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The linked gauge for Cowan Lake reported 847.78 ft at its latest stored observation on Oct 9, 2026, on a falling 30-day trend (-0.94 ft).
Local gage height: 847.78 ft
-0.94 ft net change over past 30 days
Verified freshwater recreation waterbody
Comfortable (70–80°F) · Ideal swimming temperature
Nearby river temperature: 70.2°F at Caesar Creek near Wellman OH (12.2 mi away) · Oct 9, 10:00 PM UTC
| Observation Date | Gage height (ft) | 24h Change | Approval Status |
|---|---|---|---|
| Wed, Oct 7, 2026 | 847.88 | -0.18 ft | Provisional |
| Mon, Oct 5, 2026 | 848.06 | -0.03 ft | Provisional |
| Sun, Oct 4, 2026 | 848.09 | -0.04 ft | Provisional |
| Sat, Oct 3, 2026 | 848.13 | -0.02 ft | Provisional |
| Fri, Oct 2, 2026 | 848.15 | -0.19 ft | Provisional |
| Thu, Oct 1, 2026 | 848.34 | -0.63 ft | Provisional |
| Wed, Sep 30, 2026 | 848.97 | -0.57 ft | Provisional |
| Tue, Sep 29, 2026 | 849.54 | -0.49 ft | Provisional |
| Mon, Sep 28, 2026 | 850.03 | -0.56 ft | Provisional |
| Sun, Sep 27, 2026 | 850.59 | -0.53 ft | Provisional |
| Sat, Sep 26, 2026 | 851.12 | -0.51 ft | Provisional |
| Fri, Sep 25, 2026 | 851.63 | -0.66 ft | Provisional |
| Thu, Sep 24, 2026 | 852.29 | -1.16 ft | Provisional |
| Wed, Sep 23, 2026 | 853.45 | — | Provisional |
Direct in-situ sensor data is required to compute numeric suitability.
Water temperature is not available from a verified source for this lake. No swimming score is shown without it.