최종보고서 국립환경과학원 - PDF 무료 다운로드

최종보고서 2006. 11. 국립환경과학원

최종보고서 2006. 11. 총 괄 연구기관 경남대학교산학협력단 공 동 연구기관 전북대학교 / 한국해양연구원

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Ⅰ φ

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Ⅰ 함수율전건조후시료무게건조전시료무게

Ⅰ 강열감량전가열후시료무게가열전시료무게

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Ⅰ λ λ λ

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Ⅰ μ 퇴적물 속스렛추출 농 축 황산처리 정제용내부표준물질 37 Cl-23789-TCDD 13 C-labelled PCDD/DF STD (15 종 ) 13 C-labelled STD HCB 다층실리카겔컬럼 알루미나 농축 실린지첨가용내부표준물질 13 C-1234 TCDD, 13C-123789 HxCDD DeCB (HCB 용 ) HRGC/HRMS

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Ⅰ μ μ μ μ μ μ μ μ

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Ⅰ μ μ μ μ μ μ

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Ⅰ α γ

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Ⅰ 13 C-2378TCDF 13 C-12378PeCDF 120 120 100 80 Mean :90.3 RSD: 13.5% 100 80 Mean :88.3 RSD: 13.3% 회수율 (%) 60 회수율 (%) 60 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료 13 C-23478PeCDF 13 C-123478HxCDF 140 140 120 120 회수율 (%) 100 80 60 Mean :85.78 RSD: 16.5% 회수율 (%) 100 80 60 Mean :99.5 RSD: 15.3% 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료 13 C-123678HxCDF 13 C-234678HxCDF 140 140 120 100 Mean :100.3 RSD: 15.1% 120 100 Mean :106.1 RSD: 16.2% 회수율 (%) 80 60 회수율 (%) 80 60 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료 13 C-123789HxCDF 13 C-1234678HpCDF 140 120 120 100 Mean :96.5 RSD: 15.4% 100 80 Mean :93.17 RSD: 14.4% 회수율 (%) 80 60 회수율 (%) 60 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료

Ⅰ 13 C-1234789HpCDF 회수율 (%) 140 120 100 80 60 40 20 0 Mean :91.1 RSD: 15.4% 0 50 100 150 200 250 시료 회수율 (%) 120 100 80 60 40 20 0 13 C-2378TCDD Mean :84.6 RSD: 16.5% 0 50 100 150 200 250 시료 13 C-12378PeCDD 13 C-123478HxCDD 120 140 회수율 (%) 100 80 60 Mean :83.2 RSD: 16.3% 회수율 (%) 120 100 80 60 Mean :107.2 RSD: 15.7% 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료 13 C-123678HxCDD 13 C-1234678HpCDD 120 140 회수율 (%) 100 80 60 Mean :97.2 RSD: 13.9% 회수율 (%) 120 100 80 60 Mean :96.4 RSD: 14.7% 40 40 20 20 0 0 50 100 150 200 250 시료 0 0 50 100 150 200 250 시료 13 C-12346789OCDD 120 160 HCB 회수율 (%) 100 80 60 40 Mean :85.4 RSD: 16.0% 회수율 (%) 140 120 100 80 60 40 Mean:78.2 RSD:32% 20 0 0 50 100 150 200 250 시료 20 0 0 50 100 150 200 250 시료

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Ⅰ 회수율 회수율 시료수 시료수 회수율 회수율 시료수 시료수 회수율 회수율 시료수 시료수

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Ⅰ γ α

Ⅰ 회수율 시료수

Ⅰ α γ

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Ⅰ 0.00 0 20 40 60 80 100 깊이 (cm)

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Ⅰ D4( 하구언, 석모도상단 ) D5( 하구언, 석모도하단 ) (pg/g) 0.00 50.00 100.00 150.00 200.00 2004 2003 2001 2000 1998 1997 1995 1994 1992 (pg/g) 0.00 20.00 40.00 60.00 80.00 100.00 2004 2003 2001 1999 1998 1996 1995 1993 1991 1989 1988 1987 1991 1990 1988

