Wailuku River at Piihonua, HI

Wailuku River HI USGS

Wailuku River at Piihonua, HI (16704000) is a real-time streamflow monitoring station on the Wailuku River in HI, operated by the U.S. Geological Survey. Riverbot tracks its streamflow and alerts anglers the moment flow and temperature hit their fishing window. 73 fish species are associated with this station in public fish records.

USGS site number
16704000
Operated by
U.S. Geological Survey
State
HI
Coordinates
19.7121, -155.1508

Live conditions & history

Create a free account to see live flow, temperature, and recent history for this station

Riverbot reads this gauge every 15 minutes and emails you when the river hits the flow and temperature you fish. Sign up free to unlock the live chart and set your window.

Create a free account Log in

7-day weather

Create a free account to see the 7-day weather forecast for this station

Wind, rain, and sky conditions for the week ahead at this gauge's coordinates — sign up free to plan your next trip around it.

Create a free account Log in

Fish recorded near this station

Community observations nearby

Wailuku River At Piihonua, Hi has 73 fish species documented via iNaturalist research-grade observations within 10 km. These community-sourced records indicate fish presence in the vicinity.

Species include: Hawaiian Sergeant Major (Abudefduf abdominalis), Indo-Pacific Sergeant Major (Abudefduf vaigiensis), Wahoo (Acanthocybium solandri), Dusky Surgeonfish (Acanthurus nigrofuscus), Orangeblotch Surgeonfish (Acanthurus olivaceus), and 68 others.

2 species above are flagged non-native or potentially invasive (Guppy, Green Swordtail). Records show what has been observed near this station, not what is native to the watershed.

Where these records come from

Evidence
Community observations nearby
Research-grade community observations (iNaturalist) recorded near this station, not a formal survey.
Records
73 species
from 200 individual records
Observed
Apr 14, 2024 – Aug 17, 2026
200 dated records

Sources