Wastewater Abbreviations and Acronyms
- NACWANational Association of Clean Water Agencies
- NDWRCDPNational Decentralized Water Resources Capacity Development Project
- NGONon-Governmental Organizations
- NGOSNon-Governmental Organizations
- NJWEANew Jersey Water Environment Assgciation
- NONitrogen Oxide
- NO2Nitrogen Oxide
- NOPNotice of Preparation
- NOXNitrogen Oxide
- NPDESNat'l Pollutant Discharge Elimination System
- NPSNon-Point Source Pollution
- NPSPNon-Point Source Pollution
- NRDC(U.S.) Natural Resources Defense Council
- NSANitrogen Sensitive Area
- NTRNational Toxics Rule
- NYRWANew York Rural Water Association
- OLROrganic Loading Rates
- OLRSOrganic Loading Rates
- OMBOffice of Management and Budget (U.S.)
- ONRWOutstanding National Resource Water
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