Hardness
Very Hard
707 PPM · 41.3 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 Rush County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
707 PPM · 41.3 GPG
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 144 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
707 PPM
Parts per million
707
mg/L as CaCO₃ equivalent
Grains per gallon
41.3
1 GPG ≈ 17.1 PPM
What this means at home
At 707 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
7
Nearest site
21.6 mi
Observation range
Jul 9, 2018–May 6, 2021
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 15S 18W 26CDDA01 (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.
Rush Center median
707 PPM
About the same1 indexed ZIP readings · Range 707–707 PPM
Kansas median
289 PPM
418 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)
0.0021 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.
Measured in mg/L
Local 0.0021
EPA limit 0.015
Measured in UG/L
Local 61
EPA limit 30
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Combined UraniumHealth-basedReported 61 UG/L · MCL 30 | KS2016506 | Archived | Oct 1, 2025through Dec 31, 2025 |
| Combined UraniumHealth-basedReported 50 UG/L · MCL 30 | KS2016506 | Archived | Jul 1, 2025through Sep 30, 2025 |
| Combined UraniumHealth-basedReported 51 UG/L · MCL 30 | KS2016506 | Archived | Apr 1, 2025through Jun 30, 2025 |
| Combined UraniumHealth-basedReported 55 UG/L · MCL 30 | KS2016506 | Archived | Jan 1, 2025through Mar 31, 2025 |
| Combined UraniumHealth-basedReported 40 UG/L · MCL 30 | KS2016506 | Archived | Oct 1, 2024through Dec 31, 2024 |
| Combined UraniumHealth-basedReported 42 UG/L · MCL 30 | KS2016506 | Archived | Jul 1, 2024through Sep 30, 2024 |
| Combined UraniumHealth-basedReported 45 UG/L · MCL 30 | KS2016506 | Archived | Apr 1, 2024through Jun 30, 2024 |
| Combined UraniumHealth-basedReported 48 UG/L · MCL 30 | KS2016506 | Archived | Jan 1, 2024through Mar 31, 2024 |
| Combined UraniumHealth-basedReported 34 UG/L · MCL 30 | KS2016506 | Archived | Oct 1, 2023through Dec 31, 2023 |
| Combined Uranium | KS2016506 | Archived | Oct 1, 2023through Dec 31, 2023 |
| Combined UraniumHealth-basedReported 34 UG/L · MCL 30 | KS2016506 | Archived | Jul 1, 2023through Sep 30, 2023 |
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 Rush Center ZIP 67575 using 707 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
707 PPM is 6× 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
Combined Uranium 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 707 PPM, or 41.3 grains per gallon, classified as very hard. This is not a household tap measurement.
At 707 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.