The Republic of the union of myanmar

Ministry Of Electricity And Energy

Breaking News :

Rakhine State


Salient Features of Thahtay Hydropower Project

1.

Location

-

about 19 km north-east of Thandwe Township, Rakhine State

2.

Type of Development

-

Dam Type Hydropower Development

3.

Catchment Area

-

1145 sq.km

4.

Average Annual Rainfall

-

6090 mm

5.

Average Annual Inflow

-

2840 Mm3

6.

Dam Type & Size

-

Zone Type Rock-filled Dam

 

 

 

(Length-618m, Heigth-91m)

7.

Full Storage Capacity

-

860 Mm3

8.

Dead Storage Capacity

 

273 Mm3

9.

Design Head

-

62 m

10.

Diversion Tunnel

-

No (1) : Diameter- 10 m, Length- 706 m

No (2) : Diameter- 10 m, Length- 547 m

11.

Spillway

-

Gated Ogee Type

12.

Spillway Design Discharge

-

9000 m3 / sec

13.

Intake

-

Morning Glory Type

14.

Penstock

-

Diameter- 8.8 m, Length- 148 m

15.

Turbine Type

-

Francis Type, Vertical Shaft

16.

Turbine Design Discharge

-

210 m3 / sec

17.

Installed Capacity

-

111 MW (3 x 37 MW)

18.

Average Annual Generation

-

386 Gwh

19.

Project Period

-

(2008-2009) to (2025-2026)

20.

Project Completion up to

(31-8-2022)

-

72.95 %