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GPH Flood Forecast

Real-time Sharavathi reservoir water balance simulation & generation capacity forecasting

Simulation Parameters

Direct parameter entry for reservoir water balance simulation

Permissible range: 43.50 – 55.00 m

1 MW ≈ 8.1 Cusecs (10 × 103.5 MW Units)

Standard baseline: 390 Cusecs

Linganamakki release: 0 – 1,500 Cusecs

Local catchment runoff: 0 Cusecs

4 × 60 MW Units (240 MW max)

Spillway release: 0 Cusecs normal

Live Value
46.28 m
Live monitoring
Previous Hour
46.27 m
Δ +0.01 m increase
Total Inflow
8,490 Cusecs
SGS:8,100 MGHE:390 LPH:0
Hours Until Gates Must Open

21 hours

⚠️ Gates must open at 54.8 m (safety threshold)

Hourly Forecast Details

Hour Level Start (m) Level End (m) Increase (m) Storage (Tmcft) Discharge (Cusecs) Net Inflow (Cusecs)
Run forecast to see results
⚠️ SAFETY PROTOCOL: Radial gates MUST be opened when water level reaches 54.8 m (well before FRL 55.0 m)

Sharavathi Hydrological Reference & Engineering Notes

Standard KPCL conversion factors, turbine rules of thumb, and safety limits

SGS Power Rule

1 MW ≈ 8.1 Cusecs

At 1,000 MW SGS load, upstream inflow entering Gerusoppa is ~8,100 Cusecs.

GPH Discharge

1 Unit ≈ 4,800 CFS

1 Unit discharges 4,800 – 5,700 Cusecs (~80–95 Cusecs/MW) depending on head.

Reservoir Limits

MDDL: 43.5m | FRL: 55.0m

Gate warning threshold at 54.80 m (1 hour prior to reaching full reservoir level).

Storage Units

1 Mcft/hr = 277.8 CFS

1 Cusec = 1 ft³/s (28.32 L/s) · 1 TMC = 1,000 Million ft³.

Last simulated: | Max simulation hours: 240