Weldon Spring Quarry/Plant/Pits (Usdoe/Army)
Superfund site in St. Charles, MO · EPA ID MO3210090004
Weldon Spring Quarry/Plant/Pits (Usdoe/Army) is a Superfund site in St. Charles, MO on the EPA National Priorities List (Currently on the Final NPL). Contaminants of concern include ASBESTOS, 1,3-DINITROBENZENE, 2,4,6-TRINITROTOLUENE, 2,4-DINITROTOLUENE. At Weldon Spring Quarry/Plant/Pits (Usdoe/Army), 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
- Asbestos
Groundwater
- 1,3-Dinitrobenzene
- 2,4,6-Trinitrotoluene
- 2,4-Dinitrotoluene
- 2,6-Dinitrotoluene
- Nitrate
- Nitrobenzene
- Trichloroethene
- Uranium
Liquid Waste
- Heavy Metals
- Hydrogen Fluoride
- Polychlorinated Biphenyls (Pcbs)
- Sodium Hydroxide
- Solvents
- Sulfuric Acid
- Tributyl Phosphate
Sediment
- Arsenic
- Barium
- Chromium(Iii) Chloride
- Chromium(Vi)
- Cobalt
- Copper
- Lead
- Manganese
- Nickel
- Polychlorinated Biphenyls (Pcbs)
- Radium-226
- Radium-228
- Thorium-230
- Thorium-232
- Uranium
- Uranium-235
- Uranium-238
- Vanadium
- Zinc
Sludge
- Antimony
- Arsenic
- Barium
- Beryllium
- Cadmium
- Chromium(Iii) Chloride
- Chromium(Vi)
- Cobalt
- Copper
- Fluoride
- Lead
- Manganese
- Mercury
- Molybdenum
- Nickel
- Polychlorinated Biphenyls (Pcbs)
- Radium-226
- Radium-228
- Selenium
- Silver
- Thallium
- Thorium-230
- Thorium-232
- Uranium
- Uranium-235
- Uranium-238
- Vanadium
- Zinc
Soil
- 2,4,6-Trinitrotoluene
- 2-Methylnaphthalene
- Arsenic
- Chromium
- Lead
- Nitrate
- Nitrite
- Polychlorinated Biphenyls (Pcbs)
- Polycyclic Aromatic Hydrocarbons (Pahs)
- Radium-226
- Radium-228
- Thallium
- Thorium-230
- Thorium-232
- Uranium-238
Solid Waste
- 1,3,5-Trinitrobenzene
- 2,4,6-Trinitrotoluene
- 2,6-Dinitrotoluene
- Arsenic
- Lead
- Nickel
- Polychlorinated Biphenyls (Pcbs)
- Polycyclic Aromatic Hydrocarbons (Pahs)
- Radium-226
- Radium-228
- Selenium
- Thorium-230
- Thorium-232
- Uranium
- Uranium-238
Location
25 MI W OF ST LOUIS, St. Charles, MO 63301
Latitude 38.696944, longitude -90.724999