National Field Manual for the Collection of Water-Quality Data (NFM)
Science and Products
National Field Manual for the Collection of Water-Quality Data (NFM)
The National Field Manual for the Collection of Water-Quality Data (NFM) provides documented methods and protocols for USGS field personnel who collect water-quality data. The NFM provides detailed, comprehensive, and citable procedures for sampling water resources, processing samples for analysis of water quality, measuring field parameters, and specialized procedures.
National Field Manual for the Collection of Water-Quality Data: Comments & Errata
This page documents the comments and errata for the National Field Manual for the Collection of Water-Quality Data, USGS Techniques and Methods, Book 9.
Science and Products
National Field Manual for the Collection of Water-Quality Data (NFM)
The National Field Manual for the Collection of Water-Quality Data (NFM) provides documented methods and protocols for USGS field personnel who collect water-quality data. The NFM provides detailed, comprehensive, and citable procedures for sampling water resources, processing samples for analysis of water quality, measuring field parameters, and specialized procedures.
National Field Manual for the Collection of Water-Quality Data: Comments & Errata
This page documents the comments and errata for the National Field Manual for the Collection of Water-Quality Data, USGS Techniques and Methods, Book 9.