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States / Missouri

Clay County, MO

The federal environmental record for Clay County (population 259,772): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.

2

Superfund NPL sites

4

federal cleanup sites

6

PFAS-detecting water systems

20

TRI facilities

24

open tank releases

Superfund NPL sites

SiteCityStatusListed
Armour RoadNorth Kansas Cityon the NPL05/10/1999
Lee ChemicalLibertyon the NPL06/10/1986

Drinking water: PFAS testing

Public water systems serving Clay 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.

SystemHighest resultsReading
KANSAS CITY PWS

MO1010415

PFBA: 5.6 ng/L

detected
KEARNEY PWS

MO1010416

PFBA: 6.5 ng/L

detected
NORTH KANSAS CITY PWS

MO1010580

PFHxS: 9.2 ng/L

PFHxA: 4.3 ng/L

PFPeA: 4.2 ng/L

detected
SMITHVILLE PWS

MO1010748

PFBA: 7.7 ng/L

detected
CLAY COUNTY PWSD 6

MO1024146

PFBA: 6.1 ng/L

detected
CLAY COUNTY PWSD 8

MO1024149

PFBA: 6.9 ng/L

detected

On a system with detections? Testing and treatment options

Facilities reporting toxic releases (2024)

20 facilities in Clay filed TRI reports for 2024, totalling 1.3M lb released.

FacilityCityTop chemicalsTotal released
FORD MOTOR COMPANY--KANSAS CITY ASSEMBLY PLANTCLAYCOMO1,2,4-Trimethylbenzene, n-Butyl alcohol1.3M lb
AMERICAN ITALIAN PASTA COEXCELSIOR SPRINGSSulfuryl fluoride21k lb
TNEMEC CO INCNORTH KANSAS CITYXylene (mixed isomers), Methyl isobutyl ketone17k lb
INGREDION INCNORTH KANSAS CITYPropylene oxide9k lb
ARKEMA COATING RESINSNORTH KANSAS CITYEthylene glycol4k lb
CENTURY CONCRETE INC RANDOLPH FACILITYKANSAS CITYNitrate compounds (water dissociable; reportable only when in aqueous solution), Lead compounds1k lb
DAVIS PAINT CONORTH KANSAS CITYXylene (mixed isomers), Ethylbenzene1k lb
POLYMERIC USNORTH KANSAS CITYCertain glycol ethers913 lb
HENKEL US OPERATIONS CORPNORTH KANSAS CITYVinyl acetate, Nitrate compounds (water dissociable; reportable only when in aqueous solution)777 lb
GEIGER READY MIXLIBERTYBarium, Lead672 lb
LMV AUTOMOTIVE SYSTEMSLIBERTYCopper, Manganese447 lb
TENNECO AUTOMOTIVE OPERATING CO INC.KANSAS CITYNickel, Chromium431 lb
US GYPSUM CONORTH KANSAS CITYZinc compounds, Lead compounds367 lb
DAKOTA BODIES LLCLIBERTYManganese, Chromium270 lb
PAS TECHNOLOGIES DBA STANDARDAERONORTH KANSAS CITYN,N-Dimethylformamide250 lb
HOLLAND NAMEPLATE INCNORTH KANSAS CITYChromium, Nickel7 lb
VARIFORM INCKEARNEY-0 lb
PENNYS CONCRETEKANSAS CITY-0 lb
MARTIN OPERATING PARTNERS MARTIN LUBRICANTSKANSAS CITY-0 lb
EXCELSIOR SPRINGS SEATING SYSTEMSEXCELSIOR SPRINGSDiisocyanates0 lb

Underground fuel tanks

EPA's UST Finder records 395 tank facilities in Clay: 292 tanks in service and 966 closed. 229 fuel releases are on record, of which 24 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps Clay as Zone 1, the highest predicted indoor radon levels (over 4 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 - $39

All federal cleanup sites on file

The wider Superfund enterprise inventory (SEMS) for Clay, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.

  • ANGELS ATTIC THRIFT STORE ABANDONED DRUM SITEGLADSTONE
  • ARMOUR ROAD SUPERFUND SITEN KC
  • BRENNTAG - MID SOUTH DIVISIONKANSAS CITY
  • LEE CHEMICALLIBERTY