Water and Wastewater Terms Beginning N

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n Factor
N or Normal
NAICS
Nameplate
Nanofiltration
Nappe
National Environmental Training Association
National Environmental, Safety and Health Training Association
National Institute of Occupational Safety and Health
Natural Cycles
Natural Organic Matter
Nephelometric
NESHTA
Net Wastewater Contribution
Net Wastewater Flow
NETA
Neutralization
New Source
Newton
NF
NIOSH
Nitrification
Nitrification Stage
Nitrifying Bacteria
Nitrogenous
Noble Metal
Nodular
NOM
Nominal Diameter
Nonbiodegradable
Noncompatible Pollutants
Noncorrodible
Nonintegrated Facility
Nonionic Polymer
Non-Permit Confined Space
Nonpoint Source
Nonpotable
Nonsparking Tools
Nonvolatile Matter
Normal
Normality
Notice
NPDES Permit
NPDWR
NSDWR
NSF
NTU
Nutrient
Nutrient Cycle