HPWPC approves construction of WTP in Sonipat, Haryana March 15, 2024 | Announced/Approved, Key Segments, Municipal Water Supply, Project Updates, Water Supply The High Power Workers Purchase Committee (HPWPC), Government of Haryana has approved construction of a water treatment plant (WTP) at Industrial Model Township Kharkhoda in Sonipat, Haryana on March 10, 2024. This content is restricted.