EmissionsLookup
Non-Compliance TRI Reporter Clean Air Act Clean Water Act RCRA

MARATHON MARTINEZ REFINERY

Quick Summary

  • •Released 585,608 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 $29,426,674 in total penalties since records began.
  • •Reports releases of chemicals classified as known or probable carcinogens.
Address
150 SOLANO WAY (PROXIMATE)
MARTINEZ, CA 94553
View on map ↗
County
CONTRA COSTA County
Industry
Manufacturing
NAICS (North American Industry Classification)
325199
Inspections
21 · last Jun 18, 2025
Total Penalties
$29,426,674 · last Oct 15, 2025
Registry ID
110071349304

How This Compares

#8 of 996 TRI reporters in CA
#333 of 16,877 TRI reporters in Manufacturing

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.

12
Air (CAA)
Qtrs Non-Compliant
3
Water (CWA)
Qtrs Non-Compliant
1
Hazardous Waste (RCRA)
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.

Emissions Trend (2015–2024) -87% overall
Year Total Releases (lbs) vs Prior Year
2015 580,653 —
2016 595,842 +3%
2017 585,608 -2%
2018 383,259 -35%
2019 297,169 -22%
2020 147,447 -50%
2021 17,809 -88%
2022 20,563 +15%
2023 63,927 +211%
2024 72,979 +14%

2024

Chemical Total (lbs) Air Water Land Off-Site
Biphenyl — — — — 2,009
n-Hexane 22,200 22,200 — — —
Ammonia 21,128 20,028 1,100 — —
Toluene 6,600 6,600 — — 4,133
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 6,100 — 6,100 — —
Xylene (mixed isomers) 4,602 4,600 2 — 6,486
Benzene 3,250 3,250 — — 26 ♦ Carcinogen
Cyclohexane 3,080 3,080 — — —
Hydrogen sulfide 2,571 2,571 — — —
Ethylbenzene 1,250 1,250 — — 1,322 ♦ Carcinogen
Zinc compounds 970 860 110 — 33,301
1,2,4-Trimethylbenzene 744 744 — — 3,709
Cumene 123 123 — — 21 ♦ Carcinogen
Nickel compounds 114 34 80 — 26,730 ♦ Carcinogen
Naphthalene 108 108 — — 4,224 ♦ Carcinogen
Molybdenum trioxide 96 96 — — — ♦ Carcinogen
Lead compounds 20 11 10 — 1,309
Ethylene 20 20 — — —
Polycyclic aromatic compounds 2 0 1 — 655 ♦ Carcinogen
Mercury compounds 1 1 — — 175
Benzo[g,h,i]perylene 0 — 0 — 0

2023

Chemical Total (lbs) Air Water Land Off-Site
Biphenyl — — — — —
Ammonia 17,729 17,009 720 — —
n-Hexane 15,870 15,870 — — —
Propylene 5,880 5,880 — — —
Xylene (mixed isomers) 5,072 5,070 2 — 4,361
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 4,800 — 4,800 — —
Toluene 4,700 4,700 — — 7,572
Hydrogen sulfide 3,440 3,440 — — —
Zinc compounds 1,833 1,683 150 — 39,686
Benzene 1,401 1,400 1 — 493 ♦ Carcinogen
Ethylbenzene 891 890 1 — 913 ♦ Carcinogen
1,2,4-Trimethylbenzene 878 878 — — 544
Cyclohexane 530 530 — — 1
Cumene 196 196 — — 11 ♦ Carcinogen
Copper compounds 165 143 22 — 3,339
Nickel compounds 164 107 57 — 21,769 ♦ Carcinogen
Molybdenum trioxide 140 140 — — — ♦ Carcinogen
Naphthalene 132 132 — — 662 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 58 30 28 — 5,485
Lead compounds 37 27 10 — 1,819
Ethylene 7 7 — — —
Polycyclic aromatic compounds 2 1 1 — 869 ♦ Carcinogen
Mercury compounds 1 1 — — 47
Benzo[g,h,i]perylene 0 — 0 — 260

