Abbreviations & Acronyms: J-Q

Note: Some acronyms have more than one meaning. Multiple meanings are listed, separated by semi-colons.

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JEC: Joint Economic Committee

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LADD: Lifetime Average Daily Dose; Lowest Acceptable Daily Dose

LAER: Lowest Achievable Emission Rate

LC: Lethal Concentration. Liquid Chromatography

LCL: Lower Control Limit

LCM: Life Cycle Management

LCRS: Leachate Collection and Removal System

LD: Land Disposal. Light Duty

LDAR: Leak Detection and Repair

LDR: Land Disposal Restrictions

LDS: Leak Detection System

LEL: Lowest Effect Level. Lower Explosive Limit

LEPC: Local Emergency Planning Committee

LERC: Local Emergency Response Committee

LFG: Landfill Gas

LIBS: Laser-Induced Breakdown Spectroscopy

LIDAR: Light Detection and Ranging

LIF: Laser-Induced Flourescence

LIMB: Limestone-Injection Multi-Stage Burner

LLRW: Low Level Radioactive Waste

LMFBR: Liquid Metal Fast Breeder Reactor

LNAPL: Light Non-Aqueous Phase Liquid

LOD: Limit of Detection

LSC: Liquid Scintillation Radiation Counter

LTM: Long-Term Monitoring

LTMO: Long-Term Monitoring Optimization

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21M2: Measurement and Monitoring Technologies for the 21st Century

MACT: Maximum Achievable Control Technology

MAROS: Monitoring and Remediation Optimization System

MATC: Maximum Acceptable Toxic Concentration

MCACES: Micro-Computer Aided Cost Estimating System

MCL: Maximum Contaminant Level

MCLG: Maximum Contaminant Level Goal

MCS: Multiple Chemical Sensitivity

MDL: Method Detection Limit

MEP: Multiple Extraction Procedure

MMS: Man-Portable Magnetometer System

MNA: Monitored Natural Attenuation

MPE: Multi-Phase Extraction

MPWC: Multiprocess Wet Cleaning

MSW: Municipal Solid Waste

MTADS: Multi-Sensor Towed Array Detection System

MTBE: Methyl tertiary butyl ether

MUTA: Mutagenicity

MWC: Machine Wet Cleaning

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NAA: Nonattainment Area

NAAQS: National Ambient Air Quality Standards

NACEPT: National Advisory Council for Environmental Policy and Technology

NAPL: Non-Aqueous Phase Liquid

NARPM: National Association of Remedial Project Managers

NAS: National Academy of Sciences; Naval Air Station

NASA: National Aeronautics and Space Administration

NAVFAC: Naval Facilities Engineering Command

NCEPI: National Center for Environmental Publications and Information

NDCEE: National Defense Center for Environmental Excellence

NELP: Navy Environmental Leadership Program

NEPA: National Environmental Policy Act

NEPI: National Environmental Policy Institute

NESHAP: National Emission Standard for Hazardous Air Pollutants

NFESC: Naval Facilities Engineering Service Center

NIEHS: National Institute for Environmental Health Sciences

NFRAP: No Further Remedial Action Planned

NIOSH: National Institute of Occupational Safety and Health

NMHC: Non-Methane Hydrocarbons

NMOC: Non-Methane Organic Component

NMVOC: Non-Methane Volatile Organic Chemicals

NO: Nitric Oxide

NO²: Nitrogen Dioxide

NOAA: National Oceanographic and Atmospheric Agency

N2O: Nitrous Oxide

NOx: Nitrogen Oxides

NORM: Naturally Occurring Radioactive Material

NPDES: National Pollutant Discharge Elimination System

NRD: Natural Resource Damage

NRDC: Natural Resources Defense Council

NSPDS: Nylon-Screen Passive Diffusion Samplers

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O3: Ozone

ODP: Ozone-Depleting Potential

ODS: Ozone-Depleting Substances

OECD: Organization for Economic Cooperation and Development

O&M: Operations and Maintenance

OP-FTIR: Open-Path Fourier Transform Infrared

ORS-RPM: Optical Remote Sensing-Radial Plume Mapping

ORP: Oxidation-Reduction Potential

OU: Operable Unit

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P2: Pollution Prevention

PAH: Polynuclear Aromatic Hydrocarbons; Polycyclic Aromatic Hydrocarbons

Pb: Lead

PBC: Performance-Based Contract

PBMS: Performance-Based Measurement System

PCB: Polychlorinated Biphenyl

PCE: Perchloroethylene

PCM: Phase Contrast Microscopy

PCSD: President's Council on Sustainable Development

PDB: Passive Diffusion Bag; Polyethylene Diffusion Bag

PFC: Perfluorated Carbon

PHC: Principal Hazardous Constituent

PISCES: Passive In-Situ Concentration Extraction Sampler

PITT: Partitioning Interwell Tracer Test

PLM: Polarized Light Microscopy

PM: Particulate Matter

PMR: Pollutant Mass Rate

PNA: Polynuclear Aromatic Hydrocarbons

PNNL: Pacific Northwest National Laboratory

POPs: Persistent Organic Pollutants

POTW: Publicly Owned Treatment Works

PPB: Parts Per Billion

PPMAP: Power Planning Modeling Application Procedure

PPM: Parts Per Million

PPSP: Power Plant Siting Program

PPT: Parts Per Trillion

PPTH: Parts Per Thousand

PRP: Potentially Responsible Party

PS: Point Source

PSAM: Point Source Ambient Monitoring

PSI: Pollutant Standards Index; Pounds Per Square Inch; Pressure Per Square Inch

PSIG: Pressure Per Square Inch Gauge

PSM: Point Source Monitoring

PTFE: Polytetrafluoroethylene (Teflon)

PUC: Public Utility Commission

PVC: Polyvinyl Chloride

PVD: Passive Vapor Diffusion Sampler

PWS: Public Water Supply/System

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QA: Quality Assurance

QA/QC: Quality Assistance/Quality Control

QAO: Quality Assurance Officer

QAPP: Quality Assurance Program (or Project) Plan

QBTU: Quadrillion British Thermal Units

QC: Quality Control

QL: Quantification Limit

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