Facilities

2022 ~ 2018

2022. 11. 30.: Completed Sincheon Ecological Flow Facility (128,000㎥/day)
2018. 11. 3.: Completion of Gu-designated water purification plant (20,000㎥/day)
2018. 10. 21.: Completion of powdered activated carbon contact tank facility at Gosan Water Purification Plant (V=5,040㎥)

2015. 11. 24: Decreased the capacity of the Maegok Purification Plant facility from 800,000 ㎥/day to 700,000 ㎥/day (Ministry of Environment Notification No. 2015-222)
2014. 07. 18: Completed installation of advanced water treatment (preozonation) facilities in the Maegok Purification Plant (580,000 ㎥/day) and Munsan Purification Plant (170,000 ㎥/day)
2014. 05. 27: Completed installation of advanced water treatment (membrane filtration) facility in the Gongsan Purification Plant (40,000 ㎥/day)

2011. 10. 07: Gongsan Purification Plant production is stopped due to; construction of membrane filtration system
2011. 06. 27: Construction begins on Maegok Purification Plant GIS substation; (154kV, 18/25MVA)
2011. 03. 28: Construction begins on Gosan Purification Plant bottled water production; facilities (350ml plastic bottle, 100 bottles/person)

2009. 11. 23: Dissolution of Duryu Purification Plant (310,000㎥/day)
2009. 08. 31: Construction begins on Munsan Purification Plant (200,000㎥/day)
2008. 02. 21: Dissolution of Dalseong Purification Plant (20,000㎥/day)
2007. 07. 01: Dalseong Purification Plant production is stopped;; receives metropolitan waterworks in inner Yeoungnam region; (20,000㎥/day)
2006. 07. 24: Construction begins on Hyeonpung Reservoir expansion; (V=1,000㎥ → 8,000㎥)
2005. 07. 29: Construction begins on Gongsan Purification Plant wastewater; processing facility (2.0㎥/day)
2004. 12. 31: Construction begins on Duryu Purification Plant discharge water; processing facility (26.0㎥/day)
2004. 10. 12: Construction begins on Maegok Reservoir (V=28,500㎥)
2003. 01. 10: Construction begins on Gachang Purification Plant discharge water; processing facility (2.6㎥/day)
2000. 12. 31: Construction begins on Gosan Purification Plant discharge water; processing facility (7.2㎥/day)

1999. 09. 27: Duryu Purification Plant is converted from industrial to residential; water facility (90,000㎥/day)
1998. 07. 10: Construction begins on Maegok Purification Plant advanced; water treatment facility (800,000㎥/day)
1997. 04. 24: Construction begins on Duryu Purification Plant advanced; water treatment facility (310,000㎥/day)
1996. 04. 30: 11.23 Water supplied to Jukgok Commercial Purification Plant; (200,000㎥/day); Construction begins on Dalseong Purification Plant discharge water; processing facility (2.7㎥/day)
1995. 05. 05: 12.28 Second water supply to Unmun Dam-related water utilities; (250,000m3/day); Construction begins on Maegok Purification Plant discharge water; processing facility (50㎥/day)
1994. 05. 24: Water supplied to Unmun Dam-related water utilities; (Gosan Purification Plant) (100,000㎥/day)

1988. 09. 30: 10.27 Construction begins on expansion of Daegu Dyeing Industrial; Complex industrial water facility (30,000㎥/day); Fourth expanded water supply to Nakdonggang water supply facility; (Maegok Purification Plant)(400,000㎥/day)
1986. 04. 20: Construction begins on Gachang Dam expansion; (2,000,000 → 9,100,000m3/day)
1985. 03. 14: Construction begins on spring-related purification facility at Gachang; Purification Plant (10,000㎥/day)
1984. 02. 08: 07.01 Third expansion of Nakdonggang water supply facility; (Maegok Purification Plant) First water supply (200,000㎥/day); Third expansion of Nakdonggang water facility; (Maegok Purification Plant); , second water supply (200,000㎥/day)
1983. 04. 07: Construction begins on industrial water facility; at Daegu Dyeing Industrial Complex (60,000㎥/day)
1982. 09. 01: 09.24 Construction begins on Gongsan Dam, Gongsan; Purification Plant installed (50,000㎥/day); Expansion of Gachang Purification Plant and Sangyeok settling reservoir; (3)(30,000㎥/day)

1977. 07. 01: Second expansion of Nakdonggang water supply facility (Duryu; Purification Plant): additional water supplies (40,000㎥/day)
1976. 07. 17: Second expansion of Nakdonggang water supply facility (Duryu; Purification Plant): Second water supply (50,000㎥/day)
1976. 07. 01: Second expansion of Nakdonggang water supply facility begins; (Duryu Purification Plant): First water supply (50,000㎥/day)
1969. 01. 22: First expansion of Nakdonggang water supply facility begins; (100,000㎥/day)
1966. 07. 27: Installation of Sangyeok Intake Station and Sangyeok; New Purification Plant (35,000㎥/day)
1959. 08. 24: Construction on Gachang Dam’s old purification plant begins; (20,000㎥/day)

1940.10.05.: Installation of Sangyeok (old) Purification Plant (5,000㎥/day)
1918.03.31.: Daebong 1 distribution reservoir installed at Gachang (old); Purification Plant(2,800㎥/day)