2022

Chemical Total (lbs) Air Water Land Off-Site
Propylene 6,520 6,520 — — —
Toluene 4,000 4,000 — — 16,987
Xylene (mixed isomers) 3,600 3,600 — — 17,293
n-Hexane 2,930 2,930 — — 500
Cyclohexane 1,080 1,080 — — 291
Benzene 950 950 — — 1,861 ♦ Carcinogen
Ethylbenzene 830 830 — — 3,556 ♦ Carcinogen
1,2,4-Trimethylbenzene 490 490 — — 2,355
1,3-Butadiene 60 60 — — — ♦ Carcinogen
Cumene 45 45 — — 44 ♦ Carcinogen
Naphthalene 44 44 — — 2,874 ♦ Carcinogen
Lead compounds 8 6 2 — 3,397
Ethylene 3 3 — — —
Mercury compounds 2 2 — — 121
Polycyclic aromatic compounds 1 1 — — 4,566 ♦ Carcinogen
Benzo[g,h,i]perylene 0 0 — — 1,267

2021

Chemical Total (lbs) Air Water Land Off-Site
Benzo[g,h,i]perylene — — — — 91
Propylene 5,370 5,370 — — —
Toluene 3,500 3,500 — — 5,658
n-Hexane 3,010 3,010 — — 6,900
Xylene (mixed isomers) 2,390 2,390 — — 8,950
Benzene 1,540 1,540 — — 813 ♦ Carcinogen
Cyclohexane 820 820 — — 4,000
Ethylbenzene 500 500 — — 1,768 ♦ Carcinogen
1,2,4-Trimethylbenzene 230 230 — — 959
Cumene 165 165 — — 2 ♦ Carcinogen
Naphthalene 152 152 — — 293 ♦ Carcinogen
1,3-Butadiene 124 124 — — — ♦ Carcinogen
Ethylene 4 4 — — —
Lead compounds 3 2 1 — 654
Polycyclic aromatic compounds 0 0 — — 281 ♦ Carcinogen
Mercury compounds 0 0 — — 51

2020

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 43,670 42,370 1,300 — —
Propylene 24,100 24,100 — — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 20,000 — 20,000 — —
Hydrogen sulfide 14,598 14,500 98 — —
Toluene 9,201 9,200 1 — 4,979
Xylene (mixed isomers) 8,702 8,700 2 — 2,938
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 6,900 6,900 — — —
n-Hexane 4,300 4,300 — — 110
Methanol 3,733 3,733 — — 9,500
Benzene 3,260 3,260 — — 232 ♦ Carcinogen
Ethylene 2,907 2,907 — — —
Cyclohexane 2,470 2,470 — — 66
Ethylbenzene 1,910 1,910 — — 973 ♦ Carcinogen
1,2,4-Trimethylbenzene 780 780 — — 191
1,3-Butadiene 362 362 — — — ♦ Carcinogen
Naphthalene 222 222 — — 331 ♦ Carcinogen
Cumene 149 149 — — 2 ♦ Carcinogen
Carbonyl sulfide 72 72 — — —
Diethanolamine 60 60 — — 2,245
Lead compounds 36 25 11 — 1,146
Polycyclic aromatic compounds 9 9 0 — 75 ♦ Carcinogen
Carbon disulfide 4 4 — — 796
Mercury compounds 2 2 — — 125
Benzo[g,h,i]perylene 0 0 — — 1

