Clark Water Quality Report
14 cities ranked · Average grade: B · Nevada
Avg Score
77.8
Cities Ranked
14
Health Violations
9
PFAS Detected
8
77.8
County avg score
14
Cities ranked
71%
A or B grade
21%
D or F grade
9
Health violations
8
PFAS detected
Grade Distribution
How Clark cities scored
A
8
57%
Excellent
B
2
14%
Good
C
1
7%
Fair
D
2
14%
Poor
F
1
7%
Failing
Comparison
County vs Nevada average
▲ 2.6 pts above state average
City Map
Water quality across Clark
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Clark
County context
98.2%
of residents on fluoridated water (CDC, 2020)
0
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Clark
Industrial polluters nearby
Facilities reporting the most surface-water releases in Clark, 2023.
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
AMERITYRE CORP BOULDER CITY, NV89005 | — | — |
HOOVER DAM WAREHOUSE BOULDER CITY, NV89005 | — | — |
WELLS ENTERPRISES INC. HENDERSON, NV89011 | — | — |
EMD ACQUISITION LLC HENDERSON, NV89015 | — | — |
LAS VEGAS PAVING CORP HENDERSON, NV89015 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Full Rankings
All 14 cities in Clark
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Jean | A | 94.5 | 560 | 6 | Unresolved | |
| 2 | Searchlight | A | 94.3 | 760 | 8 | Unresolved | |
| 3 | Blue Diamond | A | 93.7 | 527 | 20 | Unresolved | |
| 4 | Kyle Canyon | A | 93 | 1K | 0 | Zero violations | |
| 5 | North Las Vegas | A | 92.8 | 377K | 1 | ||
| 6 | Moapa | A | 90 | 9K | 59 | Health Unresolved | |
| 7 | Indian Springs | A- | 87.3 | 900 | 96 | Health Unresolved | |
| 8 | Laughlin | A- | 87 | 9K | 7 | Health Unresolved | |
| 9 | Nellis Afb | B+ | 81 | 19K | 13 | Health Unresolved | |
| 10 | Boulder | B- | 73.8 | 708 | 22 | Health Unresolved | |
| 11 | Boulder City | C | 64.2 | 16K | 107 | Health Unresolved | |
| 12 | Henderson | D+ | 51.8 | 337K | 170 | Health Unresolved | |
| 13 | Mesquite | D | 46.6 | 26K | 704 | Health Unresolved | |
| 14 | Las Vegas | F | 39.8 | 1.6M | 2044 | Health Unresolved |