Waiahi Str Us Upper Powerhouse, Kauai, HI

USGS Site No: 16057900Waiahi Stream Us Upper Powerhouse, Kauai • Kauai County, HI

Waiahi Str Us Upper Powerhouse, Kauai, HI on the Waiahi Stream Us Upper Powerhouse, Kauai is currently at 26 cfs (Normal — 48th percentile for this date) . Gage height: 3.49 ft.

Reading from

26
CFS Discharge
3.49
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 19
50th (Median) Normal (median) 27 Today: 26 cfs
75th High threshold 46
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.

691 346 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 22
May 27, 2026 25
May 26, 2026 26
May 25, 2026 31
May 24, 2026 37
May 23, 2026 35
May 22, 2026 40
May 21, 2026 68
May 20, 2026 99
May 19, 2026 69
May 18, 2026 299
May 17, 2026 78
May 16, 2026 62
May 15, 2026 33
Apr 20, 2026 20
Apr 19, 2026 21
Apr 18, 2026 22
Apr 17, 2026 23
Apr 16, 2026 25
Apr 15, 2026 27
Apr 14, 2026 30
Apr 13, 2026 37
Apr 12, 2026 41
Apr 11, 2026 66
Apr 10, 2026 294
Apr 9, 2026 640
Apr 8, 2026 22
Apr 7, 2026 53
Apr 6, 2026 23
Apr 5, 2026 18

Station Information

USGS Site No
16057900
State
HI
County
Kauai County
Coordinates
22.0227, -159.4651
Drainage Area
4 mi²
Datum (ft)
815.0
HUC Code
20070000
View on USGS NWIS →

Recent Extremes

Max discharge
833 cfs
Mar 13, 2026
Min discharge
14 cfs
Feb 6, 2026

Computed from the local daily-values archive.