Hydrogen sulfide
CAS # 7783-06-4
640,364,378 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)
+381% overall
| Year | Total Released (lbs) | Reporting Facilities | vs Prior Year |
|---|---|---|---|
| 2015 | 26,362,852 | 517 | — |
| 2016 | 27,286,912 | 513 | +4% |
| 2017 | 28,203,798 | 513 | +3% |
| 2018 | 29,281,308 | 495 | +4% |
| 2019 | 19,007,305 | 260 | -35% |
| 2020 | 25,418,563 | 490 | +34% |
| 2021 | 26,932,202 | 489 | +6% |
| 2022 | 140,192,298 | 494 | +421% |
| 2023 | 190,817,902 | 492 | +36% |
| 2024 | 126,861,238 | 484 | -34% |
Top Releasing Industries
| Industry Sector | Total Released (lbs) | Facilities |
|---|---|---|
| Agriculture, Forestry, Fishing and Hunting | 0 | 1 |
| Mining, Quarrying, and Oil and Gas Extraction | 451,305,486 | 30 |
| Manufacturing | 181,757,333 | 575 |
| Construction | 6,611,712 | 2 |
| Utilities | 416,985 | 5 |
| Administrative and Support and Waste Management | 133,860 | 12 |
| Transportation and Warehousing | 90,020 | 2 |
| Wholesale Trade | 48,812 | 18 |
Worst Water Discharge Exceedances
Facilities that exceeded their permit limits for this chemical in discharge monitoring reports
| Facility | Reported | Limit | Exceedance | Period |
|---|---|---|---|---|
|
EAGLE OIL & GAS CO - SHELDON #22-2
RIVERTON, WY
|
41.00 mg/L | 0.00 | +2,049,900% | Dec 2020 |
|
EAGLE OIL & GAS CO - SHELDON #22-2
RIVERTON, WY
|
40.00 mg/L | 0.00 | +1,999,900% | Dec 2019 |
|
EADS WWTF
EADS, CO
|
20.70 mg/L | 0.00 | +1,034,900% | Aug 2025 |
|
EAGLE OIL & GAS CO - SHELDON #22-2
RIVERTON, WY
|
12.15 mg/L | 0.00 | +607,400% | Jun 2020 |
|
PURGATORY METROPOLITAN DIST
DURANGO, CO
|
9.93 mg/L | 0.00 | +496,400% | Aug 2025 |
|
EADS WWTF
EADS, CO
|
9.90 mg/L | 0.00 | +494,900% | May 2025 |
|
EADS WWTF
EADS, CO
|
9.20 mg/L | 0.00 | +459,900% | Oct 2025 |
|
PRASA ANASCO WTP
ANASCO, PR
|
7.59 mg/L | 0.00 | +379,400% | Jan 2017 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
1.00 mg/L | 0.00 | +333,233% | Apr 2025 |
|
DEPARTMENT OF NATURAL AND ENVIRONMENTAL RESOURCES
CABO ROJO, PR
|
6.12 mg/L | 0.00 | +305,900% | Aug 2016 |
|
DEPARTMENT OF NATURAL AND ENVIRONMENTAL RESOURCES
CABO ROJO, PR
|
6.12 mg/L | 0.00 | +305,900% | Jul 2016 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.74 mg/L | 0.00 | +245,567% | Oct 2024 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.73 mg/L | 0.00 | +244,233% | Sep 2024 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.71 mg/L | 0.00 | +235,233% | Nov 2024 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.68 mg/L | 0.00 | +227,567% | Dec 2024 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.64 mg/L | 0.00 | +214,233% | Feb 2025 |
|
PRASA - CULEBRA WWTP
CULEBRA, PR
|
4.22 mg/L | 0.00 | +210,900% | Jan 2017 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.63 mg/L | 0.00 | +209,233% | Mar 2025 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.61 mg/L | 0.00 | +204,233% | Apr 2025 |
|
LARIMER ENERGY FACILITY
FORT COLLINS, CO
|
0.60 mg/L | 0.00 | +198,567% | May 2025 |
| Facility | Location | Year | Total (lbs) | Air | Water |
|---|---|---|---|---|---|
| PILGRIMS PRIDE CORP NATCHITOCHES PROCESSING PLANT | NATCHITOCHES, LA | 2024 | — | — | — |
| TYSON FOODS - HOPE PROCESSING PLANT | HOPE, AR | 2024 | — | — | — |
| VANDERBILT CHEMICALS LLC | MURRAY, KY | 2024 | — | — | — |
| TYSON FOODS INC - PROCESSING | SHELBYVILLE, TN | 2024 | — | — | — |
| AMVAC CHEMICAL CORPORATION, AXIS PLANT | AXIS, AL | 2024 | — | — | — |
