Hardness
Very Hard
1905 PPM · 111.4 GPG
Local water dashboard
Official source aggregationWater quality in Pavillion, WY 82523
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Fremont County.
1 active health-based violation
- Primary matched system
- Pavillion, Town Of
- Source water
- Groundwater
- County
- Fremont 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
0 mg/L
0% of action level
Utility match
1 system
Serves 230 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
1905 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
1905
mg/L as CaCO₃ equivalent
Grains per gallon
111.4
1 GPG ≈ 17.1 PPM
What this means at home
At 1905 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
10
Nearest site
37 mi
Observation range
Jun 29, 2016–Jul 28, 2016
Estimate confidence
Low
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 1S-04E-10cbbb01 CMT858-04 (Well).USGS source documentation ↗
Regional context
Is 82523 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Pavillion median
1905 PPM
About the same1 indexed ZIP readings · Range 1905–1905 PPM
Wyoming median
235 PPM
1670 PPM higher93 indexed ZIP readings · Range 3.2–1905 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 pass
Lead (PB90)
0 mg/L
Reported Dec 31, 2024
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.
Lead (90th percentile)
Measured in mg/L
Local 0
EPA limit 0.015
Share of EPA benchmark
100% line = listed limit
2026Q2
- All records
- 8
- Health-based
- 2
- Active health-based
- 1
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Revised Total Coliform Rule | WY5600039 | Resolved | Jun 11, 2025through Jun 24, 2025 |
| Groundwater RuleHealth-based | WY5600039 | Addressed | Apr 24, 2025 |
| Revised Total Coliform Rule | WY5600039 | Resolved | Nov 1, 2024through Nov 30, 2024 |
| Groundwater RuleHealth-based | WY5600039 | Resolved | Jul 6, 2024through Aug 11, 2025 |
| Chlorine | WY5600039 | Resolved | Oct 1, 2022through Dec 31, 2022 |
| Revised Total Coliform Rule | WY5600039 | Resolved | May 1, 2022through May 31, 2022 |
| Nitrate-Nitrite | WY5600039 | Resolved | Jan 1, 2022through Dec 31, 2022 |
| Consumer Confidence Rule | WY5600039 | Resolved | Oct 1, 2021through Jul 22, 2022 |
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 Pavillion ZIP 82523 using 1905 PPM nearby hardness and 1 reported measurement benchmarks.
Scale protection
High-Capacity Whole House Water Softener
1905 PPM is 16× 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
Under-Sink Reverse Osmosis System
Groundwater Rule 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
Water questions for Pavillion
Is tap water safe in Pavillion?+
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 1905 PPM, or 111.4 grains per gallon, classified as very hard. This is not a household tap measurement.
Do I need a water softener?+
At 1905 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.