Rocky Creek at Great Falls, SC

USGS Site No: 02147500 • Rocky Creek • Chester County, SC

Rocky Creek at Great Falls, SC on the Rocky Creek is currently at 62 cfs (High — 75th percentile for this date) . Gage height: 3.32 ft.

Reading from

62
CFS Discharge
3.32
Gage Height (ft)
High
Flow Condition
N/A
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 11
25th Low threshold 22
50th (Median) Normal (median) 36
75th High threshold 61
95th Very High threshold 316 Today: 62 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.

3.6k 1.8k 0 cfs Apr 6 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 153 3.83
May 27, 2026 232 4.16
May 26, 2026 157 3.82
May 25, 2026 96 3.50
May 24, 2026 177 3.91
May 23, 2026 323 4.29
May 22, 2026 12 2.74
May 21, 2026 7 2.65
May 20, 2026 7 2.67
May 19, 2026 8 2.70
May 18, 2026 9 2.72
May 17, 2026 9 2.73
May 16, 2026 10 2.75
May 15, 2026 12 2.80
Apr 21, 2026 7 2.80
Apr 20, 2026 7 2.82
Apr 19, 2026 8 2.83
Apr 18, 2026 8 2.84
Apr 17, 2026 8 2.86
Apr 16, 2026 9 2.87
Apr 15, 2026 10 2.89
Apr 14, 2026 10 2.91
Apr 13, 2026 11 2.92
Apr 12, 2026 12 2.94
Apr 11, 2026 12 2.96
Apr 10, 2026 12 2.96
Apr 9, 2026 13 2.97
Apr 8, 2026 14 3.00
Apr 7, 2026 16 3.04
Apr 6, 2026 17 3.06

Station Information

USGS Site No
02147500
State
SC
County
Chester County
Coordinates
34.5654, -80.9198
Drainage Area
194 mi²
Datum (ft)
294.1
HUC Code
03050103
View on USGS NWIS →

Recent Extremes

Max discharge
2,090 cfs
May 13, 2025
Min discharge
6 cfs
Sep 25, 2025

Computed from the local daily-values archive.

Nearby Gauges

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