Boulder City, NV: 22 Violations — 87/100 (2026)
2 ZIP codes · 4 water systems · Updated 2026-06-03
How does Boulder City tap water hold up under EPA scrutiny? Above average for NV — documented violations are uncommon and the safety grade reflects a clean overall record.
How Boulder City Compares
Data: EPA SDWIS Last verified: 2026-06-03
Boulder City Water: The Quick Version
- Your city's water systems recorded 22 violations in the past 5 years.
- Average lead level: 0.0024 mg/L.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 12.48 — above typical levels.
Water Systems Serving Boulder City
3 water utilities share the residential service territory in Boulder City, NV — out of 4 total systems in federal records.
Overview
We track water quality and home safety data for 2 ZIP codes in Boulder City, Nevada, covering 4 community water systems serving approximately 14,925 people.
2 of 2 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Boulder City: A (87/100)
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
Boulder City water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0024 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 2 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Revised Total Coliform Rule | Microbiological | 27 | 2 |
| Surface Water Treatment Rule | Treatment Technique | 6 | 2 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 89005 | A | 11 | 0 | Boulder City |
| 89006 | A | 11 | 0 | Boulder City |
All ZIP Codes in Boulder City
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.
CDC Health Data for Boulder City
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
Key Contaminants Detected in Boulder City
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Boulder City: Remediation Cost in Perspective
When estimated remediation is placed alongside median property values in Boulder City, the resulting ratio is low — a finding consistent with a household financial perspective where documented issues can be addressed without a meaningful impact on overall equity position, making this market one of the more favorable contexts for remediation planning.
Remediation costs in Boulder City are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 5% above the Nevada average.
Protecting Children from Lead in Boulder City
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 Boulder City 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 Boulder City
Taken together, Boulder City's 6 NFIP flood insurance claims and 50% FEMA flood zone coverage place it in the moderate range of exposure. That middle position has specific implications for water quality. The contamination pathways that flooding can open — surface water overwhelming treatment facility intake, floodwaters infiltrating private wells, distribution pressure changes creating backflow — are not constant risks in a moderate-exposure community. But they do become active during significant flood events, and the claim record here indicates enough of those events to make flood timing an occasional factor in local water quality conversations.
Boulder City has a moderate flood history with 6 FEMA claims averaging $3,614 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>$1,200</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 Boulder City, NV