Calamity
HighRiver FloodsCalamity Score: 27

River Floods in United States

KauaiUnited StatesUSGS Water Services

Right now

The most recent data we hold from USGS Water Services arrived 52 minutes ago, and this point is in it.

One other detection within 20 km in the last 24 hours, 23 km from here.

Reported by USGS Water Services today.

It is one of only 3 we have recorded within 20 km of this point since 17 August 2026. The last comparable one was on 17 August 2026.

What the source measured

USGS Water Services reported: Flood Impact Statement from National Weather Service (APRFC) NWS ID: HRBH1 "Kuhio Highway inundated. Flooding starts at the \"bamboo patch\" within 15 minutes of hitting 7.3 ft, then increasingly covers the highway toward the Hanalei Bridge to the east and Hanalei town to the west." | Gage height...

Nearby, since 17 August 2026

How we know

One source: USGS Water Services. Not yet confirmed by a second, independent source.

Our own score for this event is 27 out of 100, at 49 % confidence.

The score is ours, computed from intensity, exposed population and local history — not the source’s.

Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.

Event Data

TypeRiver Floods
SeverityHigh
Calamity Score (ours)27 / 100
Our confidence49%
Coordinates22.2107, -159.4769
Nearest CitySchofield Barracks (165 km)
Impact Tierminor
Timestamp2026-09-07T21:57:31.563Z
Sourcehttps://waterdata.usgs.gov/monitoring-location/16104200/

Score Breakdown

60
intensity
0
population
0
cascading
30
historical

Technical Details

SiteNo16104200
StationNameHanalei Riv at Hwy 56 Bridge nr Hanalei, Kauai, HI
FloodCategorymoderate_flooding
GageHeight9.68
RpElevation7.3
RpNameROAD
StateCodeHI

Safety Information

During flooding: never walk, swim, or drive through floodwaters. Six inches of moving water can knock you down, and one foot of water can sweep away a vehicle. Move to higher ground if waters rise. After flooding, avoid contact with floodwater which may contain sewage, chemicals, or debris. Follow local emergency service guidance.

Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.

This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.

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Calamity.live data shows a river flood event with CalamityScore 27/100 (United States), based on data from nwis. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.