31
WEDNESDAY, JANUARY 15, 1992
DRINKING WATER UP TO WHO STANDARD
* * *
THE STANDARD THE DRINKING WATER SUPPLY IN HONG KONG IS UP TO
THE DIRECTOR OF WATER SET BY THE WORLD HEALTH ORGANISATION (WHO),
ON WATER SUPPLIES, MR WONG KWOK-LAI, TOLD AN INTERNATIONAL WORKSHOP QUALITY TODAY (WEDNESDAY).
ON WORKSHOP
"ALUMINIUM WATER TREATMENT WORKS URBAN AND
IN HIS OPENING ADDRESS TO A THREE-DAY IN DRINKING WATER", MR WONG SAID THERE ARE 18 SCATTERED OVER THE TERRITORY AND THE POTABLE SUPPLY TO ALL MOST POPULATED RURAL AREAS IS FULLY TREATED.
DEPARTMENT THE WORKSHOP IS ORGANISED BY THE WATER SUPPLIES COLLABORATION WITH THE INTERNATIONAL WATER SUPPLY ASSOCIATION.
THE
TERRITORY'S GATHERING
IN
MR WONG SAID
MOSTLY GROUNDS ARE QUALITY OF RAW WATER UPLAND AND WELL PROTECTED FROM POLLUTION. THE FROM THIS SOURCE IS EXTREMELY GOOD AND POSES NO PROBLEM FOR TREATMENT.
A LARGE
HE SAID WATER FROM CHINA COMES FROM
RIVER WHICH IS SUBJECT TO THE EFFECT OF AGRICULTURAL AND SOME INDUSTRIAL ACTIVITIES.
WATER FROM THIS
T
SOURCE DOES
HE SAID.
NOT IT 19
OF "ALTHOUGH THE QUALITY COMPARE SO FAVOURABLE AS THAT FROM OUR UPLAND CATCHMENT AREAS, BY FAR SATISFACTORY AND HAS NO TREATMENT PROBLEM,
BE DESCRIBED "IN GENERAL TERMS, THE DRINKING WATER SUPPLY CAN
VERY LOW IN AS BEING SOFT, LOW TO MODERATE IN MINERAL SALT CONTENT, ORGANIC MATTER AND CONFORMING CHEMICALLY AND BACTERIOLOGICALLY TO GUIDELINE FOR DRINKING WATER QUALITY (WHO 1984)," HE ADDED.
MR WONG SAID PROVIDING AN ADEQUATE WATER SUPPLY FOR HAD ALWAYS BEEN DIFFICULT.
OF
THE
HONG KONG
"WE HAVE A HIGHLY UNPREDICTABLE RAINFALL DUE TO THE SMALLNESS
AREA IN GEOGRAPHICAL
VERY SLIGHT TURN IN THE MARK A
OF DIFFERENCE
SEVERAL
THAT A
THE DIRECTION OF A TROPICAL CYCLONE WILL HUNDRED MILLIMETRES OF RAINFALL, HE SAID.
11
ABOUT TWO-THIRDS OF SYSTEMS CATER
AT PRESENT, WATER FROM CHINA CONSTITUTES THE TERRITORY'S DEMAND WHILE HONG KONG'S OWN RESERVOIR FOR THE REMAINING THIRD.
"WATER WAS FIRST OBTAINED FROM
CUBIC
QUANTITY OF 22.7 MILLION
CHINA IN 1960 AT AN ANNUAL
WHICH METRES
TODAY STANDS AT 570 THE SUPPLY FROM MILLION CUBIC METRES WITH A NEW AGREEMENT EXTENDING CHINA INTO THE TURN OF THE CENTURY, HE SAID.
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