Environmental Standards Effluent TANNERY EFFLUENT STANDARD (AFTER PRIMARY TREATMENT) : DISPOSAL CHANNEL/CONDUIT CARRYING WASTEWATER TO SECONDARY TREATMENT PLANT Type of tanneries Parameter Concentration limit not exceed, mg/l (except pH) Chrome tanneries/combined chrome & vegetable tanneries pH SS Chromium concentration after treatment in the chrome waste water stream 6.5 to 9.0 Not to exceed 600 45 [...]

Continue reading...

The Ministry of Environment & Forest (MoEF) has launched the Charter on “Corporate Responsibility for Environmental Protection (CREP)” in March 2003 with the purpose to go beyond the compliance of regulatory norms for prevention & control of pollution through various measures including waste minimization, in-plant process control & adoption of clean technologies. The Charter has [...]

Continue reading...

Domestic/municipal wastewater and many industrial effluents contain significant amounts of biodegradable organic wastes. Organic pollutants are most economically treated by biological methods, wherein microbes convert them to inert biomass that can be precipitated out and eliminated from the wastewater. Biological treatment is essentially of two types- aerobic and anaerobic. In comparison to aerobic biodegradation, anaerobic [...]

Continue reading...