Hydrowet — Jordanelle Reservoir, live

hydrowet

updated Sep 12, 12:00 AM

Drought watchJordanelle Reservoir 24.0 ft below its typical level for this date

Below full pool

45.5

ft (full = 6166.4 ft)

Jordanelle deficit

123k

acre-feet below full

Above 2022 drought low

18.8

ft (6102.01 ft, 2022 drought)

How past droughts played out →

Jordanelle Reservoir · elevation at Jordanelle Dam

6,029.04ft above sea level

—since midnight

-1.60 ft7 days

-6.80 ft30 days

Jordanelle is easing down — releases, evaporation, and intake are outpacing ≈39 cfs of gauged inflow (-1.6 ft this week). That puts it in the “Drought territory” range, 18.9 ft above the “Below the record” line.

Storage

191k

acre-feet

To full pool (6166.4 ft)

45.5 ft

below full

Percent full

61%

of full-pool storage

Water temp

62.6°F

Provo River near Charleston

The lake in cross-section

Past 30d

-6.80 ft over this window

Daily mean elevation · official lake gauge · provisional

Drought territory

What this level means →

Where the water is flowing

Full water budget →

SteadyReceding · high water draining downOn the rise · climbing right nowInbound wave · big rise upstreamFlooding · NWS, by river height— direction is judged from each gauge’s own last 48 hours, scaled to its river; dot speed follows the flow itself. NWS flood status is judged by river height and outranks direction

Live streamflow at the 1 USGS gauges, plus the live flow leaving through the dam (USGS). Labels show measured flow — line width is not to scale.

Tributary inflow · gauged rivers upstream

38.8cfs combined

Provo River near Woodland
38.8 cfsUSGS · 4:45 PM MDT

Gauged tributaries only — runoff below these gauges and ungauged arms are not included. Streamflow: USGS, provisional, stamped per reading. Flood status: NOAA/NWS, judged by river height at each gauge — not by the flow number.

drawing up the lake…