AMC

Antecedent Moisture Condition of Soil

ASCE

American Society of Civil Engineers

BMP

Best Management Practice

BOD

Biological Oxygen Demand

C

Runoff Coefficient, used in the

Rational Method of Estimating Peak Runoff

CN

Curve Number, used in the NRCS Method of Estimating Total Runoff

COD

Chemical Oxygen Demand

EPA

Environmental Protection Agency

HSG

Hydrologic Soil Group

I DF

Intensity-Duration-Frequency

LEED®

Leadership in Energy and Environmental Design, a program to promote and evaluate project designs based on environmental factors; developed by the US Green Building Council

LID

Low Impact Development

NOAA

National Oceanic and Atmospheric Administration

NRCS

Natural Resources Conservation Service, a federal agency; previously named the Soil Conservation Service

NRMCA

National Ready Mixed Concrete Association

PCA

Portland Cement Association

SCS

Soil Conservation Service

STORM

Storage, Treatment, Overflow Runoff Model

SWMM

Storm Water Management Model

TR-55

Technical Report No. 55, a design methodology for estimating total and peak runoff, developed and published by SCS (now NRCS)

TSS

Total Suspended Solids

USACE

US Army Corps of Engineers