-
36
1
WEDNESDAY, JULY 23, 1986
MR SHIPMAN NOTED THAT DESPITE THE SIGNIFICANT INVESTMENT IN THE SEWAGE DISPOSAL INFRASTRUCTURE, NULLAHS AND OTHER WATERCOURSES CONTINUED TO BE POLLUTED BY DOMESTIC SEWAGE FROM UNSEWERED RESIDENTIAL AREAS AND BY INDUSTRIAL DISCHARGES, MANY OF WHICH DID NOT MEET THE REQUIREMENTS OF THE BUILDINGS ORDINANCE.
+ IN PARALLEL WITH NEW TOWN DEVELOPMENTS, THERE ARE SCHEMES TO EXTEND THE SEWERAGE NETWORK INTO RURAL AREAS,+ HE SAID.
+ IN AREAS WITHOUT MUCH DRAINAGE, SEPTIC TANKS AND SMALL TREATMENT WORKS ARE REQUIRED IN NEW DEVELOPMENTS.
+IN ADDITION, THE DRAINAGE IN A NUMBER OF RURAL COMMUNITIES IS BEING EXAMINED WITH A VIEW TO INSTALLING COMMUNAL SYSTEMS,+ HE ADDED.
MR SHIPMAN SAID THE WATER POLLUTION CONTROL REGULATION WHICH PROVIDED CONTROLS ON NEW POLLUTING INDUSTRIAL EFFLUENTS AND LIMITED THE INCREASE IN DISCHARGES FROM EXISTING ONES, WOULD BE IMPLEMENTED IN THE TOLO HARBOUR AND CHANNEL WATER CONTROL ZONE IN 1987 SO THAT INDUSTRIAL POLLUTION IN THAT AREA COULD BE CONTAINED IN THE SHORT- TERM AND IMPROVED IN THE LONGER TERM.
AND TO IMPROVE CO-ORDINATION AT THE DISTRICT LEVEL, MR SHIPMAN SAID DISTRICT WORKING GROUPS ON WATERCOURSE MAINTENANCE AND MANAGEMENT WERE ESTABLISHED IN LATE 1983 THROUGHOUT THE NEW TERRITORIES UNDER THE CHAIRMANSHIP OF DISTRICT LANDS OFFICERS.
+THESE GROUPS HAVE BEEN ACTIVE IN IDENTIFYING SOURCES OF POLLUTION, COORDINATING LOCAL ACTION TO CONTROL THE POLLUTION OF RIVERS AND NULLAHS AND PRODUCING PLANS FOR THE FUTURE DEVELOPMENT OF MAJOR WATERCOURSES,+ HE SAID.
HE SAID THE NEW CONTROLS ON THE DISPOSAL OF ANIMAL WASTE WOULD BE EXTENDED TO THE YUEN LONG TOWN AREA IN THE SECOND PHASE OF THE PROGRAMME.
+ DOMESTIC AND INDUSTRIAL SEWAGE FROM THE SEWERED AREA OF THE TOWN DRAINS TO A SCREENING PLANT AND THE NEW SEWAGE TREATMENT WORKS, WHICH WERE COMMISSIONED IN THE MIDDLE OF LAST YEAR, ENSURE THAT THESE WASTES ARE NOW GIVEN BIOLOGICAL TREATMENT BEFORE THE EFFLUENT IS DISCHARGED INTO THE LOWER STRETCHES OF THE NULLAH.+
HE SAID ACTION TO REDUCE THE INCIDENCE OF UNAUTHORISED CONNECTION WOULD BE TAKEN IN YUEN LONG AS PART OF THE CONCERTED PROGRAMME WHICH HE HAD MENTIONED.
+MEANWHILE, THE ANNUAL DESILTING OPERATION IN THE NULLAH PROVIDES SOME TEMPORARY ABATEMENT OF THE FOUL ODOURS,+ AND +MEASURES TO INTERCEPT THE DRY-WEATHER FLOW OR CONFINE IT TO A RESTRICTED CHANNEL ARE NOT PRACTICABLE IN THE YUEN LONG NULLAH BECAUSE OF ITS SHALLOW GRADIENT AND THE INFLUENCE OF TIDES+.
/37