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Return to GLOSSARY
A
A2LA – American Association for Laboratory Accreditation
AA – Administering Agency
AAR – Association of American Railroads.
AB – Assembly Bill (California)
ACGIH – American Conference of Governmental Industrial Hygienists; an organization of professional industrial hygienist in governmental agencies or educational institutions engaged in occupational safety and health programs. ACGIH develops and publishes recommended occupational exposure limits (see TLV for hundreds of chemical substances and physical agents.
ACIL – American Council of Independent Laboratories
ACL – Alternative Containing Materials
ACM – Asbestos Containing Materials
ACS – American Chemical Society
ADR – Alternative dispute resolution; use of a mediator or other neutral third party instead of litigation to resolve a dispute.
AED – Atomic emission detection
AEHS – Association for the Environmental Health of Soils
AEM – Acoustic Emission Monitoring
AFMMP – Advanced Field Monitoring Methods Program (U.S. EPA)
AG – Attorney General
AHERA – Asbestos Hazard Emergency Response Act (1986); federal law requiring LEAs to identify asbestos hazards and develop abatement plans.
AHM – Acutely Hazardous Materials
AHMM – Academy of Hazardous Materials Management
AIHA – American Industrial Hygiene Association
ALARA – As Low As Reasonably Achievable
AMU – Atomic mass units
AN/B – Acid neutral/base
ANEP – Association of Northwest Environmental Professionals
ANPR – Advance Notice of Proposed Rulemaking
ANSI – American National Standards Institute; a privately funded, voluntary membership organization that identifies industrial and public needs for national consensus standards and coordinates development of such standards. Many ANSI standards relate to safe design/performance of equipment such as safety shoes, eyeglasses, smoke detectors, fire pumps, household appliances, and safe practices or procedures, such as noise measurement, testing of fire extinguishers and flame arrestors, industrial lighting practices, and use of abrasive wheels.
AOAC – Association of Official Analytical Chemists (full name no longer used)
AOC – Area of concerns; also, administrative order of consent
AOTS – Acoustic optic tunable scanning
AOX – Absorbable organic halogen
APA – Administrative Procedure Act
APCA – Air pollution control agency (or authority)
APCD – Air Pollution Control District
API – American Petroleum Institute; voluntary membership organization of the petroleum industry. Among its services, API assists member committees in developing by the consensus process and publishing recommended practices for drilling and well servicing, storage tank installation, tank cleaning, piping and fittings, other industry related design, installation, and operating practices; also funds and publishes basic reference books and manuals (example: Industrial Hygiene Monitoring Manual for Petroleum Refineries and Selected Petrochemical Operations).
APWA – American Public Water Association
AQMA – Air Quality Maintenance Area (Clean Air Act)
AQCR – Air Quality Control Region
AQMD – Air Quality Management District
ARAR – Applicable or relevant and appropriate requirements; criteria involved in choosing cleanup remedies; an integral part of the decision-making procedure outlined in the proposed NCP
ARB – Air Resource Board
ARCS – Alternative Remedial Contracting Systems; EPA-administered turnkey contracting and subcontracting program funded through CERCLA to investigate and remediate hazardous waste sites.
AREAL – Atmospheric Research and Exposure Assessment Laboratory
ASM – Autosampler module
ASQC – American Society for Quality Control
AST – Aboveground storage tank.
ASTM – American Society for Testing and Materials; voluntary membership organization with members from broad spectrum of individuals, agencies, and industries concerned with materials. The world's largest source of voluntary consensus standards for materials products, systems, and services. ASTM is a resource for sampling and testing methods, health, and safety aspects of materials, safe performance guidelines, effects of physical and biological agents, and chemicals.
ATA – Air Transport Association; Washington, D.C.-based trade group representing U.S. air carriers.
ATSDR – Agency for Toxic Substances and Disease Registry; federal agency within the U.S. Public Health Service charged with carrying out the health-related responsibilities of CERCLA and RCRA.
AWMA – Air & Waste Management Association
AWWA – American Water Works Association
B
BACT – Best Available Control Technology (Clean Air Act)
BAT – Best Available Technology Economically Achievable (Clean Water Act)
BATEA – Best Available Technology Economically Achievable
BCH – Subcommittee on Bulk Chemicals; IMO subcommittee that represents bulk chemicals carriers and shippers.
BCT – Best Conventional Pollutant Control Technology
BDAT – Best demonstrated available technology.
