Upper Yough Flow & Release Planner
Live Friendsville flow, Deep Creek Lake level, SafeWaters release schedule parsing, high-water checks, Sang Run estimate, and bubble timing — all in one no-library embed.
Live sources
Friendsville
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Deep Creek Lake
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Next release
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Sang Run estimate
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Gauge data
USGS NWIS instantaneous values are used first, with USGS OGC latest-continuous fallback.
Loading gauge data…
Deep Creek release schedule
Primary source is the current SafeWaters Deep Creek facility page; the old JSON endpoint is only a fallback.
Loading schedule…
Lake rule band check
Uses the same monthly rule-band table as your existing calculator and compares only HSD lake readings.
Waiting for lake level…
High-water release policy
Planner logic: >900 cfs and rising may cancel; >1350 cfs means no release.
Waiting for hydrograph trend…
Waiting for Friendsville cfs…
Flow calculator
Formula: (total cfs^0.332) × 0.2417
Total flow
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Sang Run estimate
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Always verify SafeWaters, lake rule band, generator status, weather, and the Friendsville hydrograph before committing.
Bubble timing after release ends
Auto-filled from the active or next release as soon as the schedule loads. Use the buttons above to refresh or override.
Loading next release timing…
Put-in starts dropping—
Bubble leaves put-in—
At put-in +2h—
Lost & Found leaves—
Friendsville bubble leaves—