STATE REPORT NV 36 HEALTH VIOLATIONS

Nevada Home Safety Profiles by ZIP

254 ZIP codes · 57 water systems · IPC/UPC plumbing code · Updated

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData, NWS, State plumbing boards, Rewiring America

ZipCheckup tracks drinking-water and home-safety data for 254 ZIP codes across Nevada, covering 57 public water systems that serve about 2,991,211 people. 31 ZIP codes carry at least one EPA violation on record.

254
ZIP Codes
57
Water Systems
31
ZIPs with Violations
IPC/UPC
Plumbing Code
B · 84
Avg Safety Score
1
ZIPs Exceeding Lead Limit
16%
High Radon Risk (Zone 1)
#10
of 50 States
72%
ZIPs Rated A or B
28%
ZIPs with Violations
B
Nevada average: 84/100 - ranked #10 of 50 states. 11 points above the national average (73). 72% of ZIP codes scored A or B.

If statewide compliance data is your starting point, Nevada offers a solid baseline - monitoring records across utility districts show strong adherence to federal standards, with health-based violations limited to a small share of the state's water systems.

Score Distribution

How Nevada's 254 ZIP codes are distributed across safety grades.

63
A
5
B
25
C
2
D
0
F
85-10070-8455-6940-540-39

Home Safety Scores by State

Loading map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

Model 4.0.0 inputs: EPA SDWIS, UCMR5 PFAS, EPA radon zones, annual county AQI •

Top 10 Safest ZIP Codes in Nevada

Highest Home Safety Scores in the state.

#ZIP CodeCityCountyScoreGrade
1 89002 HendersonClark 92 A
2 89005 Boulder CityClark 92 A
3 89011 HendersonClark 92 A
4 89012 HendersonClark 92 A
5 89014 HendersonClark 92 A
6 89015 HendersonClark 92 A
7 89027 MesquiteClark 92 A
8 89029 LaughlinClark 92 A
9 89030 North Las VegasClark 92 A
10 89031 North Las VegasClark 92 A

10 Lowest-Scoring ZIP Codes in Nevada

#ZIP CodeCityCountyScoreGradeViolations
1 89408 FernleyLyon 49 D 2
2 89449 StatelineDouglas 50 D 60
3 89410 GardnervilleDouglas 57 C 24
4 89447 YeringtonLyon 62 C 15
5 89460 GardnervilleDouglas 64 C 4
6 89801 ElkoElko 65 C 5
7 89506 RenoWashoe 65 C 24
8 89521 RenoWashoe 66 C 1
9 89508 RenoWashoe 66 C 23
10 89441 SparksWashoe 66 C 2

County Rankings

Water quality breakdown by county. 17 counties with data in Nevada.

Loading county map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

County-level aggregation of measured ZIP Home Safety Scores • EPA SDWIS, UCMR 5 PFAS, EPA radon zones, EPA AirData

CountyAvg ScoreGradeZIPsBest ZIPWorst ZIP
32001 83 B 3 89406 (83) 89406 (83)
32003 92 A 124 89002 (92) 89121 (91)
32005 61 C 9 89423 (67) 89449 (50)
32007 74 B 17 89815 (83) 89801 (65)
32009 N/A N/A 3 N/A N/A
32011 N/A N/A 2 N/A N/A
32013 N/A N/A 8 N/A N/A
32015 N/A N/A 2 N/A N/A
32017 N/A N/A 5 N/A N/A
32019 59 C 6 89403 (67) 89408 (49)
32021 N/A N/A 4 N/A N/A
32023 72 B 12 89048 (72) 89048 (72)
32027 N/A N/A 2 N/A N/A
32029 N/A N/A 2 N/A N/A
32031 68 C 40 89704 (83) 89506 (65)
32033 66 C 6 89301 (66) 89301 (66)
32510 N/A N/A 9 N/A N/A

Most Common Contaminants in Nevada

Contaminant / RuleCategoryZIPs AffectedViolationsHealth Risk
Lead Inorganic 14 27 No
Consumer Confidence Report Rule Reporting 14 23 Yes
Haloacetic Acids (HAA5) Disinfection Byproducts 11 15 Yes
Barium Inorganic 9 57 Yes
Total Trihalomethanes (TTHM) Disinfection Byproducts 9 13 No
Atrazine Organic 7 7 No
Stage 2 DBP Rule Treatment Technique 7 18 Yes
Surface Water Treatment Rule Treatment Technique 6 9 No

Overview

We track multi-source home safety signals for 254 ZIP records across Nevada. Home Safety Score model 4.0.0 is published for 95 scored records; missing required evidence suppresses the score.

The EPA snapshots used for this build directly map water systems to 111 ZIP records, covering 57 community water systems that serve approximately 2,991,211 people.

31 of 111 ZIP codes with a reported violation count in the available EPA record (28%) have recorded EPA violations. 36 health-based violations appear in the available health breakdown.

Plumbing Regulations

Nevada follows the Mixed — county-level adoption (Varies edition).

