Triboji Beach Lake
Dickinson County, IowaView mapDirections
No nutrient or algae sampling on record from Iowa DNR for this lake.
- Limited data
Triboji Beach Lake in Dickinson County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported.
Triboji Beach Lake is a lake in Dickinson County, Iowa. Overall water quality is declining over recent sampling years. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, Iowa DNR, last sampled 2024-08-28. Methodology: how these readings are compared.
What Triboji Beach Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingBacteria tested: low
Based on E. coli testing, Triboji Beach Lake rarely exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 2% of 101 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 Triboji 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 Triboji Beach Lake
These are the measurements Iowa DNR publishes for Triboji 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.
Ask about Triboji Beach Lake
Answers come straight from the public measurements and survey records on this page.
Recreation & Access
- South Lagoon StreetSemi-private
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Triboji Beach Lake
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Top-rated places to stay near Triboji Beach Lake
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Fishing Triboji Beach Lake
Water Quality Trend: Worsening
Based on 4 years of monitoring (2021–2024).
Water clarity
Stable4 years
Phosphorus
Worsening+1.85 µg/L/yr4 years
Chlorophyll-a
Worsening+0.22 µg/L/yr4 years
Nearby Lakes in Dickinson County
Frequently asked questions about Triboji Beach Lake
Where is Triboji Beach Lake?
- Triboji Beach Lake is a lake in Dickinson County, Iowa. Its water-quality measurements are published by Iowa DNR and shown on this page as reported.
What is the water quality of Triboji Beach Lake?
- Triboji Beach Lake in Dickinson County, Iowa has water-quality measurements published by Iowa DNR, shown here as reported.
Is Triboji Beach Lake safe to swim in?
- Based on E. coli testing, Triboji Beach Lake rarely exceeded the EPA safe-swimming threshold (235 MPN/100mL) — on 2% of 101 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 Triboji 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.
Are there boat ramps on Triboji Beach Lake?
- Triboji Beach Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include South Lagoon Street.
Can I fish at Triboji Beach Lake?
- Triboji Beach Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Iowa's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
40 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_WQX40 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.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory