Hardness
Unavailable
No qualifying site within 75 miles
Local water dashboard
Official source aggregationWater quality in Sterling, AK 99672
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Kenai Peninsula Borough.
2 active health-based violations
- Primary matched system
- Sterling Moose River Manor
- Source water
- Groundwater
- County
- Kenai Peninsula Borough
- Profile updated
At a glance
What the current records say
EPA quarter 2026Q2
Compliance screen
Review needed
2 active health-based records
Lead 90th percentile
0 mg/L
0% of action level
Utility match
1 system
Serves 33 people system-wide
Hardness estimate unavailable
No responsible local estimate yet
We did not find enough qualifying recent USGS hardness observations within 75 miles of this ZIP centroid. We leave the value blank instead of substituting a state average. Ask the serving utility or test the household tap for a property-specific result.
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, 2026
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
- 42
- Health-based
- 2
- Active health-based
- 2
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Consumer Confidence Rule | AK2249099 | Unaddressed | Oct 1, 2025 |
| Consumer Confidence Rule | AK2249099 | Unaddressed | Jul 1, 2025 |
| Lead and Copper Rule | AK2249099 | Resolved | Feb 26, 2025through Mar 5, 2025 |
| Lead and Copper Rule | AK2249099 | Resolved | Feb 16, 2025through Mar 4, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | AK2249099 | Unaddressed | Oct 17, 2024 |
| LEAD AND COPPER RULE REVISIONS | AK2249099 | Unaddressed | Oct 17, 2024 |
| Groundwater RuleHealth-based | AK2249099 | Unaddressed | Feb 9, 2024 |
| Arsenic | AK2249099 | Resolved | Jan 1, 2024through Mar 31, 2024 |
| Lead and Copper Rule | AK2249099 | Resolved | Jan 1, 2024through May 22, 2025 |
| Arsenic | AK2249099 | Resolved | Oct 1, 2023through Dec 31, 2023 |
| Arsenic | AK2249099 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| Consumer Confidence Rule | AK2249099 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| Arsenic | AK2249099 | Resolved | Apr 1, 2023through Jun 30, 2023 |
| Arsenic | AK2249099 | Resolved | Jan 1, 2023through Mar 31, 2023 |
| cis-1,2-Dichloroethylene | AK2249099 | Archived | Jan 1, 2023through Dec 31, 2025 |
| Xylenes, Total | AK2249099 | Archived | Jan 1, 2023through Dec 31, 2025 |
| DICHLOROMETHANE | AK2249099 | Archived | Jan 1, 2023through Dec 31, 2025 |
| p-Dichlorobenzene | AK2249099 | Archived | Jan 1, 2023through Dec 31, 2025 |
| 1,1-Dichloroethylene | AK2249099 | Archived | Jan 1, 2023through Dec 31, 2025 |
| trans-1,2-Dichloroethylene | AK2249099 | 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
Your personalized water action plan
Matched to Sterling ZIP 99672 using available compliance data and 1 reported measurement benchmarks.
Drinking water protection
Under-Sink Reverse Osmosis System
LEAD AND COPPER RULE REVISIONS, Groundwater Rule 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 Sterling
Is tap water safe in Sterling?+
EPA ECHO reports 2 active health-based violations among the associated community water systems. Review the affected utility's current notice and Consumer Confidence Report.
How hard is the water?+
There are not enough qualifying nearby USGS observations for a responsible hardness estimate. Ask the serving utility or test the household tap.
Do I need a water softener?+
There is no high-hardness trigger in this profile. Confirm with a tap test before buying equipment.