Where can I find detailed sampling methods for surface water and groundwater?
The National Field Manual for the Collection of Water-Quality Data (National Field Manual) provides guidelines and standard procedures for USGS personnel who collect data used to assess the quality of the Nation’s surface water and groundwater resources. The manual is published as separate chapters.
Learn more: Techniques of Water-Resources Investigations Reports
Related
Do you have information about water hardness in the United States? Do you have information about water hardness in the United States?
See the USGS map of water hardness (as calcium carbonate) in surface water of the United States. Under the Safe Drinking Water Act, primarily administered by the U.S. Environmental Protection Agency (EPA), your drinking water supplier is required to send you information about the quality of your drinking water every year. These annual drinking water quality reports (also known as consumer...
Related
Do you have information about water hardness in the United States? Do you have information about water hardness in the United States?
See the USGS map of water hardness (as calcium carbonate) in surface water of the United States. Under the Safe Drinking Water Act, primarily administered by the U.S. Environmental Protection Agency (EPA), your drinking water supplier is required to send you information about the quality of your drinking water every year. These annual drinking water quality reports (also known as consumer...