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Ghata Prabha Project comprises of Three stages

 

Stage I   

  The first stage consists of  a 71 km long left bank canal from the Dupdal weir constructed across Ghataprabha river in 1897 near Dupdhal in Gokak canal for providing irrigation to an extent of 0.425 lakh ha.

 

VIEW OF RAJA LAKHAMGOWDA DAM (HIDKAL DAM) SPILLWAY SECTION AND POWER HOUSE

Stage II 

   The second stage comprises of extension of left bank canal from the Dupdal weir from Km 72 to its full length 
of 109 Km and a reservoir across Ghataprabha river
 near Hidkal, upto a partial height of RL 650.14 mtr.
( RL 2133.00 feet)  creating a storage of 659 Mcum for providing irrigation to a total extent of 1.396 lakh Ha inclusive of the area under stage I.

 
   
Stage III  

 The third stage comprises of raising the FRL of Hidkal dam to its final level of RL 662.94 Mtr (RL 2175.00 feet) creating gross storage of 1448 Mcum and providing a 202 Km long Right Bank Canal and 86 Km long Chickkodi Branch Canal to irrigate 191386 Ha bringing the total area under the project to 3.31 lakh ha. 

 

INSIDE VIEW OF DASNAL TUNNEL 
IN FIRST REACH OF GRBC
 

Salient features of the project are given below                                                    

1.Name of Project Ghataprabha  
2. River Basin   Krishna  
3.Name of Stream/ sub-basin   Ghataprabha  
4. Location  

a. Nearby village/town  
b. Taluk  
c. District  
d. latitude  
e. Longitude

Hidkal  
Hukkeri  
Belgaum  
160 - 9 - 0 N  
740 - 38 - 0  E  

5. Catchment area ( Sq.Km )   1412  
6. Yield ( Tmc ) 69.60  
7. Storage  ( Tmc )
a. Gross  
b.Live  
c.Dead
51.16  
46.68   
 
2.13  
8. Planned Utilisation ( Tmc )
a. Withdrawals by canals  
b. Reservoir losses  
c. Gross utilisation  
74.53
3.27  
77.80  
9. Irrigable Area   331000 Ha.  
10.  Submersion
a. Area (ha)  
b. Village affected (Nos.)  
c. Population affected ( Nos.)  
6338  
22  
15660  
11. Dam
a. Type  
b. Height ( Mtrs)  
c. Length ( Mtrs)  
d. MWL ( Mtrs )  
e. FRL ( Mtrs )  
f. MDDL ( M trs )  
Composite  
53.34  
10183  
662.94  
662.94  
633.83  
12. Spillway
a. Location  
b. Length ( Mtrs )  
c. Flood Lift ( Mtrs )  
d. Discharging capacity ( Cumecs)  
e. Gates  
Central  
149.35  
7.62  
4613  
10 ( 12.19 x 7.62 )  
Vertical Crest Gates  
13. Canals
Right Bank Canal  
a. Length ( Km )  
b.Capacity ( Cumecs )  
c. Area ( ha )  
Left Bank Canal  
a. Length ( Km )  
b.Capacity ( Cumecs )  
c. Area ( ha )  


202.00  
66.56  
169129

109.00  
80.7  
161880    

14. Power Generation
a. units  (Nos.)  
b. Capacity ( in MW )  
1  
32  

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