Ocean Dredged Material Disposal Site Database

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
Umpqua River Entrance	NWP	Portland	R10	1986	Federal	Maintenance	Hopper	94946	Umpqua River FNP	Pacific Ocean	5/15/1986	9/8/1986	123	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1976	Federal	Maintenance	Hopper	191360	Umpqua River FNP	Pacific Ocean	3/5/1976	10/20/1976	309	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1977	Federal	Maintenance	Hopper	75100	Umpqua River FNP	Pacific Ocean	6/28/1977	9/26/1977	320	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1978	Federal	Maintenance	Hopper	187500	Umpqua River FNP	Pacific Ocean	5/6/1978	10/11/1978	410	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1980	Federal	Maintenance	Hopper	199800	Umpqua River FNP	Pacific Ocean	5/17/1980	10/31/1980	562	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1981	Federal	Maintenance	Hopper	228104	Umpqua River FNP	Pacific Ocean	5/14/1981	10/22/1981	631	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1979	Federal	Maintenance	Hopper	313632	Umpqua River FNP	Pacific Ocean	5/21/1979	10/7/1979	735	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1982	Federal	Maintenance	Hopper	244927	Umpqua River FNP	Pacific Ocean	7/2/1982	9/16/1982	755	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1983	Federal	Maintenance	Hopper	135958	Umpqua River FNP	Pacific Ocean	6/3/1983	9/8/1983	878	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1984	Federal	Maintenance	Hopper	162551	Umpqua River FNP	Pacific Ocean	5/25/1984	8/27/1984	1013	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1985	Federal	Maintenance	Hopper	139813	Umpqua River FNP	Pacific Ocean	5/30/1985	9/30/1985	1061	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1988	Federal	Maintenance	Hopper	263118	Umpqua River FNP	Pacific Ocean	6/16/1988	10/15/1988	1156	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1989	Federal	Maintenance	Hopper	142100	Umpqua River FNP	Pacific Ocean	7/11/1989	7/27/1989	1187	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1990	Federal	Maintenance	Hopper	180300	Umpqua River FNP	Pacific Ocean	7/12/1990	7/31/1990	1251	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1987	Federal	Maintenance	Hopper	152369	Umpqua River FNP	Pacific Ocean	6/15/1987	9/21/1987	1471	US-x03	Closed, Interim designated ODMDS
Umpqua River Entrance	NWP	Portland	R10	1991	Federal	Maintenance	Hopper	118400	Umpqua River FNP	Pacific Ocean	6/11/1991	6/30/1991	1627	US-x03	Closed, Interim designated ODMDS