Mountain Fork at Smithville, OK

USGS Site No: 07338750 • Mountain Fork • McCurtain County, OK

Mountain Fork at Smithville, OK on the Mountain Fork is currently at 933 cfs (High — 79th percentile for this date) . Gage height: 8.80 ft.

Reading from

Downstream on Mountain Fork ↓
Mountain Fork Near Eagletown, OK
933
CFS Discharge
8.80
Gage Height (ft)
High
Flow Condition
N/A
Flood Status

Historical Percentile Comparison

Today's discharge compared to the long-term record for October 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 5
25th Low threshold 12
50th (Median) Normal (median) 70
75th High threshold 298
95th Very High threshold 3,590 Today: 933 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.

13k 6.4k 0 cfs Apr 7 May 29
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 29, 2026 1,170 —
May 28, 2026 1,790 —
May 27, 2026 558 —
May 26, 2026 591 —
May 25, 2026 991 —
May 24, 2026 1,720 —
May 23, 2026 1,580 —
May 22, 2026 1,290 —
May 21, 2026 1,160 —
May 20, 2026 3,000 —
May 19, 2026 2,630 —
May 18, 2026 60 —
May 17, 2026 69 —
May 16, 2026 79 —
May 15, 2026 92 —
Apr 21, 2026 125 —
Apr 20, 2026 148 —
Apr 19, 2026 173 —
Apr 18, 2026 192 —
Apr 17, 2026 238 —
Apr 16, 2026 188 —
Apr 15, 2026 127 —
Apr 14, 2026 136 —
Apr 13, 2026 148 —
Apr 12, 2026 163 —
Apr 11, 2026 186 —
Apr 10, 2026 215 —
Apr 9, 2026 259 —
Apr 8, 2026 327 —
Apr 7, 2026 438 —

Station Information

USGS Site No
07338750
State
OK
County
McCurtain County
Coordinates
34.4623, -94.6352
Drainage Area
322 mi²
Datum (ft)
665.5
HUC Code
11140108
View on USGS NWIS →

Recent Extremes

Max discharge
5,890 cfs
May 20, 2025
Min discharge
3 cfs
Aug 25, 2025

Computed from the local daily-values archive.

Nearby Gauges

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