Montgomery County, MO
The federal environmental record for Montgomery County (population 11,459): 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
4
TRI facilities
1
open tank releases
Drinking water: PFAS testing
Public water systems serving Montgomery 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 |
|---|---|---|
| MONROE COUNTY PWSD 2 MO2024402 | PFBA: 8.8 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
4 facilities in Montgomery filed TRI reports for 2024, totalling 797 lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| CERTAINTEED JONESBURG ROOFING PLANT | JONESBURG | Copper And Copper Compounds, Polycyclic aromatic compounds | 796 lb |
| CHRISTY MINERALS LLC | HIGH HILL | Lead compounds | 1 lb |
| PURINA ANIMAL NUTRITION LLC - MONTGOMERY CITY | MONTGOMERY CITY | - | 0 lb |
| CARGILL FEED & NUTRITION MONTGOMERY CITY | MONTGOMERY CITY | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 43 tank facilities in Montgomery: 17 tanks in service and 103 closed. 17 fuel releases are on record, of which 1 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Montgomery 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