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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For five years, spring 2019 was the mark every Lake Muskoka decision answered to. In April 2026 the lake went two centimeters higher - and the official books have not caught up yet.
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The science of snow water equivalent and why it drives the season ahead.
What the numbers on the measuring stick actually tell you.
Why Central and South Texas rivers go from gravel beds to fifty-year records in an afternoon - including July 2026 on the Nueces.
One percent, every year, forever - unwrapping hydrology's most misunderstood phrase, and how it differs from our own percentiles.
Big East River near Huntsville Water Level
Live river level, flow, historical records and forecast for Big East River near Huntsville in Ontario, ON, Canada, built from official government gauge data.
- Location Ontario, ON, Canada
- Watershed muskoka
- Primary gauge 02EB013 (Water Survey of Canada)
About Big East River near Huntsville
Big East River - a vital artery in Muskoka's vibrant ecosystem.
The Big East River near Huntsville flows through the heart of Ontario's Muskoka region, embodying the interconnectedness of its lakes and streams. This river serves as a key component of the watershed, draining roughly 611 square kilometres and providing a natural pathway for water as it meanders towards larger bodies such as Lake Muskoka and Lake Rosseau. Nestled among popular cottaging and recreational areas, the river plays a significant role in the seasonal activities of the region.
The watershed context
The Big East River is surrounded by a rich array of peers, including Fairy Lake, Go Home Lake, and Kawagama Lake. These waters collectively create a diverse aquatic ecosystem that supports fishing, boating, and seasonal outdoor activities. The Muskoka region is known for its snowmelt-driven seasonal hydrology, with its strongest flow occurring during the spring freshet in late April and into May. As summer approaches, natural drawdown typically occurs, leading to lower water levels from July through September. As temperatures drop and ice forms, an early-winter decline in water levels is also expected, completing the cycle of seasonal change.
Why the data matters here
Today’s reading from the Big East River gauge, managed by Water Survey of Canada, provides insights into current conditions relative to historical trends. By comparing today's measurement to the median for this calendar day over the past 49 years, we can better understand the river's status and behavior. This approach prioritizes context over raw elevation figures, offering essential information for cottagers, anglers, and flood-watchers who rely on accurate data for their activities. Understanding these patterns assists in maintaining the balance of this important waterway and the ecosystem it supports.
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
