LARGE DAMS - STATE: ASSAM
| Sl. No | Name of Dam | Location of Dam | Year of completion | River | Nearest City | seismic zone | Height above lowest foundation (m) | Length of dam (m) | Gross Storage capacity (103 m3) |
Reservoir Area (103 m2) |
Effective Storage capacity | Designed Spillway capacity (m3/sec) | |
| Longitude of dam 'E' | Latitude of dam 'N' | ||||||||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 |
| 1. | KHANDONG DAM (Khangdong Power Station) |
92037'58''E | 25031'42''N | 1984 | Kopili | Guwahati/ Shillong | V | 66 | 293.25 | 166800 | 13360 | 129500 | 15417.3 |
| 2. | Umrong dam (Kopili Power Station) |
92042'45''E | 25031'42''N | 1988 | Umrong nalla | Guwahati/ Shillong | V | 36.64 | 143.27 | 175000 | 16000 | 155600 | 554.7 |
| 3. | Hatidubi Concrete dam | 92031'00''E | 25057'00''N | 2008 | Borpani | Guwahati | V | 58 | 229 | Run of River Project | No provision for Reservoir | Run of River Project | 9950 |
| 4. | SUBANSIRI LOWER DAM | 94015'30''E | 27033'15''N | U/C | Subansiri | Dhemaji | V | 125 | 284 | 1365000 | 33500 | 645000 | 37500 |
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