What is the IS definition of 'potable water'?

Water which is safe to drink, palatable and free from any objectionable mineral or chemical substances. See Clause 1.2.169.

How does this code differentiate 'sewage' and 'sullage'?

Sewage (Clause 3.2.98) is waste matter from domestic or industrial establishments carried in sewers. Sullage (Clause 3.2.115) is specifically wastewater from baths, kitchens, and wash-basins, which does not contain faecal matter.

What is a 'service reservoir' according to this glossary?

A reservoir for storing filtered and disinfected water, which is supplied to the consumers. It is also known as a distribution reservoir. See Clause 1.2.186.

What is the definition of 'Biochemical Oxygen Demand (BOD)'?

The amount of oxygen required for biochemical oxidation of the organic matter in a specified time and at a specified temperature. See Clause 4.2.8.

IS 10446

: 1983

Glossary of terms relating to water supply and sanitation

CurrentFrequently UsedTerminologyBIMWater Resources · Public Health Engineering

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This standard provides a comprehensive glossary of terms used in the fields of water supply and sanitation. It serves as a foundational document to standardize terminology for engineers, technicians, and other professionals in public health engineering, ensuring clear communication in projects, reports, and specifications.

Glossary of terms relating to water supply and sanitation

Practical Notes

Essential reference for students and professionals new to the Indian water and sanitation sector.

Helps in interpreting technical specifications, drawings, and contractual documents accurately.

Use this standard to ensure consistency in terminology when preparing reports and project proposals.