Pine Island Bayou near Sour Lake, TX

USGS Site No: 08041700Pine Island Bayou • Jefferson County, TX

Pine Island Bayou near Sour Lake, TX on the Pine Island Bayou is currently at 465 cfs (High — 76th percentile for this date) . Gage height: 18.81 ft.

Reading from

465
CFS Discharge
18.81
Gage Height (ft)
High
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 18
25th Low threshold 22
50th (Median) Normal (median) 41
75th High threshold 212
95th Very High threshold 4,120 Today: 465 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.

5.3k 2.6k 0 cfs Apr 5 May 28
10th–95th historical Day-of-year median Recent discharge

30-Day Flow History

Date Discharge (CFS) Gage Ht (ft)
May 28, 2026 427 18.47
May 27, 2026 325 17.42
May 26, 2026 311 17.27
May 25, 2026 243 16.47
May 24, 2026 154 15.22
May 23, 2026 53 13.32
May 22, 2026 57 13.41
May 21, 2026 58 13.44
May 20, 2026 32 12.71
May 19, 2026 21 12.40
May 18, 2026 29 12.64
May 17, 2026 38 12.92
May 16, 2026 53 13.31
May 15, 2026 78 13.88
Apr 20, 2026 74 13.80
Apr 19, 2026 51 13.25
Apr 18, 2026 9 11.86
Apr 17, 2026 8 11.82
Apr 16, 2026 6 11.71
Apr 15, 2026 4 11.51
Apr 14, 2026 3 11.47
Apr 13, 2026 3 11.46
Apr 12, 2026 3 11.45
Apr 11, 2026 3 11.45
Apr 10, 2026 3 11.48
Apr 9, 2026 4 11.54
Apr 8, 2026 5 11.61
Apr 7, 2026 7 11.77
Apr 6, 2026 5 11.62
Apr 5, 2026 4 11.49

Station Information

USGS Site No
08041700
State
TX
Coordinates
30.1060, -94.3346
Drainage Area
336 mi²
Datum (ft)
-1.5
HUC Code
12020007
View on USGS NWIS →

Flood Stage Thresholds

Action Stage
22.0 ft
Flood Stage
25.0 ft
Moderate Flood
29.0 ft
Major Flood
32.0 ft

Currently 6.19 ft below flood stage.

Recent Extremes

Max discharge
1,390 cfs
Jun 18, 2025
Min discharge
1 cfs
Nov 11, 2025
Days at flood stage
0

Computed from the local daily-values archive.

Nearby Gauges