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Ⅰ DXNs DXNs(TEQ) 350 2.50 300 2.00 250 pg/g-dry 200 150 1.50 1.00 pg-teq/g-dr 100 50 0.50 0 2000-2004 1999-1995 1990-1994 1986-1989 year 0.00 DXNs DXNs(TEQ) 200 1.40 pg/g-dry 150 100 50 1.20 1.00 0.80 0.60 0.40 0.20 pg-teq/g-dry 0 2000-2004 1999-1995 1990-1994 1987-1989 year 0.00

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Ⅰ 10000 1000 Concentration (pg/g-dry) 100 10 1 표층북한강 (n=12) 표층남한강 (n=15) 표층한강본류 (n=27) 심층하구 - 상단 D4 (n=25) 심층하구 - 하단 D5 (n=22)

Ⅰ 1.00 Concentration (pg-whoteq/g-dry) 0.50 0.00 표층북한강 (n=12) 표층남한강 (n=15) 표층한강본류 (n=27) 심층하구 - 상단 D4 (n=25) 심층하구 - 하단 D5 (n=22)

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Ⅰ D4( 하구언, 석모도상단 ) D5( 하구언, 석모도하단 ) (ng/g) 0.00 0.50 1.00 1.50 2004 2003 2001 2000 1998 1997 1995 1994 1992 (ng/g) 0.00 0.50 1.00 1.50 2004 2003 2001 1999 1998 1996 1995 1993 1991 1989 1988 1987 1991 1990 1988

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Ⅰ α γ

Ⅰ 16 14 북한강남한강한강본류 12 10 8 6 Concentration (ng/g- 4 2 0 S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S14 S15 S16 S17 S18 Site

Ⅰ Concentrations (ng/g-dry) Concentrations (ng/g-dry) 0 1 2 3 4 5 6 0 2004 0 1 2 3 4 5 6 0 2004 20 2002 2000 20 2002 2000 Depth(cm) 40 60 1998 1996 1994 1992 1990 1988 Depth(cm) 40 60 80 1998 1996 1994 1992 1990 1988 80 1986 100 1986 (a) D4 (b) D5

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Ⅰ 600 500 400 300 40 a PEC: 572 b ERM: 350 Concentration (ng/g 35 30 25 20 15 10 5 0 S6-2 S6-1 S5-3 S5-2 S5-1 S4-3 S4-2 S4-1 S3-3 S3-2 S3-1 S2-3 S2-2 S2-1 S1-3 S1-2 S1-1 S18-3 S18-2 S18-1 S17-3 S17-2 S17-1 S16-3 S16-2 S16-1 S15-3 S15-2 S15-1 S14-3 S14-2 S14-1 S13-3 S13-2 S13-1 S12-3 S12-2 S12-1 S11-3 S11-2 S11-1 S10-3 S10-2 S10-1 Site S9-3 S9-2 S9-1 S8-3 S8-2 S8-1 S7-3 S7-2 S7-1 S6-3 E17 E16 E15 E14 E13 E12 E9 E10 E11 E8 E7 E6 E5 E4 E3 E2 E1 I17 I16 I15 I14 I13 I12 I9 I10 I11 I8 I7 I6 I5 I4 I3 I2 I1 a TEC: 5.28 b ERL: 3

