Waiahi Str Us Upper Powerhouse, Kauai, HI

USGS Site No: 16057900 • Waiahi 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 — 62th 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 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 0
25th Low threshold 18
50th (Median) Normal (median) 21
75th High threshold 32 Today: 26 cfs
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.

Nearby Gauges

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