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Douglas County, MN Water Quality

Water quality data for 10 public water systems serving Douglas County, Minnesota — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 10 water systems · 19 cities
✅
Excellent — All Systems Performing Well

Water quality across the county is outstanding with minimal violations and very low lead levels.

A

Douglas County Earns a A

Douglas County: 19 communities across 10 water systems. 100.0% have no open violations.

  • Median lead where detected: 10.00 ppb
  • 4 communities with a lead detection, 15 reporting none detected
  • 0 communities with PFAS above the federal limit
  • 0 with significant inspection deficiencies
  • 100.0% of communities have no open violations
10 ppb
Median Lead Level
County-wide, 90th percentile
10
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Solem
    Not detected
    No federal limits exceeded on record
    B
  • Carlos
    Not detected
    No federal limits exceeded on record
    B
  • Garfield
    2.00 ppb
    No federal limits exceeded on record
    B
  • Kensington
    Not detected
    No federal limits exceeded on record
    B
  • Miltona
    2.00 ppb
    No federal limits exceeded on record
    B
⚠ Needs Attention
  • Osakis
    18.00 ppb
    Lead above the 15 ppb action level
    C
  • Osakis
    18.00 ppb
    Lead above the 15 ppb action level
    C
  • Lake Mary
    Not detected
    11 health-based violations since 2015
    B
  • Hudson
    Not detected
    Copper above the 1,300 ppb action level
    A
  • Evansville
    Not detected
    Copper above the 1,300 ppb action level
    B
County Lead Level — Median 10 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 10 ppb — 66.7% of the federal action level
Systems by Lead Level
Under 5 ppb
2
10 – 15 ppb
2
No Data
15

All Cities in Douglas County

Alexandria Not detected A
Osakis 18.00 ppb C
La Grand Not detected A
Evansville Not detected B
Brandon Not detected B
Carlos Not detected B
Garfield 2.00 ppb B
Kensington Not detected B
Alexandria Not detected A
Miltona 2.00 ppb B
Brandon Not detected B
Ida Not detected B
Lake Mary Not detected B
Carlos Not detected A
Nelson Not detected A
Solem Not detected B
Evansville Not detected B
Hudson Not detected A
Osakis 18.00 ppb C
Showing 19 cities
No active violations Active violations

About Douglas County Drinking Water

Douglas County is served by 10 water systems covering 19 communities. No community here has an open violation on record.

Of the communities reporting lead results, 4 recorded a detection, with a median of 10.00 ppb — 67% of the federal action level. 15 reported none detected, which means below the laboratory limit rather than an absence of lead.

No community here has PFAS above the federal limit on record. State inspectors recorded no significant deficiencies.

Frequently Asked Questions

Is Douglas County tap water safe to drink?▼
No community in Douglas County has an open violation on record. No community has PFAS above the federal limit on record.
What is the lead level in Douglas County?▼
Among communities with a detection the median is 10.00 ppb, 67% of the 15 ppb action level. 15 reported none detected and 0 reported no result.
How many water systems serve Douglas County?▼
10 community water systems serve 19 communities here.
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