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Hydrometric determinations — Pumping tests for water wells — Considerations and guidelines for design, performance and use
90.92 Standard to be revised
Manual methods for the measurement of a groundwater level in a well
90.92 Standard to be revised
Manual methods for the measurement of a groundwater level in a well
20.00 New project registered in TC/SC work programme
Hydrometric determinations — Geophysical logging of boreholes for hydrogeological purposes — Considerations and guidelines for making measurements
90.93 Standard confirmed
Hydrometry — Groundwater — Surface geophysical surveys for hydrogeological purposes
60.60 Standard published
Hydrometry — Measuring the water level in a well using automated pressure transducer methods
90.92 Standard to be revised
Hydrometric determinations — Pumping tests for water wells — Considerations and guidelines for design, performance and use
20.60 Close of comment period