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States / Kansas

Shawnee County, KS

The federal environmental record for Shawnee County (population 177,746): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.

1

Superfund NPL sites

4

federal cleanup sites

3

PFAS-detecting water systems

8

TRI facilities

58

open tank releases

Superfund NPL sites

SiteCityStatusListed
Hydro-Flex Inc.Topekadeleted03/31/1989

Drinking water: PFAS testing

Public water systems serving Shawnee 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
TOPEKA, CITY OF

KS2017701

PFBA: 5.1 ng/L

detected
SHAWNEE CO RWD 8

KS2017708

PFHxS: 3.2 ng/L

detected
SHAWNEE CO RWD 4C

KS2017718

PFBA: 5.8 ng/L

detected

On a system with detections? Testing and treatment options

Facilities reporting toxic releases (2024)

8 facilities in Shawnee filed TRI reports for 2024, totalling 1.5M lb released.

FacilityCityTop chemicalsTotal released
FUTAMURA USA INCTECUMSEHCarbon disulfide, Hydrogen sulfide1.3M lb
THE GOODYEAR TIRE & RUBBER COTOPEKAZinc compounds, Cobalt compounds165k lb
INDUSTRIAL CHROME INC DBA ICI MANUFACTURINGTOPEKAChromium compounds (except for chromite ore mined in the Transvaal Region)22k lb
MARS WRIGLEYTOPEKAAmmonia15k lb
AMERICAN PHOENIX INC. - TOPEKA KSTOPEKAZinc compounds, Cobalt compounds6k lb
FRITO LAY INCTOPEKANitrate compounds (water dissociable; reportable only when in aqueous solution)5k lb
OLDCASTLE PRECAST INCTOPEKALead compounds, Mercury compounds69 lb
BIG HEART PET BRANDSTOPEKA-0 lb

Underground fuel tanks

EPA's UST Finder records 602 tank facilities in Shawnee: 303 tanks in service and 1,295 closed. 725 fuel releases are on record, of which 58 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps Shawnee as Zone 2, moderate predicted indoor radon (2 to 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 Shawnee, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.

  • FORBES FIELD (EX) AIR FORCE BASETOPEKA
  • FORBES FIELD AIR NATIONAL GUARDTOPEKA
  • HYDRO-FLEX INC.TOPEKA
  • PCE SOUTH KANSAS AVENUETOPEKA