List of Typical Acronyms in Environmental Impact Reports (EIR)

A AAQS Ambient Air Quality Standards ac acre(s), acreage ac-ft/yr acre-feet per year ACOE U.S. Army Corps of Engineers ADA Americans with Disabilities Act of 1990 ADT Average Daily Traffic (Trips) AIA Airport Influence Area ALUCP San Diego County Airport Land Use Commission ALUCP Airport Land Use Compatibility Plan amsl above mean sea level ANSI American National Standards Institute APCD San Diego County Air Pollution Control District APN Assessor's Parcel Number AQIA Air Quality Impact Analysis ASTM American Society for Testing of Materials ASTs Aboveground Storage Tanks

B BACM Best Available Control Measures BACT Best Available Control Technology BAT Best Available Technology BCT Best Control Technology bgs below ground surface BMO Biological Mitigation Ordinance BMP Best Management Practice(s) BOD Biochemical Oxygen Demand BO Biological Opinion BRCA Biological Resource Core Area

C CAA Federal Clean Air Act CAAQS California Ambient Air Quality Standards CALINE4 California Line Source Dispersion Model CALTRANS California Department of Transportation CalEPA California Environmental Protection Agency CAPCOA California Air Pollution Control Officers' Association CARB California Air Resources Board CBC California Building Code CC&Rs Convenants, Conditions and Restrictions CCR California Code of Regulations CDC California Department of Conservation CDF California Department of Forestry and Fire Protection CDFG California Department of Fish & Game CDMG California Division of Mines & Geology CDWR California Department of Water Resources CEQA California Environmental Quality Act CERCLA Comprehensive Environmental Response, Compensation and Liability Act CESA California Endangered Species Act cfm cubic feet per minute CFR Code of Federal Regulations cfs cubic feet per second CGS California Geological Survey CHP California Highway Patrol CIP Community Improvement Program CIWMB County Integrated Waste Management Board CIWMP County of San Diego Integrated Waste Management Plan CLUP Comprehensive Land Use Plan CMU Concrete Masonry Unit CMP Congestion Management Program CNEL Community Noise Equivalent Level CNPS California Native Plant Society CO Carbon Monoxide CO2 Carbon Dioxide COC Constituents of Concern COD Chemical Oxygen Demand CPUC California Public Utilities Commission CRHR California Register of Historical Resources CTMP Community Trails Master Plan CSS Coastal Sage Scrub Vegetation CWA Federal Clean Water Act c.y. Cubic yards

D dB Decibel(s) dBA A-weighted sound level DEH Department of Environmental Health (San Diego County) DHS State Department of Health Services DOT United States Department of Transporation DPLU Department of Planning & Land Use (San Diego County) DPM Diesel Particular Matter DPW County of San Diego Department of Public Works DTSC California Department of Toxic Substances Control du (Number of) dwelling unit(s) du/ac (Number of) dwelling unit(s) per acre DWR California Department of Water Resources

E EDUs Equivalent dwelling units EIR Environmental Impact Report EMFAC Emission Factor (computer model) EMF Electromagnetic Field EPA Environmental Protection Ageny ESA Endangered Species Act

F FAA Federal Aviation Administration FAHJ Fire Authority Having Jurisdiction Farmland Prime Farmland, Unique Farmland or Farmland of Statewide Importance FAZ Flight Activity Zone FEMA Federal Emergency Management Agency FESA Federal Endangered Species Act FHWA Federal Highway Administration FIRM Flood Insurance Rate Map FMMP Farmland Mapping and Monitoring Program FMZ Fuel Modification Zone FWPCA Federal Water Pollution Control Act

G GIS Geographic Information Systems GP2020 San Diego County General Plan 2020 GPA General Plan Amendment gpd gallons per day gpm gallons per minute gpm/ft gallons per minute/ per foot GPS Global Positioning Satellite

H HA Hydrologic Area HAPs Hazardous Air Pollutants HARP Hot Spots Analysis and Reporting Program HCM Highway Capacity Manual HCP Habitat Conservation Plan HCS Highway Capacity Software HDPE High Density polyethylene HHW Household Hazardous Waste HHWE Household Hazardous Waste Element HIRT Hazardous Incident Response Team HLP Habitat Loss Permit HMP Habitat Management Plan HOA Homeowners' Association HP Horsepower HP-HRS Horse Power-Hours HRA Health Risk Assessment HSA Hydrologic Subarea HU Hydrologic Unit HVAC Heating, Ventilation & Air Conditioning HWEP Hazardous Waste Exclusion Program Hz Hertz

I I-8 Interstate Highway 8 IFP Integrated Facilities Plan ILV Intersecting Lane Vehicle In/Out Ratio of trips in to trips out IOD Irrevocable Offer to Dedicate ITE Institute of Transportation Engineers ITS Intelligent Transportation System ISCT3 Industrial Source Complex - Short Term Regulatory air Dispersion Model

J JPA Joint Power Authority JTD Joint Technical Document

L LAFCO Local Agency Formation Commission LE Land Evaluation Leq Time-average sound level LESA California Land Evaluation & Site Assessment LEA Local Enforcement Agency LLC Limited Liability Company LOS Level of Service LPC Light Pollution Code (County of San Diego)

M MBTA Migratory Bird Treaty Act MCAS Marine Corps Air Station MCL Maximum Contaminant Levels MEP Maximum Extent Practicable MGD Million Gallons per Day mg/l milligrams per liter mg/m3 Milligrams per cubic meter mg/m3 Micrograms per cubic meter MHCP Multiple Habitat Conservation Program MHOSCP Multiple Habitat Open Space Conservation & Program min minute(s) MLS Mass Loading Station mm millimeters MM Mitigation Measure MMRP Mitigation Monitoring and Reporting Program MND Mitigated Negative Declaration mph miles per hour MRZ Mineral Resource Zone MSA Major Statistical Areas MSCP Multiple Species Conservation Program MSP Master Specific Plan MUP Major Use Permit MWD Metropolitan Water District

N NAAQS National Ambient Air Quality Standards NCCP Natural Community Conservation Plan (California) NHPA National Historic Preservation Act NO2 Nitrogen Dioxide, Nitrite NOx Nitrogen Oxides NO3 Nittrate NOx Nitrogen Oxides NOC Notice of Completion NOD Notice of Determination NOI Notice of Intent NOP Notice of Preparation NPDES National Pollution Discharge Elimination System NPDWRs National Primary Drinking Water Regulations NPPA Native Plant Protection Act NPS National Park Service NRCS Natural Resources Conservation Service NSA Noise Sensitive Area

O O3 Ozone OEHHA Office of Environmental Health Hazard Assessment (USEPA) OFFROAD California Air Resources Board Off-Road Emission Inventory Model OHWM Ordinary High Water Mark ORV Off-Road Vehicle OSE Open Spance Easement OSWER Office of Solid Waste and Emergency Response (USEPA)

P PAA Plan Amendment Authorization PAMA Pre-Approved Mitigation Area PCBs Polychlorinated Biphenyls PCE Passenger Car Equivalents PDP Private Development Permit PhD Doctor of Philosophy PM10 Particulate matter smaller than 10 microns in diameter, respirable particulate matter PM2.5 Particulate matter smaller than 2.5 microns in diameter, fine particulate matter ppm parts per million PRC Public Resource Code psi pounds per square inch PVC Polyvinyl Chloride

Q Q Quantity of water flow

R RAQS Regional Air Quality Strategies RARE Rare, threatened or endangered species RCA Resource Conservation Area RCP Regional Comprehensive Plan RCRA Resource Conservation and Recovery Act RGMS Regional Growth Management Strategy RMDZ Recycling Market Development Zone RMWD Ramona Municipal Water District ROCs Reactive organic compounds ROG Reactive organic Gas ROW Right-of-Way RPO Resource Protection Ordinance RTP Regional Transportation Plan RTIP Regional Transportation Improvement Plan RWQCB California Regional Water Quality Control Board

S SA Site Assessment SAA Streambed Alteration Agreement SANDAG San Diego Association of Governments SANGIS San Diego Geographic Information Systems SANTEC San Diego Traffic Engineers' Council SCAQMD South Coast Air Quality Management District SCS Soil Conservation Service SEIR Subsequent/Supplemental Environmental Impact Report SDAB San Diego Air Basin SDAPCD San Diego Air Pollution Control District SDCWA San Diego County Water Authority SDG&E San Diego Gas & Electric sec. second(s) s.f. square foot, square feet SIP State Implementation Plan SMP Stormwater Maintenance Plan SO2 Sulfur Dioxide, sulfite SOx Sulfur Oxides SO4 Sulfate SP Specific Plan SPA Specific Plan Amendment SR State Route SRA State Responsibility Area SRRE Source Reduction & Recycling Element SSA Special Study Area SUSMP Standard Urban Storm Water Mitigation Plan SUV Sport Utility Vehicle SWF Solid Waste Facility SWMP Stormwater Management Plan SWMPP Stormwater Pollution Prevention Plan SWRCB State Water Resources Control Board

T TACs Toxic Air Contaminants T-BACT Toxics Best Available Control Technology TDS Totally Dissolved Soils TIF Transporation Infrastructure Development Fee TIS Traffic Impact Stude TMDL Total Maximum Daily Load TOC Total Organic Carbon tons/yr tons per year TP Total phosphorus tpd tons per day TPM Tentative Parcel Map tpy tons per year TSS Total Suspended Solids

U UBC Uniform Building Code URBEMIS Urban Emissions Model URDS Urban Runoff Diversion System URMP Urban Runoff Management Program USACOE United States Army Corps of Engineers USDA United States Department of Agriculture USEPA United States Environmental Protection Agency USFS United States Forest Service USFWS United States Fish & Wildlife Service USGS United States Geological Survey USTs Underground Storage Tanks

V V/C Volume-to-Capacity ratio VMT Vehicle Miles Traveled VOCs Volatile organic compounds

W WDR Waste Discharge Requirement WILD Wildlife Habitat WPO Watershed Protection, Stormwater Management, and Discharge Control Ordinance WURMP(s) Watershed Urban Runoff Management Program(s)

Z ZOI Zone of Influence

Symbols 2-M Two-Lane major roadway 4-M Four-Lane major roadway D ADT Change in ADT (average daily trips) D AM Delay Change in delay during the AM peak period D PM Delay Change in delay during the PM peak period D V/C Change in V/C (Volume-to-Capacity ratio) D Delay Change in delay