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Brownfield sites in Warren County, Illinois
EPA lists 13 brownfield sites in Warren County. Grant recipients report them. 1 carry EPA's ready-for-reuse flag.
Zoning: Check zoning with the city.
The sites
Each row is a site name and city, as EPA holds them. Where several sites share a name, the count shows how many.
| Site | City | Sites | EPA flags |
|---|---|---|---|
| Former Maple City Dairy | Monmouth | 1 | Assessment |
| Former Monmouth City Hall | Monmouth | 1 | Ready for reuse, Assessment |
| Former National Bank of Monmouth Building | Monmouth | 1 | Assessment |
10 more sites have an address or parcel number as the EPA name. We count them but don't show the name.
To see each site in Warren County on a map, use the Cleanups in My Community map, on EPA's site.
EPA flags
| EPA flag | Sites |
|---|---|
| Ready for reuse | 1 |
| Assessment | 13 |
| Cleanup | 0 |
| Targeted assessment | 0 |
| State or tribal program | 0 |
| Multipurpose grant | 0 |
| Area-wide planning | 0 |
A site can carry more than one flag. The grant flags show which kinds of EPA brownfield funding a site is listed under.
What this data holds
- Acreage isn't in EPA's national data, so we don't show site sizes.
- We hold no flood data for these sites.
- We show the city and county, not street addresses.
- Grant recipients report these sites to EPA. A flag is EPA's record, not a site visit.
Go further with a paid plan
A paid plan runs site reports and area scans on the sites you pick. How much we read varies by state.
Starter: US$39 a month for 100 credits. Run full site reports, area scans and letter drops.
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US EPA data, as of 18 Oct 2026, reported by grant recipients. Not endorsed by EPA. Not legal or environmental advice; confirm with the state or EPA region.