OC Watersheds Acronyms and Abbreviations


303(d) List EPA List of Impaired Waters


AB Assembly Bill-California State Assembly
ACL Administrative Civil Liability
ACO Administrative Compliance Order
AI Authorized Inspectors
APE Area of Potential Effect
APWA American Public Works Association
AQMD Air Quality Management District
ASA Assistant Secretary of the Army
ASBS Area of Special Biological Significance


BAT Best Available Technology
BCT Best Conventional Technology
BIA Building Industry Association
BMP Best Management Practice
BOD Biological Oxygen Demand


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CAP Community Awareness Program-Household Hazardous Waste
CAR Critical Aquatic Resources
CASQA California Stormwater Quality Association
CC&Rs Covenants, Codes & Restrictions
CCR California Code of Regulations
CCTV Closed Circuit Television
CDFW California Department of Fish and Wildlife
CEQA California Environmental Quality Agency
CESPL OM Corps of Engineers, South Pacific Division, LA District, Operations Manual COE United States Army Corps of Engineers
CFR Code of Federal Regulations
CHP California Highway Patrol
CIA Common Interest Areas
COE United States Army Corps of Engineers
COE-LAD United States Army Corps of Engineers - Los Angeles District Corps United States Army Corps of Engineers
CPESC Certified Professional in Erosion and Sediment Control
CPSWQ Certified Professional in Storm Water Quality
CUPA Certified Unified Program Agency
CWA Clean Water Act


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DA District Attorney
DAMP Drainage Area Management Plan
DCIA Directly Connected Impervious Area
DHS Department of Health Services
DMV Department of Motor Vehicles
DOT Department of Transportation
DTSC Department of Toxic Substance Control


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EA Enforcing Attorney
EA Environmental Assessment
ECG Enforcement Consistency Guide
EHS Environmental Health Services
EIR Environmental Impact Report (addresses CEQA compliance)
EIS Environmental Impact Statement (addresses NEPA compliance)
EOC Emergency Operations Center
EPA Environmental Protection Agency
EPR Environmental Performance Reporting
EPS Engineering & Permit Services
ERP Enforcement Response Plan
ESA Environmentally Sensitive Area
ESA Endangered Species Act
ESC Erosion and Sediment Control


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F&G California Department of Fish & Game
FCSA Feasibility Cost Sharing Agreement
FEMA Federal Emergency Management Agency
FOG Fats, Oils and Grease


GIS Geographic Information System
gpd/gph Gallons per day/gallons per hour
GPS Global Positioning System
GWI Groundwater Infiltration


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HAZMAT Hazardous Materials
HCA Health Care Agency
HEC-1 Hydrologic Engineering Center - Flood Hydrograph Package Computer Program
HEC-1 Hydrologic Engineering Center - Water Surface Profiles Computer Program
HEC-HMS Hydrologic Engineering Center - Hydrologic Modeling System
HEC-RAS Hydrologic Engineering Center - River Analysis System
HEP Habitat Evaluation Procedure
HGM Hydro-Geomorphic Method
HHW Household Hazardous Waste
HMI Hazardous Materials Incident
HOA Homeowner’s Association
HQUSACE Headquarters U.S. Army Corps of Engineers
HTRW Hazardous, Toxic, and Radioactive Waste
HWI Hazardous Waste Inspector


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IC Incident Commander
ID/IC Illegal Discharge/Illicit Connection
IPM Integrated Pest Management
IRWD Irvine Ranch Water District
IWMD Integrated Waste Management Department


JPA Joint Powers Authorities
JURMP Jurisdictional Urban Runoff Management Plan


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LC LIP Coordinator
LID Low Impact Development
LIP Local Implementation Plan
LIS Land Information System


MCAS Marine Corps Air Station
MEP Maximum Extent Practicable
MOA Memorandum of Agreement
MOU Memorandum of Understanding
MRP Monitoring and Reporting Programs
MS4 Municipal Separate Storm Sewer System, a system for conveying stormwater that is separate from waste water treatment systems
MSDS Material Safety Data Sheet


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NBWEC Newport Bay Watershed Executive Committee
NBWMC Newport Bay Watershed Management Committee
NC Non-compliance
NCCP Natural Community Conservation Planning Program
NCCP/HCP Natural Community Conservation Plan/Habitat Conservation Plan
NEPA National Environmental Protection Act
NNC Notice of Non-compliance
NOI Notice of Intent
NOT Notice of Termination
NOV Notice of Violation
NPDES National Pollutant Discharge Elimination System
NPS Non-Point Source


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O&M Operations and Maintenance
OC Orange County
OCC Orange County Code
OCFA Orange County Fire Authority
OCFCD Orange County Flood Control District
OCPW Orange County Public Works
OCSD Orange County Sanitation District
OCWR Orange County Waste & Recycling
OES Office of Emergency Services
OMB Federal Office of Management and Budget
OSHA Occupational Safety and Health Act


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PAH Polyaromatic Hydrocarbons
PAM Polyacrylamide
PCA Project Cooperation Agreement
PCB Polychlorinated Biphenyls
PDSD Planning & Development Services Department
PEA Program Effectiveness Assessment
PFRD Public Facilities & Resources Department
PNIR Pollution Notification/Investigation Request
POTW Publically Owned Treatment Works
PPE Personal Protective Equipment
PSP Project Study Plan
PWC Public Works Crew
PWD Public Works Department


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QA Quality Assurance
QA/QC Quality Assurance/Quality Control
QAPP Quality Assurance Project/Program Plan
QC Quality Control
QCP Quality Control Plan


RCRA Resource Conservation and Recovery Act
RDMD Resources & Development Management Department
ROWD Report of Waste Discharge
RP Responsible Party
RPS Regional Pump Stations
RWQCB Regional Water Quality Control Board


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SA Santa Ana
SAM Sediment Analysis Module
SAMP Special Area Management Plan
SARWQCB Santa Ana Regional Water Quality Control Board
SCAG Southern California Association of Governments
SCCWRP Southern California Coastal Water Research Project
SCWRP Southern California Wetlands Recovery Project
SD San Diego
SDRWQCB San Diego Regional Water Quality Control Board
SIC Standard Industrial Classification Code
SMAC Study Management Advisory Committee
SOCWA South Orange County Wastewater Authority
SPD South Pacific Division
SR Spill Responder
SSMP Sewer System Management Plans
SSO Sanitary Sewer Overflow
SUSMP Standard Urban Stormwater Mitigation Plan
SWPPP Stormwater Pollution Prevention Plan
SWQTF Stormwater Quality Task Force
SWRCB State Water Resources Control Board


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TAC Technical Advisory Committee
TIC The Irvine Company
TMDL Total Maximum Daily Loads
TOC Total Organic Carbon
TSS Total Suspended Solids


UCI University of California, Irvine
UHWM Uniform Hazardous Waste Manifest
USACE United States Army Corps of Engineers
USAF United States Air Force
USCG United States Coast Guard
USFWS U. S. Fish and Wildlife Service


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WCRD Watershed & Coastal Resources Division
WDR Waste Discharge Requirement
WEF Water Environment Federation
WMA Watershed Management Areas
WQMP Water Quality Management Plan
WSPA Western States Petroleum Association
WURMP Watershed Urban Runoff Management Plan
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