Water Around

lake

Lake Michigan

Maps, monitoring sites and assessments for this waterbody. Measurements describe individual sites or segments, not conditions across the entire river or lake.

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Lake Michigan water quality

0 linked assessment segments and 3 monitoring sites are available here. We have no official assessment linked to this stretch of water yet. Assessment results apply to the named segments and uses; monitoring samples apply to their collection sites and dates. Neither provides a river-wide swimming or drinking-water verdict.

Inspect water quality assessments and monitoring sites · EPA ATTAINS source

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Environmental monitoring

3 monitoring sites

Gauge availability and water-quality observations describe their own locations and dates—not every point on this waterbody.

LAKE MICHIGAN AT CHICAGO LOCK AT CHICAGO, ILLake, Reservoir, Impoundment · 0 recent observationsView site →
LAKE MICHIGAN NEAR 54TH STREET AT CHICAGO, ILLake, Reservoir, Impoundment · 0 recent observationsView site →
LAKE MICHIGAN AT WATER WORKS AT CHICAGO, ILLake, Reservoir, Impoundment · 0 recent observationsView site →

Water quality assessments

No EPA assessment linked to this location

Each assessment applies to a specific stretch of water and reporting period. It lists the uses assessed, any problems found, and the official status; it does not rate the whole river.

History

Monitoring history near Lake Michigan

Compare changes over time using the dates and units on each chart. Instantaneous readings, daily averages and individual samples remain separate.

monitoring site

Lake Michigan at Milwaukee

310 uS/cm @25CLatest in selected series · Dec 19, 2005
1 observationsirregular sample resolutionDec 19, 2005 to Dec 19, 2005
Method and recent values

Discrete samples grouped only where characteristic, unit, method, and fraction match.

Method version: wqp-compatible-series-v1. No smoothing is applied. Points are discrete samples; no line is drawn between them.

  • Dec 19, 2005310 uS/cm @25C
Water Quality Portal

Documented relationships

Connected water network

LAKE MICHIGAN AT CHICAGO LOCK AT CHICAGO, ILmonitors · direct source name and geometry · high confidenceExplore →LAKE MICHIGAN NEAR 54TH STREET AT CHICAGO, ILmonitors · direct source name and geometry · high confidenceExplore →
Kenoshanearby water · spatial distance · high confidenceNo detail page
Chicagonearby water · spatial distance · high confidenceNo detail page
Green Baynearby water · spatial distance · high confidenceNo detail page
Racinenearby water · spatial distance · high confidenceNo detail page
Lake Michigansame as · manual curated · high confidenceExplore →
Hammondnearby water · spatial distance · high confidenceNo detail page
Milwaukeenearby water · spatial distance · high confidenceNo detail page
Francis Creeknearby water · spatial distance · high confidenceNo detail page
LAKE MICHIGAN AT WATER WORKS AT CHICAGO, ILmonitors · direct source name and geometry · high confidenceExplore →