I
THURSDAY, JUNE 6, 1991
THE SYSTEM FOR GRADING BRACH WATER QUALITY IS AS FOLLOWS:
H
GRADE 1" INDICATES THAT THE WATER QUALITY IS GOOD, THE E. COLI TOUNT IS NO MORE THAN 24 PER 100 MILLILITRES AT EACH BRACH SO GRADED, AND THE EXPROTED RISK OF MINOR ELLNESS TO SWIMMERS IS
UNDETECTABLE.
GRADE "2" INDICATES THAT THE WATER QUALITY IS FAIR. THE E. COLI COUNT IS NO MORE THAN 180 PER 100 MILLILITRES AT EACH BEACH SO GRADED, AND THE EXPECTED HEALTH RISK IS NO MORE THAN 10 CASES OF MINOR ILLNESS PER 1,000 SWIMMERS,
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 MORE 15 CASES OF MINOR ILLNESS PER 1,000 SWIMMERS.
THE
AT
EACH
THAN
GRADE T INDICATES THAT THE WATER QUALITY IS POOR. THE E. COLI COUNT IS MORE THAN 610 PER 100 MILLILITRES AT BACH BEACH SO GRADED, AND THE EXPECTED HEALTH RISK IS MORE THAN 15 CASES OP MINOR ILLNESS PER 1,000 SWIMMERS.
THE DECISION WHETHER OR NOT TO CLOSE A BEACH TO SWIMMERS BASED ON A JUDGEMENT OF WHAT DEGREE OF POLLUTION IS ACCEPTABLE.
TT
18
HY
SO
NORMALLY, THE CLOSURE OF A REACH WOULD ONLY BE CONSIDERED THE URBAN OR REGIONAL COUNCIL OF A "4" GRADE OCCURRED REPEATEDLY, THAT THE AVERAGE HRALTH RISK OVER THE BATHING SEASON EXCEEDED 15 CASES PER 1,000 SWINMERS.
+
SIMILARLY THE REOPENING OF A CLOSED RRACI WOULD ONLY BE CONSIDERED IF A "3" GRADE OR BETTER WERE CONSISTENTLY OBTAINED.
AT PRESENT, TWO BATHING BEACHES, NAMELY CASTLE PEAR AND OLD CAFETERIA, HAVE BEEN DECLARED UNSUPTABLE FOR SWIMMING PURPOSES, BASED ON THE WATER QUALITY DURING PAST SEASONS.
THEY ARE POLLUTFD BY FARCAL WASTES AND FAIL TO CONSISTENTLY THE HONG KONG STANDARDS. THE PUBLIC ARE ADVISED SWIM IN THE WATER AT THESE TWO BRACHES.
ACHIEVE
NOT
זיו
IN ADDITION ROCKY BAY BEACH HAS BEEN CLOSED FOR SWIMMING PURPOSES BY THE URBAN COUNCIL.
AN "X" IN THE FOLLOWING LIST.
THESE THREE BEACHES ARE IDENTIFIED BY
THE GRADES ON THE
BACTERIOLOGICAL WATER QUALITY OF VARIOUS
BEACHES IN HONG KONG AS AT TODAY ARE LISTED BELOW!
/BEACH