Grain Valley, Missouri · Since 1989
The industry standard for third-party leak detection evaluation.
KWA certifies leak detection equipment for manufacturers, regulators, and tank owners worldwide — with published protocols, transparent results, and the most advanced independent test facility in the industry.
Find a Certified System
Third-party certifications & NWGLDE listings
Includes ATG systems, tank tightness testing, pipeline leak detection, SIR, sensors & more.
Third-Party Evaluations
Independent testing to EPA and industry protocols, accepted by regulators nationwide.
Request an evaluation →Fuels Management Research Center
The largest independent facility of its kind — tanks, pipelines, and instrumentation under one program.
Tour the facility →Protocols & Downloads
Published evaluation protocols, the Pipeline Leak Calculator, and regulatory references.
View protocols →
The Test Facility
Where certified systems earn the word.
Our Grain Valley facility runs controlled, repeatable evaluations on full-scale tanks and pipelines — so a KWA certification means performance proven under protocol, not on paper.
About the facility