Utility-reported hardness
Unavailable
Ask your provider or test your tap
Local water dashboard
Official source aggregationWater quality in Mulvane, KS 67120
Regional hardness evidence, possible serving systems, EPA compliance history, and the measurements that are—and are not—available for Sumner County.
3 active health-based record(s) across possible systems
- Largest possible serving system
- Mulvane, City Of
- Source water
- Surface water + Groundwater
- County
- Sumner County
- Profile updated
Your tap water
What does the utility report?
Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.
Utility hardness unavailable in this index
Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.
Find an official utility report →At a glance
What the current records say
EPA quarter 2026Q2
All possible systems
Review needed
3 active health-based records
Measurements by utility
Each result belongs to a specific system.
Utility match
2 systems
Serves 6,587 people system-wide
Match the name on your water bill
Your utility’s measurements and compliance records
These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.
EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.
Mulvane, City Of
KS2019113 · Surface water · 6,587 people served system-wide
The system names this served city; Census place overlap links the city to this ZCTA.
No active health-based record in this imported snapshot
Find this utility’s official report →Measurements (1)
An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.
Lead (90th percentile)
EPA SDWIS Lead and Copper Rule samples
- Reported level
- 0.0029 mg/L
- Action level
- 0.015 mg/L
19% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (0)
No record returned in this imported window. This is not a guarantee of tap-water safety.
Prairie Schooner Mobile Home Court
KS2019112 · Groundwater · 50 people served system-wide
The system names this served city; Census place overlap links the city to this ZCTA.
3 reported active health-based record(s) for this system
Find this utility’s official report →Measurements (1)
An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.
Lead (90th percentile)
EPA SDWIS Lead and Copper Rule samples
- Reported level
- 0 mg/L
- Action level
- 0.015 mg/L
0% of the listed benchmark
Monitoring period: Jan 1, 2022 to Dec 31, 2024
Violation history (10)
| Rule | Status | Period |
|---|---|---|
| Revised Total Coliform Rule | Resolved | Mar 1, 2025 to Mar 31, 2025 |
| Chlorine | Resolved | Mar 1, 2025 to Mar 31, 2025 |
| Lead and Copper Rule | Resolved | Jan 1, 2025 to Jun 23, 2024 |
| LEAD AND COPPER RULE REVISIONS | Resolved | Oct 17, 2024 to Dec 3, 2025 |
| Revised Total Coliform Rule | Resolved | Sep 1, 2023 to Sep 30, 2023 |
| Chlorine | Resolved | Jul 1, 2023 to Sep 30, 2023 |
| Groundwater RuleHealth-based | Unaddressed | Oct 15, 2022 |
| Groundwater RuleHealth-based | Unaddressed | Oct 15, 2022 |
| Groundwater RuleHealth-based | Unaddressed | Oct 15, 2022 |
| Lead and Copper Rule | Resolved | Dec 30, 2021 to Jul 6, 2021 |
Hardness meter
What does nearby environmental evidence show?
80.9
PPM as CaCO₃
Moderately Hard
PPM
80.9
GPG
4.7
Regional environmental evidence
USGS hardness classification scale
80.9 PPM
Soft
0–60Moderate
61–120Hard
121–180Very hard
181+
0–60Moderate
61–120Hard
121–180Very hard
181+
Parts per million
80.9
mg/L as CaCO₃ equivalent
Grains per gallon
4.7
1 GPG ≈ 17.1 PPM
How to use regional evidence
These samples describe nearby environmental water. They cannot establish whether your tap water is soft or hard. Use a utility result or a tap test for appliance settings and treatment sizing.
USGS sites used
3
Nearest site
10.4 mi
Observation range
Aug 15, 2024–Aug 15, 2024
Regional evidence confidence
Moderate
Median of the latest source-type-aligned hardness observation at each monitoring site within 25 miles. Nearest monitoring location: McConnell C at Oliver St, Wichita, KS (Stream).USGS source documentation ↗Evidence tier: Regional environmental evidence. This value is not used as proof of the serving utility's treated-water hardness.
Regional context
Is 67120 typical?
These comparisons use other indexed ZIP estimates, not utility tap samples. They help show local context without replacing a household test.
Mulvane median
81 PPM
About the same2 indexed ZIP readings · Range 80.9–80.9 PPM
Kansas median
291 PPM
210 PPM lower303 indexed ZIP readings · Range 70.9–796 PPM
Evidence-first next steps
Confirm the problem before choosing treatment
This profile can help you ask the right question. It cannot select equipment for a property without a current result from the serving utility or the tap.
Confirm the serving system
ZIP boundaries and utility service areas do not perfectly match. Verify the system on a water bill before relying on system-wide records.
Read the current utility report
An active health-based record is present. Follow the utility's current notice and public-health instructions.
Find an official utility report →Test for the decision you face
Use a tap hardness test before sizing a softener. For health concerns, use a certified laboratory and the correct sampling protocol.
Convert your hardness test result →Nearby indexed reports
More local profiles in Mulvane
Estimates can differ across a city because monitoring locations and associated systems differ.
Frequently asked
Water questions for Mulvane
Is tap water safe in Mulvane?+
EPA ECHO reports 3 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?+
Utility-reported hardness is unavailable in this index. Regional samples do not establish tap-water hardness. Ask your provider or test your tap.
Do I need a water softener?+
Confirm hardness at your tap and consider actual scale or spotting before choosing treatment. Regional environmental values cannot determine whether you need a softener. A softener addresses hardness, not every contaminant.