McLean County, IL
The federal environmental record for McLean County (population 170,441): 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
1
PFAS-detecting water systems
6
TRI facilities
86
open tank releases
Drinking water: PFAS testing
Public water systems serving McLean 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.
| System | Highest results | Reading |
|---|---|---|
| BLOOMINGTON, IL IL1130200 | PFBA: 5.2 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
6 facilities in McLean filed TRI reports for 2024, totalling 388k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CARGILL INC | BLOOMINGTON | n-Hexane, Cyclohexane | 312k lb |
| RIVIAN AUTOMOTIVE | NORMAL | Diisocyanates, n-Butyl alcohol | 76k lb |
| BRIDGESTONE AMERICAS OFF ROAD | NORMAL | Zinc compounds, Polycyclic aromatic compounds | 25 lb |
| AMERICAN BUILDINGS CO EL PASO | EL PASO | Manganese, Lead | 8 lb |
| VCNA PRAIRIE LLC - YARD 1026 | BLOOMINGTON | Lead | 0 lb |
| OLDCASTLE LAWN & GARDEN | MC LEAN | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 443 tank facilities in McLean: 310 tanks in service and 941 closed. 315 fuel releases are on record, of which 86 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps McLean 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