website on Beach Water Quality or the beach hotline, 2511 6666.

Compared with the grading released last week, Clear Water Bay Second Beach has been upgraded from Grade 2 to Grade 1. Big Wave Bay Beach and Cafeteria Old Beach have been changed from Grade 1 to Grade 2.

"The changes are generally within the normal range of fluctuation of the bacteriological water quality of the beach," an EPD spokesman said.

Under our present grading system, beaches are classified into four grades according to the level of E. coli in the water.

Grades are calculated on the basis of the geometric mean of the E. coli counts on the five most recent sampling occasions.

Grade 4 is assigned to beaches whose last E. coli reading exceeded a threshold figure, irrespective of the geometric mean. Swimmers are advised to avoid these beaches until the water quality improves.

Seven gazetted beaches -- Anglers' Beach, Approach Beach, Casam Beach, Gemini Beaches, Hoi Mei Wan Beach, Lido Beach and Ting Kau Beach -- are closed to swimmers year round because of poor water quality.

People are advised not to swim at the closed beaches.

The spokesman warned that many beaches were likely to be more polluted than their grades suggested during and after periods of heavy rain. Bathers should avoid swimming at beaches for up to three days after a storm or heavy rainfall.

Ends/Friday, October 10, 2008

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