BFB – Bromofluorobenzene
BIRL – Basic Industry Research Laboratory; research and development laboratory operated by Northwestern University. Projects emphasize materials performance; and production and processing of bulk metals, ceramics, polymers, and coating and composites.
BMP – Best Management Practice
BN/A – Based Neutral/Acid, a laboratory term used to denote the specific fraction of organic compounds as they relate to extraction procedures in EPA methods 625 and 8270.
BOD – Biochemical Oxygen Demand
BOM, or BuMines – Bureau of Mines of the U.S. Department of Interior. BOM began approving air breathing apparatus in 1918, later adding all types of respirators. BOM's respirator testing/approval activities have been discontinued; NIOSH now has this responsibility.
BPT – Best Practicable Control Technology Currently Available
BTEX – Benzene, toluene, ethyl benzene and xylene.
BTU – British thermal unit
BTX – Benzene, toluene and xylene
C
CA – Corrective Action
CAA – Clean Air Act; federal law enacted to regulate/reduce air pollution. Administered by U.S. EPA.
CAAA – Clean Air Act Amendments (of 1990)
CAC – California Administrative Code (now California Code of Regulations, CCR)
CAFE – Corporate Average Fuel Economy
CAL-OSHA – California Division of Occupational Safety and Health
CAL-TRANS – California Department of Transportation
CAMU – Corrective action management unit
CAP – Capacity assurance plan
CARB – California Air Resources Bond
CAS – Chemical Abstracts Services; a Columbus, Ohio organization which indexes information published in "Chemical Abstracts" by the American Chemical Society and provides index guides by which information about particular substances may be locate in the "Abstracts" when needed. "CAS Number" identify specific chemicals. Not every chemical has been assigned a CAS number.
CAWG – Clean Air Working Group
CBE – Citizens for a Better Environment
CBI – Confidential Business Information
CBSA – Chlorobenzenesulfonic acid
CCA – Copper chromium arsenic
CCC – Calibration check compounds
CCR – California Code of Regulations (formerly CAC)
CCS – Contract compliance screening
CCV – Continuing calibration verification
CDG – Carriage of Dangerous Goods Subcommittee; IMO subcommittee dealing with transporting packaged hazardous materials and IMDG Code maintenance.
CE – Capillary electrophoresis
CEG – Certified Engineering Geologist
CEM – Continuous emissions monitor(ing).
CEQA – California Environmental Quality Act
CERCLA – Comprehensive Environmental Response, Compensation and Liability Act of 1980, also known as the "Superfund." This law gives EPA broad authority to regulate releases of hazardous substances to the environment.
CERCLIS – CERCLA's information system, the EPA's computerized data base, which tracks the status of suspected sites. These currently number more than 27,000.
CE-SOQ – Conditionally Exempt Small Quantity Generators
CFC – Chlorofluorocarbon; family of chemical substances used as refrigerants and solvents; widely believed to be associated with depletion of Earth's ozone layer.
CFR – Code of Federal Regulations. The U.S. regulations issued by government agencies such as OSHA, EPA, FDA, and DOT, to enforce Acts of Congress. Example: 29CFR 1910 denotes Title 29 of the Code of Federal Regulations, part 1910.
CGL – Comprehensive General Liability Insurance
CHMM – Certified Hazardous Materials Manager
CHP – California Highway Patrol or Certified Health Professional
CI – Chemical Point
CIA – Capillary ion analysis
CIH – Certified industrial hygienist; trained and certified person responsible for monitoring and maintaining safety and health standards in industrial settings.
CLP – Contract Laboratory Program; EPA program providing private-sector analytical laboratory support for Superfund projects.
CMA – California Manufacturers Association or Chemical Manufacturing Association
CMS – Corrective measures study
CNAEL – Committee on National Accreditation of Environmental Laboratories (U.S. EPA)
CO – Carbon monoxide
CO2 – Carbon dioxide
COC – Cleveland Open Cup; a flash point test method.
COD – Chemical Oxygen Demand
CODEX – The FAO/WHO Codex Alimentarius Commission
COV – Coefficient of variation
CPSC – Consumer Products Safety Commission; federal agency with responsibility for regulating hazardous materials when they appear in consumer goods. For CPSC purposes, hazards are defined in the Hazardous Substances Act and the Poison Prevention Packaging Act of 1970.
CQED – Consortium for Quality Environmental Data
CRADA – Cooperative Research and Development Agreement
CRDL – Contract-required detection limit
CRL – Certified reporting limit
CRP – Community Relations Plan, required by CERCLA for a hazardous materials release or threat of release. The plan specifies the communication activities to be undertaken and provides for public comment on the remedial alternatives being considered.
