Water Supply Dams in Wyoming

Wyoming has 60 water supply dams, of which 16 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	Rob Roy	Albany	150	High	Fair	1986
2	Lake Desmet (north Dam)	Johnson	120	High	Fair	1975
3	Lake Desmet (south Dam)	Johnson	120	High	Fair	1975
4	Lake Desmet (a,b,c & Spillway Dikes)	Johnson	120	High	Fair	1975
5	Hog Park Main Dam	Carbon	118	High		1986
6	Tie Hack	Johnson	110	High	Fair	1997
7	Crystal Lake	Laramie	108	High	Fair	1922
8	Upper Van Tassell	Laramie	98	High	Poor	1932
9	Jim Bridger Power Plant Surge Pond	Sweetwater	97	Significant	Fair	1989
10	Twin Lakes No. 1	Sheridan	91	High		1998
11	Granite Springs	Laramie	90	High	Fair	1904
12	Viva Naughton	Lincoln	90	High	Fair	1967
13	Verona	Sheridan	55	Low	Poor	1908
14	Rawlins	Carbon	47	Low	Fair	1956
15	Smiley Reservoir	Carbon	47	Low	Poor	2000
16	Enlargement Of Worthen Meadows	Fremont	46	High		1958
17	North Crow Diversion	Laramie	46	Significant	Fair	1910
18	Raw Water Reservoir	Sweetwater	42	Significant	Satisfactory	2022
19	West	Converse	40	Low	Poor	1950
20	Cody Municipal	Park	40	Significant	Fair	1948
21	Norall No. 1	Campbell	38	Low	Fair
22	Rawlins Peaking	Carbon	38	Low	Fair	1965
23	Center Realty No. 1	Converse	37	Low	Poor	1955
24	Rock Water Hole Detention Dam	Washakie	36	Low	Unsatisfactory	2003
25	Wagon Prong Dam	Washakie	36	Low	Fair	2003
26	Hog Park Saddle Dam No. 2	Carbon	34	High		1986
27	Crooked Creek Detention Dam	Washakie	34	Low	Poor	2003
28	Gorman No. 2	Sheridan	33	Low	Fair	1963
29	Buffalo No.1 Detention Dam	Washakie	33	Low	Unsatisfactory	2003
30	Atlantic Rim	Carbon	32	Low	Fair	1981
31	Knife Edge	Washakie	32	Low	Poor
32	Davis No.1 Dam	Washakie	32	Low	Poor	2003
33	Lake Owen	Albany	30	High	Fair	1963
34	Carr Springs	Fremont	30	Low	Fair
35	Kemmerer	Lincoln	30	High	Poor	1942
36	Water Storage	Niobrara	30	Low	Fair	1939
37	Enl. Windy Point	Washakie	30	Low	Poor
38	Upton	Weston	30	Low	Fair	1907
39	Squirrel Tail Dam	Hot Springs	29	Low	Satisfactory	2003
40	Roberts Luman Draw	Sheridan	28	Low	Fair	1964
41	Basin Reservoir	Sublette	28	Low	Fair
42	Ross Dam	Washakie	28	Low	Not Rated	2003
43	Blue Bank Res	Washakie	28	Low	Poor	2003
44	Golden Clover No. 1	Carbon	27	Low	Poor	1960
45	Beardsley No. 1	Niobrara	27	Low	Fair	1962
46	Ray Detention Dam	Washakie	27	Low	Poor	2003
47	Cherokee	Carbon	26	Low	Poor	1917
48	Hog Park Saddle Dam No. 1	Carbon	26	High		1986
49	Nimmo No. 8	Laramie	26	Low	Poor	1942
50	Lsrcd Section 13	Big Horn	25	Low	Fair	1997
51	Hatchet	Washakie	25	Low	Poor
52	Hi-water	Washakie	25	Low	Fair
53	South Fork Bud Kimball	Washakie	25	Low	Fair
54	Homestead Flat Detention Dam	Fremont	24	Low	Poor
55	Paul No. 3	Sheridan	22	Low	Poor	1952
56	House	Weston	22	Low	Poor	1970
57	Buffalo Flat	Big Horn	20	Low	Unsatisfactory
58	Antelope	Carbon	18	Low	Fair	1945
59	Markham	Park	11	Significant	Fair	1929
60	Gillette	Campbell	10	Low	Fair	1908

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