Hardness
Very Hard
288 PPM · 16.8 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 Camden County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
288 PPM · 16.8 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0019 mg/L
12% of action level
Utility match
6 systems
Serves 3,960 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
288 PPM
Parts per million
288
mg/L as CaCO₃ equivalent
Grains per gallon
16.8
1 GPG ≈ 17.1 PPM
What this means at home
At 288 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
39
Nearest site
9.6 mi
Observation range
Apr 11, 2016–Apr 9, 2026
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: T37N R18W 07ABA1 (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.
Camdenton median
288 PPM
About the same1 indexed ZIP readings · Range 288–288 PPM
Missouri median
236 PPM
52 PPM higher556 indexed ZIP readings · Range 38.3–483 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)
0.0019 mg/L
Reported Dec 31, 2025
Copper (CU90)
1.523 mg/L
Reported Dec 31, 2011
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0.0019
EPA limit 0.015
Measured in mg/L
Local 1.523
EPA limit 1.3
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| LEAD AND COPPER RULE REVISIONS | MO3010130 | Unaddressed | Jul 2, 2025 |
| LEAD AND COPPER RULE REVISIONS | MO3024091 | Resolved | Oct 17, 2024through Apr 16, 2025 |
| Public Notice | MO3190757 | Resolved | Oct 10, 2024through Oct 2, 2024 |
| Revised Total Coliform RuleHealth-based | MO3190757 | Resolved | Aug 1, 2024through Aug 31, 2024 |
| Consumer Confidence Rule | MO3024091 | Resolved | Jul 1, 2024through Sep 5, 2024 |
| Consumer Confidence Rule | MO5031434 | Resolved | Jul 1, 2023through Nov 20, 2023 |
| Revised Total Coliform Rule | MO3024091 | Resolved | Apr 1, 2023through Apr 30, 2023 |
| Consumer Confidence Rule | MO3190757 | Resolved | Jul 1, 2021through Jul 7, 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 Camdenton ZIP 65020 using 288 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
288 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 288 PPM, or 16.8 grains per gallon, classified as very hard. This is not a household tap measurement.
At 288 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.