Story perspectives
Toronto Basin Transformed, But Swimming Still Not Advised
12/10/2025
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Story summary
- Steve Mann, a University of Toronto professor, and his students spent three years transforming Toronto's Peter Street Basin near Lake Ontario from a dirty, unused site into a cleaned basin.
- Mann says the E. coli levels are low enough for safe swimming.
- Toronto Public Health warns the basin is not designated for swimming and lacks regular testing, so they do not recommend swimming.
