Hardness
Very Hard
360 PPM · 21.1 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 Seminole County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
360 PPM · 21.1 GPG
Compliance screen
Review needed
1 active health-based record
Lead 90th percentile
4.0e-4 mg/L
3% of action level
Utility match
3 systems
Serves 976 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
360 PPM
Parts per million
360
mg/L as CaCO₃ equivalent
Grains per gallon
21.1
1 GPG ≈ 17.1 PPM
What this means at home
At 360 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
69
Nearest site
14.1 mi
Observation range
May 9, 2016–May 27, 2026
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: BITHLO 2 WELL AT BITHLO, FL (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.
Geneva median
360 PPM
About the same1 indexed ZIP readings · Range 360–360 PPM
Florida median
280 PPM
80 PPM higher602 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)
4.0e-4 mg/L
Reported Dec 1, 2025
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
3 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 4.0e-4
EPA limit 0.015
Measured in UG/L
Local 61.75
EPA limit 0.06
Measured in UG/L
Local 81.75
EPA limit 0.08
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Consumer Confidence Rule | FL3590865 | Unaddressed | Jul 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | FL3594050 | Unaddressed | Feb 1, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | FL3594050 | Unaddressed | Feb 1, 2025 |
| Lead and Copper Rule | FL3590698 | Unaddressed | Jan 1, 2025 |
| Consumer Confidence Rule | FL3590865 | Unaddressed | Jul 1, 2024 |
| Total Haloacetic Acids (HAA5)Health-basedReported 61.75 UG/L · MCL 0.06 | FL3590698 | Archived | Jul 1, 2024through Sep 30, 2024 |
| Total Haloacetic Acids (HAA5)Health-basedReported 60.825 UG/L · MCL 0.06 | FL3590698 | Resolved | Jan 1, 2024through Feb 4, 2024 |
| Total Haloacetic Acids (HAA5)Health-basedReported 61.525 UG/L · MCL 0.06 | FL3590698 | Resolved | Oct 1, 2023through Dec 31, 2023 |
| Public Notice | FL3590698 | Unaddressed | Jul 30, 2023 |
| Total Haloacetic Acids (HAA5)Health-basedReported 74.675 UG/L · MCL 0.06 | FL3590698 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| TTHMHealth-basedReported 81.75 UG/L · MCL 0.08 | FL3590698 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| Total Haloacetic Acids (HAA5)Health-basedReported 74.725 UG/L · MCL 0.06 | FL3590698 | Resolved | Apr 1, 2023through Jun 30, 2023 |
| TTHMHealth-basedReported 80.55 UG/L · MCL 0.08 | FL3590698 | Resolved | Apr 1, 2023through Jun 30, 2023 |
| Total Haloacetic Acids (HAA5)Health-basedReported 62.65 UG/L · MCL 0.06 | FL3590698 | Resolved | Jul 1, 2022through Sep 30, 2022 |
| TTHMHealth-basedReported 86.35 UG/L · MCL 0.08 | FL3590698 | Resolved | Jul 1, 2022through Sep 30, 2022 |
| Total Haloacetic Acids (HAA5) | FL3590698 | Resolved | Jan 1, 2022through Mar 31, 2022 |
| TTHM | FL3590698 | Resolved | Jan 1, 2022through Mar 31, 2022 |
| TTHMHealth-basedReported 98.375 UG/L · MCL 0.08 | FL3590865 | Archived | Oct 1, 2021through Dec 31, 2021 |
| TTHMHealth-basedReported 121.7667 UG/L · MCL 0.08 | FL3590865 | Archived | Jul 1, 2021through Sep 30, 2021 |
| TTHMHealth-basedReported 126.5333 UG/L · MCL 0.08 | FL3590865 | Archived | Apr 1, 2021through Jun 30, 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
Matched to Geneva ZIP 32732 using 360 PPM nearby hardness and 3 reported measurement benchmarks.
Scale protection
360 PPM is 3× 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
Total Haloacetic Acids (HAA5), TTHM, LEAD AND COPPER RULE REVISIONS have 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 reports 1 active health-based violation among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
Nearby USGS observations produce an estimate of 360 PPM, or 21.1 grains per gallon, classified as very hard. This is not a household tap measurement.
At 360 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.