Ⅰ 지역명 DDTs (ng/g-dry) 참고문헌 Qiantang River, China 8.64-100.2(25.1) Zhou et al. (2006) 4.47--95.77(23.1) Zhou et al. (2006) 1.14-55.09(16.6) Zhou et al. (2006) Pearl River estuary, China 3-1,629 Wu et al. (1999) 1.37-600 Fung et al. (2005) Haihe River, China 0.32-80.18(15.94) Yang et al. (2005) Tonghui River, Beijing, China 0.11-3.78(1.14) Zhang et al. (2004) Mingjiang, Fujian, China 6.17-63.88 Yuan et al. (2001) 1.57-13.06 Zhang et al. (2003) Jiulongjiang, Fujian, China 8.61-73.70 Yuan et al. (2001) Hongkong Waters, Guangdong, China 0.27-14.8 Richardson and Zheng (1999) Yangtze Estuary, China ND-0.57 Liu et al. (2003) Lake Tai, China 0.72±0.18 Nakata et al. (2005) Erh-jen River, Taiwan 0.15-1.12(0.64) Chang and Doong (2006) Lan-yang River, Taiwan 0.45-0.74(0.69) Chang and Doong (2006) Wu-shi River, Taiwan 0.53-11.4(2.51) Doong et al. (2002) Parramata River, Australia 26 Iwata et al. (1994) Sydney, Australia 6.3-1,700 Iwata et al. (1994) Swan River, Australia 3.4 Iwata et al. (1994) Derwent River, Australia 1-58 Iwata et al. (1994) West and east coast, India n.d.-364 Pandit et al. (2001) Salton Sea, California, USA 6.8-40.2 Sapozhnikova et al. (2004) Lake Ørsjøen, Norway 0.34-193 Brevik et al. (1996) Alexandria harbour, Egypt 0.25-885 Barakat et al. (2002) West coast, Srilanka 0.09-1.6 Guruge and Tanabe(2002) Macau Estuary, Macau ND-79.0 Zheng et al. (2001) Western Scheldt River, Belgium 11.8-16.4 Covaci et al. (2005) Danube Delta, Romania 0.9-17 Covaci et al. (2006) 광나루, 망원지구, 한강, 한국 1.91-6.18 국립환경연구원 (2002) 광양만, 한국 0.61-1.97(1.3) 홍등 (2004) 새만금, 한국 0.05-1.96(0.43) 홍등 (2006) 마산만, 한국 0.28-89.2(16) Hong et al. (2003) 전국연안, 한국 0.01-135(6.64) Hong et al. (2006) 북한강 1.46-5.61(3.17) 본연구 남한강 1.87-7.39(2.93) 본연구 한강본류 0.67-14.2(4.82) 본연구 청평호유입부 0.79-36.6(5.35) 본연구 청평호유출부 2.18-4.31(3.44) 본연구

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Ⅰ HCB(ng/g-dry) 5 4 3 2 1 R 2 = 0.5387 (p<0.001) 0 0 1 2 3 4 5 6 TOC contents(%)

Ⅰ 16 S15-1 S14-3 14 R 2 =0.36 (p<0.001) 12 10 8 6 4 DDT concentration 2 0 0 1 2 3 4 5 TOC content (%)

Ⅰ 300 250 R 2 = 0.7327 (p<0.001) DXN(pg/g-dry 200 150 100 50 0 0 50 100 150 200 250 300 350 Co-PCBs(pg/g-dry) 140 120 R2 = 0.5142 (p<0.001) 100 DXN(pg/g-dry) 80 60 40 20 0 0 20 40 60 80 100 120 Co-PCB(pg/g-dry)

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Ⅰ D1( 유입부 ) D2( 중간부 ) D3( 유출부 ) pg/g dry wt 0.00 100.00 200.00 300.00 400.00 2004 2003 2003 2002 2001 2000 2000 1999 1998 1997 1996 1996 1995 1994 1993 1993 1992 1991 1990 1990 1989 pg/g dry wt 0.00 100.00 200.00 300.00 400.00 2004 2002 2001 1999 1998 1996 1995 1994 1992 1991 1989 1988 1987 1985 1984 1982 1981 1979 1978 1977 pg/g dry wt 0.00 50.00 100.00 150.00 D3-1 D3-2 D3-3 D3-4 D3-5 D3-6 D3-7 D3-8 D3-9 D3-10 D3-11 D3-12 D3-13 D3-14 D3-15 D3-16 D3-17 D3-18 D3-19 D3-20

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Ⅰ DXNs DXNs(TEQ) 500 4 400 3 pg/g-dry 300 200 2 pg-teq/g-dry 100 1 0 2000-2004 1999-1995 1990-1994 1988-1989 year 0 DXNs DXNs(TEQ) 400 3.00 2.50 pg/g-dry 300 200 100 2.00 1.50 1.00 0.50 pg-teq/g-dr 0 2001-2004 1995-1999 1991-1994 1985-1989 1981-1984 1977-1979 year 0.00

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Ⅰ 250 200 Concentration (pg/g-dry) 150 100 50 0 표층유입부 (n=17) 표층유출부 (n=17) 심층유입부 D1 (n=22) 심층중간부 D2 (n=20) 심층유출부 D3 (n=20)

