Wastewater

Compare

Interest

Proportion of Hacker News items mentioning "wastewater" over time.

Mentions

Total number of Hacker News items mentioning "wastewater" over time.

Wastewater is water generated after the use of drinking water, fresh water, raw water, or saline water in a variety of deliberate applications or processes. Another definition of wastewater is "Used water from any combination of domestic, industrial, commercial or agricultural activities, surface runoff / storm water, and any sewer infiltration or sewer inflow". In everyday usage, wastewater is commonly a synonym for sewage, which is wastewater that is produced by a community of people. Read more on Wikipedia

© 2026 HN Trends. Built by Ben Evans. HN Trends is not affiliated with Hacker News or Y Combinator.