South Willow Creek Near Grantsville, UT

USGS Site No: 10172800South Willow Creek • Tooele County, UT

South Willow Creek Near Grantsville, UT on the South Willow Creek is currently at 4 cfs (Very Low — 5th percentile for this date) . Gage height: 1.47 ft.

Reading from

4
CFS Discharge
1.47
Gage Height (ft)
Very Low
Flow Condition
Normal
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for June 11 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.

Percentile Label CFS Threshold Today's Flow
10th Very Low threshold 8 Today: 4 cfs
25th Low threshold 11
50th (Median) Normal (median) 17
75th High threshold 29
95th Very High threshold 42

30-Day Hydrograph

Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.

54 27 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 4
May 27, 2026 4
May 26, 2026 4
May 25, 2026 4
May 24, 2026 4
May 23, 2026 5
May 22, 2026 5
May 21, 2026 5
May 20, 2026 5
May 19, 2026 5
May 18, 2026 6
May 17, 2026 5
May 16, 2026 5
May 15, 2026 5
Apr 20, 2026 3
Apr 19, 2026 3
Apr 18, 2026 3
Apr 17, 2026 4
Apr 16, 2026 4
Apr 15, 2026 4
Apr 14, 2026 4
Apr 13, 2026 4
Apr 12, 2026 4
Apr 11, 2026 4
Apr 10, 2026 4
Apr 9, 2026 4
Apr 8, 2026 4
Apr 7, 2026 4
Apr 6, 2026 4
Apr 5, 2026 5

Station Information

USGS Site No
10172800
State
UT
County
Tooele County
Coordinates
40.4963, -112.5744
Drainage Area
4 mi²
Datum (ft)
6,334.8
HUC Code
16020304
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
3.2 ft
Flood Stage
3.8 ft
Moderate Flood
4.2 ft
Major Flood
4.5 ft

Currently 2.33 ft below flood stage.

Recent Extremes

Max discharge
11 cfs
May 13, 2025
Min discharge
1 cfs
Feb 23, 2026
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges