Calumet, MI Water Safety: 83/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-03
Public water monitoring in Calumet shows a safety record well above the MI median — health-based violations are isolated exceptions rather than recurring patterns, the city's systems have stayed compliant across recent reporting cycles, and no cluster of recurring exceedances appears in any single service area.
How Calumet Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Calumet Water
- Average lead level: 0.0016 mg/L.
- Homes built before 1986: 89% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
- CDC health risk index: 12.42 — above typical levels.
Who Supplies Your Water in Calumet
Water delivery in Calumet, MI is handled by 3 utilities rather than a single system — drawn from 6 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 1 ZIP code in Calumet, Michigan, covering 6 community water systems serving approximately 7,483 people.
No EPA violations recorded across any ZIP codes in Calumet — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Calumet: B (83/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Calumet water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0016 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 49913 | B | Upper Michigan Water Company | 5,535 |
All ZIP Codes in Calumet
- 49913 [B]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Calumet
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Housing & Infrastructure in Calumet
With 89% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Heavily weighted toward older construction, Calumet's housing stock carries a median build year of 1902. That profile puts a majority of homes in the era when lead-soldered copper plumbing was standard practice.
Over half of homes in Calumet were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Calumet Homeowners
Across Calumet, the equity share taken up by estimated remediation is small — a favorable ratio for most property owners.
Remediation costs in Calumet are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 55% below the Michigan average.
Lead Exposure Risk for Children in Calumet
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Routinely in Calumet, where 89% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for Calumet, MI