Leon County, FL
The federal environmental record for Leon County (population 296,913): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
7
federal cleanup sites
2
PFAS-detecting water systems
5
TRI facilities
193
open tank releases
Drinking water: PFAS testing
Public water systems serving Leon 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 |
|---|---|---|
| BRADFORDVILLE REGIONAL W/S FL1370393 | PFOS: 17.4 ng/L PFHxS: 8.4 ng/L | above final limit |
| TALLAHASSEE, CITY OF FL1370655 | PFOS: 7.9 ng/L PFHxS: 3.5 ng/L PFBS: 3.2 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
5 facilities in Leon filed TRI reports for 2024, totalling 8k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| SAFETY-KLEEN SYSTEMS TALLAHASSEE (TAL) | TALLAHASSEE | Ethylene glycol, Polycyclic aromatic compounds | 4k lb |
| CITY OF TALLAHASSEE ARVAH B. HOPKINS GENERATING STATION | TALLAHASSEE | Ammonia | 3k lb |
| VEOLIA N.A. INC. | TALLAHASSEE | Lead compounds, Mercury | 388 lb |
| DANFOSS TURBOCOR COMPRESSORS INC. | TALLAHASSEE | - | 0 lb |
| BEST BLOCK - TALLAHASSEE BLOCK PLANT | TALLAHASSEE | Lead | 0 lb |
Underground fuel tanks
EPA's UST Finder records 650 tank facilities in Leon: 271 tanks in service and 1,770 closed. 525 fuel releases are on record, of which 193 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Leon 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 - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Leon, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- 2858 MAHAN DRIVE MERCURY SPILLTALLAHASSEE
- CASCADE LANDFILLTALLAHASSEE
- CASCADE PARK GASIFICATION PLANTTALLAHASSEE
- DAVIS REFINING CORPORATIONTALLAHASSEE
- LEON WOOD PRESERVINGTALLAHASSEE
- OLD CITY OF TALLAHASSEE LANDFILLTALLAHASSEE
- STEWARDSHIP DRYCLEANERSTALLAHASSEE