XN000022-1990-05-03 — Page 10

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THURSDAY, MAY 3, 1990

THE GRADES

GIVE HOWEVER, WATER QUALITY AT BATHING BEACHES AT THE BEST AVAILABLE FORECAST FOR THE

PICTURE

OF A GOOD GENERAL

OF REPORTING AND THE TIME IMMEDIATE FUTURE.

THE SYSTEM FOR GRADING BEACH WATER QUALITY IS AS FOLLOWS:

THE FORM

GRADE '1" INDICATES THAT THE WATER QUALITY IS GOOD. THE E. COLI COUNT IS NO MORE THAN 24 PER 100 MILLILITRES AT EACH GRADED, AND THE EXPECTED RISK OF MINOR ILLNESS TO

UNDETECTABLE.

BEACH SO SWIMMERS IS

GRADE "2" INDICATES THAT THE WATER QUALITY IS FAIR. THE E. COLI

SO COUNT IS NO MORE THAN 180 PER 100 MILLILITRES AT EACH BEACH GRADED, AND THE EXPECTED HEALTH RISK IS NO MORE THAN OF MINOR ILLNESS PER 1,000 SWIMMERS.

10 CASES

GRADE "3" INDICATES THAT THE WATER QUALITY IS

ACCEPTABLE.

E. COLI COUNT IS NO MORE THAN 610 PER 100 MILLILITRES BEACH SO GRADED, AND THE EXPECTED HEALTH RISK IS NO 15 CASES OF MINOR ILLNESS PER 1,000 SWIMMERS.

AT

THE EACH

MORE

THAN

GRADE 4" INDICATES THAT THE WATER QUALITY IS POOR, THE E. COLI AT EACH BEACH SO COUNT IS MORE THAN 610 PER 100 MILLILITRES

CASES OF GRADED, AND THE EXPECTED HEALTH RISK IS MORE THAN 15 MINOR ILLNESS PER 1,000 SWIMMERS.

WHAT OF

BEACH ΤΟ SWIMMERS IS THE DECISION WHETHER OR NOT TO CLOSE A

DEGREE OF POLLUTION IS BASED ON A JUDGEMENT

ACCEPTABLE.

CONSIDERED

BY

SO

BATHING SEASON

EXCEEDED

15

"

NORMALLY, THE CLOSURE OF A BEACH WOULD ONLY BE THE URBAN OR REGIONAL COUNCIL IF A '4" GRADING OCCURRED REPEATEDLY,

OVER THE THAT THE AVERAGE HEALTH RISK CASES PER 1,000 SWIMMERS.

CLOSED BEACH WOULD ONLY SIMILARLY, THE REOPENING OF A CONSIDERED IF A "3" GRADE OR BETTER WERE CONSISTENTLY OBTAINED.

BE

CASTLE PEAK AND OLD

BASED

AT PRESENT, TWO BATHING BEACHES, NAMELY CAFETERIA, HAVE BEEN DECLARED UNSUITABLE FOR SWIMMING PURPOSES, ON THE WATER QUALITY DURING PAST SEASONS.

THEY ARE

POLLUTED BY

CONSISTENTLY THE HONG KONG STANDARDS. THE PUBLIC ARE SWIM IN THE WATER AT THESE TWO BEACHES.

IN ADDITION, ROCKY BAY PURPOSES BY THE URBAN COUNCIL. AN "X" IN THE FOLLOWING LIST.

FAECAL

WASTES AND

FAIL

ADVISED

ΤΟ

ACHIEVE NOT ΤΟ

BEACH HAS BEEN CLOSED FOR THESE THREE BEACHES ARE

SWIMMING

IDENTIFIED BY

/THE GRADES

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