Clark County, NV
The federal environmental record for Clark County (population 2,336,573): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
22
federal cleanup sites
4
PFAS-detecting water systems
50
TRI facilities
107
open tank releases
Drinking water: PFAS testing
Public water systems serving Clark with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| LAS VEGAS VALLEY WATER DISTRICT NV0000090 | PFHxA: 5.6 ng/L PFPeA: 4.8 ng/L | detected |
| CREECH AIR FORCE BASE NV0001081 | PFHxA: 3.3 ng/L | detected |
| NEW YORK NEW YORK HOTEL AND CASINO NV0001112 | PFBA: 6.3 ng/L | detected |
| POLO TOWERS NV0001127 | PFBA: 6.2 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
50 facilities in Clark filed TRI reports for 2024, totalling 2.0M lb released. The 25 largest by volume:
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| EMD ACQUISITION LLC | HENDERSON | Manganese compounds, Aluminum (fume or dust) | 1.9M lb |
| CROWN BEVERAGE PACKAGING | MESQUITE | Certain glycol ethers, n-Butyl alcohol | 40k lb |
| US DOD USAF NELLIS AFB | NELLIS AFB | Copper, Lead | 29k lb |
| AQUATIC CO | MOAPA | Styrene, Methyl methacrylate | 12k lb |
| LHOIST NA OF ARIZONA-APEX PLANT (PART) | LAS VEGAS | Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Lead And Lead Compounds | 11k lb |
| NUCOR INSULATED PANEL GROUP | NORTH LAS VEGAS | Diisocyanates, Nonylphenol Ethoxylates | 5k lb |
| U.S. DOD USAF NELLIS AFB TEST & TRAINGING RANGE | NELLIS AFB | Lead | 3k lb |
| MAY MANUFACTURING LLC (DBA ARTESIAN SPAS) | LAS VEGAS | Styrene | 3k lb |
| PRO PETROLEUM LLC - LAS VEGAS TERMINAL | LAS VEGAS | Toluene, Xylene (mixed isomers) | 2k lb |
| RELADYNE WEST LLC | NORTH LAS VEGAS | Zinc compounds | 866 lb |
| WESTLAKE ROYAL ROOFING - HENDERSON | HENDERSON | Chromium compounds (except for chromite ore mined in the Transvaal Region), Lead | 409 lb |
| PIONEER AMERICAS LLC D/B/A OLIN CHLOR ALKALI PRODUCTS | HENDERSON | Chlorine | 352 lb |
| THATCHER CO OF NEVADA | HENDERSON | Chlorine | 74 lb |
| REBEL OIL CO INC - LAS VEGAS TERMINAL | LAS VEGAS | n-Hexane, Naphthalene | 59 lb |
| TRANSPORTATION SYSTEMS SERVICES OPERATIONS INC. | NORTH LAS VEGAS | Manganese, Nickel | 40 lb |
| GEORGIA-PACIFIC GYPSUM LLC | NORTH LAS VEGAS | Lead compounds | 27 lb |
| ANDERSON DAIRY | LAS VEGAS | Nitric acid | 10 lb |
| CREECH AIR FORCE BASE | INDIAN SPRINGS | Naphthalene | 10 lb |
| NEVADA READY MIX LONE MOUNTAIN | LAS VEGAS | Lead compounds | 7 lb |
| SERVICE ROCK PRODUCTS INC-LONE MOUNTAIN NV FACILITY | LAS VEGAS | Lead compounds | 5 lb |
| NEVADA READY MIX BONANZA | LAS VEGAS | Lead compounds | 3 lb |
| SERVICE ROCK PRODUCTS INC. - 4TH STREET | HENDERSON | Lead compounds | 3 lb |
| CERTAIN TEED GYPSUM LAS VEGAS PLANT | LAS VEGAS | Mercury And Mercury Compounds, Lead And Lead Compounds | 3 lb |
| SERVICE ROCK PRODUCTS INC. - BEESLEY NV | LAS VEGAS | Lead compounds | 3 lb |
| SERVICE ROCK PRODUCTS INC SLOAN | LAS VEGAS | Lead compounds | 3 lb |
Underground fuel tanks
EPA's UST Finder records 1,859 tank facilities in Clark: 2,304 tanks in service and 3,275 closed. 1,411 fuel releases are on record, of which 107 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Clark as Zone 3, the lowest predicted indoor radon (under 2 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Clark, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- BASIC MGMT INCHENDERSON
- BLACK BEAR PATENTSEARCH LIGHT
- BLACK WASH MERCURY SPILL ERHENDERSON
- CALNEVARI FIREWORKSLAUGHLIN
- CATALINA GRAPHIC FILMS MERCURY RELEASELAS VEGAS
- CRESCENT MINING LTDSEARCHLIGHT
- FIESTIVES MANUFACTURING SITE - WHITNEYLAS VEGAS
- HENDERSON LANDFILLHENDERSON
- HENDERSON LEAD CONTAMINATION SOIL SITEHENDERSON
- HENDERSON MERCURY SPILLHENDERSON
- INTERMOUNTAIN EXPLORATIONBOULDER CITY
- NELLIS AFBLAS VEGAS
- NEVADA TEST SITE NEVADA OPERATIONS OFFICENORTH LAS VEGAS
- OCEAN MIST GARAGE (OMG)LAS VEGAS
- OSAGE MILL SITESANDY VALLEY
- SANDY VALLEY LANDFILL SITESANDY
- SAYLOR WAY MERCURY SPILLLAS VEGAS
- SEARCHLIGHT LANDFILLSEARCHLIGHT
- STAUFFER CHEM CO ICDHENDERSON
- TRANSPORTATION SECURITY ADMINLAS VEGAS
- U.S. NATL PARK SERVICE LAKE MEAD NRA (LAME)BOULDER CITY
- US DOI BR LOWER COLORADO REG OFFICEBOULDER CITY