Hardness
Very Hard
359 PPM · 21 GPG
Local water dashboard
Official source aggregationWater quality in Grant, MI 49327
A source-transparent look at local hardness, associated public water systems, EPA compliance history, and the measurements that are—and are not—available for Newaygo County.
No active health-based violation reported
- Primary matched system
- Grant
- Source water
- Groundwater
- County
- Newaygo 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
Not reported
Check the utility CCR or tap test
Utility match
1 system
Serves 894 people system-wide
Hardness meter
How hard is the water?
Estimated local hardness
USGS hardness classification scale
359 PPM
Soft
0–59Moderate
60–120Hard
121–180Very hard
181+
0–59Moderate
60–120Hard
121–180Very hard
181+
Parts per million
359
mg/L as CaCO₃ equivalent
Grains per gallon
21
1 GPG ≈ 17.1 PPM
What this means at home
At 359 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
3
Nearest site
60.7 mi
Observation range
Sep 12, 2023–Oct 11, 2023
Estimate confidence
Low
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: CLARE 17-05 PAS-01 (Well).USGS source documentation ↗
Regional context
Is 49327 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Grant median
359 PPM
About the same1 indexed ZIP readings · Range 359–359 PPM
Michigan median
283 PPM
76 PPM higher504 indexed ZIP readings · Range 41.3–459.5 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.
Lead (PB90)
Not available
No numerical 90th-percentile result
Copper (CU90)
Not available
No numerical 90th-percentile result
Numerical coverage
0 comparable results
Missing values remain blank; absence is not treated as a pass.
No comparable measured values reported
Federal SDWIS data does not contain a numerical result and matching benchmark for this profile. Review the compliance history and the utility's Consumer Confidence Report instead.
2026Q2
- All records
- 2
- Health-based
- 0
- Active health-based
- 0
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MI0002823 | Resolved | Sep 1, 2021through Aug 31, 2022 |
| TTHM | MI0002823 | Resolved | Sep 1, 2021through Aug 31, 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 Grant ZIP 49327 using 359 PPM nearby hardness and 0 reported measurement benchmarks.
Scale protection
High-Capacity Whole House Water Softener
359 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 systemsAffiliate 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 Grant
Is tap water safe in Grant?+
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 359 PPM, or 21 grains per gallon, classified as very hard. This is not a household tap measurement.
Do I need a water softener?+
At 359 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.