- Information for Examinees
- 2017 Standardized Exam Pilot Examination Resources
- Information for Testing Clients
- Reciprocity Solutions for OpCert Programs
New 2017 standardized exams for wastewater treatment, wastewater collection, water distribution, and water treatment operators are available for administration beginning May 1, 2017. Contact your certifying authority to determine which exam preparation materials are appropriate for your jurisdiction and exam date.
Study materials to help you succeed
ABC standardized exams include an ABC Formula/Conversion Table to assist examinees. These tables contain mathematical formulas and define common abbreviations that may be present on an ABC certification exam.
Please contact the certifying authority for your state, province, or geopolitical region to determine if ABC Formula/Conversion Tables are used by your certification program.
The following ABC Formula/Conversion Tables are available in PDF format by selecting the links below. Formula/Conversion Tables may be reproduced with written permission from ABC.
Water Treatment, Distribution, Water Laboratory Analyst:
Wastewater Treatment, Collection, Industrial Waste, Wastewater Laboratory Analyst:
Biosolids Land Application