Variable Definition: 
Nitrogen, NH4; Ammonium (NH4)
Variable Description: 

Ammonia
Ammonium Nitrogen[automated colorimetric analysis (phenolhypochlorite)] in ug N/L

Unit: 
parts per billion; Concentration ppb
Quality Control Level: 
Field Level Quality Control-Obvious errors/bad values have been removed
Value Type: 
Average
Data Type: 
real
Attribute or Value: 
Variable
Data Sets using this Variable: