표제지
목차
I. 서론 12
1. 연구배경 및 목적 12
2. 연구동향 14
II. 이론적 배경 15
1. 하천 현황 15
2. 수자원 현황 18
3. 수질오염원 22
1) 점오염원 관리 22
2) 비점오염원 관리 24
4. 대상수계 현황 25
1) 유역의 현황 25
2) 기후의 현황 26
3) 오염원 현황 27
III. 조사 및 분석방법 30
1. 연구대상 유역 30
2. 조사기간 및 조사방법 32
1) 수질조사 방법 32
2) 유량조사 방법 33
3. 오염원 현황조사 34
4. 오염부하량 조사 36
1) 오염원그룹별 부하량 36
5. 연구대상 검토 40
1) 상관분석기법 40
2) N/P ratio 조사 41
IV. 결과 및 고찰 42
1. 합천댐 상류수계에 대한 수질변화 특성 42
1) 이화학적 요인 42
2) 생물학적 요인 45
3) 각 지점에서의 수질의 연간 변동 및 유량변화 46
2. 수질항목 간의 상관분석 60
3. Chl-a 와 영양염류의 상관관계 68
1) 수온 68
2) pH 68
3) 유기물질 69
4) 영양염류 69
4. N/P ratio 73
1) Site 12(합수교) 73
2) Site 13(양향교) 74
3) Site 14(남하교) 74
V. 결론 75
1. 합천댐 상류의 수질조사 결과 75
2. 수질항목 간의 상관분석 76
3. Chl-a 와 주요인자 사이의 상관관계 76
4. N/P ratio 76
참고문헌 77
Abstract 80
Table 2-1. The rivers present state by river system 16
Table 2-2. Standards for the living environment of river and streams in Korea 17
Table 2-3. Annual average precipitation in the country and precipitation per capita 18
Table 2-4. Annual average precipitation in the basin and runoff 19
Table 2-5. The flow coefficient of variation in the country 20
Table 2-6. Total Amount of Water Resources and Their Use 21
Table 2-7. Characteristics of yearly climate in Hapcheon area 26
Table 2-8. Investigation status on the pollution sources of upper stream area of Hap-cheon Dam's 29
Table 3-1. Location of sampling site in Hwang river basin 31
Table 3-2. Analytical method of items by standard methods for the examination of wastewater quality 33
Table 3-3. Comparison by the pollution source groups of point sources and non-point sources 35
Table 3-4. Comparison by the pollution source groups of loads 36
Table 4-1. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 1 (Poong gye bridge) 46
Table 4-2. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 2 (Jang poong bridge) 47
Table 4-3. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 3 (Jang baek bridge) 48
Table 4-4. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 4 (Geo yeol bridge) 49
Table 4-5. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 5 (Geo chang bridge) 50
Table 4-6. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 6 (Kim cheon bridge) 51
Table 4-7. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 7 (Chang dong bridge) 52
Table 4-8. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 8 (Sam geo bridge) 53
Table 4-9. Characteristics of water quality for the concentration rangefrom minimum to maximum and annual average at the Site 9 (Geo gi bridge) 54
Table 4-10. Characteristics of water quality for the concentration range from minimum to maximum and annual average at the Site 10 (Hak ri bridge) 55
Table 4-11. Characteristics of water quality for the concentration range from minimum to maximum and annual average at the Site 11 (Gae bong bridge) 56
Table 4-12. Characteristics of water quality for the concentration range from minimum to maximum and annual average at the Site 12 (Hap su bridge) 57
Table 4-13. Characteristics of water quality for the concentration range from minimum to maximum and annual average at the Site 13 (Yang hyang bridge) 58
Table 4-14. Characteristics of water quality for the concentration range from minimum to maximum and annual average at the Site 14 (Nam ha bridge) 59
Table 4-15. Comparison of correlation coefficient among the items of water quality at the Site 1 (Poong gye bridge) 61
Table 4-16. Comparison of correlation coefficient among the items of water quality at the Site 2 (Jang poong bridge) 61
Table 4-17. Comparison of correlation coefficient among the items of water quality at the Site 3 (Jang baek bridge) 62
Table 4-18. Comparison of correlation coefficient among the items of water quality at the Site 4 (Geo yeol bridge) 62
Table 4-19. Comparison of correlation coefficient among the items of water quality at the Site 5 (Geo chang bridge) 63
Table 4-20. Comparison of correlation coefficient among the items of water quality at the Site 6 (Kim cheon bridge) 63
Table 4-21. Comparison of correlation coefficient among the items of water quality at the Site 7 (Chang dong bridge) 64
Table 4-22. Comparison of correlation coefficient among the items of water quality at the Site 8 (Sam geo bridge) 64
Table 4-23. Comparison of correlation coefficient among the items of water quality at the Site 9 (Geo gi bridge) 65
Table 4-24. Comparison of correlation coefficient among the items of water quality at the Site 10 (Hak ri bridge) 65
Table 4-25. Comparison of correlation coefficient among the items of water quality at the Site 11 (Gae bong bridge) 66
Table 4-26. Comparison of correlation coefficient among the items of water quality at the Site 12 (Hap su bridge) 66
Table 4-27. Comparison of correlation coefficient among the items of water quality at the Site 13 (Yang hyang bridge) 67
Table 4-28. Comparison of correlation coefficient among the items of water quality at the Site 14 (Nam ha bridge) 67
Table 4-29. Result of correlation analysis among the independent Chl-a variable and parameter as to items at the Site 11 (Gae bong bridge) 71
Table 4-30. Result of correlation analysis among the independent Chl-a variable and parameter as to items at the Site 12 (Hap su bridge) 71
Table 4-31. Result of correlation analysis among the independent Chl-a variable and parameter as to items at the Site 13 (Yang hyang bridge) 72
Table 4-32. Result of correlation analysis among the independent Chl-a variable and parameter as to items at the Site 14 (Nam ha bridge) 72
Fig. 3-1. Map of sampling site in the Upper streams area of Hwang river basin. 30
Fig. 3-2. Comparison by he pollution source groups of loads 37
Fig. 3-3. Comparison by the pollution source groups of discharge loads contribution ratio 37
Fig. 4-1. Concentration change of temperature and pH 43
Fig. 4-2. Concentration change of organic matter 43
Fig. 4-3. Concentration change of trophics state 44
Fig. 4-4. Concentration change of Chlorophyll-a 45