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The linked gauge for Cannonsville Reservoir reported 1128.35 ft at its latest stored observation on Oct 9, 2026, on a falling 30-day trend (-5.75 ft).
Local gage height: 1128.35 ft
-5.75 ft net change over past 30 days
Verified freshwater recreation waterbody
Brisk (50–60°F) · Cold shock risk · Wetsuit recommended
CANNONSVILLE RESERVOIR NEAR KELSEY NY · Oct 9, 12:30 AM UTC
Nearby river temperature: 53.2°F at WEST BRANCH DELAWARE RIVER AT STILESVILLE NY (2.1 mi away) · Oct 9, 12:45 AM UTC
| Observation Date | Gage height (ft) | 24h Change | Approval Status |
|---|---|---|---|
| Wed, Oct 7, 2026 | 1129.17 | -0.57 ft | Provisional |
| Mon, Oct 5, 2026 | 1129.74 | -0.24 ft | Provisional |
| Sun, Oct 4, 2026 | 1129.98 | -0.21 ft | Provisional |
| Sat, Oct 3, 2026 | 1130.19 | -0.23 ft | Provisional |
| Fri, Oct 2, 2026 | 1130.42 | -0.21 ft | Provisional |
| Thu, Oct 1, 2026 | 1130.63 | -0.28 ft | Provisional |
| Wed, Sep 30, 2026 | 1130.91 | -0.16 ft | Provisional |
| Tue, Sep 29, 2026 | 1131.07 | -0.31 ft | Provisional |
| Mon, Sep 28, 2026 | 1131.38 | -0.22 ft | Provisional |
| Sun, Sep 27, 2026 | 1131.60 | -0.28 ft | Provisional |
| Sat, Sep 26, 2026 | 1131.88 | -0.29 ft | Provisional |
| Fri, Sep 25, 2026 | 1132.17 | -0.28 ft | Provisional |
| Thu, Sep 24, 2026 | 1132.45 | -0.26 ft | Provisional |
| Wed, Sep 23, 2026 | 1132.71 | — | Provisional |
Current index calculated from verified local atmospheric, hydrographic & alert inputs.
Poor for swimming (50/100), from 5 available inputs. Supporting this: No active official alerts for this lake. 0% chance of precipitation. Working against it: Measured water temperature 59°F. Provisional data. Cold water hazard: thermal protection recommended below 60°F. Water temperature is 59°F (below 60°F). Immersion requires thermal protection. Confidence is moderate (77%) because some inputs are unavailable or older than ideal.