AAS – atomic absorption spectrometry
ABA – acid-base accounting
ACI – American Concrete Institute
Amax – Amax Arizona Inc.
AMD – acid mine drainage
AML – abandoned mine land
AOC – Great Lakes Area of Concern
AP – acid-producing
APHA – American Public Health Association
Atlantic Richfield – Atlantic Richfield Company
BIA – Bureau of Indian Affairs
BIL – Bipartisan Infrastructure Law
BLM – Bureau of Land Management
Brewer – Brewer Gold Company
CDPHE – Colorado Department of Public Health and Environment
CEQ – Council on Environmental Quality
CERCLA – Comprehensive Environmental Response, Compensation, and Liability Act
CFR – Code of Federal Regulations
COC – contaminants of concern
CWL – critical water level
DEQ – Department of Environmental Quality
DEUR – Declaration of Environmental Use Restriction
DNR – Department of Natural Resources
DOD – Department of Defense
DOT – Department of Transportation
ET – evapotranspiration
GARD – global acid rock drainage
GC – gas chromatography
GC-MS – gas chromatography–mass spectrometry
GSA – General Services Administration
GSHP – ground-source heat pump
HCT – humidity cell testing
HDS – high-density sludge
HHRA – Human Health Risk Assessment
HPLC – high-performance liquid chromatography
HSB – Horseshoe Bend
ICP – inductively coupled plasma
ICP-AES – inductively coupled plasma–atomic emission spectrometry
ICP-MS – inductively coupled plasma–mass spectrometry
ICP-OES – inductively coupled plasma–optical emission spectrometry
IEUBK – Integrated Exposure Uptake Biokinetic
ITRC – Interstate Technology & Regulatory Council
IWTP – interim water treatment plant
LCA – life-cycle analysis
µg/L – micrograms per liter
µm – micrometer
MCM – Madison County Mines
MI EGLE – Michigan Department of Environment, Great Lakes, and Energy
MIW – mining-influenced water
MS – mass spectrometry
MSHA – Mine Safety and Health Administration
MSW – municipal solid waste
NEPA – National Environmental Policy Act
NHPA – National Historic Preservation Act
NORM – naturally occurring radioactive material
NP – neutralization potential
NPL – National Priority List
NPS – National Park Service
OES – optical emission spectrometry
OSMRE – Office of Surface Mining Reclamation and Enforcement
OU – Operable Unit
PennDOT – Pennsylvania Department of Transportation
PRP – potentially responsible party
RCRA – Resource Conservation and Recovery Act
REE – rare earth element
ROD – Record of Decision
SCDHEC – South Carolina Department of Health and Environmental Control
SCM – supplementary cementitious materials
SEM – scanning electron microscopy
SHPO – State Historic Preservation Officer
SPLP – synthetic precipitation leachate procedure
SSRL – site-specific remediation levels
State Parks – California Department of Parks and Recreation
s.u. – standard unit
TCLP – toxicity characteristic leachate procedure
TENORM – technology-enhanced naturally occurring radioactive material
UCL – upper confidence limits
U.S. – United States
USACE – United States Army Corps of Engineers
USDA – United States Department of Agriculture
USDOE – United States Department of Energy
USDOI – United States Department of the Interior
USDOT – United States Department of Transportation
USEPA – United States Environmental Protection Agency
USGS – United States Geological Survey
wt. % – percentage by weight
XRD – X-ray diffraction
XRF – X-ray fluorescence
