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
Siuslaw River Site A NWP Portland R10 1986 Federal Maintenance Hopper 219,000 Siuslaw River Pacific Ocean 05/22/1986 09/10/1986 101 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1976 Federal Maintenance Hopper 163,700 Siuslaw River Pacific Ocean 04/20/1976 10/19/1976 310 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1977 Federal Maintenance Hopper 139,610 Siuslaw River Pacific Ocean 06/07/1977 10/04/1977 321 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1978 Federal Maintenance Hopper 191,400 Siuslaw River Pacific Ocean 06/05/1978 10/10/1978 413 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1979 Federal Maintenance Hopper 246,600 Siuslaw River Pacific Ocean 05/14/1979 10/17/1979 521 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1980 Federal Maintenance Hopper 94,200 Siuslaw River Pacific Ocean 06/19/1980 08/23/1980 674 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1981 Federal Maintenance Hopper 459,486 Siuslaw River Pacific Ocean 05/12/1981 09/18/1981 698 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1982 Federal Maintenance Hopper 343,419 Siuslaw River Pacific Ocean 06/18/1982 08/10/1982 754 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1983 Federal Maintenance Hopper 213,337 Siuslaw River Pacific Ocean 06/17/1983 09/08/1983 877 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1984 Federal Maintenance Hopper 315,750 Siuslaw River Pacific Ocean 06/03/1984 10/03/1984 1011 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1985 Federal Maintenance Hopper 271,400 Siuslaw River Pacific Ocean 06/13/1985 09/30/1985 1062 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1988 Federal Maintenance Hopper 114,500 Siuslaw River Pacific Ocean 06/30/1988 08/14/1988 1157 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1989 Federal Maintenance Hopper 116,800 Siuslaw River Pacific Ocean 07/06/1989 08/17/1989 1238 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1990 Federal Maintenance Hopper 99,100 Siuslaw River Pacific Ocean 07/02/1990 07/05/1990 1252 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1993 Federal Maintenance Hopper 239,600 Siuslaw River Pacific Ocean 06/18/1993 09/27/1993 1420 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1987 Federal Maintenance Hopper 215,800 Siuslaw River Pacific Ocean 06/04/1987 07/29/1987 1472 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1991 Federal Maintenance Hopper 65,900 Siuslaw River Pacific Ocean 05/12/1991 06/20/1991 1628 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1994 Federal Maintenance Hopper 223,300 Siuslaw River- Entrance Pacific Ocean 05/22/1994 10/31/1994 1946 US-026 Closed, Interim designated ODMDS
Siuslaw River Site A NWP Portland R10 1995 Federal Maintenance Hopper 121,600 Siuslaw River- Entrance Pacific Ocean 07/01/1995 07/08/1995 1966 US-026 Closed, Interim designated ODMDS