Hardness
Very Hard
2395 PPM · 140.1 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 Jackson County.
At a glance
EPA quarter 2026Q2
Hardness
Very Hard
2395 PPM · 140.1 GPG
Compliance screen
No active flag
0 active health-based records
Lead 90th percentile
0.0012 mg/L
8% of action level
Utility match
2 systems
Serves 22,686 people system-wide
Hardness meter
Estimated local hardness
USGS hardness classification scale
2395 PPM
Parts per million
2395
mg/L as CaCO₃ equivalent
Grains per gallon
140.1
1 GPG ≈ 17.1 PPM
What this means at home
At 2395 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
20
Nearest site
2.5 mi
Observation range
Jun 23, 2016–Oct 25, 2021
Estimate confidence
Moderate
Median of the latest qualifying hardness observation at each nearby monitoring site. Nearest monitoring location: PASCAGOULA RIVER AT MI 1 AT PASCAGOULA, MS (Stream).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.
Pascagoula median
2395 PPM
About the same3 indexed ZIP readings · Range 2395–2400 PPM
Mississippi median
66 PPM
2329 PPM higher146 indexed ZIP readings · Range 11.8–2560 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)
0.0012 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 0.0012
EPA limit 0.015
100% line = listed limit
| Contaminant or rule | System | Status | Period |
|---|---|---|---|
| Revised Total Coliform Rule | MS0300006 | Resolved | Apr 1, 2025through Apr 30, 2025 |
| Chlorine | MS0300006 | Resolved | Apr 1, 2025through Jun 30, 2025 |
| LEAD AND COPPER RULE REVISIONSHealth-based | MS0300166 | Resolved | Oct 17, 2024through Oct 24, 2024 |
| LEAD AND COPPER RULE REVISIONS | MS0300166 | Resolved | Oct 17, 2024through Oct 24, 2024 |
| TTHM | MS0300006 | Resolved | Jan 1, 2024through Dec 31, 2024 |
| Total Haloacetic Acids (HAA5) | MS0300006 | Resolved | Jan 1, 2024through Dec 31, 2024 |
| Chlorine | MS0300006 | Resolved | Jul 1, 2023through Sep 30, 2023 |
| Chlorine | MS0300006 | Resolved | Jan 1, 2023through Mar 31, 2023 |
| TTHM | MS0300006 | Resolved | Jan 1, 2023through Dec 31, 2023 |
| Total Haloacetic Acids (HAA5) | MS0300006 | Resolved | Jan 1, 2023through Dec 31, 2023 |
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 Pascagoula ZIP 39595 using 2395 PPM nearby hardness and 1 reported measurement benchmarks.
Scale protection
2395 PPM is 20× 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.
Nearby indexed reports
Estimates can differ across a city because monitoring locations and associated systems differ.
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 2395 PPM, or 140.1 grains per gallon, classified as very hard. This is not a household tap measurement.
At 2395 PPM, a correctly sized whole-house softener can reduce scale and hard-water spotting. It does not replace contaminant filtration.