14
THURSDAY, SEPTEMBER 24, 1987
THE SYSTEM FOR GRADING BEACH WATER QUALITY IS AS BELOW:
A GRADE INDICATES THE MEDIAN E. COLI COUNT IS BETWEEN 100 MILLILITRES, AND THE WATER QUALITY IS GOOD.
0-99 PER
IS BETWEEN 100-999
B GRADE INDICATES THE MEDIAN E.COLI COUNT PER 100 MILLILITRES, AND THE WATER QUALITY IS ACCEPTABLE.
C GRADE INDICATES THE MEDIAN E.COLI COUNT IS 1000 OR MORE PER 100 MILLILITRES, AND THE WATER QUALITY IS POOR.
HE SAID THE DECISION WHETHER OR NOT TO CLOSE A BEACH TO SWIMMERS IS BASED ON A JUDGEMENT OF WHAT DEGREE OF POLLUTION
IS ACCEPTABLE. NORMALLY, A RECOMMENDATION ON CLOSURE WOULD ONLY NEED ΤΟ BE CONSIDERED BY THE URBAN COUNCIL OR REGIONAL COUNCIL IF A "C" GRADING OCCURRED REPEATEDLY. SIMILARLY A RECOMMENDATION ΤΟ REOPEN A CLOSED BEACH WOULD ONLY BE CONSIDERED IF A "B" GRADE OR BETTER WERE CONSISTENTLY OBTAINED. THIS IS IN LINE WITH THE RECOMMENDATIONS OF THE WORLD HEALTH ORGANISATION.
THE GRADES ON THE BACTERIAL WATER QUALITY OF VARIOUS BEACHES IN HONG KONG AS AT TODAY AND TWO WEEKS AGO ARE LISTED BELOW:
BEACH
HONG KONG SOUTH
LAST GRADING
PRESENT GRADING
AS AT SEPT. 10
AS AT SEPT. 24
BIG WAVE BAY
A
CHUNG HOM KOK
B
B
DEEP WATER BAY
A
A
HAIRPIN
A
A
MIDDLE BAY
B
B
REPULSE BAY
B
B
SHEK O
A
A
SOUTH BAY
A
A
ST. STEPHEN'S
A
A
/TURTLE COVE