Grading of beach water quality released

 

Press Release

Grading of beach water quality released

The Environmental Protection Department (EPD) today (July 27) released the latest grading of water quality of 37 beaches.

Twenty-one beaches were rated as Good (Grade 1), fourteen were rated as Fair (Grade 2) and two were rated as Very Poor (Grade 4).

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
Shek O Beach
South Bay Beach
St. Stephen's Beach
Tong Fuk Beach
Trio Beach
Turtle Cove Beach
Upper Cheung Sha Beach

Grade 2 beaches are:

Approach Beach
Big Wave Bay Beach
Butterfly Beach
Cafeteria New Beach
Cafeteria Old Beach
Casam Beach
Castle Peak Beach 

Golden Beach
Hoi Mei Wan Beach
Kadoorie Beach
Lido Beach
Ma Wan Tung Wan Beach
Pui O Beach
Silver Mine Bay Beach

Grade 4 beaches are:

Silverstrand Beach 

Stanley Main 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 websites on Beach Water Quality (www.beachwq.gov.hk or www.epd.gov.hk/epd/beach) or the beach hotline, 2511 6666.

Compared with the grading released last week, Silverstrand Beach and Stanley Main Beach have been changed from Grade 1 to Grade 4.

Silver Mine Bay Beach has been upgraded to Grade 2 since its last grading (Grade 4) this Thursday (July 26).

"The very poor water quality of Silverstrand Beach and Stanley Main Beach is due to the heavy rainfall in the last few days, which flushed pollutants from the beach hinterland and caused a sudden deterioration of water quality," a spokesman said.

"For Silver Mine Bay Beach, we observed temporary deterioration of water quality largely due to heavy rain. The latest samples taken show that the water quality of the beach has returned to normal."

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.

People are advised not to swim at the closed beaches.

The EPD 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, July 27, 2012

 

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