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Umariya Water Resources Project
Location Vill. : Ratwan, Ta.: Limkhheda Dist. : Panchmahals
Purpose Irrigation
River Hadaf
Area of catchment 73 km2
Mean annual runoff in the catchment 23.22 Mm3
Mean annual rainfall 873 mm
Year of commencement of construction work 1978
Year of completion -
Type Earthen & Masonry
Bed Rock Mica Schists, Quartzite
Maximum height above the
lowest point of foundation
22 m
Length at the top of the dam 41.0 m
Total Volume Content:
Concrete 0.0072 Mm3
Masonry 0.0385 Mm3
Earthwork 0.070 Mm3
Area at full reservoir level 2.36 Km2
Gross storage capacity 13.53 Mm3
Effective storage capacity 11.67  Mm3
Area under submergence
a) Forest b) Waste land c) Culturable
a)   Nil b)  54.85 ha c )  139.48 ha
No. of villages under submergence  6 partial
Type Ogee
Length 70 m
Energy dissipater Roller bucket
Maximum discharge 841.92 m3/s
Type, Nos. and  size of gate Ungated
Length of canal 7.95 (Left), 12.30 (Right) km
Capacity 1.50  (Left), 1.02 (Right) m3/s
Gross command area 2540  (Left) ,1608 (Right) ha
Culturable command area 1341  (Left) ,851 (Right) ha
Villages under command
a) District b) Taluka c) No. of villages
Panchmahal Limkheda 18
  Total 18
Name of Scheme District Rock type encountered at the dam site
Umariya Panchmahal Mica Schists, Quartzite
Irrigated Area in Last Five Years
Year Irrigated Area in ha
2008-09 1120
2009-10 900
2010-11 1180
2011-12 1230
2012-13 1100
Estimated cost Rs. 469.93  lacs
Expenditure upto March, 1987 Rs. 361.02 lacs
Name of scheme River Village Taluka Dist. Catchment Area (Sq.Kms) Yield (MCM) Maximum observed flood (Cumecs)
Gujarat Other Maximum Average
Umariya Hadaf Patavan Limkheda Panchmahal 72.52 - 18.3 13.73 589

Date Crest R.L. (M.) F.R.L. (M) H.F.L. (M) Top of Dam R.L.(M) Gross Capacity at F.R.L. (MCM) Dead storage (MCM) Live storage (MCM) Lenth of Spillway (M)
14/08/2008 280 280 284.24 285.2 13.54 1.87 11.67 70

Type of Spillway Details of Gates Lenth of Auxilary Spillway (M) Left Bank Canal Right Bank Canal Year of Completion
Types Nos. Lenth K.M. Discharge Capacity (Cumecs) Length K.M. Discharge Capacity (Cumecs)
 Ogee Un Gated -   7.95 1.5 12.03 1.02 1985

G.C.A. (Ha) C.C.A. (Ha) Maximum Irrigation
Year Area
- - - -