Hardness
Very Hard
346 PPM · 20.2 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 Carbon County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
346 PPM · 20.2 GPG
Compliance screen
Review needed
1 active health-based record
Lead 90th percentile
0 mg/L
0% of action level
Utility match
2 systems
Serves 1,720 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
346 PPM
Parts per million
346
mg/L as CaCO₃ equivalent
Grains per gallon
20.2
1 GPG ≈ 17.1 PPM
What this means at home
At 346 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
9
Nearest site
44.2 mi
Observation range
Sep 13, 2016–Feb 29, 2024
Estimate confidence
Low
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: NB00908504DD (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.
Saratoga median
346 PPM
About the same1 indexed ZIP readings · Range 346–346 PPM
Wyoming median
235 PPM
111 PPM higher93 indexed ZIP readings · Range 3.2–1905 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 |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | WY5601741 | Archived | Jan 1, 2025through Dec 31, 2025 |
| TTHM | WY5601741 | Archived | Jan 1, 2025through Dec 31, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | WY5601741 | Unaddressed | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | WY5601741 | Unaddressed | Oct 17, 2024 |
| Lead and Copper Rule | WY5601741 | Resolved | Sep 29, 2024through Oct 29, 2024 |
| Revised Total Coliform Rule | WY5601741 | Resolved | Mar 1, 2024through Mar 31, 2024 |
| Total Haloacetic Acids (HAA5) | WY5601741 | Archived | Jan 1, 2024through Dec 31, 2024 |
| TTHM | WY5601741 | Archived | Jan 1, 2024through Dec 31, 2024 |
| Glyphosate | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Methoxychlor | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Selenium | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| o-Dichlorobenzene | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Diquat | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Endothall | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| CHLOROBENZENE | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Total Polychlorinated Biphenyls (PCB) | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| 2,4,5-TP | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| p-Dichlorobenzene | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Chlordane | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
| BHC-GAMMA | WY5600061 | Archived | Jan 1, 2023through Dec 31, 2025 |
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 Saratoga ZIP 82331 using 346 PPM nearby hardness and 1 reported measurement benchmarks.
Scale protection
346 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
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.
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 346 PPM, or 20.2 grains per gallon, classified as very hard. This is not a household tap measurement.
At 346 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.