GLOSSARY OF TERMS

Some terms and acronyms used by San Diego-area wastewater professionals.

BAF Biological Aerated Filter technology
CAA Clean Air Act
CASA California Association of Sewer Agencies
CIP Capital improvement project
CIWMB California Integrated Waste Management Board
DOHS California Department of Health Services
CWEA California Water Environment Association
ECC Existing capacity charge
ECM Energy conservation measures
EDR Electro-dialysis removal (a purification process)
EDU Equivalent dwelling unit
EHS Extremely hazardous substances
GPH Gallons per hour
gpad Gallons per acre per day
gpcd Gallons per capita per day
IBWC International Boundary & Water Commission
I/I Infiltration and inflow
IWTP International Wastewater Treatment Plant
JPA or MJPA Metropolitan Wastewater Joint Powers Authority
MER Mass emission rate
mg million gallon
mgd million gallons per day
MWWD City of San Diego Metropolitan Wastewater Department
MWD Metropolitan Water District
NMI North Metro Interceptor
NPDES National Pollution Discharge Elimination System
O&M Operation and maintenance
OPRA Ocean Pollution Reduction Act
PA's Participating agencies (in the Metro JPA)
Pay-Go Pay as you go (budgetary term)
PS Pump Station (PS1 = Pump Station 1, etc.)
RO Reverse osmosis (desalination technology)
RW Reclaimed water
RWQCB Regional Water Quality Control Board
SBWRP South Bay Water Reclamation Plant
SCAP Southern California Alliance of Publicly Owned Treatment Works
SDCWA San Diego County Water Authority
TAC or Metro TAC Technical Advisory Committee
VRS Vector Receiving Station
WDR Wastewater Discharge Reporting
WRF Water Reclamation Facility
WRP Water Reclamation Plant (NCWRP = North City Water Reclamation Plant, etc.)
WWTP Wastewater Treatment Plant