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 E NWP Portland R10 1986 Federal Maintenance Hopper 41300 Columbia River at Baker Bay FNP Pacific Ocean 7/25/1986 10/15/1986 90 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1986 Federal Maintenance Hopper 1596400 Columbia River at the Mouth FNP Pacific Ocean 5/26/1986 9/30/1986 94 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1986 Federal Maintenance Hopper 9800 Columbia and Lower Willamette Rivers below Vancouver FNP Pacific Ocean 9/21/1986 9/21/1986 95 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1986 Federal Maintenance Hopper 1200 Skipanon Channel FNP Pacific Ocean 10/3/1986 10/14/1986 100 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1977 Federal Maintenance Hopper 3678429 Columbia River at the Mouth FNP Pacific Ocean 4/21/1977 10/10/1977 313 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1978 Federal Maintenance Hopper 5200 Columbia River at Baker Bay FNP Pacific Ocean 4/6/1978 10/20/1978 406 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1978 Federal Maintenance Hopper 3925450 Columbia River at the Mouth FNP Pacific Ocean 4/14/1978 10/3/1978 416 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1980 Federal Maintenance Hopper 2660908 Columbia River at the Mouth FNP Pacific Ocean 4/15/1980 8/31/1980 829 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1980 Federal Maintenance Hopper 14814 Columbia River at the Mouth FNP Pacific Ocean 9/1/1980 9/30/1980 830 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1979 Federal Maintenance Hopper 16500 Columbia River at Baker Bay FNP Pacific Ocean 3/23/1979 4/11/1979 522 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1981 Federal Maintenance Hopper 3042600 Columbia River at the Mouth FNP Pacific Ocean 5/4/1981 10/22/1981 702 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1979 Federal Maintenance Hopper 4930840 Columbia River at the Mouth FNP Pacific Ocean 5/12/1979 10/14/1979 742 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1982 Federal Maintenance Hopper 2699729 Columbia River at the Mouth FNP Pacific Ocean 5/11/1982 8/28/1982 752 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1983 Federal Maintenance Hopper 606200 Columbia River at the Mouth FNP Pacific Ocean 8/6/1983 9/30/1983 875 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1984 Federal Maintenance Hopper 989866 Columbia River at the Mouth FNP Pacific Ocean 5/2/1984 10/19/1984 1010 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1985 Federal Maintenance Hopper 3117700 Columbia River at the Mouth FNP Pacific Ocean 5/6/1985 10/30/1985 1065 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1989 Federal Maintenance Hopper 568500 Columbia River at the Mouth FNP Pacific Ocean 6/9/1989 9/22/1989 1242 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1990 Federal Maintenance Hopper 887400 Columbia River at the Mouth FNP Pacific Ocean 5/3/1990 10/29/1990 1256 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1988 Federal Maintenance Hopper 478900 Columbia River at the Mouth FNP Pacific Ocean 8/17/1988 10/8/1988 1277 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1991 Federal Maintenance Hopper 1014900 Columbia River at the Mouth FNP Pacific Ocean 9/2/1991 10/31/1991 1598 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1997 Federal Maintenance Hopper 899400 Columbia River at the Mouth FNP Pacific Ocean 7/14/1997 8/27/1997 1669 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1995 Federal Maintenance Hopper 802300 Columbia River at the Mouth FNP Pacific Ocean 7/16/1995 9/21/1995 1686 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1993 Federal Maintenance Hopper 988200 Columbia River at the Mouth FNP Pacific Ocean 10/5/1993 10/20/1993 1699 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 2003 Federal Maintenance Hopper 2855200 Columbia River at the Mouth FNP Pacific Ocean 6/28/2003 10/15/2003 1712 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1999 Federal Maintenance Hopper 3724300 Columbia River at the Mouth FNP Pacific Ocean 6/17/1999 9/26/1999 1877 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1994 Federal Maintenance Hopper 397600 Columbia River at the Mouth FNP Pacific Ocean 9/1/1994 10/31/1994 1943 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1998 Federal Maintenance Hopper 3439900 Columbia River at the Mouth FNP Pacific Ocean 6/13/1998 10/2/1998 2055 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 2002 Federal Maintenance Hopper 1493800 Columbia River at the Mouth FNP Pacific Ocean 7/13/2002 9/24/2002 2175 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 2000 Federal Maintenance Hopper 1296100 Columbia River at the Mouth FNP Pacific Ocean 6/2/2000 8/13/2000 2359 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 2001 Federal Maintenance Hopper 2368200 Columbia River at the Mouth FNP Pacific Ocean 6/1/2001 9/25/2001 2766 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1987 Federal Maintenance Hopper 1183000 Columbia River at the Mouth FNP Pacific Ocean 5/6/1987 9/30/1987 2920 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1996 (N/I) (N/I) Hopper 726336 Mouth of the Columbia River Pacific Ocean N/I N/I 2999 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1997 (N/I) (N/I) Hopper 1071246 Mouth of the Columbia River Pacific Ocean N/I N/I 3000 US-205 Closed, Final designated ODMDS
Mouth of Columbia River Material Site E NWP Portland R10 1976 Federal Maintenance Hopper 740832 Columbia River at the Mouth FNP Pacific Ocean 5/16/1976 10/1/1976 4465 US-205 Closed, Final designated ODMDS