HPA-I

Hydro Project Appraisal-I Division

HPA-II

Hydro Project Appraisal-II Division

HEPR

Hydro Electric Potential Reassessment Division

HE & TD

Hydro Engineering & Technology Development Division

HPM

Hydro Project Monitoring Division

Archive

Hydro Wing Archive

HP & I

Hydro Planning & Investigation Division

HER & M

Hydro Engineering Renovation & Modernization Division