City water profile
Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Centerville, Tennessee.
Median indexed hardness
46PPM
2 indexed ZIPs
Range 45.4–47.2 PPM
City summary
Centerville has 2 published ZIP profiles across Hickman County. The indexed median is 46 PPM, compared with 50 PPM across Tennessee.
Among the 222 Tennesseecities with an indexed median, Centerville ranks #111from highest to lowest. Across all 323 state ZIP profiles, available estimates run from 4.5to 247 PPM.
The 45.4–47.2 PPM range shows how much the available ZIP estimates vary within the city label.
Hardness distribution
2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.
Evidence quality
Confidence labels
Observation window: Jun 4, 2019 to Mar 24, 2025.
ZIP directory
Open a ZIP for site-level provenance and measurements.
Public water systems
PWSID TN0000103
The system names this served city; Census place overlap links the city to this ZCTA.
Compliance history
No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.
| Record | System | Period | Status |
|---|---|---|---|
| TTHM | TN0000103 | Jan 1, 2024 | Resolved |
| Total Haloacetic Acids (HAA5) | TN0000103 | Jan 1, 2024 | Resolved |
| CARBON, TOTAL | TN0000103 | Jan 1, 2021 | Resolved |
| Interim Enhanced Surface Water Treatment Rule | TN0000103 | Aug 1, 2009 | Unaddressed |
Practical next steps
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Questions people ask
The indexed city median is 46 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.
Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.
Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.