china japan ulsan - iges · 2017. 6. 21. · china japan 1,095,105 (as of dec. 31, 2005) population...
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China Japan
1,095,105(as of Dec. 31, 2005)
Population
1,056㎢Area
Korea
Ulsan
1962: Designated as a specific industrial district for the first time in Korea1974: Commenced construction of the Onsan National Industrial Complex1975: Commenced construction of the Ulsan-Mipo National Industrial
Complex
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19701970
19801980 20072007
20072007
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1981 : Recorded SO2 concentration level of 0.057ppm1985~1999 : Moved residents out of a polluted district near industrial
area 1986 : Ulsan Industrial complex designated as an special
atmosphere watch zone requiring restriction measures to fight against air pollution
Air pollution
0.0270.032
0.0220.017
0.010 0.008
[National Standard 0.02ppm]SO2(ppm)
90 93 96 99 2002 2005 Year
Changes in sulfurous acid gas concentration in Ulsan
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9.7
11.3
3.95.4
2.72.6
1.51.8
1.5 1.7 1.30.8
1995 1996 1999 2001 2003 2005
Annual average BODof the Taehwa River
Downstream
Upstream
Water pollution
[Changes in the water quality of the Taehwa River in Ulsan]
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Air quality
1986: Designated national industrial complexes as Special Atmosphere Watch Zone that need special measures on air quality
Concluded voluntary environmental management agreementswith companies(2000 ~ 2006) : 272 companies participated
Installed Smoke Stacks TMS to monitor air pollutants from factory chimneys from 1991
Enacted Ordinances on the region’s air quality standards in 2003
Implemented clean fuel policies Use of low sulfur oil
Supplied Natural Gas Buses to control air pollution from transportation from 2005
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Water quality
59%(1998) 92% (2006)
Increased the number of sewage treatment plants
Project of replacing sewage pipes in downtown (1995 ~ 2006)47,063 houses, 44.9 Million US$
Established and implementing a master plan on the Taehwa River (2005)
Increased the sewerage treatment rate
1 plant, 320,000㎥/day (1989) 6 plants, 596,600㎥/day (2006)
Taehwa river Sludge Dredging Project (2004 ~ 2007)Removal of 537,000 m3 sludge, 16 Million US$
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SO2 concentration level of 0.007ppm (2006)Chosen as the most outstanding organization in disseminatingnatural gas buses (2005, 2006)Achieved a zero level of offensive odor over city (2006)
Among the seven major cities in Korea, Ulsan was selected as the second-ranking city in terms of having clean air (2006)
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In 2006, the water quality of the upper stream of the Taehwa River was BOD 0.6 ppm and that of the downstream was BOD 1.6 ppmSalmons returning in the waters of the Taehwa River for the first time in 40 years (2003)Held the Taehwa River Swimming Contest (2005,2006) and TaehwaRiver Water Festival (2006)
Among the downtown rivers in the nation’s seven major cities, the Taehwa River has become the cleanest river
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Establish a eco-friendly industrial city
Implementing a comprehensive environmental plan Ecopolis Ulsan Plan
Developing sustainable eco-industrial parks
Promoting the environment and energy industries
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