Dibenzofuran
CAS # 132-64-9
67,415 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)
+293% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 4,239 | 24 | — |
| 2016 | 3,700 | 22 | -13% |
| 2017 | 19,936 | 23 | +439% |
| 2018 | 3,248 | 22 | -84% |
| 2019 | 310 | 4 | -90% |
| 2020 | 10,074 | 20 | +3150% |
| 2021 | 3,360 | 19 | -67% |
| 2022 | 2,663 | 15 | -21% |
| 2023 | 3,248 | 13 | +22% |
| 2024 | 16,638 | 15 | +412% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Manufacturing | 54,092 | 27 |
| Administrative and Support and Waste Management | 13,003 | 3 |
| Utilities | 320 | 1 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
APPVION INC
ROARING SPRING, PA
|
0.00 mg/L | 0.00 | +99,999% | Sep 2016 |
|
INTERBAY CONVEYANCE REHAB AND ODOR CONTROL
SEATTLE, WA
|
0.00 mg/L | 0.00 | +2,370% | Feb 2025 |
|
HOLLINGSHEAD MATERIALS - TAFB LAGOON
PANAMA CITY, FL
|
0.00 mg/L | 0.00 | +1,967% | Jun 2015 |
|
PIXELLE SPECIALTY SOLUTIONS LLC
CHILLICOTHE, OH
|
0.00 mg/L | 0.00 | +800% | Oct 2022 |
|
CLEVELAND-CLIFFS BURNS HARBOR LLC
BURNS HARBOR, IN
|
0.00 mg/L | 0.00 | +500% | Sep 2021 |
|
CLEVELAND-CLIFFS BURNS HARBOR LLC
BURNS HARBOR, IN
|
0.00 mg/L | 0.00 | +200% | Aug 2021 |
|
CLEVELAND-CLIFFS BURNS HARBOR LLC
BURNS HARBOR, IN
|
0.00 mg/L | 0.00 | +200% | Jul 2018 |
|
CLEVELAND-CLIFFS BURNS HARBOR LLC
BURNS HARBOR, IN
|
0.00 mg/L | 0.00 | +100% | Nov 2020 |
|
WOODLAND PULP MILL
BAILEYVILLE, ME
|
0.00 mg/L | 0.00 | +100% | Dec 2018 |
|
INTERNATIONAL PAPER PORT WENTWORTH
PORT WENTWORTH, GA
|
0.00 mg/L | 0.00 | +67% | Dec 2025 |
|
INTERNATIONAL PAPER PORT WENTWORTH
PORT WENTWORTH, GA
|
0.00 mg/L | 0.00 | +67% | Jan 2026 |
|
PIXELLE SPECIALTY SOLUTIONS
SPRING GROVE, PA
|
0.00 mg/L | 0.00 | +33% | Jun 2023 |