♦ Carcinogen
1,1,2,2-Tetrachloroethane
CAS # 79-34-5
29,370 lbs total reported releases across all facilities and years.
Facilities listed below reported releases of this chemical to the EPA Toxic Release Inventory (TRI). Quantities are self-reported annual totals in pounds, broken out by release pathway. Click any facility name for its full compliance profile.
National Release Trend (2015–2024)
-39% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 3,585 | 26 | — |
| 2016 | 3,896 | 25 | +9% |
| 2017 | 3,973 | 24 | +2% |
| 2018 | 3,517 | 22 | -11% |
| 2019 | 2,389 | 9 | -32% |
| 2020 | 2,924 | 24 | +22% |
| 2021 | 2,869 | 24 | -2% |
| 2022 | 2,110 | 23 | -26% |
| 2023 | 1,929 | 24 | -9% |
| 2024 | 2,178 | 24 | +13% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Manufacturing | 27,860 | 22 |
| Public Administration | 760 | 1 |
| Administrative and Support and Waste Management | 750 | 10 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
UPI PLATTE
DENVER, CO
|
0.00 mg/L | 0.00 | +488% | Feb 2022 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Sep 2024 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Dec 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Feb 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | May 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Apr 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Sep 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Nov 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Dec 2024 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Jul 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Jan 2026 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Jan 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Oct 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Jun 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +100% | Mar 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +60% | Aug 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +33% | Apr 2024 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +33% | Apr 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +33% | Jan 2025 |
|
NORTH AMER PIPE CORP/LEOLA
LEOLA, PA
|
0.00 kg/d | 0.00 | +33% | Dec 2024 |