Vent Hole Condition


A reference table for codes that describe the condition of the vent holes for a crest-stage gage.


United States Geological Survey, Surface Water User Group

Reference List

Code Sort Order Valid Flag Name Description
UNSP 1 true Unspecified The condition of the intake holes were not specified by user.
VNOP 2 true Open The intake holes are open.
VNPP 3 true Partially plugged The intake holes are partially plugged.
VNPD 4 true Plugged The intake holes are plugged.