Hardness
Soft
27.7 PPM · 1.6 GPG
Local water dashboard
Official source aggregationWater quality in Auburn, GA 30011
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Barrow County.
3 reported benchmark flags
- Primary matched system
- Auburn
- Source water
- Surface water
- County
- Barrow County
- Profile updated
At a glance
What the current records say
EPA quarter 2026Q2
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 10,060 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
27.7 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
27.7
mg/L as CaCO₃ equivalent
Grains per gallon
1.6
1 GPG ≈ 17.1 PPM
What this means at home
At 27.7 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
24
Nearest site
17.2 mi
Observation range
Jan 5, 2016–Jun 3, 2026
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: FLAT CREEK AT MCEVER ROAD, NEAR GAINESVILLE, GA (Stream).USGS source documentation ↗
Regional context
Is 30011 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Auburn median
28 PPM
About the same1 indexed ZIP readings · Range 27.7–27.7 PPM
Georgia median
40 PPM
12 PPM lower469 indexed ZIP readings · Range 3–207 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.
1 pass3 fail
Lead (PB90)
0 mg/L
Reported Dec 31, 2022
Copper (CU90)
1.6 mg/L
Reported Dec 31, 1992
Numerical coverage
4 comparable results
Missing values remain blank; absence is not treated as a pass.
Lead (90th percentile)
Measured in mg/L
Local 0
EPA limit 0.015
Copper (90th percentile)
Measured in mg/L
Local 1.6
EPA limit 1.3
TTHM
Measured in MG/L
Local 0.088
EPA limit 0.08
Total Haloacetic Acids (HAA5)
Measured in MG/L
Local 0.061
EPA limit 0.06
Share of EPA benchmark
100% line = listed limit
2026Q2
- All records
- 7
- Health-based
- 4
- Active health-based
- 0
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Lead and Copper Rule | GA0130000 | Unaddressed | Oct 1, 2025 |
| Consumer Confidence Rule | GA0130000 | Resolved | Jul 1, 2025through Jul 28, 2025 |
| Consumer Confidence Rule | GA0130000 | Resolved | Jul 1, 2024through Aug 6, 2024 |
| TTHMHealth-basedReported 0.088 MG/L · MCL 0.08 | GA0130000 | Resolved | Jan 1, 2023through Mar 31, 2023 |
| TTHMHealth-basedReported 0.089 MG/L · MCL 0.08 | GA0130000 | Resolved | Oct 1, 2022through Dec 31, 2022 |
| TTHMHealth-basedReported 0.094 MG/L · MCL 0.08 | GA0130000 | Resolved | Jul 1, 2022through Sep 30, 2022 |
| Total Haloacetic Acids (HAA5)Health-basedReported 0.061 MG/L · MCL 0.06 | GA0130000 | Resolved | Jan 1, 2021through Mar 31, 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
Your personalized water action plan
Matched to Auburn ZIP 30011 using 27.7 PPM nearby hardness and 4 reported measurement benchmarks.
Drinking water protection
Under-Sink Reverse Osmosis System
Copper (90th percentile), TTHM, Total Haloacetic Acids (HAA5) 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
Water questions for Auburn
Is tap water safe in Auburn?+
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.
How hard is the water?+
Nearby USGS observations produce an estimate of 27.7 PPM, or 1.6 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.