♦ Carcinogen
Pentachlorophenol
CAS # 87-86-5
112,452 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)
+37% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 24,920 | 33 | — |
| 2016 | 16,438 | 30 | -34% |
| 2017 | 14,087 | 31 | -14% |
| 2018 | 16,674 | 33 | +18% |
| 2019 | 650 | 22 | -96% |
| 2020 | 1,001 | 36 | +54% |
| 2021 | 902 | 32 | -10% |
| 2022 | 833 | 28 | -8% |
| 2023 | 2,715 | 15 | +226% |
| 2024 | 34,231 | 12 | +1161% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Administrative and Support and Waste Management | 105,265 | 10 |
| Manufacturing | 7,187 | 35 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
MARVIN WINDOWS & DOORS
WARROAD, MN
|
0.12 mg/L | 0.01 | +2,064% | Dec 2025 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.22 mg/L | 0.01 | +1,592% | Feb 2023 |
|
CHESWICK POWER STATION
SPRINGDALE, PA
|
0.01 mg/L | 0.00 | +1,567% | Mar 2016 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.33 mg/L | 0.02 | +1,550% | Jan 2023 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.22 mg/L | 0.02 | +1,000% | Feb 2023 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.12 mg/L | 0.01 | +796% | Jan 2023 |
|
CHESWICK POWER STATION
SPRINGDALE, PA
|
0.01 mg/L | 0.00 | +733% | Mar 2016 |
|
PORT OF OLYMPIA CASCADE POLE SITE
OLYMPIA, WA
|
0.01 mg/L | 0.00 | +681% | Dec 2023 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.15 mg/L | 0.02 | +640% | Dec 2024 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.09 mg/L | 0.01 | +592% | Feb 2024 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.12 mg/L | 0.02 | +500% | Mar 2024 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.12 mg/L | 0.02 | +500% | Apr 2023 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.12 mg/L | 0.02 | +500% | Feb 2024 |
|
LARAMIE STREETS - UPRR OVERPASS SECTION
UNKNOWN, WY
|
0.01 mg/L | 0.00 | +430% | Oct 2021 |
|
UNIVAR USA WESTPARK SHOPPING CENTER
BOISE, ID
|
0.00 mg/L | 0.00 | +380% | Feb 2015 |
|
URS CORPORATION - N. FIVE MILE ROAD SITE
BOISE, ID
|
0.00 mg/L | 0.00 | +380% | Feb 2015 |
|
UNIVAR USA WESTPARK SHOPPING CENTER
BOISE, ID
|
0.00 mg/L | 0.00 | +380% | Feb 2015 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.05 mg/L | 0.01 | +295% | Dec 2022 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.05 mg/L | 0.01 | +295% | Dec 2022 |
|
PACIFIC WOOD PRESERVING OF OREGON
SHERIDAN, OR
|
0.05 mg/L | 0.01 | +258% | Mar 2023 |