Oldest Dams in Missouri

Missouri has 4906 dams with recorded construction dates. The oldest dates to 1847 — 179 years ago. Missouri's earliest dams were built in the 19th century, an era of westward expansion, irrigation development, and early water infrastructure. Older dams require particular attention for safety, as many were built before modern engineering standards.

#	Dam	County	Year Built	Age	Height (ft)	Hazard	Condition
1	Iron Mountain Lake Dam	St. Francois	1847	179 yrs	16	High	Not assessed
2	Mine Lamotte Dam	Madison	1870	156 yrs	27	High	Not assessed
3	Lake Harmony Dam	Madison	1870	156 yrs	21	High	Not assessed
4	Water Works Lake Dam	Randolph	1870	156 yrs	30	High	Not assessed
5	Hallman Lake Dam	Daviess	1880	146 yrs	20	Low	Not assessed
6	Scotia Pond Dam	Dent	1880	146 yrs	11	Low	Not assessed
7	Dickey Lake Dam	Henry	1880	146 yrs	25	High	Not assessed
8	Lakeview Park Dam	St. Francois	1880	146 yrs	27	High	Not assessed
9	Wabash Lake Dam	Boone	1890	136 yrs	15	Low	Not assessed
10	Odd Fellows Home Lake	Clay	1890	136 yrs	23	High	Not assessed
11	Valley Water Mills Dam	Greene	1890	136 yrs	21	High	Not assessed
12	Willow Springs Hunting Club Dam	Howell	1890	136 yrs	20	High	Not assessed
13	Pallas Lake Dam	Caldwell	1894	132 yrs	23	Low	Not assessed
14	Lake Sherwood	St. Louis	1894	132 yrs	21	High	Not assessed
15	Central Coal&coke Corp Lake Dam	Macon	1897	129 yrs	15	Low	Not assessed
16	Burlington Lake Dam	Audrain	1900	126 yrs	28	Low	Not assessed
17	Missouri Power and Light Dam	Audrain	1900	126 yrs	26	High	Not assessed
18	Deramus Lake Dam/ce Report-doramus	Jackson	1900	126 yrs	33	High	Not assessed
19	Keota Lake Dam	Macon	1900	126 yrs	15	Low	Not assessed
20	Santa Fe Lake Dam	Macon	1900	126 yrs	30	Low	Not assessed
21	Still Hildreth Sanitorium Dam	Macon	1900	126 yrs	30	Low	Not assessed
22	Proctor Park Lake Dam	Moniteau	1900	126 yrs	20	Low	Not assessed
23	Radio Springs Park	Vernon	1900	126 yrs	15	Low	Not assessed
24	Huzzah 1 (howes Mill Lake)	Dent	1901	125 yrs	21	High	Not assessed
25	Windsor Farrington Park Lake Dam	Pettis	1902	124 yrs	26	High	Not assessed
26	Rothwell Lake Dam	Randolph	1902	124 yrs	29	High	Not assessed
27	Smith Lake Dam	Pike	1903	123 yrs	31	High	Not assessed
28	Moores Lake Dam	Boone	1904	122 yrs	30	High	Not assessed
29	Rock Island Lake Dam	Cass	1904	122 yrs	25	Low	Not assessed
30	Mineral Lake Dam	Franklin	1904	122 yrs	30	Low	Not assessed
31	Argyle Lake Dam	Osage	1904	122 yrs	25	High	Not assessed
32	Katy Lake Dam	Callaway	1905	121 yrs	45	High	Satisfactory
33	Rock Island Lake Dam	Johnson	1905	121 yrs	25	High	Not assessed
34	Love Lake Dam	Macon	1905	121 yrs	25	Low	Not assessed
35	Kampen Lake Dam-sect 20	Caldwell	1906	120 yrs	28	Low	Not assessed
36	Mcginness Lake Dam	Clinton	1906	120 yrs	29	High	Not assessed
37	Gregory Blvd Dam	Jackson	1907	119 yrs	29	Low	Not assessed
38	Loch Leonard Dam	Cass	1909	117 yrs	19	High	Not assessed
39	Henley Lake Dam	Cole	1909	117 yrs	28	High	Not assessed
40	Fayette Old City Lake Dam	Howard	1909	117 yrs	30	High	Not assessed
41	Santa Fe Country Club	Linn	1910	116 yrs	25	High	Not assessed
42	Caney Basin Dam	Scott	1910	116 yrs	47	High	Satisfactory
43	Koenig Dam	St. Charles	1910	116 yrs	32	High	Not assessed
44	Katy Allen Lake Dam	Vernon	1910	116 yrs	25	High	Not assessed
45	Lisle Pond Dam	Cass	1911	115 yrs	31	Low	Not assessed
46	Lake Killarney Dam	Iron	1911	115 yrs	29	High	Not assessed
47	Milan Lake Dam-north	Sullivan	1911	115 yrs	30	Low	Not assessed
48	Ozark Beach	Taney	1913	113 yrs	54	High	Satisfactory
49	Longview Dam -north	Jackson	1914	112 yrs	20	High	Not assessed
50	Unionville Old City Lake Dam	Putnam	1914	112 yrs	28	High	Not assessed

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