Environmental Hazards

Use our interactive search to access the most updated St. Charles County County pollution information. We have the most accurate data on Polluters, EPA National Priority List, Leaking Underground Storage Tanks and Chemical Spills near your home.

A Superfund site is any land in the United States that has been contaminated by hazardous waste and identified by the Environmental Protection Agency (EPA) as a candidate for cleanup because it poses a risk to human health and/or the environment.

Mercury Whispering Leaf
WHISPERING LEAF COURT, O'FALLON, MO, 63366
Weldon Springs Chemical Plant
HWY 94 2 MI S US 40, ST CHARLES, MO, 63301
Weldon Spring Ex Army Ordnance Plant
HWY 94 EX ARMY PLANT, ST CHARLES, MO, 63301
Weldon Springs Raffinate Pits
ST HWY 94, ST CHARLES, MO, 63301
Weldon Spring Former Army Ordnance Works
ST HWY 94 2 MI S US 40, ST. CHARLES, MO, 63301
Weldon Spring Quarry Plant Pits (usdoe Army)
25 MI W OF ST LOUIS, ST. CHARLES, MO, 63301
Hayford Bridge Road Groundwater Site 2
ELM POINT RD & GOVENOR DR, St. Charles, MO, 63301
Findett Corp
RR 7, ST. CHARLES, MO, 63301
Mercury Royal Burgess
5021 ROYAL BURGESS, St. Peters, MO, 63304
Mercury Mid Rivers Elementary
7479 MEXICO ROAD, St. Peters, MO, 63376