Diversion Structure in Thiruvananthapuram district

LocationLatitude : 8⁰ 43′ 00 ” NDam Features
Longitude: 77⁰ 01′ 00” EType of DamConcrete – Gravity
VillageNandiyoduMaximum Water Level (MWL)EL 64.50 m
DistrictThiruvananthapuramFull Reservoir Level ( FRL)EL 62.75 m
River BasinKallar arStorage at FRL0.326 Mm3
RiverKallar arHeight from deepest foundation5.75 m
Release from Dam to riverKallar arLength55.00 m
Taluk through which release flowsNedumangadu, ChirayinkeezhuSpillwayOgee – Overflow section- Ungated
Year of completion2005Crest LevelEL 62.75 m
Name of ProjectLower Meenmutty SHEPRiver Outlet2 Nos. scour pipe 1.0 m dia
Purpose of ProjectHydro PowerOfficers in charge & phone No.Executive Engineer, Dam Safety Division No. I, Seethathodu, Pathanamthitta (Dist.), Kerala, PIN-689667 Phone-9446008424
Installed capacity of the project3.50 MWAssistant Executive Engineer, Dam Safety Sub Division, Seethathodu PIN- 689667 Phone-9496011955
Project Identification Code ( PIC)
Lower Meenmutty weir is constructed as a part of Lower Meenmutty Small Hydro Electric Project. The scheme envisages the development of power by utilizing the water of river Kallar in the Vamanapuram basin.