Brookston, MN Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
If you're researching Brookston, MN tap water quality, the baseline finding is below average — health-based violations are documented in several service areas, and verifying the specific system at your address is the right next step.
How Brookston Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Brookston Water
- Homes built before 1986: 47% — older plumbing may contain lead solder.
- Estimated remediation: $400 per household.
- CDC health risk index: 12.88 — above typical levels.
Who Supplies Your Water in Brookston
Most residential addresses in Brookston, MN are served by a single water utility — the dominant system among the 1 provider tracked in federal data.
Overview
We track water quality and home safety data for 1 ZIP code in Brookston, Minnesota (population ~518), covering 1 community water system serving approximately 12,864 people region-wide.
No EPA violations recorded across any ZIP codes in Brookston — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Brookston: D (53/100)
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
Brookston water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Brookston
- 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 |
|---|---|---|---|
| 55711 | D | Cloquet | 12,864 |
All ZIP Codes in Brookston
- 55711 [D]
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 Brookston
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 Brookston
With 47% 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
Over the decades, Brookston accumulated housing from multiple construction periods. The median build year of 1999 places the midpoint of that stock near the 1986 threshold when lead solder in plumbing became federally prohibited — leaving a sizable share of homes on each side of that safety line.
Most homes in Brookston were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Brookston Homeowners
In Brookston, property values comfortably outpace what documented remediation typically costs — the equity share is proportionally low.
Remediation costs in Brookston are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 20% below the Minnesota average.
Lead Exposure Risk for Children in Brookston
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.
Before the federal solder ban, lead solder was a routine plumbing material, and 47% of the Brookston inventory was built in that earlier era — a share large enough to move household-level reads onto the standard list.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
What You Can Do in Brookston
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. With 47% of homes built before 1986, lead solder is a real possibility.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Brookston, MN