ACGIH
American Conference of Governmental Industrial Hygienists

AEC
Atomic Energy Commission

AIHA
American Industrial Hygiene Association

ALARA
as low as reasonably achievable

ARAP
Aquatic Resources Alteration Permit

ARAR
applicable or relevant and appropriate requirement

ASER
Annual Site Environmental Report

ATSDR
Agency for Toxic Substances and Disease Registry

BCK
Bear Creek kilometer

BCV
Bear Creek Valley

BMAP
Biological Monitoring and Abatement Program

BOD
biological oxygen demand

CA
characterization area

CAA
Clean Air Act

CDI
chronic daily intake

CEQ
Council on Environmental Quality

CERCLA
Comprehensive Environmental Response, Compensation, and Liability Act

CET
Center for Environmental Technology

CFC
chlorofluorocarbon

CLP
Contract Laboratory Program

CMC
criterion maximum concentration

CMTS
Central Mercury Treatment System

CNF
Central Neutralization Facility

CRADA
cooperative research and development agreement

CRK
Clinch River kilometer

CRMP
cultural resource management plan

CWA
Clean Water Act

CWG
citizens' working group

CWM
Center for Waste Management

CWSA
Containerized Waste Storage Area

CY
calendar year

CYRTF
Coal Yard Runoff Treatment Facility

DAC
derived air concentration

DCF
dose conversion factor

DCG
derived concentration guide

D&D
decontamination and decommissioning

DEUSS
Discharge of Enriched Uranium to the Sanitary Sewer

DNAPL
dense nonaqueous phase liquid

DNFSB
Defense Nuclear Facilities Safety Board

DOE
U.S. Department of Energy

DOE-HQ
U.S. Department of Energy Headquarters

DOE-ORO
U.S. Department of Energy Oak Ridge Operations Office

DWS
drinking water standard

EA
environmental assessment

EDE
effective dose equivalent

EESSMS
East End Sanitary Sewer Monitoring Station

EFK
East Fork Poplar Creek kilometer

EFPC
East Fork Poplar Creek

ELPAT
Environmental Lead Proficiency Analytical Testing Program

EML
Environmental Measurements Laboratory

EMP
Environmental Monitoring Plan for the Oak Ridge Reservation
Energy Systems
Lockheed Martin Energy Systems, Inc. (formerly Martin Marietta Energy Systems, Inc.)

EPA
U.S. Environmental Protection Agency

EPA-HQ
U.S. Environmental Protection Agency Headquarters

EPCRA
Emergency Planning and Community Right-To-Know Act

EPIP
Environmental Protection Program Implementation Plan

EPT
Ephemeroptera, Plecoptera, and Trichoptera

ER
environmental restoration

ESD
Environmental Sciences Division (ORNL)

ES&H
environment, safety, and health

FDA
U.S. Food and Drug Administration

FFA
federal facilities agreement

FFCA
federal facilities compliance agreement

FFEO
Federal Facilities Enforcement Office

FIFRA
Federal Insecticide, Fungicide, and Rodenticide Act

FONSI
finding of no significant impact

FY
fiscal year

GIS
geographic information system

GWPP
Groundwater Protection Program

GWPS
groundwater protection standard

GWTF
groundwater treatment facility

HAP
Hazardous Air Pollutant

HAZWRAP
Hazardous Waste Remedial Action Program

HEPA
high-efficiency particulate air

HiVal
High Investment Value

HQ
hazard quotient

HSWA
Hazardous and Solid Waste Amendments to RCRA (1984)