2019

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 98,320 96,520 1,800 — —
Hydrogen cyanide 44,013 44,000 13 — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 34,057 34,057 — — —
Hydrogen sulfide 25,120 25,000 120 — —
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 20,000 20,000 — — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 15,000 — 15,000 — —
Propylene 12,800 12,800 — — —
Toluene 12,403 12,400 3 — 2,452
Methanol 11,046 11,046 — — —
Benzene 6,101 6,100 1 — 194 ♦ Carcinogen
Xylene (mixed isomers) 5,803 5,800 3 — 3,569
n-Hexane 5,000 5,000 — — 1,300
Cyclohexane 3,060 3,060 — — 780
Ethylbenzene 1,333 1,330 3 — 592 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,090 1,090 — — 370
Naphthalene 610 610 — — 282 ♦ Carcinogen
Carbonyl sulfide 480 480 — — —
Cumene 290 290 — — 6 ♦ Carcinogen
Nickel compounds 216 151 65 — 28,776 ♦ Carcinogen
Ethylene 137 137 — — —
1,3-Butadiene 92 92 — — — ♦ Carcinogen
Lead compounds 80 64 16 — 2,880
Diethanolamine 38 38 — — 1,798
Molybdenum trioxide 36 36 — — — ♦ Carcinogen
Polycyclic aromatic compounds 25 25 1 — 457 ♦ Carcinogen
Carbon disulfide 13 13 — — 435
Mercury compounds 6 6 — — 177
Dioxin and dioxin-like compounds 0 0 — — — ♦ Carcinogen
Benzo[g,h,i]perylene 0 0 0 — 62

2018

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 101,480 97,680 3,800 — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 100,000 — 100,000 — —
Hydrogen cyanide 48,013 48,000 13 — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 36,057 36,057 — — —
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000 — — —
Hydrogen sulfide 15,380 15,200 180 — —
Toluene 13,702 13,700 2 — 3,498
Propylene 12,300 12,300 — — —
Xylene (mixed isomers) 7,803 7,800 3 — 2,755
Methanol 6,274 6,274 — — —
Benzene 6,202 6,200 2 — 193 ♦ Carcinogen
n-Hexane 5,300 5,300 — — 1,400
Zinc compounds 2,180 2,040 140 — 19,336
Cyclohexane 2,040 2,040 — — 810
Ethylbenzene 1,763 1,760 3 — 388 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,290 1,290 — — 434
Carbonyl sulfide 630 630 — — —
Naphthalene 600 600 — — 504 ♦ Carcinogen
Cumene 285 285 — — 21 ♦ Carcinogen
Nickel compounds 232 173 59 — 62,158 ♦ Carcinogen
Molybdenum trioxide 220 220 — — — ♦ Carcinogen
1,3-Butadiene 172 172 — — — ♦ Carcinogen
Diethanolamine 120 120 — — 5,542
Ethylene 92 92 — — —
Lead compounds 80 64 17 — 1,774
Polycyclic aromatic compounds 25 24 0 — 1,048 ♦ Carcinogen
Carbon disulfide 12 12 — — 580
Mercury compounds 6 6 0 — 199
Dioxin and dioxin-like compounds 0 0 — — — ♦ Carcinogen
Benzo[g,h,i]perylene 0 0 0 — 186