Ⅰ 1.00 Concentration (pg-whoteq/g-dry) 0.50 0.00 표층유입부 (n=17) 표층유출부 (n=17) 심층유입부 D1 (n=22) 심층중간부 D2 (n=20) 심층유출부 D3 (n=20)

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Ⅰ D1( 호소유입부 ) D2( 호소중간부 ) D3( 호소유출부 ) (ng/g) 0.00 0.50 1.00 1.50 2.00 2.50 2004 2003 2001 2000 1998 1996 1995 1993 1992 1990 1989 (ng/g) 0.00 0.50 1.00 1.50 2.00 2004 2002 2001 1999 1998 1996 1995 1994 1992 1991 1989 1988 1987 1985 1984 1982 1981 1979 1978 1977 (ng/g) 0.00 0.50 1.00 1.50 2.00 2.50 3 6 8 11 14 17 19 22 25 28 30 33 36 39 41 44 47 50 52 55

Ⅰ 40 유입부 유출부 35 30 14 12 10 8 6 4 2 0 I1 I2 I3 I4 I5 I6 I7 I8 I9 I10 I11 I12 I13 I14 I15 I16 I17 E1 E2 E3 E4 E5 E6 E7 E8 E9 E10E11E12E13E14E15E16E17 Site

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Ⅰ Concentrations (ng/g-dry) Concentrations (ng/g-dry) Concentrations (ng/g-dry) Depth(cm) 0 0 5 10 15 20 25 30 10 20 30 40 2004 2002 2000 1998 1996 1994 1992 1990 1988 Depth(cm) 0 0 5 10 15 20 25 30 10 20 30 40 50 2004 2002 2000 1998 1996 1994 1992 1990 1988 1986 1984 1982 1980 1978 1976 1974 Depth(cm) 0 0 5 10 15 20 25 30 10 20 30 40 50 50 1986 60 60 (a) D1 (b) D2 (c) D3

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Ⅰ 600 500 R 2 = 0.58 (p<0.001) DXN (pg/g) 400 300 200 DXN (pg/g) 100 0 0 50 100 150 200 250 300 Co-PCB (pg/g) 400 350 300 250 R 2 = 0.66 (p<0.001) 200 150 100 50 0 0 20 40 60 80 100 120 140 160 Co-PCB (pg/g)

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Ⅰ Stack gas (n=26) 0 0.2 0.4 0.6 fraction PCP (n=4) 0.0 0.2 0.4 0.6 0.8 1.0 fraction CNP (n=5) 0.0 0.2 0.4 0.6 fraction Automobile (n=7) 0.0 0.2 0.4 0.6 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD S2-2 0.0 0.2 0.4 0.6 fraction D4~D5(n=47) 0.0 0.2 0.4 0.6 0.8 1.0 fraction 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 1.0 fraction I-2, I-14 0.0 0.2 0.4 0.6 fraction Stack gas (n=26) 0 0.2 0.4 0.6 fraction Stack gas (n=26) 0 0.2 0.4 0.6 fraction PCP (n=4) 0.0 0.2 0.4 0.6 0.8 1.0 fraction PCP (n=4) 0.0 0.2 0.4 0.6 0.8 1.0 fraction CNP (n=5) 0.0 0.2 0.4 0.6 fraction CNP (n=5) 0.0 0.2 0.4 0.6 fraction Automobile (n=7) 0.0 0.2 0.4 0.6 fraction Automobile (n=7) 0.0 0.2 0.4 0.6 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD S2-2 0.0 0.2 0.4 0.6 fraction 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD S2-2 0.0 0.2 0.4 0.6 fraction D4~D5(n=47) 0.0 0.2 0.4 0.6 0.8 1.0 fraction D4~D5(n=47) 0.0 0.2 0.4 0.6 0.8 1.0 fraction 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD 2378-TCDF 12378-PeCDF 23478-PeCDF 123478-HxCDF 123678-HxCDF 234678-HxCDF 123789-HxCDF 1234678-HpCDF 1234789-HpCDF OCDF 2378-TCDD 12378-PeCDD 123478-HxCDD 123678-HxCDD 123789-HxCDD 1234678-HpCDD OCDD I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 1.0 fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 1.0 fraction I-2, I-14 0.0 0.2 0.4 0.6 fraction I-2, I-14 0.0 0.2 0.4 0.6 fraction

