Name:

QW Monitor Check Reading Time Code

Description:

A code indicating if the check reading was before or after cleaning or after calibration (final)

Authority:

United States Geological Survey, Surface Water User Group

Reference List

Code Sort Order Valid Flag Name Description
BFOR 1 true Before cleaning and calibration The check reading was made with the instrument as found before cleaning and calibration
AFTR 2 true After cleaning The check reading was made after cleaning but before calibration
ACAL 3 true After calibration The check reading was made after calibration