Graber Pond
Dane County, WisconsinView mapDirections
Wisconsin DNR publishes the water-quality measurements for Graber Pond. Here is what has been measured.
- Public access
- Limited data
Graber Pond in Dane County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Phosphorus: 231 µg/L.
Graber Pond is a lake in Dane County, Wisconsin. Limited fish-species data available. Public access is available.
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2024-07-25. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Graber Pond is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Graber Pond
These are the measurements Wisconsin DNR publishes for Graber Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 231 µg/L. TSI 83.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 231µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 83 | Hypereutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Very high nutrients, dense algae, poor clarity
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Fishing Graber Pond
Regulated Pollution Sources Nearby
4 EPA-permitted facilities operate within about 5 miles of Graber Pond under Clean Water Act (NPDES) discharge permits. 2 facilities have a reported Clean Water Act violation in the past three years.
- Wagner Dairy FarmMiddleton · 2.6 mi away · NPDES WI0058751Recent violation
- Dons Mobile Manor WwtfSpringfield · 3.2 mi away · NPDES WI0062316Recent violation
- Springfield Clean Water LlcMiddleton, City Of · 2.5 mi away · NPDES WI0065889
- Ziegler Dairy FarmsSpringfield, Town Of · 2.7 mi away · NPDES WI0065188
Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.
Nearby Lakes in Dane County
Frequently asked questions about Graber Pond
Where is Graber Pond?
- Graber Pond is a lake in Dane County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Graber Pond?
- Graber Pond in Dane County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Phosphorus: 231 µg/L.
Is Graber Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Can I fish at Graber Pond?
- Public access to Graber Pond is listed as yes on the lake record. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
1 measurement from 1 monitoring station, 2024. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Wisconsin Department of Natural Resources
WIDNR_WQX1 sample · 2024
Analytical methods
- Phosphorus by Colorimetry
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
Regulated discharger data from EPA ECHO (ICIS-NPDES)