Hardness
Very Hard
366 PPM · 21.4 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 Cuming County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
366 PPM · 21.4 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0016 mg/L
11% of action level
Utility match
1 system
Serves 496 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
366 PPM
Parts per million
366
mg/L as CaCO₃ equivalent
Grains per gallon
21.4
1 GPG ≈ 17.1 PPM
What this means at home
At 366 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
146
Nearest site
2.4 mi
Observation range
Aug 9, 2016–May 27, 2026
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: 23N 7E 2CDDD1 CNBRLUSCR1 CU-29 (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.
Bancroft median
366 PPM
About the same1 indexed ZIP readings · Range 366–366 PPM
Nebraska median
309 PPM
57 PPM higher466 indexed ZIP readings · Range 72.3–1245 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)
0.0016 mg/L
Reported Dec 31, 2023
Copper (CU90)
1.525 mg/L
Reported Dec 31, 2007
Numerical coverage
2 comparable results
Missing values remain blank; absence is not treated as a pass.
Measured in mg/L
Local 0.0016
EPA limit 0.015
Measured in mg/L
Local 1.525
EPA limit 1.3
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Revised Total Coliform Rule | NE3103901 | Resolved | Nov 1, 2024through Nov 30, 2024 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Oct 1, 2023through Dec 31, 2023 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Apr 1, 2023through Jun 30, 2023 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Jan 1, 2023through Mar 31, 2023 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Oct 1, 2022through Dec 31, 2022 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Jul 1, 2022through Sep 30, 2022 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Jul 1, 2021through Sep 30, 2021 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | Resolved | Apr 1, 2021through Jun 30, 2021 |
| Nitrate-NitriteHealth-basedReported 11 MG/L | NE3103901 | 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
Matched to Bancroft ZIP 68004 using 366 PPM nearby hardness and 2 reported measurement benchmarks.
Scale protection
366 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
Copper (90th percentile) 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 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 366 PPM, or 21.4 grains per gallon, classified as very hard. This is not a household tap measurement.
At 366 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.