Is SOUTH WATER TREATMENT PLANT (SWTP)'s water safe to drink?
SOUTH WATER TREATMENT PLANT (SWTP) has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. It serves 24,959 people through 225 service connections.
How this compares nationally
SOUTH WATER TREATMENT PLANT (SWTP) has 38 violations on record in total, 1 of them health-based - ranking it 7,548th of 12,903 systems by violation count, the 42th percentile nationally.
How SOUTH WATER TREATMENT PLANT (SWTP) compares within MN
Among the 254 MN systems in this dataset, the average is 0.8 health-based violations - SOUTH WATER TREATMENT PLANT (SWTP)'s 1 is above that. See the lead and copper guide for why lead counts differently.
Most recent violation on record
The last violation EPA has on record for SOUTH WATER TREATMENT PLANT (SWTP) is from 2019-01-01 (health-based: 2004-01-04). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
SOUTH WATER TREATMENT PLANT (SWTP)'s flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
This is what SOUTH WATER TREATMENT PLANT (SWTP) reported to its state primacy agency and EPA under the Safe Drinking Water Act - real regulatory record, not a lab test of your specific tap. Between the utility's meter and SOUTH WATER TREATMENT PLANT (SWTP)'s customers' taps is household plumbing, invisible to a system-level record ranked 7,548th of 12,903 by violation count. The guide to what this data misses covers that gap.