Green River Above South 277th St at Kent, WA

USGS Site No: 12113150Green River • King County, WA

Green River Above South 277th St at Kent, WA on the Green River is currently at 642 cfs (Normal — 37th percentile for this date) . Gage height: 38.02 ft.

Reading from

642
CFS Discharge
38.02
Gage Height (ft)
Normal
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 0
25th Low threshold 376
50th (Median) Normal (median) 937 Today: 642 cfs
75th High threshold 2,330
95th Very High threshold 0

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 961 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 638 38.01
May 28, 2026 633 38.00
May 27, 2026 694 38.13
May 26, 2026 775 38.31
May 25, 2026 772 38.30
May 24, 2026 774 38.30
May 23, 2026 793 38.34
May 22, 2026 862 38.49
May 21, 2026 906 38.56
May 20, 2026 1,170 39.00
May 19, 2026 1,190 39.04
May 18, 2026 1,220 39.09
May 17, 2026 1,170 39.01
May 16, 2026 1,030 38.77
May 15, 2026 950 38.64
Apr 21, 2026 1,330 39.27
Apr 20, 2026 1,300 39.22
Apr 19, 2026 1,330 39.27
Apr 18, 2026 1,390 39.37
Apr 17, 2026 1,570 39.64
Apr 16, 2026 1,600 39.69
Apr 15, 2026 1,560 39.64
Apr 14, 2026 1,330 39.27
Apr 13, 2026 1,340 39.28
Apr 12, 2026 1,450 39.46
Apr 11, 2026 1,520 39.57
Apr 10, 2026 1,580 39.67
Apr 9, 2026 1,620 39.72
Apr 8, 2026 1,750 39.93
Apr 7, 2026 1,780 39.97

Station Information

USGS Site No
12113150
State
WA
County
King County
Coordinates
47.3534, -122.2085
Datum (ft)
0.0
HUC Code
17110013
View on USGS NWIS →

Recent Extremes

Max discharge
9,250 cfs
Dec 18, 2025
Min discharge
223 cfs
Aug 11, 2025

Computed from the local daily-values archive.

Nearby Gauges