Water Quality and Storage

According to the Centers for Disease Control, because contaminated water is a major cause of illness and death, water quality is a determining factor in human poverty, education, and economic opportunities. Unfortunately, worldwide water quality is declining, threatening the health of ecosystems and humans worldwide. Safe water storage is also integral to ensuring water quality. Resources available in this sub-theme include guidance on maintenance for water tank storage, country water quality assessments, among other resources that support WASH storage and water quality.

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Water Quality and Storage Resources

Agriculture and the Quality of the Nation's Waters

Published: 
July 21, 2021
Intensive studies by the USGS National Water-Quality Assessment (NAWQA) Project in agricultural areas provide insight into how agricultural activities have altered the natural flow of water and the way that agricultural chemicals enter streams and aquifers, and in particular how nutrients affect...Read more
Regional focus: 
United States

Rapid Fluctuations in Groundwater Quality

Published: 
July 21, 2021
As part of the National Water Quality Program, USGS scientists are investigating why, in some areas and at some depths, groundwater quality changes at short timescales: years to months to days to even hours, rather than decades. These fluctuations often occur in areas where groundwater and surface...Read more
Regional focus: 
United States

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