Hardness
Very Hard
295.5 PPM · 17.3 GPG
Local water dashboard
Official source aggregationA source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Sedgwick County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
295.5 PPM · 17.3 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0037 mg/L
25% of action level
Utility match
2 systems
Serves 5,372 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
295.5 PPM
Parts per million
295.5
mg/L as CaCO₃ equivalent
Grains per gallon
17.3
1 GPG ≈ 17.1 PPM
What this means at home
At 295.5 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
110
Nearest site
13.8 mi
Observation range
Mar 29, 2016–Jul 16, 2018
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 25S 02W 22DCDC02 IW-35C DEEP (Well).USGS source documentation ↗
Regional context
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Goddard median
296 PPM
About the same1 indexed ZIP readings · Range 295.5–295.5 PPM
Kansas median
289 PPM
7 PPM higher540 indexed ZIP readings · Range 72.2–707 PPM
EPA benchmark screen
Available numerical results from associated SDWIS community water systems, compared with the applicable action level or federal MCL. Federal measured-value coverage is incomplete.
Lead (PB90)
0.0037 mg/L
Reported Dec 31, 2024
Copper (CU90)
1.63 mg/L
Reported Dec 31, 2013
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0.0037
EPA limit 0.015
Measured in mg/L
Local 1.63
EPA limit 1.3
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Chlorine | KS2017325 | Archived | Aug 1, 2025through Aug 31, 2025 |
| LEAD AND COPPER RULE REVISIONS | KS2017325 | Unaddressed | Jul 2, 2025 |
| Chlorine | KS2017325 | Resolved | May 1, 2025through May 31, 2025 |
| Revised Total Coliform Rule | KS2017325 | Resolved | May 1, 2025through Jun 11, 2025 |
| Revised Total Coliform Rule | KS2017325 | Resolved | Apr 1, 2025through Apr 30, 2025 |
| Chlorine | KS2017325 | Resolved | Apr 1, 2025through Apr 30, 2025 |
| Lead and Copper Rule | KS2017325 | Resolved | Dec 30, 2021through Jul 8, 2022 |
No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.
Solutions matcher
Matched to Goddard ZIP 67052 using 295.5 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
295.5 PPM is 2× 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
Copper (90th percentile) 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
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.
Nearby USGS observations produce an estimate of 295.5 PPM, or 17.3 grains per gallon, classified as very hard. This is not a household tap measurement.
At 295.5 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.