CRWQCB – California Regional Water Quality Control Board (or RWQCB)
CSF – Carcinogenic slope factor
CSMA – Chemical Specialties Manufacturers Association; national trade association representing producers of pesticides and other specialty chemicals.
CSO – Combined sewer overflow
CSP – Certified Safety Professional
CSR – Constant sampling rate
CSWMP – County Solid Waste Management Plan (California)
CTG – Control technology guideline; emission control technology specified by EPA for a HAP.
CWA – Clean Water Act; federal law enacted to regulate/reduce water pollution. Administered by EPA.
CWMB – California Waste Management Board
CWTI – Chemical and Waste Transportation Institute; affiliated with the National Solids Wastes Management Association; represents the interests of hazardous waste transporters.
D
DCO – Document Control Officer
DCN – Document change notice
DCQAP – Data collection quality assurance plan
DEIS – Draft environmental impact statement
DERA – Defense Environmental Restoration Act
DFA – Department of Food and Agriculture (California)
DFTPP – Decafluorotriphenylphoshpine
DHHS – U.S. Department of Health and Human Services; created in 1980 to replace the Department Health, Education, and Welfare (DHEW) as "parent" for NIOSH, Public Health Service, and other agencies related to health and safety.
DHS, DOHS – Department of Health Services (California); see also TSCD
DIAL – Differential absorption lidar
DIB – Dibutyl chlorendate
DMCP – DOE Methods Compendium Program
DNS – Determination of nonsignificance
DO – Dissolved Oxygen
DOCC – Description of current conditions
DOD – Department of Defense (Federal)
DOE – U.S. Department of Energy; responsible for research and development of energy technology, marketing of federal power, the nuclear weapons program, and energy regulation; also manages facilities containing toxic and hazardous materials and wastes.
DOJ – U.S. Department of Justice.
DOT – U.S. Department of Transportation; regulates transportation of chemicals and other substances, to aid in the protection of the public as well as fire, law enforcement, and other emergency response personnel, particularly when transportation incidents occur involving hazardous materials. Detailed DOT classification lists specify appropriate warnings such as Oxidizing Agent or Flammable Liquid – which must be used for various substances.
DQO – Data quality objective
DRE – Destruction removal efficiency.
DW – Dangerous Waste
DWPL – Drinking water priority list
E
EA – Environmental assessment
EAA – Environmental Assessment Association
EAP – Emission assessment program
ECD – Electron capture detection (or detector)
ECRA – Environmental Cleanup Responsibility Act (New Jersey)
EDF – Environmental Defense Fund
EDXRF – Energy-dispersive X-ray fluorescence (spectrometry)
EEC – European Economic Community; 12-natin organization representing member interests in European trade.
EER – Excess Emission Reports
EGR – Exhaust gas recycle
EHS – Extremely Hazardous Substances
EHW – Extremely hazardous waste
EI – Electron impact
EIA – Enzyme immunoassay
EIL – Environmental Impairment Liability Insurance
EIR – Environmental Impact Report
EIS – Environmental Impact Statement (NEPA)
ELCD – Electrolytic conductivity detection
EMMC – Environmental Monitoring Management Council
EMSL – Environmental Monitoring System Laboratory (U.S. EPA)
EP – Extraction procedure
EP Toxicity – Extraction Procedure toxicity, as defined by EPA hazardous waste regulations, 21 CFR 261.24.
EPA – U.S. Environmental Protection Agency; federal agency with environmental protection, regulatory, and enforcement authority. Administers Clean Air Act, Clean Water Act, FIFRA, RCRA, TSCA, and other federal environmental laws.
EPA # – Generator # for RCRA manifesting
EPCRA – Emergency Planning and Community Right-to-Know Act
EPCRTKA – Emergency Planning and Community Right-to-Know
EPRI – Electric Power Research Institute
EQL – Estimated quantitation limit
ER – Electrical Resistivity
ERA – Environmental Risk Assessment (for EIL)
ERRIS – Emergency and Remedial Response Inventory System
ERT – Emergency Response Team (U.S. EPA)
ESAT – Environmental Service Assistance Team
ESD – Environmental Services Division (U.S. Team)
ESES – Environmental sampling expert system
ESP – Electrostatic Precipitators
ETA – Environmental Testing & Analysis magazine
ETI – Environmental Testing Industry
ETP – Environmental tracking procedure
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