Water Supply Dams in Oregon

Oregon has 67 water supply dams, of which 29 carry a high hazard classification. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Development No. 1 Dam	Multnomah	200	High	Fair	1929
2	Spillway Dam	Clackamas	180	High	Fair	1962
3	Barney	Washington	165	High	Satisfactory	1998
4	Berry Creek	Douglas	148	High	Satisfactory	1980
5	Crow Creek	Wasco	115	High	Fair	1968
6	Hosler (reeder Gulch	Jackson	114	High	Unsatisfactory	1928
7	Mcguire	Yamhill	111	High	Satisfactory	2003
8	Cow Creek Iwr Auxiliary Dam	Douglas	98	High	Satisfactory	2007
9	Bear Creek	Clatsop	94	High	Poor	1953
10	Haskins Creek Dam	Yamhill	85	Significant	Not Rated	1930
11	North Fork	Benton	83	High	Fair	1960
12	Mercer	Polk	81	High	Poor	1961
13	Pony Creek - Upper	Coos	77	High	Satisfactory	2001
14	Mill Creek	Lincoln	74	High	Fair	1969
15	Goodrich Reservoir	Baker	65	Significant	Not Rated	1963
16	Ferry Creek	Curry	65	High	Unsatisfactory	1966
17	Silver Creek	Marion	65	High	Fair	1975
18	Willow Creek	Jackson	59	High	Satisfactory	1953
19	Bear Creek 3	Douglas	58	High	Fair	1973
20	Canyonville Reservoir	Douglas	58	Significant	Not Rated	1983
21	Big Creek #2 (upper)	Lincoln	58	High	Unsatisfactory	1970
22	Bull Run Lake Dam	Multnomah	57	Low	Not Rated	1965
23	Rink Creek Reservoir	Coos	55	Significant	Not Rated	1939
24	Portland #5 (mt.tabor)	Multnomah	55	High	Satisfactory	1911
25	Portland #3 (washington Park)	Multnomah	53	High	Satisfactory	1894
26	Panther Creek Reservoir	Yamhill	51	Significant	Not Rated	1971
27	Seaside City	Clatsop	45	High	Satisfactory	1996
28	Muhs Quarry Dam	Yamhill	40	Significant	Not Rated
29	Middle	Clatsop	39	High	Fair	1940
30	Pony Creek - Lower	Coos	38	High	Poor	1988
31	Portland #1 (mt.tabor)	Multnomah	38	High	Satisfactory	1894
32	Salmonberry Reservoir	Columbia	35	Significant	Not Rated	1960
33	Beaver Creek (union)	Union	35	Low	Not Rated	1915
34	Squaw Lake Dam	Jackson	34	Significant	Not Rated	1957
35	Morrison Dam	Malheur	33	Low	Poor	1911
36	Franzen	Marion	33	High	Satisfactory	1952
37	Headworks Diversion Dam	Clackamas	30	Low	Satisfactory	1923
38	Wickiup Lake (astoria)	Clatsop	30	High	Fair	1940
39	Hayhurst Road	Douglas	30	High	Fair	1958
40	Portland #6 (mt.tabor)	Multnomah	28	High	Satisfactory	1911
41	Twin Springs Dam	Harney	27	Low	Poor	1982
42	Hicks Canyon Dam	Malheur	26	Low	Not Rated	1979
43	Twin Springs Dam	Malheur	26	Low	Fair	2004
44	Turner Creek Reservoir	Yamhill	26	Low	Not Rated	1978
45	Rainier City Reservoir	Columbia	25	Significant	Not Rated	1954
46	Willow Butte	Harney	25	Low	Fair	2004
47	Whitmore	Klamath	24	Low	Not Rated
48	Carlton Hills Pond G	Yamhill	24	Low	Not Rated	2008
49	Radio Springs	Harney	23	Low	Not Rated	1974
50	Castro Reservoir	Malheur	22	Low	Not Rated	1982
51	Big Creek #1 (lower)	Lincoln	21	High	Unsatisfactory	1951
52	Wampler-werth	Crook	20	Significant	Not Rated	1983
53	Canal Intake	Linn	20	Significant	Satisfactory	1924
54	Iott Dam	Polk	20	Low	Not Rated
55	Turner Dam	Polk	19	Low	Not Rated
56	Pine Creek Reservoir (baker)	Baker	18	Low	Not Rated	1933
57	Drain Sewage Lagoon	Douglas	17	Significant	Not Rated	1986
58	Yoncalla Reservoir	Douglas	16	Low	Not Rated	1983
59	Walls Lake Dam	Harney	16	Low	Fair	2004
60	Big Foot Dam	Harney	16	Low	Poor	1953
61	Mc Corral	Lake	16	Low	Not Rated	1972
62	Empire Lake, Lower	Coos	12	Low	Not Rated	1935
63	Oscar Dam	Harney	12	Low	Satisfactory	1975
64	Upper Clark Reservoir	Malheur	12	Low	Not Rated	2004
65	Riley Horn Dam	Malheur	12	Low	Not Rated	1961
66	Big	Lake	10	Low	Fair	1966
67	Mud Creek Dam	Malheur	7	Low	Not Rated	1961

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