Tulpehocken Creek at Blue Marsh Damsite Near Reading

USGS Site No: 01470960 • Tulpehocken Creek • Berks County, PA

Tulpehocken Creek at Blue Marsh Damsite Near Reading on the Tulpehocken Creek is currently at 87 cfs (Low — 16th percentile for this date) . Gage height: 2.56 ft.

Reading from

↑ Upstream on Tulpehocken Creek
Tulpehocken Creek Near Bernville, PA
Downstream on Tulpehocken Creek ↓
Tulpehocken Creek Near Reading, PA
87
CFS Discharge
2.56
Gage Height (ft)
Low
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 76
25th Low threshold 104 Today: 87 cfs
50th (Median) Normal (median) 163
75th High threshold 289
95th Very High threshold 728

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.

1.9k 940 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 162 —
May 27, 2026 205 —
May 26, 2026 183 —
May 25, 2026 125 —
May 24, 2026 126 —
May 23, 2026 127 —
May 22, 2026 128 —
May 21, 2026 112 —
May 20, 2026 81 —
May 19, 2026 104 —
May 18, 2026 110 —
May 17, 2026 129 —
May 16, 2026 129 —
May 15, 2026 115 —
Apr 21, 2026 117 —
Apr 20, 2026 86 —
Apr 19, 2026 56 —
Apr 18, 2026 56 —
Apr 17, 2026 56 —
Apr 16, 2026 56 —
Apr 15, 2026 56 —
Apr 14, 2026 56 —
Apr 13, 2026 55 —
Apr 12, 2026 54 —
Apr 11, 2026 54 —
Apr 10, 2026 54 —
Apr 9, 2026 54 —
Apr 8, 2026 61 —
Apr 7, 2026 93 —
Apr 6, 2026 121 —

Station Information

USGS Site No
01470960
State
PA
County
Berks County
Coordinates
40.3706, -76.0252
Drainage Area
175 mi²
Datum (ft)
229.2
HUC Code
02040203
View on USGS NWIS →

Recent Extremes

Max discharge
1,970 cfs
Jul 2, 2025
Min discharge
50 cfs
Sep 27, 2025

Computed from the local daily-values archive.

Nearby Gauges

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