THURSDAY, OCTOBER 20, 1988
58
FINAL ANNOUNCEMENT ON GRADING OF BEACH WATER QUALITY
* * * * *
(THURSDAY) WATER QUALITY OF ALL
THE ENVIRONMENTAL PROTECTION DEPARTMENT (EPD) TODAY ANNOUNCED THE LATEST GRADES ON THE BACTERIAL BATHING BEACHES IN HONG KONG.
то INFORM SWIMMERS AND THE PURPOSE OF THE GRADING SYSTEM IS
AT VARIOUS THE GENERAL PUBLIC ABOUT THE STATE OF BACTERIAL POLLUTION BEACHES.
THIS IS THE LAST
ANNOUNCEMENT MADE ON COMES GRADINGS THIS YEAR AS THE BATHING SEASON OCTOBER.
BEACH WATER TO AN END
QUALITY BY LATE
THE GRADING IS BASED ON THE E. COLI DATA OBTAINED IN ITS ROUTINE BEACH WATER QUALITY MONITORING PROGRAMME.
BY THE EPD
GRADING ARE BASED ON THE THE E. COLI DATA USED FOR
MEDIAN
OVER OBTAINED
A TWO AND A VALUES OF THE MOST RECENT FIVE RESULTS, HALF MONTH PERIOD ACCORDING TO THE USUAL SAMPLING FREQUENCY.
THIS REPRESENTS A BEACHES IN MOST SWIMMING
THE GRADES FOR SOME BEACHES MAY FLUCTUATE. NATURAL FLUCTUATION IN THE BACTERIAL QUALITY OF THE CASES, AS RAIN AND TIDES BRING MORE OR LESS POLLUTION TO THE AREAS.
GENERAL PICTURE OF THE
NEVERTHELESS, THE GRADES GIVE A GOOD
OF BEACHES, AND FORM THE BEST AVAILABLE BACTERIAL WATER QUALITY FORECAST OF BEACH WATER QUALITY IN THE IMMEDIATE FUTURE.
THE SYSTEM FOR GRADING BEACH WATER QUALITY IS AS FOLLOWS:
INDICATES
THE MEDIAN
E.
COLI
COUNT
'A' GRADE
IS 0-99 PER 100 MILLILITRES, AND THE WATER QUALITY IS GOOD.
BETWEEN
'B' GRADE INDICATES
100-999 ACCEPTABLE.
PER 100
THE MILLILITRES,
MEDIAN
E.
IS COLI COUNT AND THE WATER QUALITY
BETWEEN
IS
'C' GRADE INDICATES THE MEDIAN E. COLI COUNT IS 1,000 PER 100 MILLILITRES, AND THE WATER QUALITY IS POOR.
OR MORE
SWIMMERS
IS
то BEACH THE DECISION WHETHER OR NOT TO CLOSE A BASED ON A JUDGEMENT OF WHAT DEGREE OF POLLUTION IS ACCEPTABLE.
/NORMALLY, A
Page 60Page 61