Computer · Environmental Engineering
As per the Central Pollution Control Board (CPCB) norms, the maximum permissible limit of 3 days biochemical oxygen demand (BOD) at 27°C in wastewater effluent when discharged into an inland river or surface stream is _____.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1350 mg/l
- 230 mg/l✓
- 3500 mg/l
- 4100 mg/l
Correct answer
30 mg/l
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