St. Paul, MN 55101 · Utility tests 2013–2023
St. Paul’s tap water has 25 contaminants, 14 above health guidelines.
- Water quality score
- 4out of 10Poor
Counts contaminants above an EWG health guideline, weighted by the harm the guideline protects against. 8 and above is good; 5 and above is fair.
- Above a health guideline
- 14of 25 found
- Linked to cancer
- 10above guideline
- In the SGS test program
- 6of 25 found
Contaminants found here that SGS measured the Sans Water Purifier against.
Water data: EWG Tap Water Database, utility test results 2013–2023. Guidelines are EWG health guidelines set by federal or state public-health authorities; legal limits differ.
What’s in the water
Level found: 27.4 ppb
Health guideline: 0.06 ppb
456×Removed by RO
- PFAS
Level found: 0.373 ppt
Health guideline: 0.001 ppt
373×Removed by RO
Level found: 32.2 ppb
Health guideline: 0.15 ppb
214×Removed by RO
Level found: 20.7 ppb
Health guideline: 0.1 ppb
207×Removed by RO
Level found: 6.71 ppb
Health guideline: 0.06 ppb
112×Removed by RO
Level found: 6.95 ppb
Health guideline: 0.1 ppb
69×Removed by RO
Level found: 13.8 ppb
Health guideline: 0.2 ppb
69×Removed by RO
Level found: 24.9 ppb
Health guideline: 0.4 ppb
62×Removed by RO
- PFAS
Level found: 0.062 ppt
Health guideline: 0.006 ppt
10×Removed by RO
Level found: 0.168 ppb
Health guideline: 0.02 ppb
8.4×Tested · 98.6%
10 of 25 contaminants
Tested: measured by SGS on the Sans Water Purifier, the lab’s own figure. Removed by RO: listed by EWG as reduced by reverse osmosis, the purifier’s filter type. Not tested: neither.
Where this report applies
Utilities serving zip 55101. Map data © OpenStreetMap contributors.
What the Sans Water Purifier is tested to reduce
SGS, an ISO/IEC 17025 laboratory, measured the purifier’s reduction of 19 contaminants (Dec 2023 to Mar 2024). These are the worst in St. Paul’s water that were in that program.
- Hexavalent chromium98.6%Maximum measured reduction
- Perfluorooctanoic acid>98.8%Maximum measured reduction
- Nitrate>99.9%Maximum measured reduction
Figures are the laboratory’s own, measured under test conditions. Your tap water differs from the challenge water.