Hardness
Hard
153 PPM · 8.9 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 Jefferson County.
At a glance
EPA quarter 2026Q2
Hardness
Hard
153 PPM · 8.9 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0017 mg/L
11% of action level
Utility match
2 systems
Serves 2,649 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
153 PPM
Parts per million
153
mg/L as CaCO₃ equivalent
Grains per gallon
8.9
1 GPG ≈ 17.1 PPM
What this means at home
At 153 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
37
Nearest site
24.2 mi
Observation range
Jan 25, 2021–Mar 25, 2026
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 14E013 (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.
Lloyd median
153 PPM
About the same1 indexed ZIP readings · Range 153–153 PPM
Florida median
280 PPM
127 PPM lower602 indexed ZIP readings · Range 20–374.5 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)
0.0017 mg/L
Reported Dec 1, 2024
Copper (CU90)
1.41 mg/L
Reported Dec 1, 2006
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0.0017
EPA limit 0.015
Measured in mg/L
Local 1.41
EPA limit 1.3
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| E. COLI | FL1330748 | Resolved | Feb 1, 2025through Feb 28, 2025 |
| Revised Total Coliform Rule | FL1330748 | Resolved | Feb 1, 2025through Feb 28, 2025 |
| Revised Total Coliform Rule | FL1330754 | Resolved | Feb 1, 2025through Feb 28, 2025 |
| E. COLI | FL1330754 | Resolved | Feb 1, 2025through Feb 28, 2025 |
| Lead and Copper Rule | FL1330748 | Unaddressed | Jan 1, 2022 |
| Lead and Copper Rule | FL1330754 | Unaddressed | Jan 1, 2022 |
| Total Haloacetic Acids (HAA5) | FL1330748 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| TTHM | FL1330748 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| TTHM | FL1330754 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| Total Haloacetic Acids (HAA5) | FL1330754 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| Lead and Copper Rule | FL1330748 | Unaddressed | Jan 1, 2019 |
| Lead and Copper Rule | FL1330754 | Unaddressed | Jan 1, 2019 |
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 Lloyd ZIP 32337 using 153 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
153 PPM is 1× 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 153 PPM, or 8.9 grains per gallon, classified as hard. This is not a household tap measurement.
At 153 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.