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Exam (elaborations)

CWEA Grade 1 Exam with Accurate Solutions

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CWEA Grade 1 Exam with Accurate Solutions

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CWEA Grade 4 Test with Accurate
Solutions

AA - ANS-atomic absorption

AC - ANS-power alternating current

ac - ANS-acre

AF - ANS-acre-foot (feet)

AFY - ANS-acre-foot per year

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-biological nutrient removal

BOD5 - ANS-biochemical oxygen demand after
5 days

, BTU - ANS-British thermal unit

C - ANS-Celsius

Cal-OSHA - ANS-California Occupational Safety and
Health Act

Cal-EPA - ANS-California Environmental Protection
Administration

CBOD - ANS-carbonaceous biochemical oxygen
demand

CCE - ANS-carbon chloroform extract

CCR - ANS-California Code of Regulations

cf - ANS-cubic feet (foot)

CFR - ANS-Code of Federal Regulations

cfs - ANS-cubic feet per second

CH4 - ANS-Methane

CIU
Categorical Industrial User
CIU - ANS-Categorical Industrial User

CM - ANS-common mode

CMOM - ANS-Capacity Management, Operations,
and Maintenance

COD - ANS-chemical oxygen demand

CPU - ANS-central processing unit

CRWA - ANS-California Rural Water Association

CT - ANS-current transformer

CWA - ANS-Clean Water Act

CWEA - ANS-California Water Environment

Document information

Uploaded on
August 13, 2026
Number of pages
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Written in
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Type
Exam (elaborations)
Contains
Questions & answers
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