Brushy Creek Beach Lake
Webster County, IowaView mapDirections
No nutrient or algae sampling on record from Iowa DNR for this lake.
- Limited data
Brushy Creek Beach Lake in Webster County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported.
Brushy Creek Beach Lake is a lake in Webster County, Iowa. Overall water quality is declining over recent sampling years.
Source: EPA Water Quality Portal sampling records, Iowa DNR, last sampled 2024-08-27. Methodology: how these readings are compared.
Swimming conditions
No readingBacteria tested: exceedances
Based on E. coli testing, Brushy Creek Beach Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 10.5% of 105 samples across 7 seasons.
This is a historical summary of past testing, not a current condition — bacteria levels change quickly, especially after rain. Always check Iowa’s current beach and health-department advisories before swimming.
Whether Brushy Creek Beach Lake is safe to swim in today is a call for the Iowa Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Brushy Creek Beach Lake
These are the measurements Iowa DNR publishes for Brushy Creek Beach Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
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Stays near Brushy Creek Beach Lake
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Fishing Brushy Creek Beach Lake
Water Quality Trend: Worsening
Based on 5 years of monitoring (2020–2024).
Water clarity
Worsening5 years
Phosphorus
Worsening+1.95 µg/L/yr4 years
Chlorophyll-a
Worsening+8.13 µg/L/yr5 years
Nearby Lakes in Webster County
Frequently asked questions about Brushy Creek Beach Lake
Where is Brushy Creek Beach Lake?
- Brushy Creek Beach Lake is a lake in Webster County, Iowa. Its water-quality measurements are published by Iowa DNR and shown on this page as reported.
What is the water quality of Brushy Creek Beach Lake?
- Brushy Creek Beach Lake in Webster County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported.
Is Brushy Creek Beach Lake safe to swim in?
- Based on E. coli testing, Brushy Creek Beach Lake frequently exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 10.5% of 105 samples across 7 seasons. That is a historical summary of past bacteria testing, not a current reading and not a swimming clearance. Bacteria levels can spike quickly after heavy rain, so whether Brushy Creek Beach Lake is safe to swim in today is a call for Iowa's water agency and the county health department; check their current beach advisories before you swim.
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Where this data comes from
45 measurements from 1 monitoring station, 2021–2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Iowa DNR Surface Water Monitoring Data
21IOWA_WQX45 samples · 2021–2024
Analytical methods
- 2130 B ~ Nephelometric Method
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.