Hardness
Soft
58.1 PPM · 3.4 GPG
Local water dashboard
Official source aggregationWater quality in Gibsonton, FL 33534
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Hillsborough County.
1 active health-based violation
- Primary matched system
- Tampa Bay Seawater Desalination Facility
- Source water
- Surface water
- County
- Hillsborough County
- Profile updated
At a glance
What the current records say
EPA quarter 2026Q2
Compliance screen
Review needed
1 active health-based record
Lead 90th percentile
Not reported
Check the utility CCR or tap test
Utility match
1 system
Serves 25 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
58.1 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
58.1
mg/L as CaCO₃ equivalent
Grains per gallon
3.4
1 GPG ≈ 17.1 PPM
What this means at home
At 58.1 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
2
Nearest site
25.8 mi
Observation range
Jun 1, 2016–Aug 12, 2025
Estimate confidence
Low
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: MANATEE RIVER AT SR 64 NEAR MYAKKA HEAD, FL (Stream).USGS source documentation ↗
Regional context
Is 33534 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Gibsonton median
58 PPM
About the same1 indexed ZIP readings · Range 58.1–58.1 PPM
Florida median
280 PPM
222 PPM lower602 indexed ZIP readings · Range 20–374.5 PPM
EPA benchmark screen
Contaminant snapshot
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)
Not available
No numerical 90th-percentile result
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
0 comparable results
Missing values remain blank; absence is not treated as a pass.
No comparable measured values reported
Federal SDWIS data does not contain a numerical result and matching benchmark for this profile. Review the compliance history and the utility's Consumer Confidence Report instead.
2026Q2
- All records
- 6
- Health-based
- 1
- Active health-based
- 1
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Revised Total Coliform Rule | FL6296153 | Archived | Jun 1, 2025through Jun 30, 2025 |
| Nitrate | FL6296153 | Archived | Apr 1, 2025through Jun 30, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | FL6296153 | Unaddressed | Feb 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | FL6296153 | Unaddressed | Feb 1, 2025 |
| Revised Total Coliform Rule | FL6296153 | Archived | Mar 1, 2024through Mar 31, 2024 |
| Nitrate | FL6296153 | Archived | Jan 1, 2024through Mar 31, 2024 |
No reported violation does not prove that every contaminant was tested or absent; SDWIS measured values are incomplete and lag state records.
Solutions matcher
Your personalized water action plan
Matched to Gibsonton ZIP 33534 using 58.1 PPM nearby hardness and 0 reported measurement benchmarks.
Drinking water protection
Under-Sink Reverse Osmosis System
LEAD AND COPPER RULE REVISIONS 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.
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Frequently asked
Water questions for Gibsonton
Is tap water safe in Gibsonton?+
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.
How hard is the water?+
Nearby USGS observations produce an estimate of 58.1 PPM, or 3.4 grains per gallon, classified as soft. This is not a household tap measurement.
Do I need a water softener?+
There is no high-hardness trigger in this profile. Confirm with a tap test before buying equipment.