  • Plumbing code: IPC/UPC (Varies)
  • Homeowner DIY: Licensed plumber required
  • Water heater permit: Required
  • Annual backflow test: Required
  • Seismic strapping: Required

Full Nevada regulations →

Areas with Most Violations

ZIP Code City Home Safety Grade Violations Health-Based System
89423 Minden C 103 0 Town of Minden
89448 Zephyr Cove — 62 5 Kingsbury Gid
89449 Stateline D 60 4 Kingsbury Gid
89413 Glenbrook — 37 1 Kingsbury Gid
89429 Silver Springs — 33 2 Silver Springs Mutual Water Company
89048 Pahrump B 32 2 Great Basin Water Company
89301 Ely C 27 0 Ely Municipal Water Department
89410 Gardnerville C 24 1 Gardnerville Water Company
89506 Reno C 24 22 Truckee Meadows Water Authority
89508 Reno C 23 22 Great Basin Water Company Cold Springs

Areas with No Violations

ZIP Code City Home Safety Grade System Population
89002 Henderson A City of Henderson 336,534
89005 Boulder City A Boulder City 15,000
89011 Henderson A City of Henderson 336,534
89012 Henderson A City of Henderson 336,534
89014 Henderson A City of Henderson 336,534
89015 Henderson A City of Henderson 336,534
89027 Mesquite A Virgin Valley Water District 26,000
89029 Laughlin A Big Bend Water District 9,000
89030 North Las Vegas A North Las Vegas Utilities 376,515
89031 North Las Vegas A North Las Vegas Utilities 376,515

Home Safety Score

Average Home Safety Score for Nevada: B (84/100) across 95 scored of 254 tracked ZIP records.

Model 4.0.0 uses the canonical components water-compliance, pfas-mcl-screen, radon-zone, annual-aqi across 3 required domains. The sections below provide additional context and do not change that score. Missing required evidence suppresses the score, and a favorable result is not a property-level safety certification.

Lead & Copper

  • Average lead level (90th percentile): 0.0024 mg/L (EPA action level: 0.015 mg/L)
  • 1 of 111 ZIP codes with known status exceed the EPA lead action level

Radon Risk

  • High risk (Zone 1): 38 ZIP codes (16%)
  • Moderate risk (Zone 2): 82 ZIP codes
  • Low risk (Zone 3): 125 ZIP codes

ZIP Code Reports for Nevada

Largest Communities

ZIP Code City Population Safety Grade Violations
89115 Las Vegas 1,934,873 A 1
89030 North Las Vegas 1,915,792 A 0
89032 North Las Vegas 1,915,792 A 0
89101 Las Vegas 1,915,792 A 0
89106 Las Vegas 1,915,792 A 0
89108 Las Vegas 1,915,792 A 0
89110 Las Vegas 1,915,792 A 0
89130 Las Vegas 1,915,792 A 0
89131 Las Vegas 1,915,792 A 0
89156 Las Vegas 1,915,792 A 0
89011 Henderson 1,875,811 A 0
89014 Henderson 1,875,811 A 0
89052 Henderson 1,875,811 A 0
89054 Sloan 1,875,811 — 0
89074 Henderson 1,875,811 A 0
89120 Las Vegas 1,875,811 A 0
89122 Las Vegas 1,875,811 A 0
89123 Las Vegas 1,875,811 A 0
89183 Las Vegas 1,875,811 A 0
89121 Las Vegas 1,540,137 A 2

Lowest Published Home Safety Scores

ZIP Code City Score Grade Violations
89408 Fernley 49 D 2
89449 Stateline 50 D 60
89410 Gardnerville 57 C 24
89447 Yerington 62 C 15
89460 Gardnerville 64 C 4

Highest Published Home Safety Scores

ZIP Code City Score Grade Violations
89002 Henderson 92 A 0
89005 Boulder City 92 A 0
89011 Henderson 92 A 0
89012 Henderson 92 A 0
89014 Henderson 92 A 0

All 254 ZIP Codes in Nevada

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Largest water systems in Nevada

The 12 biggest community water systems serving Nevada, of 57 total.

Show all 12 water systems

Systems with the most violations in Nevada

12 systems in Nevada with the most recorded EPA violations.

Frequently Asked Questions

Is the water safe to drink in Nevada?

Nevada has 57 community water systems serving 2,991,211 people across 254 ZIP codes. There are 355 recorded violations, including 36 health-based. 31 of 254 ZIP codes have at least one violation.

What plumbing code does Nevada follow?

Nevada follows the IPC/UPC plumbing code. A licensed plumber is generally required for plumbing work.

Is lead a concern in Nevada's drinking water?

1 ZIP code in Nevada has lead levels exceeding the EPA action level of 0.015 mg/L.

What is the radon risk in Nevada?

16% of ZIP codes in Nevada fall in EPA Radon Zone 1 (highest risk).

How to cite this page

APA ZipCheckup. (2026). Nevada Home Safety Profiles by ZIP. https://zipcheckup.com/states/nevada/
BibTeX 
@misc{zipcheckup-states-nevada,
  author = {{ZipCheckup}},
  title  = {{Nevada Home Safety Profiles by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/states/nevada/}
}

Page version: August 2026.

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