NATIONAL CTR FOR TOXICOLOGICAL RESEARCH
Quick Summary
- •Released 250,975 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.
- Address
-
3900 NCTR ROAD
JEFFERSON, AR 72079
View on map ↗ - County
- JEFFERSON County
- Industry
- Professional, Scientific, and Technical Services
- NAICS (North American Industry Classification)
- 541715
- Inspections
- 2 · last Mar 4, 2026
- Total Penalties
- $0 · last Aug 8, 2011
- Registry ID
- 110006366547
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 |
|---|---|---|
| 2016 | 290,975 | — |
| 2017 | 250,975 | -14% |
| 2018 | 250,975 | 0% |
| 2020 | 0 | — |
| 2021 | 5,000 | — |
| 2022 | 0 | -100% |
| 2023 | 1 | — |
| 2024 | 0 | -46% |
2018
2017
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 |
|---|
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 |
|---|---|---|---|---|
| rcra | Standards Applicable to Generators of HW: General | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Feb 23, 2004 | Apr 19, 2004 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Feb 23, 2004 | Apr 19, 2004 | 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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 28.80 mg/L | 20.00 | +44% | Sep 2018 | Open |
| Manganese, dissolved [as Mn] | DMR, Limited - Numeric Violation | 1.30 mg/L | 1.00 | +30% | Jun 2017 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.01 | +718% | Mar 2017 | Resolved |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.01 | +718% | Dec 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 158.15 mg/L | 20.00 | +691% | Sep 2016 | Open |
| Manganese, dissolved [as Mn] | DMR, Limited - Numeric Violation | 1.20 mg/L | 1.00 | +20% | Sep 2016 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 169.50 mg/L | 30.00 | +465% | Sep 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 169.50 mg/L | 30.00 | +465% | Sep 2016 | Open |
| Manganese, dissolved [as Mn] | DMR, Limited - Overdue | 1.20 mg/L | 1.00 | +20% | Sep 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 158.15 mg/L | 20.00 | +691% | Sep 2016 | Resolved |
| Iron, dissolved [as Fe] | DMR, Limited - Numeric Violation | 1.30 mg/L | 1.00 | +30% | Dec 2015 | 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.