CITY REPORT ND

Dickinson, ND: High Radon Risk — 66/100 (2026)

2 ZIP codes · 5 water systems · Updated 2026-06-03

Dickinson's water quality grade in ND reflects a middle-ground assessment — service areas range from fully compliant to violation-flagged in current EPA records.

How Dickinson Compares

Dickinson66/100
North Dakota avg56/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

2
ZIP Codes
5
Water Systems
0
ZIPs with Violations
C · 66
Avg Safety Score
Zone 1
Radon Risk (High)
$269K
Median Home Value
$1,800
Est. Remediation (0.7% of home value)

Dickinson Water: The Quick Version

  • Average lead level: 0.0042 mg/L.
  • Estimated remediation: $1,800 per household.
  • CDC health risk index: 12.11 — above typical levels.

Water Systems Serving Dickinson

Federal drinking water records identify 5 systems in Dickinson, ND. The leading 3 providers serve the largest share of residential connections, each operating as a separate entity with its own rate authority, infrastructure management, and EPA compliance obligations — so service conditions are not uniform city-wide.

City of Dickinson
Serves ~25,679 people
65
/100
Southwest Water Authority
Serves ~8,537 people
65
/100
Omnd Water Treatment Plant
Serves ~4,168 people
65
/100

Overview

We track water quality and home safety data for 2 ZIP codes in Dickinson, North Dakota, covering 5 community water systems serving approximately 29,680 people.

No EPA violations recorded across any ZIP codes in Dickinson — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Dickinson: C (66/100)

The score combines three factors:

Factor What It Measures
Water Quality EPA violations and compliance history
Lead Levels 90th percentile lead concentration vs EPA action level
Radon Risk EPA radon zone classification

Water Sources

Dickinson water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0042 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

  • Zone 1 (High): 2 ZIP codes
  • Zone 2 (Moderate): 0 ZIP codes
  • Zone 3 (Low): 0 ZIP codes

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Areas with No Violations

ZIP Code Safety Score System Population
58601 C City of Dickinson 25,679
58602 C City of Dickinson 25,679

All ZIP Codes in Dickinson

Data Sources

Updated daily.

CDC Health Data for Dickinson

9.8%
Asthma (US: 9.8%)
9.5%
Diabetes (US: 10.4%)
14.6%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.8% ↓
Diabetes 9.5% ↓
Mental Health 14.6% ↓

Vertical line = national average. Above national · Below national

Dickinson: Remediation Cost in Perspective

In Dickinson, property values comfortably outpace what documented remediation typically costs — the equity share is proportionally low.

Median Home Value
$269,200
Est. Remediation
$1,800
Remediation as % of home value 0.7%

Remediation costs in Dickinson are relatively low compared to home values. The $1,200–$2,400 estimated range is a small fraction of median property value. Home values are 54% above the North Dakota average.

Protecting Children from Lead in Dickinson

0.0042
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Lead risk in Dickinson appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Climate-Related Water Risk for Dickinson

NFIP records stretching across multiple decades show Dickinson accumulating 21 claims and carrying 50% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.

21
Total FEMA Flood Claims
$4,054
Avg Claim Payout
50%
ZIPs in FEMA Flood Zones
~1
Est. Claims/Year

Dickinson has a moderate flood history with 21 FEMA claims averaging $4,054 per payout. 50% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,800</strong> remediation cost per household.

Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.

Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.

What You Can Do in Dickinson

  1. Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
  2. Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
  3. Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.

Frequently Asked Questions

Is the water safe to drink in Dickinson, ND?
Dickinson has an average water safety score of 66/100 (Grade C). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
Does Dickinson water have lead?
The average 90th-percentile lead level in Dickinson is 0.0042 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home — testing is recommended especially in older properties.
How does Dickinson compare to North Dakota average?
Dickinson has an average water safety score of 66/100, which is above the North Dakota state average of 56/100.
How many water systems serve Dickinson?
Dickinson is served by 5 public water systems across 2 ZIP codes, serving approximately 29,680 people.
How much does it cost to fix water issues in Dickinson?
Estimated remediation costs in Dickinson average $1,800 per household, ranging from $1,200 to $2,400. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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