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States / Iowa

Delaware County, IA

The federal environmental record for Delaware County (population 17,600): 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

6

TRI facilities

3

open tank releases

Drinking water: PFAS testing

No public water system serving Delaware 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)

6 facilities in Delaware filed TRI reports for 2024, totalling 26k lb released.

FacilityCityTop chemicalsTotal released
BIG RIVER UNITED ENERGY LLCDYERSVILLEn-Hexane, Acetaldehyde26k lb
STRYTEN MANCHESTER LLCMANCHESTERLead And Lead Compounds, Antimony And Antimony Compounds350 lb
XL SPECIALIZED TRAILERS INCMANCHESTERManganese, Lead98 lb
HENDERSON PRODUCTS INCMANCHESTERManganese, Chromium77 lb
ROCKWELL COLLINS - MANCHESTER OPERATIONSMANCHESTERLead8 lb
HUBBARD FEEDS INCDYERSVILLE-0 lb

Underground fuel tanks

EPA's UST Finder records 114 tank facilities in Delaware: 54 tanks in service and 243 closed. 41 fuel releases are on record, of which 3 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps Delaware 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