2017

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 354,200 351,000 3,200 — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 58,000 — 58,000 — —
Hydrogen cyanide 39,024 39,000 24 — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 30,051 30,051 — — —
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 22,000 22,000 — — —
Propylene 16,300 16,300 — — —
Hydrogen sulfide 16,085 16,000 85 — —
Methanol 13,035 13,035 — — —
Toluene 12,801 12,800 1 — 1,510
Xylene (mixed isomers) 7,304 7,300 4 — 1,430
Benzene 5,400 5,400 — — 151 ♦ Carcinogen
n-Hexane 4,300 4,300 — — 590
Cyclohexane 1,840 1,840 — — 340
Ethylbenzene 1,740 1,740 — — 132 ♦ Carcinogen
1,2,4-Trimethylbenzene 1,190 1,190 — — 315
Naphthalene 690 690 — — 110 ♦ Carcinogen
1,3-Butadiene 293 293 — — — ♦ Carcinogen
Nickel compounds 282 218 64 — 34,088 ♦ Carcinogen
Cumene 270 270 — — — ♦ Carcinogen
Ethylene 245 245 — — —
Carbonyl sulfide 180 180 — — —
Diethanolamine 140 140 — — 2,411
Molybdenum trioxide 99 99 — — — ♦ Carcinogen
Lead compounds 96 74 22 — 1,800
Polycyclic aromatic compounds 26 26 0 — 170 ♦ Carcinogen
Carbon disulfide 10 10 — — 480
Mercury compounds 6 6 0 — 179
Benzo[g,h,i]perylene 0 0 0 — 5
Dioxin and dioxin-like compounds 0 0 — — — ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 389,600 385,400 4,200 — —
Hydrogen cyanide 49,025 49,000 25 — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 37,042 37,042 — — —
Hydrogen sulfide 21,610 21,340 270 — —
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 21,000 21,000 — — —
Propylene 12,200 12,200 — — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 12,000 — 12,000 — —
Toluene 11,601 11,600 1 — 1,979
Tetrachloroethylene 11,000 11,000 — — — ♦ Carcinogen
Methanol 8,038 8,038 — — —
Benzene 5,700 5,700 — — 61 ♦ Carcinogen
Xylene (mixed isomers) 5,403 5,400 3 — 1,146
n-Hexane 4,500 4,500 — — 24
Cyclohexane 2,090 2,090 — — 14
Ethylbenzene 1,590 1,590 — — 75 ♦ Carcinogen
1,2,4-Trimethylbenzene 850 850 — — 289
Naphthalene 790 790 — — 207 ♦ Carcinogen
Ethylene 633 633 — — —
Cumene 370 370 — — 1 ♦ Carcinogen
Nickel compounds 250 189 61 — 21,592 ♦ Carcinogen
1,3-Butadiene 222 222 — — — ♦ Carcinogen
Molybdenum trioxide 130 130 — — — ♦ Carcinogen
Lead compounds 101 87 14 — 2,592
Diethanolamine 42 42 — — 3,623
Polycyclic aromatic compounds 27 27 0 — 1,408 ♦ Carcinogen
Carbon disulfide 18 18 — — 360
Mercury compounds 7 7 — — 166
Carbonyl sulfide 2 2 — — —
Dioxin and dioxin-like compounds 0 0 — — — ♦ Carcinogen
Benzo[g,h,i]perylene 0 0 0 — 6

2015

Chemical Total (lbs) Air Water Land Off-Site
Ammonia 339,900 335,400 4,500 — —
Nitrate compounds (water dissociable; reportable only when in aqueous solution) 52,000 — 52,000 — —
Hydrogen cyanide 40,069 40,000 69 — —
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 31,028 31,028 — — —
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 31,000 31,000 — — —
Propylene 29,000 29,000 — — —
Hydrogen sulfide 20,050 19,800 250 — —
Toluene 10,301 10,300 1 — 2,726
Methanol 5,970 5,970 — — —
Xylene (mixed isomers) 5,403 5,400 3 — 1,046
Benzene 4,701 4,700 1 — 25 ♦ Carcinogen
n-Hexane 3,700 3,700 — — —
Ethylbenzene 1,792 1,790 2 — 26 ♦ Carcinogen
Cyclohexane 1,680 1,680 — — —
Ethylene 1,305 1,305 — — —
1,2,4-Trimethylbenzene 830 830 — — 193
Naphthalene 700 700 — — 83 ♦ Carcinogen
Cumene 350 350 — — — ♦ Carcinogen
1,3-Butadiene 305 305 — — — ♦ Carcinogen
Nickel compounds 248 182 66 — 47,838 ♦ Carcinogen
Diethanolamine 110 110 — — 6,197
Lead compounds 84 73 12 — 2,043
Cobalt compounds 77 77 — — 1,982 ♦ Carcinogen
Polycyclic aromatic compounds 24 23 1 — 616 ♦ Carcinogen
Carbon disulfide 17 17 — — 479
Mercury compounds 6 6 — — 67
Carbonyl sulfide 3 3 — — —
Benzo[g,h,i]perylene 0 0 0 — 4
Dioxin and dioxin-like compounds 0 0 — — — ♦ Carcinogen

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
Ammonia — — — 81,000
n-Hexane — — — 600
Zinc compounds — 21,000 — —
Ethylbenzene — — — 942
Benzene — — — 1,700
Nickel compounds — 25,000 — —
1,2,4-Trimethylbenzene — — — 1,300
Lead compounds — 0 — —
Naphthalene — — — 310
Benzo[g,h,i]perylene — — — 1
Toluene — — — 7,200
Polycyclic aromatic compounds — — — 11
Hydrogen sulfide — — — 430
Xylene (mixed isomers) — — — 5,408
Cumene — — — 12

Off-Site Transfer Destinations

Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.

