The HCNA Leak Detection System technology applications have been recognized and approved by the following authorities:
- U.S. EPA Third Party Certification: Ken Wilcox Associates Evaluation of the Hansa Consult of North America, LLC Pipeline Leak Detection System, Version 2.0-Final Report. December 15, 2005
- Listing by the National Work Group on Leak Detection Evaluations (NWGLDE): for Pipeline Leak Detection Applications: HCNA Pressure Step Leak Detection System Listing.
- HCNA Pipeline Leak Detection System Version 2.0 Approval Letter, Issue Date March 7, 2006.
- Approval through the California EPA (State Water Resources Control Board): Listing of approved leak detection equipment (LG-113)
- HCNA Pipeline Leak Detection System Version 2.0, Issue Date March 7, 2006.
- Florida DEP Equipment Approval File No. EQ-642: Approval Letter dated July 24, 2006.
- Approval of HCNA Leak Detection System Version 2.0 pursuant to Rule 62-762.851, Florida Administrative Code (F.A.C) is approved for annual bulk product piping testing in the State of Florida. Will also provide environmental protection substantially equivalent to that provided by compliance with the requirements established in Rule 62-762.641 (3) (d)1.a, F.A.C.
- Approval through the Virginia Department of Environmental Quality: for systems permanently installed and operating on a daily basis at Washington Dulles and Washington Reagan airports.