Iron County Lake Quality
Missouri, 7 lakes, measured by Missouri DNR
Iron County has 7 monitored lakes — a thin enough sample that one or two stressed lakes can move the county average noticeably. Use the per-lake pages below for what actually matters. 2 of those lakes carry recent nutrient and algae readings. The county-level summary describes that subset, not every water body listed. Most monitored lakes in Iron County carry favourable nutrient and algae readings for Missouri.
The county's lakes lean shallow, which makes the readings sensitive to wind, sediment-resuspension, and any nutrient inputs from the watershed. The cleanest measured lake is Council Bluff Lake.
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Quick Answers for Iron County
Planning a trip? Check special fishing regulations for Council Bluff Lake — or check the official Missouri fishing regulations.
All Lakes in Iron County
7 lakes · 2 ranked on readings, 5 without enough sampling2 lakes ranked on readings · 5 without enough sampling, hidden
| # | Lake | Clarity | Phosphorus | Algae | Trophic | Max Depth | Access |
|---|---|---|---|---|---|---|---|
| 1 | Council Bluff LakeIron | 13.1 ft | 5.7 µg/L | 1.3 µg/L | No recent samples | No recent samples | Not recorded |
| 2 | Shepard Mountain Lake IntakeIron | 2.8 ft | 37 µg/L | 18.3 µg/L | No recent samples | No recent samples | Not recorded |
| Asarco LakeIron | No recent samples | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded | |
| Lake KillarneyIron | No recent samples | No recent samples | No recent samples | No recent samples | 29.2 ft | Not recorded | |
| Crane LakeIron | No recent samples | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded | |
| Snow Hollow LakeIron | No recent samples | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded | |
| Amax Tailing PondIron | No recent samples | No recent samples | No recent samples | No recent samples | No recent samples | Not recorded |
NR = no nutrient or algae reading on record. The measurements are published as the authority reports them. Where the data comes from.
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Source: the Missouri Department of Natural Resources. See data sources.