State distribution
Hardness across indexed ZIPs
Counts describe published ZIP profiles, not a population-weighted statewide sample.
Soft · 0–60 PPM0
Moderately hard · 61–120 PPM45
Hard · 121–180 PPM15
Very hard · 181+ PPM243
State water index
Kansas water hardness
Search 485 indexed communities and 541 ZIP profiles, then compare the underlying utility, source, distance, and reporting context.
Median regional evidence
291PPM
Very Hard
Indexed range 70.9–796 PPM
- ZIP profiles
- 541
- Cities
- 485
- Matched utilities
- 733
- Counties
- 101
Understanding Kansas
Why local comparisons matter here
Kansas stretches from eastern river and reservoir systems to central and western groundwater, including parts of the High Plains aquifer system.
In this index, very hard is the largest category, covering 243 of 303 profiles with hardness data. The state median is 291 PPM, but the full indexed range is 70.9–796 PPM.
Evidence coverage
What the current records support
- Hardness estimate
- 56%
- Lead 90th percentile
- 100%
- Copper 90th percentile
- 31%
195
Low-confidence hardness profiles
55
Research-comparison eligible profiles
Reported source water
Utility source mix
- Groundwater
- 416
- Surface water
- 308
- Groundwater influenced by surface water
- 9
Highest medians
Highest eligible city medians
- 1. Wichita86 PPM
Lowest medians
Lowest eligible city medians
- 1. Wichita86 PPM
City directory
Explore Kansas by city
Search by city or county, then sort by name, hardness, or ZIP coverage.
485 cities · 541 ZIP profiles
485 cities found
Page 1 of 21
Abbyville
Reno County · 1 ZIP
315PPM regional
Single regional valueNo active flag
Abilene
Dickinson County · 1 ZIP
458PPM regional
Single regional valueNo active flag
Ada
Ottawa County · 1 ZIP
—
No regional sampleNo active flag
Admire
Lyon County · 1 ZIP
—
No regional sampleNo active flag
Agenda
Republic County · 1 ZIP
345PPM regional
Single regional valueNo active flag
Agra
Phillips County · 1 ZIP
674PPM regional
Single regional valueNo active flag
Albert
Rush County · 1 ZIP
707PPM regional
Single regional valueNo active flag
Alexander
Rush County · 1 ZIP
752PPM regional
Single regional valueNo active flag
Allen
Lyon County · 1 ZIP
—
No regional sampleNo active flag
Alma
Wabaunsee County · 1 ZIP
352PPM regional
Single regional valueNo active flag
Almena
Norton County · 1 ZIP
—
No regional sampleNo active flag
Alta Vista
Wabaunsee County · 1 ZIP
303PPM regional
Single regional value1 active record
Altamont
Labette County · 1 ZIP
—
No regional sampleNo active flag
Alton
Osborne County · 1 ZIP
632PPM regional
Single regional valueNo active flag
Altoona
Wilson County · 1 ZIP
—
No regional sampleNo active flag
Andale
Sedgwick County · 1 ZIP
291PPM regional
Single regional valueNo active flag
Anthony
Harper County · 1 ZIP
—
No regional sampleNo active flag
Arcadia
Crawford County · 1 ZIP
72PPM regional
Single regional valueNo active flag
Argonia
Sumner County · 1 ZIP
—
No regional sampleNo active flag
Arlington
Reno County · 1 ZIP
315PPM regional
Single regional valueNo active flag
Arma
Crawford County · 1 ZIP
72PPM regional
Single regional valueNo active flag
Ashland
Clark County · 1 ZIP
—
No regional sampleNo active flag
Assaria
Saline County · 1 ZIP
—
No regional sampleNo active flag
Atchison
Atchison County · 1 ZIP
231PPM regional
Single regional valueNo active flag
County comparison
Highest regional-evidence county medians
| County | Median | Range | ZIP profiles |
|---|---|---|---|
| Pawnee County | 796 PPM | 796–796 | 4 |
| Hodgeman County | 796 PPM | 796–796 | 2 |
| Rush County | 752 PPM | 707–751.5 | 7 |
| Ness County | 752 PPM | 527.5–796 | 4 |
| Rooks County | 731 PPM | 523.5–788 | 5 |
| Barton County | 707 PPM | 707–707 | 3 |
| Ellis County | 707 PPM | 483–707 | 5 |
| Phillips County | 703 PPM | 674–731 | 6 |
| Saline County | 612 PPM | 612–612 | 5 |
| Ottawa County | 612 PPM | 612–612 | 5 |
| Osborne County | 553 PPM | 475–788 | 6 |
| Clay County | 535 PPM | 457.5–612 | 5 |