PlainWater
Counties → Nevada

Clark County, Nevada

Water Systems
145
Population Served
2,620,052
Total Violations
14,829
1,697 health-based
PFAS Detected
27
of 28 tested

Violation Analysis

91.0%
Systems with Violations
102.3
Avg Violations per System
11.4%
Health-Based Violations

Water Source Types

SW
39 systems (27%)
GW
11 systems (8%)

PFAS Contamination

28
Systems Tested
27
PFAS Detected
96.4%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Clark Nevada water systems by violation status, EPA SDWIS records.

No violations on record (5) One or more violations (45)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Las Vegas Valley Water District 1,539,277 193 Detected
North las Vegas Utilities 376,515 1 Clean
Henderson City Of 336,534 5 Clean
Virgin Valley Water District 26,000 2,313 Clean
Venetian Palazzo 19,387 30 Clean
Nellis Air Force Base 19,081 42 Clean
City Center Hotels 17,739 0 Clean
Bellagio Resort and Casino 17,171 6 Clean
Mgm Grand Hotel and Casino 15,500 0 Clean
Boulder City 15,000 7 Clean
Fontainebleau las Vegas 11,644 0 -
Resorts World las Vegas 11,250 4 -
Mandalay Bay Resort and Casino 10,549 8 -
Luxor Resort and Casino 9,796 3 -
Flamingo las Vegas Hotel and Casino 9,421 33 Clean
Wynn Resorts 9,416 26 Clean
Big Bend Water District 9,000 18 Clean
Excalibur Resort and Casino 8,977 8 -
Moapa Valley Water District 8,500 95 Clean
Paris las Vegas Hotel and Casino 8,178 19 -
Harrahs las Vegas 8,031 9 Clean
Horseshoe las Vegas Hotel and Casino 7,850 17 Clean
Rio Resort and Casino 7,132 7 Clean
Primm Valley Casino Resorts 7,000 247 Clean
New York New York Hotel and Casino 7,000 0 Detected
Planet Hollywood Hotel and Casino 6,509 30 Clean
Caesars Palace 6,372 25 -
Southern Desert Correctional Ctr Ndoc 6,200 180 Clean
Grandview at las Vegas 5,750 7 Clean
Cosmopolitan Hotel 5,534 10 Clean
Linq Hotel and Casino 5,172 12 Clean
Creech Air Force Base 4,200 197 Detected
Riverside Resort 3,732 33 -
M Resort Spa and Casino 3,550 80 Clean
Harrahs Laughlin 3,351 0 -
Loves Travel Stop and Country Store 3,025 19 -
Hoover Dam 3,000 109 -
Circus Circus Casino 2,668 3 -
Hilton Grand Vacations Elara 2,544 10 -
Lee Canyon Campgrounds Usfs 2,505 56 -
Hilton Grand Vacations las Vegas Blvd 2,488 14 -
Valley of Fire State Park 2,365 24 -
Signature Towers 2,356 2 -
Park Mgm 1,980 19 -
Blue Diamond Rainbow SW Plaza Water 1,871 79 -
Red Rock Canyon Visitor Center Blm 1,744 84 -
Polo Towers 1,512 27 Detected
Cromwell Hotel and Casino 1,500 6 -
Wyndham Grand Desert 1,291 48 -
Waldorf Astoria Hotel las Vegas 1,255 33 -

Other Counties in Nevada

Washoe County
72 systems · 494,328 served · 6,370 violations
County NV025 County
4 systems · 59,225 served · 719 violations
Douglas County
38 systems · 54,913 served · 5,162 violations
Elko County
44 systems · 51,925 served · 3,094 violations
Lyon County
30 systems · 51,309 served · 4,095 violations
Nye County
96 systems · 33,987 served · 5,864 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Clark County? ▼
Clark County has 14,829 total drinking water violations across 145 water systems, of which 1,697 are health-based violations. 91.0% of systems have at least one violation.
How many people get water from Clark County systems? ▼
Water systems in Clark County serve approximately 2,620,052 people through 145 public water systems.
Has PFAS been detected in Clark County water? ▼
Of 28 water systems tested for PFAS in Clark County, 27 had PFAS detected (96.4% detection rate).
What types of water sources supply Clark County? ▼
Water systems in Clark County use SW (39 systems), GW (11 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 11.4% of Clark County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.