Flasher, ND: High Radon Risk — 70/100 (2026)
1 ZIP code · 2 water systems · Updated 2026-06-03
Drinking water tracked for Flasher by ND authorities posts above-average scores — the majority of systems are free from health-based exceedances and the city's grade sits above the state median.
How Flasher Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Flasher Water
- Average lead level: 0.0005 mg/L.
- Homes built before 1986: 86% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 12.39 — above typical levels.
Who Supplies Your Water in Flasher
Multiple utilities divide Flasher, ND's water service — 2 leading providers among 2 on the federal register.
Overview
We track water quality and home safety data for 1 ZIP code in Flasher, North Dakota (population ~435), covering 2 community water systems serving approximately 4,535 people region-wide.
No EPA violations recorded across any ZIP codes in Flasher — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Flasher: B (70/100)
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
Flasher water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0005 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)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 58535 | B | Missouri West Water System | 4,303 |
All ZIP Codes in Flasher
- 58535 [B]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Flasher
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Housing & Infrastructure in Flasher
With 86% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Pre-1986 plumbing is not a rare legacy case in Flasher — it's the dominant profile. The median build year of 1964 indicates a housing stock where lead-soldered copper joints are a common structural feature of residences across the city.
Over half of homes in Flasher were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Flasher Homeowners
When the numbers for Flasher are taken together, the remediation share is clearly in the elevated category — most homeowners here are weighing a commitment that extends beyond routine property upkeep, and the practical value of documenting scope early, prioritizing by urgency, and mapping costs against the household budget is proportionally higher at this tier.
At 2.0% of home value, remediation costs in Flasher represent a significant financial burden. For homes valued near the median, fixing water and safety issues could cost $1,600–$3,300. Home values here are 32% below the North Dakota average.
Lead Exposure Risk for Children in Flasher
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.
Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet — and where 86% of Flasher homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Flasher
Across the NFIP's long tracking period, Flasher shows 4 claims and 100% of ZIP codes within FEMA-designated flood zones — figures that place it in moderate flood exposure territory. At this level, the water-quality implications of flooding — contaminated wells, stressed treatment intake, distribution backflow — move from theoretical edge cases to genuine periodic risks, particularly during higher-severity events.
Flasher has a moderate flood history with 4 FEMA claims averaging $315 per payout. 100% 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>$2,400</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.
Deep Dive Reports
Detailed analysis for Flasher, ND