Hardness
Very Hard
466.5 PPM · 27.3 GPG
Local water dashboard
Official source aggregationWater quality in Clayton, KS 67629
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Norton County.
1 reported benchmark flag
- Primary matched system
- Clayton, City Of
- Source water
- Groundwater
- County
- Norton County
- Profile updated
At a glance
What the current records say
EPA quarter 2026Q2
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0021 mg/L
14% of action level
Utility match
1 system
Serves 46 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
466.5 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
466.5
mg/L as CaCO₃ equivalent
Grains per gallon
27.3
1 GPG ≈ 17.1 PPM
What this means at home
At 466.5 PPM, mineral scale can build up on fixtures and heating elements, reduce soap lather, and leave visible spotting. Hardness is primarily an aesthetic and appliance concern—not itself a tap-water safety rating.
USGS sites used
4
Nearest site
46.6 mi
Observation range
Jul 30, 2018–Apr 10, 2025
Estimate confidence
Low
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 04S 18W 26BDC 02 (Well).USGS source documentation ↗
Regional context
Is 67629 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Clayton median
467 PPM
About the same1 indexed ZIP readings · Range 466.5–466.5 PPM
Kansas median
289 PPM
178 PPM higher540 indexed ZIP readings · Range 72.2–707 PPM
EPA benchmark screen
Contaminant snapshot
Available numerical results from associated SDWIS community water systems, compared with the applicable action level or federal MCL. Federal measured-value coverage is incomplete.
1 pass1 fail
Lead (PB90)
0.0021 mg/L
Reported Dec 31, 2024
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Lead (90th percentile)
Measured in mg/L
Local 0.0021
EPA limit 0.015
Arsenic
Measured in UG/L
Local 10.5
EPA limit 0.01
Share of EPA benchmark
100% line = listed limit
2026Q2
- All records
- 11
- Health-based
- 6
- Active health-based
- 0
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| LEAD AND COPPER RULE REVISIONS | KS2013706 | Unaddressed | Jul 2, 2025 |
| E. COLI | KS2013706 | Resolved | Mar 12, 2025through Apr 29, 2025 |
| Revised Total Coliform Rule | KS2013706 | Resolved | Feb 1, 2023through Feb 28, 2023 |
| Chlorine | KS2013706 | Resolved | Jan 1, 2023through Mar 1, 2023 |
| ArsenicHealth-basedReported 10.5 UG/L · MCL 0.01 | KS2013706 | Resolved | Jul 1, 2022through Sep 30, 2022 |
| ArsenicHealth-basedReported 0.011 MG/L · MCL 0.01 | KS2013706 | Resolved | Jan 1, 2022through Mar 31, 2022 |
| ArsenicHealth-basedReported 0.012 MG/L · MCL 0.01 | KS2013706 | Resolved | Oct 1, 2021through Dec 31, 2021 |
| ArsenicHealth-basedReported 0.014 MG/L · MCL 0.01 | KS2013706 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| ArsenicHealth-basedReported 0.014 MG/L · MCL 0.01 | KS2013706 | Resolved | Apr 1, 2021through Jun 30, 2021 |
| Public Notice | KS2013706 | Resolved | Mar 21, 2021through Apr 16, 2021 |
| ArsenicHealth-basedReported 0.014 MG/L · MCL 0.01 | KS2013706 | Resolved | Jan 1, 2021through Mar 31, 2021 |
No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.
Solutions matcher
Your personalized water action plan
Matched to Clayton ZIP 67629 using 466.5 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
High-Capacity Whole House Water Softener
466.5 PPM is 4× the high-hardness trigger used by this matcher.
Designed to reduce scale on fixtures, water heaters, glassware, and plumbing throughout the home.
Compare whole-house systemsDrinking water protection
Under-Sink Reverse Osmosis System
Arsenic has a measured benchmark flag or active health-based SDWIS record in this profile.
A certified multi-stage RO system targets a broader range of dissolved contaminants at the kitchen tap.
Explore under-sink filtrationAffiliate disclosure: we may earn a commission from qualifying purchases, at no added cost to you. Product matching is educational and does not replace certified water testing.
Frequently asked
Water questions for Clayton
Is tap water safe in Clayton?+
EPA ECHO shows no active health-based violation for the associated systems in this reporting snapshot. This does not prove every contaminant is absent; federal records can lag and household plumbing can change tap conditions.
How hard is the water?+
Nearby USGS observations produce an estimate of 466.5 PPM, or 27.3 grains per gallon, classified as very hard. This is not a household tap measurement.
Do I need a water softener?+
At 466.5 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.