Chalk Creek at Coalville, UT

USGS Site No: 10131000 • Chalk Creek • Summit County, UT

Chalk Creek at Coalville, UT on the Chalk Creek is currently at 33 cfs (High — 82th percentile for this date) . Gage height: 3.36 ft.

Reading from

33
CFS Discharge
3.36
Gage Height (ft)
High
Flow Condition
Normal
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 28 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 9
25th Low threshold 16
50th (Median) Normal (median) 21
75th High threshold 28
95th Very High threshold 44 Today: 33 cfs

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.

859 429 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 34 —
May 27, 2026 41 —
May 26, 2026 37 —
May 25, 2026 42 —
May 24, 2026 39 —
May 23, 2026 47 —
May 22, 2026 56 —
May 21, 2026 62 —
May 20, 2026 70 —
May 19, 2026 71 —
May 18, 2026 73 —
May 17, 2026 58 —
May 16, 2026 53 —
May 15, 2026 57 —
Apr 20, 2026 37 —
Apr 19, 2026 43 —
Apr 18, 2026 43 —
Apr 17, 2026 44 —
Apr 16, 2026 45 —
Apr 15, 2026 48 —
Apr 14, 2026 53 —
Apr 13, 2026 51 —
Apr 12, 2026 51 —
Apr 11, 2026 49 —
Apr 10, 2026 46 —
Apr 9, 2026 46 —
Apr 8, 2026 46 —
Apr 7, 2026 46 —
Apr 6, 2026 46 —
Apr 5, 2026 48 —

Station Information

USGS Site No
10131000
State
UT
County
Summit County
Coordinates
40.9205, -111.4016
Drainage Area
250 mi²
Datum (ft)
5,561.4
HUC Code
16020101
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
6.5 ft
Flood Stage
7.0 ft
Moderate Flood
8.0 ft
Major Flood
9.0 ft

Currently 3.64 ft below flood stage.

Recent Extremes

Max discharge
227 cfs
May 6, 2025
Min discharge
3 cfs
Aug 13, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges