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States / Michigan

Marquette County, MI

The federal environmental record for Marquette County (population 66,999): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.

1

Superfund NPL sites

6

federal cleanup sites

0

PFAS-detecting water systems

4

TRI facilities

120

open tank releases

Superfund NPL sites

SiteCityStatusListed
Cliff/Dow DumpMarquettedeleted09/08/1983

Drinking water: PFAS testing

No public water system serving Marquette reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.

Facilities reporting toxic releases (2024)

4 facilities in Marquette filed TRI reports for 2024, totalling 4.6M lb released.

FacilityCityTop chemicalsTotal released
EAGLE MINE LLC-HUMBOLDT MILLCHAMPIONNickel compounds, Copper compounds4.3M lb
EAGLE MINEMICHIGAMMENickel compounds, Copper compounds287k lb
DYNO NOBEL INCISHPEMINGAmmonia500 lb
POTLATCHDELTIC LAND & LUMBER LLC.GWINNLead And Lead Compounds12 lb

Underground fuel tanks

EPA's UST Finder records 305 tank facilities in Marquette: 150 tanks in service and 756 closed. 205 fuel releases are on record, of which 120 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps Marquette 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 Marquette, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.

  • CLIFF/DOW DUMPMARQUETTE
  • HUMBOLDT MILL HISTORIC ORE PROCESSING FACILITYCHAMPION
  • KIRKLAND BLDGNEGAUNEE
  • PELLESTARNEGAUNEE
  • US AIR FORCE K I SAWYER AFBGWINN
  • USCG OLD STATION MARQUETTEMARQUETTE