Water Quality in Duluth, MN (56649)

EPA violation data for public water systems serving ZIP code 56649.

Past Health-Based Violations

13 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 15 monitoring/reporting violations.

More violations than 84% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

8,825

Population

53

Water Systems

28

Violations (5yr)

13

Health-Based

Location

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Water Systems Serving This Area (53)

Duluth

Surface water 86,859 people served
0 violations
Lead tested: 8 ppb (limit: 15 ppb)

International Falls

Surface water 5,637 people served
0 violations

Sha Sha Resort

Surface water 300 people served
0 violations

Rainy Lake 1 Stop

Groundwater 250 people served
0 violations

Rainy Lake Houseboats

Groundwater 200 people served
0 violations

Camp Kooch-I-Ching

3 health-based
Surface water 200 people served
5 violations (5yr) · 3 health-based · All resolved

Camp Ogichi Daa Kwe

3 health-based
Surface water 155 people served
3 violations (5yr) · 3 health-based · All resolved

Smothered Goose

Purchased surface water 150 people served
0 violations

Thunderbird Lodge

7 health-based
Groundwater under influence of surface water 100 people served
13 violations (5yr) · 7 health-based · All resolved

Rainy Lake Visitor Center Nps

Purchased surface water 100 people served
0 violations

Island View Lodge

All resolved
Surface water 100 people served
2 violations (5yr) · All resolved

Korner Kwik Stop

Purchased surface water 100 people served
0 violations

The Junction

Purchased surface water 65 people served
0 violations

Trail Inn

All resolved
Groundwater 54 people served
2 violations (5yr) · All resolved

Kettle Falls Hotel Nps

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

The River Golf Course

All resolved
Purchased surface water 36 people served
1 violation (5yr) · All resolved

Northernaire Houseboats

All resolved
Purchased surface water 30 people served
1 violation (5yr) · All resolved

Sweet Relief Saloon

Groundwater 30 people served
0 violations

Rainy Lake Oil

Purchased surface water 25 people served
0 violations

Mikes Park

Groundwater 25 people served
0 violations

Frontier Public Access

Groundwater 25 people served
0 violations

Woodland Mobile Home Park

Groundwater 25 people served
0 violations

Rainy River Housing Company

Groundwater 25 people served
0 violations

Ash River Trail Visitors Center Nps

Groundwater 25 people served
0 violations

Border View Resort

Groundwater 25 people served
0 violations

Curtis/Windsong Island

Groundwater 25 people served
0 violations

Four Islands Resort

Groundwater 25 people served
0 violations

Lunch Wagon

Groundwater 25 people served
0 violations

International Voyageur Rv Camp

Groundwater 25 people served
0 violations

Loman City Park

Groundwater 25 people served
0 violations

Lake Kabetogama Visitors Center Nps

Groundwater 25 people served
0 violations

Falls Country Club

Groundwater 25 people served
0 violations

Spring Lodge Resort

Groundwater 25 people served
0 violations

Nelson Park/Sault Rapids Access

Groundwater 25 people served
0 violations

Northernaire

Groundwater 25 people served
0 violations

Rainy Lake Vacation Campground

Groundwater 25 people served
0 violations

Grand Mound Interpretive Center

Groundwater 25 people served
0 violations

The Pines

Groundwater 25 people served
0 violations

Thunderbird Lodge

Groundwater 25 people served
0 violations

Camp Idlewood

Purchased surface water 25 people served
0 violations

Samuelson Park

Groundwater 25 people served
0 violations

Witherspoon'S Rainy River Mhp

Groundwater 25 people served
0 violations

Borderland'S Rocky Pine Camp-

Groundwater 25 people served
0 violations

Island View Bed & Breakfast

Groundwater 25 people served
0 violations

Loman Store

Groundwater 25 people served
0 violations

King Williams Narrows Campground Nps

Groundwater 25 people served
0 violations

Slatinski'S Campground

Groundwater 25 people served
0 violations

Seventh Day Adventist Sch

Groundwater 25 people served
0 violations

Boondocks Bar And Grill

Groundwater 25 people served
0 violations

Mukooda Lake Campground Nps

Groundwater 25 people served
0 violations

Borderlands Rocky Pine

Groundwater 25 people served
0 violations

Kozy Kove Kamp

Groundwater under influence of surface water 25 people served
0 violations

Crescent Drive Mobile Village

Groundwater 25 people served
0 violations

Contaminants Found

Interim Enhanced Surface Water Treatment RuleHealth-Based
14 violations
All resolved
Surface Water Treatment RuleHealth-Based
6 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

8 violations
All resolved

Lead & Copper Levels

Lead (Pb)

Approaching limit
8 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Duluth (56649) has more violations than 84% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 28.

Fewer violations 84th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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