MISSISSIPPI SILICON LLC
Quick Summary
- •Released 764 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 $400,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
80 COUNTY ROAD 210
BURNSVILLE, MS 38833
View on map ↗ - County
- TISHOMINGO County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 331410
- Inspections
- 5 · last Sep 30, 2025
- Total Penalties
- $400,000 · last Aug 27, 2024
- Registry ID
- 110067428616
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
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 | 0 | — |
| 2016 | 544 | — |
| 2017 | 764 | +40% |
| 2018 | 1,097 | +44% |
| 2020 | 270 | — |
| 2021 | 722 | +168% |
| 2022 | 654 | -9% |
| 2023 | 557 | -15% |
| 2024 | 967 | +73% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 861 | 861 | — | — | 869 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 104 | 104 | — | — | 106 | |
| Dioxin and dioxin-like compounds | 2 | 2 | — | — | 0 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 496 | 496 | — | — | 109 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 60 | 60 | — | — | 13 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | 0 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 582 | 582 | — | — | 2,754 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 70 | 70 | — | — | 335 | |
| Dioxin and dioxin-like compounds | 2 | 2 | — | 0 | 0 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 642 | 642 | — | — | 3,036 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 78 | 78 | — | — | 369 | |
| Dioxin and dioxin-like compounds | 2 | 2 | — | — | 0 | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 239 | 239 | — | — | 1,116 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 29 | 29 | — | — | 136 | |
| Dioxin and dioxin-like compounds | 2 | 2 | — | — | 0 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 1,097 | 1,097 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 764 | 764 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | 544 | 544 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Polycyclic aromatic compounds | — | — | — | — | — | ♦ 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 |
|---|
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 |
|---|---|---|---|---|---|
|
WASTE CONNECTIONS
WALNUT, MS
|
Polycyclic aromatic compounds | 869 | — | — | — |
|
WASTE CONNECTIONS
WALNUT, MS
|
Dioxin and dioxin-like compounds | 0 | — | — | — |
|
WASTE CONNECTIONS
WALNUT, MS
|
Benzo[g,h,i]perylene | 106 | — | — | — |
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 | Linked to Viol. Below | — | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 19, 2020 | — | Open |
| caa | HPV | Jun 7, 2017 | Sep 16, 2024 | Resolved |
| caa | HPV | Sep 5, 2016 | Dec 8, 2016 | 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.