Salient Features

Upper Indravati Hydro Electric Project, Khatiguda
Hydrology
Catchment Area	2630 Sq. Km.
Maximum Annual Rainfall	2345 mm
Minimum Annual Rainfall	1138 mm
Mean Annual Rainfall	1792 mm
Probable Maximum Flood	23030 Cu.M./Sec.
Reservoir
Full Reservoir Level	642.00 M
Maximum Water Level	643.00 M
Minimum Draw Down Level	625.00 M
Live Storage	1455.76 M.Cu.M.
Dead Storage	851.94 M.Cu.M.
Gross Storage	2307.70 M.Cu.M.
Water Spread Area at FRL	110.00 Sq.Km.
P.M.F. Inflow	27070 Cu.M.
DAMS : Indravati Dam (Masonry, Gravity Type)
Latitude	19° 16′ N
Longitude	42° 50′ E
Catchment	1153 Sq.Km.
Length Overall	539 M
Length of Non-Overflow Sections	410 M
Length of Spillway Including Piers	129 M
Deepest Bed Level	R.L. 600 M
Dam Top Level	645 M
Width	7.5 M
Maximum Height of Dam	45 M
Spillway Crest Level	629.5 M
Radial Gate No. / Width × Height	7 / 15.00 × 12.5 M
Capacity MWL EL 643	11,430 Cu.M./Sec.
Depletion Sluices No. / Width × Height	4 / 2.00 × 3 M
Sill Level of Depletion Sluice	610 M
Discharge EL 643	555 Cu.M./Sec.
Podagada Dam (Homogenous Earth Fill)
Latitude	19° 14′ N
Longitude	82° 49′ E
Catchment	389 Sq.Km.
Length Overall	462 M
Deepest Bed Level	570 M
Dam Top Level	647 M
Top Width	9.0 M
Parapet Height	1.0 M
Maximum Height Above Bed Level	77 M
Protection	Upstream: 0.6 m Riprap over 0.3 m Filter Downstream: Grass Turfing
Depletion Tunnel
Number / Diameter	1 / 6.2 M
Sill Level of Depletion Tunnel	590 M
Discharge MRL 643	650 Cu.M./Sec.
Kapur Dam (Homogenous Earth Fill)
Latitude	19° 6′ N
Longitude	82° 47′ E
Catchment	60 Sq.Km.
Length Overall	537 M
Deepest Bed Level	582 M
Dam Top Level	646 M
Top Width	9.0 M
Parapet Height	1.0 M
Maximum Height Above Bed Level	64 M
Protection	Upstream: 0.6 m Riprap over 0.3 m Filter Downstream: Grass Turfing
Muran Dam (Masonry, Gravity Type)
Latitude	19° 6′ N
Longitude	82° 46′ E
Catchment	1028 Sq.Km.
Length Overall	590.9 M
Length of Non-Overflow Section	495.9 M
Length of Spillway Including Piers	95 M
Deepest Bed Level	580 M
Dam Crest Level	645 M
Width	7.5 M
Maximum Height Above Deepest Foundation	65 M
Spillway Crest Level	629.5 M
Radial Gates No. / Width / Height	5 / 15.0 / 12.5 M
Capacity	8,000 Cu.M./Sec.
Depletion Sluices No. / Width / Height	4 / 1.5 × 4 M
Discharge MRL 643	588 Cu.M./Sec.
Sill Level of Depletion Sluice	595.230 M
Location
Latitude	N 19°0 05 ‘ to N 19° 25 ‘
Longitude	E 82° 45 ‘ to 82° 55 ‘

DYKES (Homogeneous Earth Fill)
Side	Dyke No.	Height (m)	Crest Length (m)
Left	1	30	353
– –	2	20	320
– –	3	15	680
– –	4	20	160
Right	1	15	463
– –	2	20	146
– –	3	25	593
– –	4	15	535
Crest Level	– –	646 m	– –
Width	– –	7.0 m	– –
Parapet Height	– –	1.0 m	– –