Norman County, Minnesota
10 ZIP codes · Avg score 60/100 · Grade C · Updated 2026-06-03
For most households in Norman County, the 10 tracked ZIP codes show adequate but uneven water quality.
How Norman County Compares
How Norman County Compares
Norman County scores 2 points below the Minnesota state average (62/100) and 8 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Norman County, Minnesota
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13.8 (asthma 10.1%, diabetes 12.5%)
Estimated additional annual cost per homeowner: $1,805, driven primarily by flood
Infrastructure: 0.436% avg pipe failure probability, 90% of ZIPs at high risk
77.8% of homes built before 1978 (lead paint era)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,805
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
3,945 housing units in Norman County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Norman County
Remediation costs are relatively manageable for most homeowners in Norman County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Norman County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Norman County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Hendrum | 285 | 5 |
| 2 | Borup | 99 | 4 |
| 3 | Ada | 1,725 | 2 |
| 4 | Flom Township | 26 | 2 |
| 5 | Gary | 226 | 1 |
10 total water systems serve Norman County.
All ZIP Codes in Norman County
10 ZIP codes tracked in Norman County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 56581 | Shelly | 70 | B | 0 | $113K |
| 2 | 56519 | Borup | 67 | C | 4 | $113K |
| 3 | 56574 | Perley | 65 | C | 1 | $163K |
| 4 | 56540 | Fertile | 62 | C | 0 | $186K |
| 5 | 56584 | Twin Valley | 62 | C | 0 | $126K |
| 6 | 56545 | Gary | 61 | C | 1 (1 health) | $169K |
| 7 | 56548 | Halstad | 60 | C | 0 | $128K |
| 8 | 56541 | Flom | 54 | D | 2 | $75K |
| 9 | 56550 | Hendrum | 53 | D | 5 | $186K |
| 10 | 56510 | Ada | 48 | D | 2 | $140K |
Recommended Buyer Guides for Norman County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 77.8% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Norman County, Minnesota
Overview
Norman County in Minnesota covers 10 ZIP codes with an average Home Safety Score of C (60/100).
6 of 10 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to Minnesota water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.