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States / Iowa

Hancock County, IA

The federal environmental record for Hancock County (population 10,615): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.

0

Superfund NPL sites

0

federal cleanup sites

0

PFAS-detecting water systems

7

TRI facilities

5

open tank releases

Drinking water: PFAS testing

No public water system serving Hancock 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)

7 facilities in Hancock filed TRI reports for 2024, totalling 87k lb released.

FacilityCityTop chemicalsTotal released
MG WALDBAUM COBRITTNitrate compounds (water dissociable; reportable only when in aqueous solution)58k lb
CDI LLCFOREST CITYXylene (mixed isomers), Certain glycol ethers11k lb
WINNEBAGO INDUSTRIES INC.FOREST CITYStyrene10k lb
ZINPRO CORPGARNERZinc compounds, Manganese compounds8k lb
IOWA MOLD TOOLING COGARNERManganese89 lb
STELLAR INDUSTRIES INC - GARNER PLANTGARNERManganese, Lead45 lb
STELLAR INDUSTRIES INC - KANAWHA PLANTKANAWHALead0 lb

Underground fuel tanks

EPA's UST Finder records 76 tank facilities in Hancock: 39 tanks in service and 177 closed. 40 fuel releases are on record, of which 5 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps Hancock 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