Wastewater Collection and Treatment

dhahn@hahn-eng.com

+845.279.2220

Pump station design
Septic system design
Sewage Treatment Plant design
Sewer Main installation and replacement
Local and State Permitting
Grant Applications

James J. Hahn Engineering, P.C. takes pride in the quality and care that is incorporated into each and every project and will continue this level of pride and professionalism.