CF002

Attribute: DONCODE_MO

code		description
D		Monthly value based on derived values
D*		Monthly value based on derived values; one or more values measured below the detection limit
DE		Monthly value based on derived values; one or more values estimated
DE*		Monthly value based on derived values; one or more values estimated
DQ		Monthly value based on derived values; one or more values questionable
DQ*		Monthly value based on derived values; one or more values questionable; one or more values measured below the detection limit
ID		Monthly value incomplete - only 6-25 days are proportionally sampled in the month; monthly value based on derived values
ID*		Monthly value incomplete - only 6-25 days are proportionally sampled in the month; monthly value based on derived values of which one or more values measured below the detection limit
N		No analyses conducted for proportional samples taken during the month