Ocean Dredged Material Disposal Site Database

DOTS
ODMDS District code USACE District USEPA Region CYear Project type Work type Disposal Method CY3 Dredged Sea area Start date End date DredgeEventID LC Site No. Disposal site status
Mouth of Columbia River Material Site B NWP Portland R10 1986 Federal Maintenance Hopper 2033500 Columbia River at the Mouth FNP Pacific Ocean 5/26/1986 9/30/1986 92 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1976 Permit Maintenance Scow 124000 Port of Astoria, Columbia River Pacific Ocean 6/7/1976 12/16/1976 116 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1977 Federal Maintenance Hopper 1868579 Columbia River at the Mouth FNP Pacific Ocean 4/21/1977 10/10/1977 311 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1976 Federal Maintenance Hopper 3136854 Columbia River at the Mouth FNP Pacific Ocean 5/16/1976 10/1/1976 377 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1976 Federal Capital Hopper 531402 Port of Astoria turning basin, Columbia River Pacific Ocean 6/30/1976 11/30/1976 380 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1978 Federal Maintenance Hopper 3100 Columbia River at the Mouth FNP Pacific Ocean 4/14/1978 10/3/1978 414 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1980 Federal Maintenance Hopper 118686 Columbia River at the Mouth FNP Pacific Ocean 4/15/1980 8/30/1980 828 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1981 Federal Maintenance Hopper 2263999 Columbia River at the Mouth FNP Pacific Ocean 5/4/1981 10/22/1981 700 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1982 Federal Maintenance Hopper 643429 Columbia River at the Mouth FNP Pacific Ocean 5/11/1982 8/28/1982 750 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1983 Federal Maintenance Hopper 1124567 Columbia River at the Mouth FNP Pacific Ocean 8/6/1983 9/30/1983 873 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1984 Federal Maintenance Hopper 3901800 Columbia River at the Mouth FNP Pacific Ocean 5/2/1984 10/19/1984 1008 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1985 Federal Maintenance Hopper 1330100 Columbia River at the Mouth FNP Pacific Ocean 5/6/1985 10/30/1985 1063 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1985 Federal Maintenance Hopper 18800 Columbia and Lower Willamette Rivers below Vancouver FNP Pacific Ocean 9/18/1985 10/19/1985 1066 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1985 Federal Maintenance Hopper 29500 Columbia River at Baker Bay FNP Pacific Ocean 10/1/1985 10/17/1985 1067 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1985 Federal Maintenance Hopper 500 Skipanon Channel FNP Pacific Ocean 10/5/1985 10/5/1985 1068 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1989 Federal Maintenance Hopper 2863600 Columbia River at the Mouth FNP Pacific Ocean 3/19/1989 9/22/1989 1241 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1990 Federal Maintenance Hopper 1162000 Columbia River at the Mouth FNP Pacific Ocean 5/3/1990 10/29/1990 1255 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1988 Federal Maintenance Hopper 4185100 Columbia River at the Mouth FNP Pacific Ocean 5/28/1988 10/23/1988 1276 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1994 Federal Maintenance Hopper 408900 Columbia River at the Mouth FNP Pacific Ocean 5/28/1994 6/20/1994 1378 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1991 Federal Maintenance Hopper 1715100 Columbia River at the Mouth FNP Pacific Ocean 5/20/1991 10/29/1991 1597 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1995 Federal Maintenance Hopper 2480700 Columbia River at the Mouth FNP Pacific Ocean N/I N/I 1685 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1993 Federal Maintenance Hopper 1629000 Columbia River at the Mouth FNP Pacific Ocean 5/29/1993 N/I 1698 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1987 Federal Maintenance Hopper 1593500 Columbia River at the Mouth FNP Pacific Ocean 5/6/1987 9/30/1987 2918 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1995 (N/I) (N/I) Hopper 2480664 Mouth of the Columbia River Pacific Ocean N/I N/I 2996 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1996 (N/I) (N/I) Hopper 1963145 Mouth of the Columbia River Pacific Ocean N/I N/I 2997 US-043 Closed, Final designated ODMDS
Mouth of Columbia River Material Site B NWP Portland R10 1997 (N/I) (N/I) Hopper 326824 Mouth of the Columbia River Pacific Ocean N/I N/I 2998 US-043 Closed, Final designated ODMDS