Question
What methods can be used to report ammonia in wastewater to the EPA?
Summary
Nitrogen ammonia methods for EPA reporting in wastewater
Answer
Nitrogen ammonia can be measured using a spectrophotometer (or colorimeter), or an ammonia ion selective electrode (ISE). Provided below are accepted or equivalent United States Environmental Protection Agency (USEPA) methods for wastewater reporting.
Nitrogen-Ammonia Nessler Method 8038- USEPA accepted for wastewater analysis (distillation required), Method 350.2.
Nitrogen-Ammonia TNTplus Method 10205-Equivalent
Nitrogen Ammonia Ion Selective Electrode (ISE) method 10001 and 10002- These procedures can be used for Standard Methods for the Examination of Water and Wastewater 4500-NH3 E for USEPA NPDES reporting.
As with any method used for compliance reporting, always consult with your local regulatory authority.