Griggs County, North Dakota
6 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-06-04
For most households in Griggs County, the 6 tracked ZIP codes show adequate but uneven water quality.
How Griggs County Compares
How Griggs County Compares
Griggs 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: Griggs 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: 14.2 (asthma 9.4%, diabetes 12.3%)
Estimated additional annual cost per homeowner: $570, driven primarily by energy_code_gap
Infrastructure: 0.453% avg pipe failure probability, 100% of ZIPs at high risk
89% 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: $570
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
1,593 housing units in Griggs 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 Griggs County
Remediation costs are relatively manageable for most homeowners in Griggs 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 Griggs 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 Griggs County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Binford | 183 | 2 |
| 2 | City of Hannaford | 131 | 2 |
| 3 | EAST CENTRAL REGIONAL WD-GF | 5,995 | 0 |
| 4 | TRI-COUNTY WATER DISTRICT | 2,501 | 0 |
| 5 | City of Aneta | 222 | 0 |
6 total water systems serve Griggs County.
All ZIP Codes in Griggs County
6 ZIP codes tracked in Griggs County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 58212 | Aneta | 70 | B | 0 | — |
| 2 | 58425 | Cooperstown | 70 | B | 0 | $133K |
| 3 | 58416 | Binford | 65 | C | 2 | $120K |
| 4 | 58448 | Hannaford | 65 | C | 2 | $120K |
| 5 | 58452 | Jessie | 40 | D | 0 | — |
| 6 | 58484 | Sutton | 40 | D | 0 | $84K |
Recommended Buyer Guides for Griggs County
Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.
- Best Lead Paint Test Kits — 89% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Griggs County, North Dakota
Overview
Griggs County in North Dakota covers 6 ZIP codes with an average Home Safety Score of C (58/100).
2 of 6 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.