Dickinson vs Bismarck Water Quality
Side-by-side water quality comparison for two North Dakota cities.
If you are comparing Dickinson and Bismarck water quality - whether moving, choosing between the two, or curious about a relative's water - here is what the data shows.
Hardness comparison
Dickinson has somewhat harder water at 310 PPM versus Bismarck at 299 PPM, a difference of 11 PPM. At 310 PPM, Dickinson residents should budget for a water softener ($600-$1,500 installed). Without one, expect scale buildup on fixtures, reduced water heater efficiency, and $800-$1,200/year in hidden costs. Bismarck also has hard water but to a lesser degree.
Both cities have hard water, but Dickinson's higher hardness means more aggressive scale buildup and higher household impact.
Water sources and why they differ
Water sources differ: Dickinson draws from Patterson Lake & wells, while Bismarck uses Missouri River. Both use similar source types, but local geology creates the hardness variation.
What this means for you
If you are moving from Bismarck to Dickinson, you will notice the water difference. Budget for a water softener and expect to use more soap and detergent until you install one.
Not sure what your specific situation needs? Take the quiz to get a recommendation based on your water data, budget, and household size.
| Metric | Dickinson | Bismarck |
|---|---|---|
| Hardness | 310 PPM | 299 PPM |
| GPG | 18.1 | 17.5 |
| TDS | 476 PPM | 374 PPM |
| PFAS | 0 ppt | 0 ppt |
| Lead | 5.3 ppb | 2.8 ppb |
| Chlorine | 1.3 mg/L | 0.8 mg/L |
| Level | Extremely Hard | Extremely Hard |