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Water quality - Guidance standard on determining the degree of modification of lake hydromorphology
60.60 Standard published
Management of observed hydrometric data - Guidance
60.60 Standard published
Hydrometry - Measurement requirements and classification of rainfall intensity measuring instruments
60.60 Standard published
Design and construction of backfilled and grouted borehole heat exchangers
60.60 Standard published
Hydrometry - Minimum performance requirements and test procedures for water monitoring equipment - Devices for the determination of flow - Part 1: Open channel instrumentation
60.60 Standard published
Hydrometry - On-site measurement of snow depth and depth of snowfall
60.60 Standard published
Calibration and accuracy of non-catching precipitation measurement instruments
60.60 Standard published
Air quality — Meteorology — Siting classifications for surface observing stations on land
60.60 Standard published
Manual methods for the measurement of a groundwater level in a well
60.60 Standard published
Hydrometry — Measuring the water level in a well using automated pressure transducer methods
60.60 Standard published
Air quality — Environmental meteorology — Part 2: Ground-based remote sensing of wind by heterodyne pulsed Doppler lidar
60.60 Standard published
Water quality - Guidance standard on a strategic approach to river restoration
40.60 Close of voting
Hydrometry - Measurement of precipitation intensity - Metrological requirements and test methods for non-catching type rain gauges
40.60 Close of voting
Hydrometric determinations — Geophysical logging of boreholes for hydrogeological purposes — Considerations and guidelines for making measurements
90.93 Standard confirmed
Hydrometric determinations — Pumping tests for water wells — Considerations and guidelines for design, performance and use
90.92 Standard to be revised