Little Mahoning Creek at Mccormick, PA

USGS Site No: 03034500 • Little Mahoning Creek • Indiana County, PA

Little Mahoning Creek at Mccormick, PA on the Little Mahoning Creek is currently at 148 cfs (High — 80th percentile for this date) . Gage height: 2.80 ft.

Reading from

148
CFS Discharge
2.80
Gage Height (ft)
High
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 27 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
25th Low threshold 17
50th (Median) Normal (median) 34
75th High threshold 88
95th Very High threshold 322 Today: 148 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.

1.3k 643 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 217 —
May 27, 2026 296 —
May 26, 2026 405 —
May 25, 2026 649 —
May 24, 2026 308 —
May 23, 2026 263 —
May 22, 2026 100 —
May 21, 2026 167 —
May 20, 2026 78 —
May 19, 2026 87 —
May 18, 2026 101 —
May 17, 2026 119 —
May 16, 2026 136 —
May 15, 2026 166 —
Apr 21, 2026 161 —
Apr 20, 2026 202 —
Apr 19, 2026 276 —
Apr 18, 2026 113 —
Apr 17, 2026 129 —
Apr 16, 2026 105 —
Apr 15, 2026 126 —
Apr 14, 2026 117 —
Apr 13, 2026 124 —
Apr 12, 2026 145 —
Apr 11, 2026 193 —
Apr 10, 2026 186 —
Apr 9, 2026 229 —
Apr 8, 2026 293 —
Apr 7, 2026 384 —
Apr 6, 2026 518 —

Station Information

USGS Site No
03034500
State
PA
County
Indiana County
Coordinates
40.8362, -79.1100
Drainage Area
87 mi²
Datum (ft)
1,163.9
HUC Code
05010006
View on USGS NWIS →

Recent Extremes

Max discharge
1,160 cfs
Feb 20, 2026
Min discharge
4 cfs
Sep 20, 2025

Computed from the local daily-values archive.

Nearby Gauges

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