I/CDI
intake (estimated dose)/calculated daily intake

ICP-MS
inductively coupled plasma mass spectrometry

ICRP
International Commission on Radiological Protection

IHgTU
Interim Mercury Treatment Unit

IRIS
Integrated Risk Information System

ISV
In-Situ Vitrification

IWC
in-stream waste concentration

IWMF
Interim Waste Management Facility

K-25 Site
the Oak Ridge K-25 Site

LDR
land disposal restriction

LLLW
liquid low-level (radioactive) waste

LLW
low-level (radioactive) waste

LMER
Lockheed Martin Energy Research Corporation

LMES
Lockheed Martin Energy Systems

LQAP
Laboratory Quality Assurance Plan

MACT
maximum achievable control technology

MAPEP
Mixed Analyte Performance Evaluation Program

MCL
maximum contaminant level

MEK
Melton Branch kilometer

Mgd
million gallons per day

MIK
Mitchell Branch kilometer

MSRE
Molten Salt Reactor Experiment

NEPA
National Environmental Policy Act

NESHAP
National Emission Standards for Hazardous Air Pollutants

NHPA
National Historic Preservation Act

NIST
National Institute of Standards and Technology

NOAA
National Oceanic and Atmospheric Administration

NOEC
no-observed-effect concentration

NOEL
no-observed-effect level

NON
notice of noncompliance

NOV
notice of violation

NPDES
National Pollutant Discharge Elimination System

NPL
National Priorities List

NRC
Nuclear Regulatory Commission

NRWTF
Nonradiological Wastewater Treatment Facility

OHF
Old Hydrofracture Facility

ORAU
Oak Ridge Associated Universities

OREIS
Oak Ridge Environmental Information System

ORISE
Oak Ridge Institute for Science and Education

ORNL
Oak Ridge National Laboratory

ORR
Oak Ridge Reservation

ORR-PCB-FFCA
Oak Ridge Reservation Polychlorinated Biphenyl Federal Facilities Compliance Agreement

OU
operable unit

PAM
perimeter air monitoring (station)

PA/SI
preliminary assessment/site investigation

PAT
Proficiency Analytical Testing

PCB
polychlorinated biphenyl

PCK
Poplar Creek kilometer

PET
Proficiency Environmental Testing

PIDAS
Perimeter Intrusion Detection Assessment System

PM10
particulate matter less than 10 microns in diameter

POTW
publicly owned treatment works

PWMP
Pond Waste Management Project

QA
quality assurance

QA/QC
quality assurance/quality control

QC
quality control

Rad-NESHAP
Rad-National Emission Standards for Hazardous Air Pollutants

RAM
remote air monitoring

RCRA
Resource Conservation and Recovery Act

RCW
recirculating cooling water

R&D
research and development

RFA
RCRA Facility Assessment

RfD
reference dose

RI
remedial investigation

RI/FS
remedial investigation/feasibility study

RMPE
Reduction of Mercury in Plant Effluent

ROD
record of decision

ROI
return on investment

RQ
reportable quantity

SARA
Superfund Amendments and Reauthorization Act

SDWA
Safe Drinking Water Act

SF
slope factor

SHPO
Tennessee state historic preservation officer

SMCL
secondary maximum contaminant level

SOP
standard operating procedure

SPCC
Spill Prevention Control and Countermeasures Plan

S/RIDs
Standards/Requirements Identification Documents

STP
Site Treatment Plan

STP
Sewage Treatment Plant

SWDF
solid waste disposal facilities

SWHISS
Surface Water Hydrological Information Support System

SWM
solid waste management

SWMU
solid waste management unit

SWPPP
Storm Water Pollution Prevention Program

SWSA
solid waste storage area

TCMP
Toxicity Control and Monitoring Program

TDEC
Tennessee Department of Environment and Conservation

TDEC/DOE-OD
Tennessee Department of Environment and Conservation/DOE Oversight Division

T&E
threatened and endangered

TEMA
Tennessee Emergency Management Agency

TLD
thermoluminescent dosimeter

TOA
Tennessee Oversight Agreement

TPF
Transuranic Processing Facility

TRANSCOM
U.S. Transportation Command

TRC
total residual chlorine

TRK
Tennessee River kilometer

TRU
transuranic

TSCA
Toxic Substances Control Act

TSD
treatment, storage, and disposal

TSO
Technical Subcontracting Office

TSP
total suspended particulates

TVA
Tennessee Valley Authority

TWQC
Tennessee General Water Quality Criteria

TWRA
Tennessee Wildlife Resources Agency

UE
uranium enrichment

UEFPC
Upper East Fork Poplar Creek

UE-PCB-FFCA
Uranium Enrichment Polychlorinated Biphenyl Federal Facilities Compliance Agreement

UE-TSCA-FFCA
Uranium Enrichment Toxic Substances Control Act Federal Facilities Compliance Agreement

USEC
United States Enrichment Corporation

UST
underground storage tank

UV
ultraviolet

VDRIF
Variable Dose Rate Irradiation Facility

VOC
volatile organic compound

WAG
waste area grouping

WCK
White Oak Creek kilometer

WETF
West End Treatment Facility

WIPP
Waste Isolation Pilot Plant

WMP
waste management program

WOC
White Oak Creek

WOD
White Oak Dam

WOL
White Oak Lake

WQS
water quality standard

Y-12 Plant
the Oak Ridge Y-12 Plant