AA - ANS-atomic absorption
ac - ANS-acre
AC - ANS-energy alternating present day
AF - ANS-acre-foot (toes)
AFY - ANS-acre-foot in line with yr
AMSA - ANS-Association of Metropolitan Sewerage
Agencies
ANSI - ANS-American National Standards Institute
APHA - ANS-American Public Health Association
AS - ANS-activated sludge
ASCE - ANS-American Society of Civil Engineers
ASME - ANS-American Society of Mechanical
Engineers
ASTM - ANS-American Society for Testing and
Materials
AWT - ANS-advanced wastewater treatment
AWWA - ANS-American Water Works Association
BECP - ANS-Business Emergency and
Contingency Plan
BNR - ANS-organic nutrient elimination
BOD5 - ANS-biochemical oxygen demand after
five days
, BTU - ANS-British thermal unit
C - ANS-Celsius
Cal-EPA - ANS-California Environmental Protection
Administration
Cal-OSHA - ANS-California Occupational Safety and
Health Act
CBOD - ANS-carbonaceous biochemical oxygen
call for
CCE - ANS-carbon chloroform extract
CCR - ANS-California Code of Regulations
cf - ANS-cubic ft (foot)
CFR - ANS-Code of Federal Regulations
cfs - ANS-cubic toes according to 2d
CH4 - ANS-Methane
CIU
Categorical Industrial User
CIU - ANS-Categorical Industrial User
CM - ANS-not unusual mode
CMOM - ANS-Capacity Management, Operations,
and Maintenance
COD - ANS-chemical oxygen call for
CPU - ANS-vital processing unit
CRWA - ANS-California Rural Water Association
CT - ANS-modern-day transformer
CWA - ANS-Clean Water Act