3R2N

Three Rivers Second Nature

3RWW

Three Rivers Wet Weather Demonstration Program

ABAG

Association of Bay Area Governments

ACCD

Allegheny Conference on Community Development

ACHD

Allegheny County Health Department

AGI

Acute gastrointestinal illness

ALCOSAN

Allegheny County Sanitary Authority

AMD

Acid mine drainage

AML

Abandoned mine land

ATSDR

Agency for Toxic Substances and Disease Registry

AWQS

Ambient water quality standards

BMP

Best management practices

BOD

Biological oxygen demand

CAA

Clean Air Act

CATS

Chicago Area Transit Study

CDC

Centers for Disease Control and Prevention

CMOM

Capacity, Management, Operations, and Maintenance

CMU

Carnegie Mellon University

CSO

Combined sewer overflow

CVMP

Citizens’ Volunteer Monitoring Program

CW

Chicago Wilderness

CWA

Clean Water Act

CWARP

Comprehensive Watershed Assessment and Response Plan

DDT

Dichlorodiphenyltrichloroethane

DHHS

U.S. Department of Health and Human Services

EBMUD

East Bay Municipal Utility District

EMAP

Environmental Monitoring and Assessment Program

EPA

U.S. Environmental Protection Agency

ERC

Extended reactive control

EWGCC

East-West Gateway Coordinating Council

FBM

Flow balancing method

FDA

U.S. Food and Drug Administration

GIS

Geographic information system

GWR

Ground Water Rule (proposed)

HUC

Hydrologic unit code

IARC

International Agency for Research on Cancer

IAWPR

International Association on Water Pollution Research and Control

IAWQ

International Association on Water Quality

IBI

Index of Biotic Integrity

ICR

Information Collection Rule

I/I

Infiltration and inflow

ISTEA

Intermodal Surface Transportation Efficiency Act

JLA

Joint local agency

KIPDA

Kentuckyiana Regional Planning and Development Agency

LRC

Local reactive control

LTCP

Long-term wet weather control plan

MCL

Maximum contaminant level

MFA

Major financial activity

MMSD

Milwaukee Metropolitan Sewer District

MOU

Memorandum of understanding

MPN

Most probable number

MPO

Metropolitan planning organization

MSA

Metropolitan statistical area

MSD

Metropolitan sewer district

MWRD

Metropolitan Water Reclamation District

NAPRA

National agricultural pesticide risk assessment

NAWQA

National Water Quality Assessment Program

NGO

Nongovernmental organization

NIPC

Northeastern Illinois Planning Commission

NMR

Nine Mile Run

NMR-GP

Nine Mile Run Greenway Project

NODP

National Onsite Demonstration Project

NPDES

National Pollutant Discharge Elimination System

NPS

Nonpoint source

NRC

National Research Council

NRDC

Natural Resources Defense Council

OGP

Optimal global predictive

ORSANCO

Ohio River Valley Water Sanitation Commission

OSM

Office of Surface Mining, Reclamation, and Enforcement

OSTDS

On-site sewage treatment and disposal system

PABS

Pennsylvania Biological Survey

PADEP

Pennsylvania Department of Environmental Protection

PADER

Pennsylvania Department of Environmental Resources

PADOH

Pennsylvania Department of Health

PASEO

Pennsylvania Association of Sewage Enforcement Officers

PCB

Polychlorinated biphenyl

PEC

Pennsylvania Environmental Council

PEL

Probable effect level

PENNVEST

Pennsylvania Infrastructure Investment Authority

PFBC

Pennsylvania Fish and Boat Commission

PFU

Plaque forming unit

POWR

Pennsylvania Organization for Watersheds and Rivers

PRWA

Pennsylvania Rural Water Association

PWSA

Pittsburgh Water and Sewer Authority

RBP

Rapid Bioassessment Protocol

RCAP

Rural Community Assistance Program

RMO

Regional Maintenance Organization

RTA

Regional Transportation Authority

RTC

Real-time control

RUS

Rural Utility Service

RWRC

Regional Water Resources Council

SDWA

Safe Drinking Water Act

SEWRPC

Southeastern Wisconsin Regional Planning Commission

SLMSD

Saint Louis Metropolitan Sewer District

SMCL

Secondary Maximum Contaminant level

SMCRA

Surface Mining Control and Reclamation Act

SPC

Southwestern Pennsylvania Commission

SSO

Sanitary sewer overflow

STEP

Septic tank effluent pump

SWAP

Source Water Assessment and Protection

SWRC

Statewide Water Resources Committee

TCMC

Twin Cities Metro Council

TDS

Total dissolved solids

TMDL

Total maximum daily load

TPR

Third party review

TPRC

Third Party Review Committee

TSS

Total suspended solids

USACE

U.S. Army Corps of Engineers

USDA

U.S. Department of Agriculture

USGS

U.S. Geological Survey

USPHS

U.S. Public Health Service

VOC

Volatile organic compound

WATRR

Watershed Alliance for the Three Rivers Region

WPC

Western Pennsylvania Conservancy

WQIF

Water Quality Improvement Fund

WQS

Water quality standard

WRAS

Watershed Restoration Action Strategy

WRPA

Water Resources Planning Act

WSIP

Southwestern Pennsylvania Water and Sewer Infrastructure Project

WSTB

Water Science and Technology Board

WWTP

Wastewater treatment plant

This page intentionally left blank.