Results for water polution act india UsHotSearchs - Great Document 8 potx

... 11 0- 120 5 0-3 0 or 12 0- 130 3 0-1 0 or 13 0- 150 <10 or >150 DO(mg l -1 ) >7 7-6 6-4 4-3 <3 COD-Mn (mg O 2 l -1 ) <3 3-1 0 1 0-2 0 2 0-3 0 >30 COD-Cr (mg O 2 l -1 ) - - - - - ... waters) 9 0-1 10 7 0-9 0 or 11 0- 120 5 0-7 0 or 12 0- 130 3 0-5 0 or 13 0- 150 <30 or >150 hypolimnio...

Ngày tải lên: 19/06/2014, 16:20

... (mg l -1 ) - - 10 - Total P (mg l -1 ) 1 - 0.1 - Faecal coliform (No. per 100 ml) - - - <1,000 Nematode eggs per litre - - - <1 SAR - - - <5 TDS (salts) (mg l - 1 ) - - - <500 2 ... na 5 0 -8 0 2 0-4 0 House connection 10 0-1 50 5 0-1 25 4 0 -8 0 Multiple connection 15 0-2 50 10 0-2 50 8...

Ngày tải lên: 19/06/2014, 16:20

... Trickling filter Activated sludge BOD removal (%) 1 8 0-9 0 9 0-9 8 Kjeldahl-N removal (%) 6 0 -8 5 8 0-9 5 Total N removal (%) 2 0-4 5 6 5-9 0 Energy required (kWh cap -1 a -1 ) 1 0-1 5 2 0-3 0 O&M requirement ... <50 l cap -1 d -1 5 0-1 00 l cap -1 d -1 >100 l cap -1 d -1 Sewage production <5 m 3 ha -1...

Ngày tải lên: 19/06/2014, 16:20

... assisted 1 1-2 1-3 (G) 0-1 0-1 Activated sludge 2 0-2 0-2 0-1 0-1 Biofiltration 2 0-2 0-2 0-1 0-1 Aerated lagoon 3 1-2 1-3 (G) 1-2 0-1 Oxidation ditch 2 1-2 0-2 1-2 0-1 Disinfection 4 2-6 0-1 ... 0-2 1-2 0-1 Disinfection 4 2-6 0-1 0-4 0-3 Waste stabilisation ponds 5 1-6 (G) 1-3 (G) 1-4 1-4 Effluent storage reser...

Ngày tải lên: 19/06/2014, 16:20

... been used for many years. End-of-pipe controls have been used mainly for discharges to water and process based controls for discharges to the atmosphere and for land disposal. the water. If ... Biswas, A.K. 1 988 Role of wastewater reuse in water planning and management. In: A.K. Biswas and A. Arar [Eds] Treatment and Reuse of Wastewater, Butterworths, London, 3- 15 CNA,...

Ngày tải lên: 19/06/2014, 16:20

... phosphate limits for discharges to eutrophic waters (2 mg l -1 for populations between 10,000 and 100,000 and 1 mg l -1 for populations greater than 100,000). The criteria for recognising ... be needed for individual groundwater abstractions. It is possible to define the catchment area for a particular abstraction with information on the aquifer and on the rates of a...

Ngày tải lên: 19/06/2014, 16:20

... import duties to no greater than 10 per cent for equipment used for any treatment facilities. During 1 98 4 -8 9, however, only 130.9 million baht (US$ 5.14 million) worth of waste -water treatment ... Dynamic Non-Member Economies. Organisation for Economic Co-operation and Development, Paris. OECD 1 989 Economic Instruments for Environmental Protection. Organisation for Eco...

Ngày tải lên: 19/06/2014, 16:20

... instruments for encouraging efficient domestic and industrial water- use practices and for reducing wastewater volumes and loads. Water and sewerage fees can induce urban organisations to adopt water- saving ... work effectively for the sub-sector. This "optimum" depends on the characteristics of the sub-sector, which differ from those of other water- using sub- sector...

Ngày tải lên: 19/06/2014, 16:20

... emission-based and the water quality-based approaches to water pollution control Management aspect Emission-based approaches Water quality based approaches Effluent limits No site-specific ... concentrated investment effort necessitates setting up a devoted organisation for a specific time period (see for example Case Study I, India, and section 8. 5.5 for Aquafin in Belg...

Ngày tải lên: 19/06/2014, 16:20

... impacts on the physical environment, impacts on the water resources often imply impacts on the biological and socio-economic environment. Assessments of impacts on water quality should, therefore, ... water quality problem. Although they are less accurate, indirect techniques for obtaining the necessary information exist for a variety of water quality-related factors. It is pos...

Ngày tải lên: 19/06/2014, 16:20