| TYSON FOODS INC, CARTHAGE PROCESSING PLANT | CARTHAGE, MS | 2024 | — | — | — |
| VULCAN MATERIALS CO, ROSEVILLE ASPHALT PLANT | ROSEVILLE, CA | 2024 | — | — | — |
| ASPHALT MATERIALS, INC. | INDIANAPOLIS, IN | 2024 | — | — | — |
| ST. REGIS GAS TREATING FACILITY | JAY, FL | 2024 | — | — | — |
| DUKE ENERGY INDIANA EDWARDSPORT IGCC | EDWARDSPORT, IN | 2024 | — | — | — |
| CALUMET KARNS CITY REFINING | KARNS CITY, PA | 2024 | — | — | — |
| SUNOCO - BIRMINGHAM | BIRMINGHAM, AL | 2024 | — | — | — |
| CHEMTRADE | ANACORTES, WA | 2024 | — | — | — |
| HUNTSMAN ADVANCED MATERIALS AMERICAS LLC | ASHTABULA, OH | 2024 | — | — | — |
| ADM NORTHERN SUN DIV | ENDERLIN, ND | 2024 | — | — | — |
| BELLEVUE SAND & GRAVEL | BELLEVUE, IA | 2024 | — | — | — |
| PILGRIM'S PRIDE - MT. PLEASANT WEST PLANT | MT. PLEASANT, TX | 2024 | — | — | — |
| THIELE TANNING CO | MILWAUKEE, WI | 2024 | — | — | — |
| THORWORKS INDUSTRIES INC | SANDUSKY, OH | 2024 | — | — | — |
| MARATHON PETROLEUM COMPANY LP | NORTH BEND, OH | 2024 | — | — | — |
| VANDERBILT CHEMICALS, LLC BETHEL | BETHEL, CT | 2024 | — | — | — |
| MATHESON TRI-GAS - NEW JOHNSONVILLE BRANCH | WAVERLY, TN | 2024 | — | — | — |
| BASF TOTALENERGIES PETROCHEMICALS LLC | PORT ARTHUR, TX | 2024 | — | — | — |
| HEARTLAND REFINERY GROUP LLC | COLUMBUS, OH | 2024 | — | — | — |
| EMD ACQUISITION LLC | HENDERSON, NV | 2024 | — | — | — |
| HILLSHIRE BRANDS - ZEELAND | ZEELAND, MI | 2024 | — | — | — |
| BIO-PAPPEL INTERNATIONAL | PREWITT, NM | 2024 | — | — | — |
| BACARDI CORPORATION | CATANO, PR | 2024 | — | — | — |
| MIDWAY GAS PLANT | CRANE, TX | 2024 | 73,003,210 | 3,210 | — |
| ONEOK ROCKIES MIDSTREAM LLC - GRASSLANDS GAS PLANT | ALEXANDER, ND | 2024 | 12,136,671 | — | — |
| DAGGER DRAW GAS PLANT | ARTESIA, NM | 2024 | 11,487,016 | 2,765 | — |
| MALJAMAR GAS PROCESSING PLANT | MALJAMAR, NM | 2024 | 10,754,422 | 1,503 | — |
| GALVESTON BAY REFINERY | TEXAS CITY, TX | 2024 | 4,166,200 | 26,200 | — |
| NUTRIEN AURORA FACILITY | AURORA, NC | 2024 | 1,293,921 | 1,293,921 | — |
| GEORGIA-PACIFIC NAHEOLA LLC | PENNINGTON, AL | 2024 | 492,430 | 492,000 | 430 |
| RAYONIER PERFORMANCE FIBERS, LLC | JESUP, GA | 2024 | 464,726 | 449,996 | 14,730 |
| WESTROCK ROANOKE RAPIDS PAPER MILL | ROANOKE RAPIDS, NC | 2024 | 418,022 | 417,608 | 346 |
| TWIN RIVERS PINE BLUFF LLC | WHITE HALL, AR | 2024 | 373,324 | 162,604 | 10,753 |
| FUTAMURA USA, INC. | TECUMSEH, KS | 2024 | 330,708 | 329,699 | 1,009 |
| INTERNATIONAL PAPER - PINE HILL MILL | PINE HILL, AL | 2024 | 329,466 | 329,156 | 310 |
| VISKASE CORPORATION | LOUDON, TN | 2024 | 316,000 | 316,000 | — |
| INTERNATIONAL PAPER COMPANY | PRATTVILLE, AL | 2024 | 310,575 | 310,495 | 80 |
| INTERNATIONAL PAPER CO. (ROME LINERBOARD MILL) | ROME, GA | 2024 | 299,200 | 299,000 | 200 |
| VISKASE COMPANIES, INC. | OSCEOLA, AR | 2024 | 254,007 | 254,007 | — |
| SUZANO PACKAGING, LLC | PINE BLUFF, AR | 2024 | 252,155 | 251,468 | 257 |
| INTERNATIONAL PAPER AUGUSTA MILL | AUGUSTA, GA | 2024 | 241,048 | 241,000 | 48 |
| INTERNATIONAL PAPER - VALLIANT/IP VALLIANT PAPER MILL | VALLIANT, OK | 2024 | 237,116 | 237,030 | 86 |
| GEORGIA PACIFIC MONTICELLO LLC | MONTICELLO, MS | 2024 | 233,400 | 224,000 | 9,400 |
| INTERSTATE PAPER LLC DBA DSSMITH RICEBORO | RICEBORO, GA | 2024 | 228,123 | 76,573 | — |
| GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, GA | 2024 | 216,761 | 208,000 | 8,700 |