Pembina County, North Dakota
10 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-06-04
Monitoring figures for Pembina County indicate average water quality overall — some ZIP codes among the 10 tracked have recorded health-based violations, while others operate cleanly, making individual ZIP-level data the most actionable reference point.
How Pembina County Compares
How Pembina County Compares
Pembina County scores 2 points above the North Dakota state average (56/100) and 10 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Pembina County, North Dakota
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.5 (asthma 9.8%, diabetes 12.8%)
Estimated additional annual cost per homeowner: $1,534, driven primarily by flood
Infrastructure: 0.418% avg pipe failure probability, 70% of ZIPs at high risk
81.2% 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: $1,534
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
3,450 housing units in Pembina 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 Pembina County
Remediation costs are relatively manageable for most homeowners in Pembina 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 Pembina 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 Pembina County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | MOUNTAIN CITY OF | 92 | 3 |
| 2 | PEMBINA CITY OF | 592 | 2 |
| 3 | Northeast Rwd- North Valley Branch | 3,422 | 1 |
| 4 | Northeast Rwd-langdon Branch | 2,450 | 1 |
| 5 | City of Cavalier | 1,302 | 1 |
9 total water systems serve Pembina County.
All ZIP Codes in Pembina County
10 ZIP codes tracked in Pembina County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 58282 | Walhalla | 70 | B | 0 | $109K |
| 2 | 58262 | Mountain | 69 | C | 3 | — |
| 3 | 58220 | Cavalier | 65 | C | 1 | $166K |
| 4 | 58265 | Neche | 65 | C | 0 | $103K |
| 5 | 58271 | Pembina | 54 | D | 2 | $139K |
| 6 | 58216 | Bathgate | 53 | D | 0 | $217K |
| 7 | 58225 | Drayton | 53 | D | 1 | $122K |
| 8 | 58238 | Hamilton | 53 | D | 0 | $129K |
| 9 | 58276 | Saint Thomas | 53 | D | 0 | $79K |
| 10 | 58222 | Crystal | 45 | D | 0 | $83K |
Recommended Buyer Guides for Pembina County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 81.2% 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 Pembina County, North Dakota
Overview
Pembina County in North Dakota covers 10 ZIP codes with an average Home Safety Score of C (58/100).
4 of 10 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to North Dakota 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.