US TVA SEQUOYAH NUCLEAR PLANT
Quick Summary
- •Released 1,402 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 $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
SEQUOYAH ACCESS RD.
SODDY DAISY, TN 37384
View on map ↗ - County
- HAMILTON County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221113
- Inspections
- 10 · last Jun 11, 2025
- Total Penalties
- $0 · last May 24, 1989
- Registry ID
- 110000589970
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 | 2,805 | — |
| 2016 | 2,003 | -29% |
| 2017 | 1,402 | -30% |
| 2018 | 642 | -54% |
| 2019 | 491 | -23% |
| 2020 | 461 | -6% |
| 2021 | 391 | -15% |
| 2022 | 471 | +21% |
| 2023 | 421 | -11% |
| 2024 | 631 | +50% |
2024
2023
2022
2021
2020
2019
2018
2017
2016
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 |
|---|---|---|---|---|---|
|
NOBLE OIL SERVICES, INC., CHATTANOOGA
CHATTANOOGA, TN
|
Lead | 18 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT, INC.
EMELLE, AL
|
Lead | 4 | — | — | — |
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 |
|---|---|---|---|---|
| cwa | WW SSO - Improper Operation and Maintenance | Sep 2, 2016 | — | Open |
| rcra | Standards for Used Oil: Generators | Mar 30, 2009 | Mar 30, 2009 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 28, 1995 | Sep 28, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Apr 22, 1993 | Jul 30, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 8, 1992 | Sep 30, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 8, 1992 | Sep 30, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jul 8, 1992 | Sep 4, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 4, 1991 | Jul 11, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Mar 9, 1990 | Oct 12, 1990 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 5, 1984 | Feb 8, 1985 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Nov 5, 1984 | Feb 8, 1985 | 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 |
|---|---|---|---|---|---|---|
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 30.90 deg C | 30.50 | +1% | Jul 2025 | Open |
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.