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Nibi Metrics

Real-time water levels, forecasts, and alerts for lakes and rivers across Canada and the US. Built on official government data.

Nibi Metrics turns raw gauge readings from official hydrometric networks into something a person standing on a dock can actually use: is the water high or low for today, which way is it moving, and how unusual is this? This page explains where every number on the platform comes from and what we do to it along the way.

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How snowpack becomes summer water

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Flash Flood Alley: how Texas rivers rise in hours

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What a "100-year flood" actually means

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Upper Nuka R near Park Boundary near Homer AK Water Level

Live river level, flow, historical records and forecast for Upper Nuka R near Park Boundary near Homer AK in AK, United States, built from official government gauge data.

About Upper Nuka R near Park Boundary near Homer AK

Upper Nuka River - a wild waterway near Homer, Alaska.

The Upper Nuka River flows close to the boundary of the park, painting a picture of wilderness in the heart of Alaska. Nestled in the Resurrection River-Frontal Resurrection Bay watershed, this river interacts with the rich surrounding landscapes, including its peers, Grouse Creek and Lowell Creek, both near Seward. This area is characterized by subarctic hydrology, where seasonal shifts influence water levels dramatically.

The watershed context

Often, the annual cycle of water in subarctic regions like Alaska sees spring breakup and snowmelt trigger floods, with river levels rising sharply. Ice jams can occur during this transition, presenting their own challenges. The Upper Nuka River is part of a broader hydrological system that reflects these patterns. During summer, glacier-fed rivers typically peak in mid-to-late summer due to melting, while during the winter months, low flows are common as the water remains under a solid layer of ice.

The Upper Nuka is a significant contributor to the larger ecosystem of Resurrection Bay, playing a role in supporting local fish populations and the wildlife that depend on them. As the river flows near park boundaries, it offers a glimpse of the raw, untouched environment that characterizes this area of Alaska.

Why the data matters here

Understanding the water levels at the Upper Nuka River is essential for sustainable management of this vital natural resource. Today’s reading is measured against the median for this calendar day over more than 42 years of records maintained by the U.S. Geological Survey (USGS). This comparison provides context that raw elevation numbers alone cannot offer, giving insight into whether the current water level is typical, elevated, or deficient for this time of year. Additionally, tracking these changes helps inform conservation efforts and recreational activities in the area.

How this page is built

Readings come from official government gauges and are rolled into daily records: the daily mean, high and low for every day on record. Each calendar day gets its own baseline from the full history, so the level you see is compared against what this specific date usually looks like rather than an annual average.

How Nibi Metrics works · Water stories