Rapid Creek Above Wrf near Rapid City, SD

USGS Site No: 06418800Rapid Creek • Pennington County, SD

Rapid Creek Above Wrf near Rapid City, SD on the Rapid Creek is currently at 34 cfs (Low — 16th percentile for this date) . Gage height: 3.46 ft.

Reading from

34
CFS Discharge
3.46
Gage Height (ft)
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 27
25th Low threshold 45 Today: 34 cfs
50th (Median) Normal (median) 118
75th High threshold 167
95th Very High threshold 0

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.

106 53 0 cfs Apr 4 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 36 3.48
May 26, 2026 40 3.51
May 25, 2026 42 3.54
May 24, 2026 43 3.54
May 23, 2026 46 3.56
May 22, 2026 82 3.84
May 21, 2026 69 3.75
May 20, 2026 74 3.78
May 19, 2026 73 3.78
May 18, 2026 76 3.80
May 17, 2026 75 3.79
May 16, 2026 55 3.64
May 15, 2026 45 3.56
Apr 20, 2026 20 3.28
Apr 19, 2026 20 3.30
Apr 18, 2026 20 3.29
Apr 17, 2026 25 3.35
Apr 16, 2026 24 3.34
Apr 15, 2026 26 3.37
Apr 14, 2026 23 3.33
Apr 13, 2026 22 3.31
Apr 12, 2026 22 3.32
Apr 11, 2026 29 3.40
Apr 10, 2026 30 3.42
Apr 9, 2026 31 3.43
Apr 8, 2026 32 3.44
Apr 7, 2026 30 3.42
Apr 6, 2026 33 3.44
Apr 5, 2026 35 3.47
Apr 4, 2026 38 3.49

Station Information

USGS Site No
06418800
State
SD
Coordinates
44.0268, -103.1011
Drainage Area
449 mi²
Datum (ft)
3,003.2
HUC Code
10120110
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
8.0 ft
Flood Stage
9.0 ft
Moderate Flood
11.0 ft
Major Flood
13.0 ft

Currently 5.54 ft below flood stage.

Recent Extremes

Max discharge
209 cfs
May 19, 2025
Min discharge
19 cfs
May 13, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges