MERAMEC
Quick Summary
- •Released 404,264 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $10,500 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
8200 FINE RD
ST LOUIS, MO 63129
View on map ↗ - County
- SAINT LOUIS County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 3 · last Dec 12, 2025
- Total Penalties
- $10,500 · last Dec 29, 2022
- Registry ID
- 110001958515
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 369,401 | — |
| 2016 | 564,389 | +53% |
| 2017 | 404,264 | -28% |
| 2018 | 382,281 | -5% |
| 2019 | 182,254 | -52% |
| 2020 | 35,351 | -81% |
| 2021 | 235,679 | +567% |
| 2022 | 55,578 | -76% |
| 2023 | 0 | -100% |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | — | — | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | — | — | |
| Hydrogen fluoride | — | — | — | — | — | |
| Copper compounds | — | — | — | — | — | |
| Zinc compounds | — | — | — | — | — | |
| Mercury compounds | — | — | — | — | 0 | |
| Nickel compounds | — | — | — | — | — | ♦ Carcinogen |
| Manganese compounds | — | — | — | — | — | |
| Lead compounds | — | — | — | — | 58 | |
| Vanadium compounds | — | — | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 42,798 | 106 | 1 | 42,691 | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 4,778 | 4,778 | — | — | — | |
| Vanadium compounds | 1,560 | 8 | — | 1,552 | — | |
| Hydrogen fluoride | 1,495 | 1,495 | — | — | — | |
| Zinc compounds | 1,239 | 113 | 2 | 1,124 | — | |
| Copper compounds | 1,086 | 9 | 1 | 1,076 | — | |
| Manganese compounds | 902 | 12 | — | 890 | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 517 | 9 | — | 508 | 0 | |
| Nickel compounds | 468 | 11 | — | 457 | — | ♦ Carcinogen |
| Lead compounds | 349 | 6 | — | 343 | 1 | |
| Cobalt compounds | 213 | 2 | — | 211 | — | ♦ Carcinogen |
| Arsenic compounds | 167 | 4 | — | 163 | 1 | ♦ Carcinogen |
| Mercury compounds | 6 | 1 | — | 6 | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 227,318 | 337 | 64 | 226,917 | — | |
| Hydrogen fluoride | 6,819 | 6,819 | — | — | — | |
| Lead compounds | 1,509 | 15 | — | 1,494 | 2 | |
| Mercury compounds | 33 | 2 | — | 31 | 1 | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 35,140 | 83 | 133 | 34,924 | 3 | |
| Lead compounds | 211 | 4 | — | 208 | 2 | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 182,254 | 276 | 275 | 181,703 | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 362,833 | 594 | 3 | 362,236 | — | |
| Hydrogen fluoride | 17,320 | 17,320 | — | — | — | |
| Lead compounds | 2,048 | 27 | — | 2,021 | — | |
| Mercury compounds | 79 | 8 | — | 72 | 45 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 388,002 | 536 | 3 | 387,463 | — | |
| Hydrogen fluoride | 14,068 | 14,068 | — | — | — | |
| Lead compounds | 2,137 | 23 | — | 2,114 | 12 | |
| Mercury compounds | 56 | 7 | — | 49 | 34 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 517,377 | 798 | 17 | 516,562 | — | |
| Hydrogen fluoride | 21,039 | 21,039 | — | — | — | |
| Vanadium compounds | 16,601 | 72 | — | 16,529 | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,548 | 6,548 | — | — | — | |
| Lead compounds | 2,753 | 34 | — | 2,718 | — | |
| Mercury compounds | 71 | 22 | — | 49 | 0 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 322,092 | 1,200 | 17 | 320,875 | — | |
| Hydrogen fluoride | 27,845 | 27,845 | — | — | — | |
| Vanadium compounds | 9,923 | 101 | — | 9,822 | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 7,919 | 7,919 | — | — | — | |
| Lead compounds | 1,509 | 49 | — | 1,461 | — | |
| Mercury compounds | 111 | 97 | — | 14 | — | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Hydrogen fluoride | — | — | — | 78,671 |
| Mercury compounds | — | 45 | — | — |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
HERITAGE ENV SERVICES
INDIANAPOLIS, IN
|
Mercury compounds | — | 33 | — | — |
|
WM LAMPTRACKER INC
WILLIAMSTON, SC
|
Mercury compounds | — | 1 | — | — |
|
HERITAGE ENV SERVICES
INDIANAPOLIS, IN
|
Lead compounds | 12 | — | — | — |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| caa | FRV | Apr 21, 2022 | — | Open |
| caa | FRV | Jul 24, 2020 | — | Open |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Feb 3, 2016 | Feb 10, 2016 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 6, 1993 | May 26, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 6, 1993 | May 26, 1993 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Aluminum, total recoverable | DMR, Limited - Numeric Violation | 2.36 mg/L | 1.87 | +27% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 35.80 mg/L | 30.00 | +19% | Apr 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 48.30 mg/L | 30.00 | +61% | Feb 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 111.00 mg/L | 100.00 | +11% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 149.00 mg/L | 100.00 | +49% | Jan 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 43.10 mg/L | 30.00 | +44% | Jan 2023 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.