Waroona Dam
Waroona Dam in WA, Australia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.8 m visibility. Chlorophyll-a (algae): 0.9 µg/L.
- Clarity
- 1.8 m
Why Waroona Dam has no A–F grade
Waroona Dam in Australia is published with the authority's own measurements, not a LakeQuality letter. official authority class; not a LakeQuality A–F letter Sampling here has recorded water clarity and algae (chlorophyll-a), but not phosphorus.
A letter on the LakeQuality scale would be an invention, not an official class. Everything below that has been measured is still reported on this page.
Monitoring: CSIRO (Commonwealth Scientific and Industrial Research Organisation).
Waroona Dam is a lake in WA County, Australia.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2021-08-19. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not ratedLimited data
Not rated for swimming — there is not enough monitoring data to judge this lake
Water quality measurements for Waroona Dam
These readings exist but do not meet the evidence bar for an A–F grade — see why.
Murky, only visible to about 5.8 ft. Chlorophyll-a: 0.9 µg/L. Trophic State Index: 40.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 1.78 m | Not graded |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | 0.9 µg/L | Not graded |
| Trophic State Index (TSI) | 40 | Mesotrophic |
Moderate nutrients, good water quality
Where to stay near Waroona Dam
Compare lakeside cabins, hotels, and vacation rentals near Waroona Dam in WA, Australia — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Waroona Dam
Frequently asked questions about Waroona Dam
What is the water quality of Waroona Dam?
- Waroona Dam in WA, Australia has official water-quality measurements, not a LakeQuality A–F grade. Water clarity: 1.8 m visibility. Chlorophyll-a (algae): 0.9 µg/L.
Is Waroona Dam safe to swim in?
- Waroona Dam has official nutrient and clarity measurements, not a bacteria swim class and not a safety clearance. Algal blooms, currents, and depth are not covered. Always check local notices before swimming.
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Where this data comes from
12 measurements from 3 monitoring stations, 2021. Retrieved from CSIRO inland waters bio-optical sampling (not the EPA Water Quality Portal) on 2026-08-16.
Collected and reported by
- CSIRO
csiro-inland-biooptical12 samples · 2021
Analytical methods
- CSIRO inland waters bio-optical (surface HPLC chlorophyll-a, Secchi)
Monitoring station identifiers (3)
WAR_01WAR_02WAR_03
Authority classifications are stored separately from LakeQuality A–F letters and are never blended. See methodology and data sources.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2021-08-19
Monitoring stations: 3