This specification applies to groundwater environmental monitoring, including state-controlled monitoring wells that directly report monitoring data to the state, background value monitoring and pollution control monitoring of provincial (autonomous regions, municipalities), city (prefecture), and county-level controlled monitoring wells. . This specification does not apply to underground hot water, mineral water, salt water and brine.
HJ/T 164-2004 history
2020HJ 164-2020 Technical Specifications for Groundwater Environmental Monitoring
2004HJ/T 164-2004 Technical specifications for environmental monitoring of groundwater