日本財団図書館（電子図書館）　浚渫土砂海洋投棄に係る環境影響評価調査研究（資料編）

Ocean Disposal Database

Amount of Dredged Material Disposed By Region in Cubic Meters (F=Federal,P=Permit)

Click here to report volumes in (Cubic Yards) or view data graphically.

(2)海域別海洋投棄量

Year	Federal/Permit	Atlantic	Gulf	Pacific	Total Disposed
1976	P	964,925	406,308	213,706	1,584,939
1976	F	17,694,067	23,923,646	8,492,116	50,109,830
1977	P	2,222,922	972,036	977,618	4,172,575
1977	F	14,739,194	8,726,303	10,143,337	33,608,834
1978	P	3,434,966		1,503,204	4,938,169
1978	F	14,130,267	14,642,702	6,836,594	35,609,563
1979	P	3,014,436		103,527	3,117,962
1979	F	9,323,456	35,479,275	7,733,086	52,535,817
1980	P	1,227,030		107,885	1,334,915
1980	F	12,472,385	17,337,458	3,965,369	33,775,211
1981	P	1,340,114		439,645	1,779,759
1981	F	6,998,613	27,596,784	6,074,518	40,669,915
1982	P	2,381,347	252,547	482,463	3,116,357
1982	F	10,208,939	10,191,048	5,204,326	25,604,313
1983	P	1,926,257	706,873	1,494,028	4,127,158
1983	F	8,638,680	27,963,028	4,741,896	41,343,604
1984	P	4,061,861	574,597	2,508,117	7,144,575
1984	F	8,964,094	24,308,316	9,555,229	42,827,639
1985	P	1,010,190		683,399	1,693,589
1985	F	10,861,755	29,450,404	9,196,074	49,508,232
1986	P	1,082,903	231,062	682,941	1,996,906
1986	F	10,135,843	22,299,788	8,663,874	41,099,506
1987	P	6,356,273		1,986,278	8,342,551
1987	F	12,513,749	32,021,677	5,953,023	50,488,450
1988	P	2,901,733	3,134,860	731,722	6,768,316
1988	F	14,148,082	19,408,148	7,119,802	40,676,032
1989	P	4,436,897		805,359	5,242,256
1989	F	15,996,732	27,874,411	7,108,486	50,979,629
1990	P	856,505		680,876	1,537,381
1990	F	5,746,045	22,630,249	12,783,042	41,159,336
1991	P	616,650		267,610	884,260
1991	F	5,229,864	29,196,633	5,229,023	39,655,520
1992	P	2,595,358	128,606	277,091	3,001,055
1992	F	12,501,439	34,707,335	1,703,223	48,911,997
1993	P	7,575,045	229,380	1,991,095	9,795,520
1993	F	8,266,702	31,894,677	5,055,459	45,216,838
1994	P	1,309,683		25,232	1,334,915
1994	F	10,515,162	23,450,970	4,932,435	38,898,566
1995	P	762,773		261,264	1,024,037
1995	F	9,769,812	40,291,667	5,739,852	55,801,331
1996	P	3,049,775		857,347	3,907,122
1996	F	6,636,616	29,479,382	1,278,794	37,394,791
1997	P	3,149,254		1,546,400	4,695,654
1997	F	6,458,776	36,165,921	6,372,995	48,997,691
1998	P	1,657,882		5,821,053	7,478,935
1998	F	7,400,105	33,942,582	7,156,809	48,499,496
1999	P	1,307,313		3,485,353	4,792,666
1999	F	9,554,977	25,449,023	5,613,627	40,617,626
2000	P	2,007,304		148,638	2,155,943
2000	F	24,528,827	30,090,298	1,950,648	56,569,772

Ocean Disposal Database

Amount of Dredged Material Disposed By Year in Cubic Meters for All Districts

Click here to report volumes in (Cubic Yards) or view data graphically.

(6)年別海洋投棄量(総量)

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Year	Quantity Disposed
1976	51,694,769
1977	37,781,409
1978	40,547,732
1979	55,653,780
1980	35,110,126
1981	42,449,674
1982	28,720,670
1983	45,470,762
1984	49,972,215
1985	51,201,821
1986	43,096,411
1987	58,831,000
1988	47,444,348
1989	56,221,884
1990	42,696,717
1991	40,539,780
1992	51,913,052
1993	55,012,358
1994	40,233,481
1995	56,825,369
1996	41,301,914
1997	53,693,345
1998	55,978,430
1999	45,410,292
2000	58,725,715

Ocean Disposal Database

Amount of Dredged Material Excluded From Testing By Year in Cubic Meters for All Districts

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(7) 事前試験が免除された事業数と浚渫物量(年別)

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Year	Amoount Excluded	Number of Projects
1977	473,899	3
1978	6,768,698	7
1979	1,349,135	6
1980	308,363	5
1981	1,641,061	5
1982	1,291,868	5
1983	1,259,449	4
1984	719,282	6
1985	1,449,911	7
1986	1,628,177	7
1987	5,640,760	19
1988	9,547,943	20
1989	11,563,357	33
1990	17,494,124	31
1991	7,451,715	35
1992	2,301,293	15
1993	3,417,533	10
1994	831,885	2
1995	1,114,099	2
1996	138,393	5
1997	941,528	2
1998	3,310,489	1
1999	4,967,606	13
2000	8,228,396	12

Ocean Disposal Database

Total Number of Ocean Disposal projects

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(8)年別投棄事業数

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Year	Total	Federal	Permit
1976	110	77	33
1977	99	62	37
1978	88	58	30
1979	86	60	26
1980	80	52	28
1981	83	47	36
1982	102	52	50
1983	95	49	46
1984	102	49	53
1985	105	56	49
1986	97	50	47
1987	93	56	37
1988	74	44	30
1989	85	51	34
1990	86	51	35
1991	82	43	39
1992	68	34	34
1993	64	41	23
1994	63	43	20
1995	69	51	18
1996	46	35	11
1997	66	48	18
1998	65	47	18
1999	78	51	27
2000	72	49	23

Ocean Disposal Database

Home / Division Map

*Click on the district to see its disposal sites.

{The Mouth of columbia River Site E (1997--) and Coos Bay Entrance F (1994--) disposal sites have bathymetry data available.}

* Only the Portland and Seattle Districts are included in the ODD .

地域別の地図1(北西部の画面。この画面の場合、シアトル地域またはポートランド地域をダブルクリックするとさらに細かい地点の情報が得られる)