The Tha Thung Na Dam (Thai: เขื่อนท่าทุ่งนา, RTGS: Khuean Tha Thung Na Dam, pronounced [kʰɯ̀a̯n tʰâː tʰûŋ nāː]) is a multi-purpose hydroelectric dam in the Mueang Kanchanaburi District of Kanchanaburi Province, Thailand. It impounds the Khwae Yai River.[1] The dam is located at the southeastern corner of Erawan National Park.

Tha Thung Na Dam
Dam location in Thailand
Country	Thailand
Location	Mueang Kanchanaburi, Kanchanaburi
Coordinates	14°14′1″N 99°14′9″E
Purpose	Multi-purpose
Status	Operational
Opening date	1981
Owner(s)	Electricity Generating Authority of Thailand
Dam and spillways
Type of dam	Gravity dam
Impounds	Khwae Yai River
Height (foundation)	30 m (98 ft)
Length	840 m (2,760 ft)
Width (crest)	8 m (26 ft)
Reservoir
Creates	Tha Thung Na Reservoir
Total capacity	54,800,000 m3 (1.94×109 cu ft)
Normal elevation	59.7 m (196 ft) (MSL)
Power Station
Operator(s)	Electricity Generating Authority of Thailand
Commission date	February 1982 (1982-February)
Turbines	2 x 19 MW
Installed capacity	38 MW
Website Tha Thung Na Dam at EGAT

Description

Tha Thung Na Dam is a rock fill and concrete gravity dam. It is 840 m (2,760 ft) long and 30 m (98 ft) high. Its reservoir has a maximum storage capacity of 54,800,000 m³ (1.94×10⁹ cu ft).[1]

Power plant

The dam's power plant has two hydroelectric generating units, each with an installed capacity of 19 MW. The first unit was commissioned in December 1981 and the second unit in February 1982.[1]

References

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