Weldon Spring Former Army Ordnance Works
Superfund site in St. Charles, MO · EPA ID MO5210021288
Weldon Spring Former Army Ordnance Works is a Superfund site in St. Charles, MO on the EPA National Priorities List (Currently on the Final NPL). Contaminants of concern include 2,4,6-TRINITROTOLUENE, 1,3-DINITROBENZENE, 2,4,6-TRINITROTOLUENE, 2,4-DINITROTOLUENE. At Weldon Spring Former Army Ordnance Works, the EPA has determined that human exposure is under control.
EPA status
- National Priorities List
- Currently on the Final NPL
- Human exposure under control
- Yes
- Groundwater migration under control
- Yes
- Construction complete
- Yes
- Sitewide ready for reuse
- Yes
- Federal facility
- Yes
- EPA region
- 07
- County
- St. Charles
Contaminants of concern
Grouped by the environmental medium in which the EPA recorded them.
Debris
- 2,4,6-Trinitrotoluene
Groundwater
- 1,3-Dinitrobenzene
- 2,4,6-Trinitrotoluene
- 2,4-Dinitrotoluene
- 2,6-Dinitrotoluene
- Nitrobenzene
Soil
- 2,4,6-Trinitrotoluene
- 2,4-Dinitrotoluene
- 2,6-Dinitrotoluene
- Dinitrotoluene (Mixed Isomers)
- Lead
- Polychlorinated Biphenyls (Pcbs)
- Polycyclic Aromatic Hydrocarbons (Pahs)
Location
ST HWY 94 2 MI S US 40, St. Charles, MO 63301
Latitude 38.696389, longitude -90.729161