Zip 78401 · Corpus Christi, TX · 1 water systems · EWG data 2013–2023
Corpus Christi’s tap water has 33 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 33 found
- Linked to cancer
- 10above guideline
- In the SGS test programme
- 6of 33 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
Worst first. Contaminants Sans has no evidence for come last unless they are above their guideline. Levels are utility averages reported to EWG.
Level found: 34.6 ppb
Health guideline: 0.06 ppb
576×Removed by RO
Level found: 8.24 ppb
Health guideline: 0.02 ppb
412×Removed by RO
Level found: 8.54 ppb
Health guideline: 0.03 ppb
285×Removed by RO
Level found: 38.8 ppb
Health guideline: 0.15 ppb
259×Removed by RO
Level found: 17.7 ppb
Health guideline: 0.1 ppb
177×Removed by RO
Level found: 10.3 ppb
Health guideline: 0.06 ppb
172×Removed by RO
Level found: 12.6 ppb
Health guideline: 0.1 ppb
126×Removed by RO
Level found: 7.22 ppb
Health guideline: 0.2 ppb
36×Removed by RO
Level found: 10.4 ppb
Health guideline: 0.5 ppb
21×Removed by RO
Level found: 1.52 ppb
Health guideline: 0.1 ppb
15×Removed by RO
10 of 33 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 78401. 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 Corpus Christi’s water that were in that programme.
- Nitrate>99.9%Maximum measured reduction
- Hexavalent chromium98.6%Maximum measured reduction
- Chlorate>99.8%Maximum measured reduction
Figures are the laboratory’s own, measured under test conditions. Your tap water differs from the challenge water.