Roseville Water Hardness & Quality Report (2026)
Water Hardness
14.3 grains per gallon
Source
river
pH Level
8.5
neutral = 7.0
Lead
0.009 mg/L
✓ Below action level
TDS
649 mg/L
Est. Daily Cost
$0.65
energy & soap waste
Source: USGS Water Quality Portal · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In Roseville, your appliances are currently losing 33% efficiency due to mineral buildup.
| Appliance | In Roseville | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 1.5 yrs | 8.5 yrs | -82% |
| Washing Machine | 4.6 yrs | 12 yrs | -62% |
| Water Heater | 5.8 yrs | 15 yrs | -61% |
Regional Water Comparison
How Roseville compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Roseville, Michigan | 244 mg/L | 13.4 ppt | 🔴 Very Hard | river |
| Eastpointe, Michigan | 215 mg/L | 11.9 ppt | 🔴 Very Hard | river |
| Fraser, Michigan | 153 mg/L | 8.8 ppt | 🟠 Hard | river |
| Saint Clair Shores, Michigan | 123 mg/L | 7.2 ppt | 🟠 Hard | river |
| Grosse Pointe Woods, Michigan | 82 mg/L | 5.1 ppt | 🟡 Moderately Hard | river |
National Benchmark
How Roseville compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Roseville | 244 mg/L | 🔴 High |
| USA National Avg | 150 mg/L | 🟠 Moderate |
| Badger Top Rated | 8.5 mg/L | 🟢 None |
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What Makes Roseville's Water Unique?
Local geology and source profile
Roseville, Michigan, in Macomb County northeast of Detroit — a major Detroit northeast suburban community, one of the largest cities in Macomb County, historically a working-class auto industry suburb with significant UAW membership, home of the Roseville Community Schools and a diverse community with significant Filipino-American, Arab-American, and African-American populations — draws its municipal water supply from Lake Huron via the Great Lakes Water Authority (GLWA) and the Macomb County Water Authority distribution system. Water hardness in Roseville measures 244 mg/L — classified as very hard.
Roseville's very hard supply — much harder than Redford (195.5 mg/L) in the same GLWA system — reflects the Macomb County distribution infrastructure's greater mineral accumulation. Macomb County's northeast Detroit suburban water distribution includes significant cast-iron main infrastructure from the 1940s–1960s post-war Detroit suburban buildout. The Macomb County Water Authority serving Roseville has older and more mineralized distribution mains than the Wayne County Redford zone, accumulating very substantial mineral content from the treated Lake Huron supply. The Macomb County northeast suburban distribution produces the very hard 244 mg/L at Roseville household taps.
At 244 mg/L, Roseville residents face significant hard water challenges. Scale deposits form rapidly on all fixtures and tile — monthly descaling with citric acid solution is essential maintenance. Macomb County Water Authority consistently delivers water meeting all Michigan EGLE and EPA Safe Drinking Water Act requirements.
Geology & Source: Lake supply from Lake Huron via the Great Lakes Water Authority (GLWA) Detroit Water and Sewerage Department and the Macomb County Water Authority — the Macomb County Lake Huron supply zone at the northeast Detroit suburban Roseville corridor; very hard supply at 244 mg/L — reflecting the Macomb County distribution infrastructure's significant mineral accumulation.