Chemical hazards in drinking-water: Nitrate and nitrite
Nitrate and nitrite are considered in the WHO Guidelines for Drinking-water Quality (GDWQ). For details on the revision of the background document for nitrate and nitrite, see the section Rolling revision of the Guidelines for Drinking-water Quality.
The current background document and chemical fact sheet for the 4th edition of the GDWQ are available.
Background document for the development of the GDWQ
Chemical fact sheet in the GDWQ
History of guideline development
For individual chemicals, the GDWQ also consider:
Other publications of interest
For guidance on developing strategies for risk management and monitoring of chemicals in drinking-water see:
- Chemical safety of drinking-water: Assessing priorities for risk management
- Protecting groundwater for health: Managing the quality of drinking-water sources
Protecting surface water for health: Identifying, assessing and managing drinking-water quality risks in surface water catchments (In preparation)