Grade Stabilization Dams in South Dakota

South Dakota has 23 grade stabilization dams. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel.

#	Dam	County	Height (ft)	Hazard	Condition	Year
1	Randall Rc&d Ca-176-gr	Gregory	69	Low	Not assessed	1976
2	Randall Rc&d Ca-167.3-bh	Bon Homme	45	Low	Not assessed	1975
3	Randall Rc&d Ca-66-bh	Bon Homme	39	Low	Not assessed	1971
4	Bakers Gulch Dam	Sully	39	Low	Not assessed	1981
5	Union Creek No 6	Union	39	Low	Not assessed	1978
6	Union Creek No. 5	Union	38	Low	Not assessed	1978
7	Union Creek No 48	Union	37	Low	Not assessed	1976
8	Union Creek No 9	Union	37	Low	Not assessed	1978
9	Union Creek No 12	Union	37	Low	Not assessed	1976
10	Randall Rc&d Ca-118.1-bh	Bon Homme	35	Low	Not assessed	1973
11	Randall Rc&d Ca-1b-bh	Bon Homme	35	Low	Not assessed	1970
12	Stoeser No. 6	Stanley	34	Low	Not assessed	2017
13	Jensen Dam	Hughes	33	Low	Not assessed	1981
14	Randall Rc&d Ch-259-bh	Bon Homme	32	Low	Not assessed	1983
15	Randall Rc&d Ca-31e-bh	Bon Homme	31	Low	Not assessed	1975
16	Lower James Rc&d Ca-171-ya	Yankton	31	Low	Not assessed	1980
17	Randall Rc&d Ca-65b-bh	Bon Homme	30	Low	Not assessed	1971
18	Stoeser No. 5	Stanley	30	Low	Not assessed	2017
19	Randall Rc&d Ca-124-bh	Bon Homme	29	Low	Not assessed	1975
20	Dienert	Campbell	27	Low	Not assessed	1981
21	Houck Dam	Walworth	26	Low	Not assessed	1980
22	Randall Rc&d Ca-1-bh	Bon Homme	25	Low	Not assessed	1967
23	Randall Rc&d Ca-191-bh	Bon Homme	22	Low	Not assessed	1983

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