Acronyms
AFY
Acre feet per year
CCEFN
Consensus Criteria for Environmental Flow Needs
cfs
Cubic feet per second
CWA
Clean Water Act
DO
Dissolved oxygen
DTS
Detailed Technical Studies
EPA
United States Environmental Protection Agency
ESA
Endangered Species Act
FERC
Federal Energy Regulatory Commission
FIFS
Framework for Instream Flow Studies
GIS
Geographical information system
HSC
Habitat suitability criteria
IBI
Index of Biotic Integrity
IFC
Instream Flow Council
IFIM
Instream Flow Incremental Methodology
ISF
Instream flow
IHA
Indicators of Hydrologic Alteration
ITA
Initial Technical Assessment
LCRA
Lower Colorado River Authority
LWD
Large woody debris
NPDES
National Pollution Discharge Elimination System
NRC
National Research Council
PHABSIM
Physical Habitat Simulation Approach
PWP
Programmatic Work Plan
QA
Quality assurance
QC
Quality control
SWFWMD
Southwest Florida Water Management District
TCEQ
Texas Commission on Environmental Quality
TMDL
Total maximum daily load
TNRCC
Texas Natural Resources Conservation Commission
TOD
Technical Overview Documents
TPDES
Texas Pollutant Discharge Elimination System
TPWD
Texas Parks and Wildlife Department