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Ⅰ 1.2 0.8 123789-HxCDD 123678-HxCDD 12378-PeCDD 2378-TCDD 234678-HpCDF PC 2 (22%) 0.4 0.0 123478-HxCDD 123678-HxCDF 123789-HpCDF 12378-PeCDF 23478-PeCDF 1234678-HpCDD 2378-TCDF 123478-HxCDF 1234789-HpCDF 1234678-HpCDF OCDF -0.4 OCDD -0.8-0.8-0.4 0.0 0.4 0.8 1.2 PC 1 (20%) 8 6 CNP Stack gas Automobile Sediment PCP CNP PC 2 (22%) 4 2 Automobile 0 PCP I-2 D3-5 S16-2 S16-1 I-14 S16-3 S2-2 Stack gas -2-2 -1 0 1 2 3 4 5 6 PC 1 (20%)

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Ⅰ Flue gas(n=15) 0.0 0.2 0.4 0.6 fraction Aroclor(n=4) 0.0 0.2 0.4 0.6 fraction Kanechlor(n=4) 0.0 0.2 0.4 0.6 0.8 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction D4~D5(n=47) 0.0 0.2 0.4 0.6 0.8 fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB fraction I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB Air(n=13) 0.0 0.2 0.4 0.6 fraction Flue gas(n=15) 0.0 0.2 0.4 0.6 fraction Flue gas(n=15) 0.0 0.2 0.4 0.6 fraction Aroclor(n=4) 0.0 0.2 0.4 0.6 fraction Aroclor(n=4) 0.0 0.2 0.4 0.6 fraction Kanechlor(n=4) 0.0 0.2 0.4 0.6 0.8 fraction Kanechlor(n=4) 0.0 0.2 0.4 0.6 0.8 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction S1 ~ S18(n=54) 0.0 0.2 0.4 0.6 0.8 fraction D4~D5(n=47) 0.0 0.2 0.4 0.6 0.8 fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB fraction D1~D3(n=62) 0.0 0.2 0.4 0.6 0.8 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB fraction I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction I, E(n=34) 0.0 0.2 0.4 0.6 0.8 fraction 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB 81-TeCB 77-TeCB 123-PeCB 118-PeCB 114-PeCB 105-PeCB 126-PeCB 167-HxCB 156-HxCB 157-HxCB 169-HxCB 189-HpCB Air(n=13) 0.0 0.2 0.4 0.6 fraction Air(n=13) 0.0 0.2 0.4 0.6 fraction

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Ⅰ 1.0 0.8 S1 ~ S18(n=54) 1.0 0.8 I, E(n=34) fraction 0.6 0.4 fraction 0.6 0.4 0.2 0.2 0.0 0.8 0.6 D4~D5(n=47) 0.0 0.8 0.6 D1~D3(n=61) fraction 0.4 fraction 0.4 0.2 0.2 0.0 1.0 0.8 D2-8 0.0 o,p'-dde p,p'-dde o,p'-ddd p,p'-ddd o,p'-ddt p,p'-ddt fraction 0.6 0.4 0.2 0.0 o,p'-dde p,p'-dde o,p'-ddd p,p'-ddd o,p'-ddt p,p'-ddt

Ⅰ

Ⅰ 다이옥신류고농도지점발견 사전조사 조사결과공표 지역특성파악 다이옥신류 ( 수질 ) 조사 개략범위조사오염구간파악 상세범위확정조사 - 평면분포조사 - 수직분포조사오염저질량추정 저질환경기준과비교 대책중지 상시감시에의한주변조사유지 대책수법, 공법의검토최종처분방법선정 지역특성파악대책수법선정 공사영향방지책의검토대책실시전수질조사감시시변동폭의설정 환경배려사항 감시계획 대책공법선정오탁방지대책공법선정 대책실시내용정보공개 공사영향조사대책실시계획확정 대책실시중감시 대책효과확인조사 대책실시후조사조사결과공표

Ⅰ 준설제거 탈수 매립처분 굴착제거처리 고체화 분해무해화처리 마감굴착 탈수 + 고체화 토질재료로이용 고체화처리 원위치처리 복토 마감 + 고체화 + 콘크리트피복

Ⅰ