Hardness
Hard
145 PPM · 8.5 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 Tattnall County.
At a glance
EPA quarter 2026Q2
Hardness
Hard
145 PPM · 8.5 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0 mg/L
0% of action level
Utility match
1 system
Serves 2,594 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
145 PPM
Parts per million
145
mg/L as CaCO₃ equivalent
Grains per gallon
8.5
1 GPG ≈ 17.1 PPM
What this means at home
At 145 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
15.6 mi
Observation range
Dec 6, 2016–Nov 21, 2024
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 29N003 (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.
Reidsville median
145 PPM
About the same1 indexed ZIP readings · Range 145–145 PPM
Georgia median
40 PPM
105 PPM higher469 indexed ZIP readings · Range 3–207 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 mg/L
Reported Dec 31, 2025
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
1 comparable result
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0
EPA limit 0.015
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Consumer Confidence Rule | GA2670004 | Unaddressed | Oct 1, 2025 |
| Consumer Confidence Rule | GA2670004 | Unaddressed | Jul 1, 2025 |
| LEAD AND COPPER RULE REVISIONS | GA2670004 | Resolved | Oct 17, 2024through Mar 28, 2025 |
| Consumer Confidence Rule | GA2670004 | Resolved | Jul 1, 2024through Aug 14, 2024 |
| Revised Total Coliform Rule | GA2670004 | Resolved | Nov 1, 2023through Nov 30, 2023 |
| Consumer Confidence Rule | GA2670004 | Resolved | Oct 1, 2023through Aug 28, 2024 |
| Consumer Confidence Rule | GA2670004 | Resolved | Jul 1, 2023through Aug 28, 2024 |
| Public Notice | GA2670004 | Unaddressed | Feb 2, 2023 |
| Consumer Confidence Rule | GA2670004 | Resolved | Oct 1, 2022through Aug 28, 2024 |
| Consumer Confidence Rule | GA2670004 | Resolved | Jul 1, 2022through Aug 28, 2024 |
| Revised Total Coliform Rule | GA2670004 | Resolved | Dec 1, 2021through Dec 31, 2021 |
| Consumer Confidence Rule | GA2670004 | Resolved | Jul 1, 2021through Aug 28, 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
Matched to Reidsville ZIP 30453 using 145 PPM nearby hardness and 1 reported measurement benchmarks.
Scale protection
145 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 systemsAffiliate 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 145 PPM, or 8.5 grains per gallon, classified as hard. This is not a household tap measurement.
At 145 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.