Destination Chemical Disposal Recycling Energy Rec. Treatment
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Toluene 1,100 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Toluene — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Toluene 1 — — —
CROSBY & OVERTON
LONG BEACH, CA
Toluene — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Toluene 100 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Toluene 11 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Toluene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Toluene — — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Toluene — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Toluene 21 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Toluene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Toluene 2,900 — — —
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
Toluene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Zinc compounds 530 — — —
ALPHA OMEGA RECYCLING
LONGVIEW, TX
Zinc compounds — 21,000 — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Zinc compounds 90 — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Zinc compounds 1,800 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Zinc compounds — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Zinc compounds 4,500 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Zinc compounds — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Zinc compounds 1 — — —
CROSBY & OVERTON
LONG BEACH, CA
Zinc compounds — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Zinc compounds 180 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Zinc compounds 2,000 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Zinc compounds — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Zinc compounds 3,200 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
1,2,4-Trimethylbenzene — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
1,2,4-Trimethylbenzene — — — —
CROSBY & OVERTON
LONG BEACH, CA
1,2,4-Trimethylbenzene — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
1,2,4-Trimethylbenzene 91 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
1,2,4-Trimethylbenzene 13 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
1,2,4-Trimethylbenzene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
1,2,4-Trimethylbenzene — — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
1,2,4-Trimethylbenzene — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
1,2,4-Trimethylbenzene 5 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
1,2,4-Trimethylbenzene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
1,2,4-Trimethylbenzene 2,600 — — —
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
1,2,4-Trimethylbenzene — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
1,2,4-Trimethylbenzene 1,000 — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Xylene (mixed isomers) — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Xylene (mixed isomers) 120 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Xylene (mixed isomers) — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Xylene (mixed isomers) 4,000 — — —
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
Xylene (mixed isomers) — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Xylene (mixed isomers) 2,200 — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Xylene (mixed isomers) — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Xylene (mixed isomers) 140 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Xylene (mixed isomers) 17 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Xylene (mixed isomers) — — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Xylene (mixed isomers) — — — 8
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Xylene (mixed isomers) 1 — — —
CROSBY & OVERTON
LONG BEACH, CA
Xylene (mixed isomers) — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Benzo[g,h,i]perylene 0 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Benzo[g,h,i]perylene — — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Benzo[g,h,i]perylene — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Benzo[g,h,i]perylene — — — —
CROSBY & OVERTON
LONG BEACH, CA
Benzo[g,h,i]perylene — — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Benzo[g,h,i]perylene — — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Benzo[g,h,i]perylene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Benzo[g,h,i]perylene 0 — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Benzo[g,h,i]perylene — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Benzo[g,h,i]perylene — — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Biphenyl — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Biphenyl 7 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Biphenyl — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Biphenyl 1,300 — — —
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
Biphenyl — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Biphenyl — — — —
CROSBY & OVERTON
LONG BEACH, CA
Biphenyl — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Biphenyl 47 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Biphenyl 5 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Biphenyl — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Biphenyl 650 — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Ethylbenzene 350 — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Ethylbenzene — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Ethylbenzene 24 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Ethylbenzene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Ethylbenzene 910 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Ethylbenzene — — — 2
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Ethylbenzene — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Ethylbenzene 32 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Ethylbenzene 4 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Ethylbenzene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Ethylbenzene — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Lead compounds 620 — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Lead compounds 7 — — —
ALPHA OMEGA RECYCLING
LONGVIEW, TX
Lead compounds — 0 — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Lead compounds 11 — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Lead compounds 154 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Lead compounds — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Lead compounds 198 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Lead compounds — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Lead compounds 0 — — —
CROSBY & OVERTON
LONG BEACH, CA
Lead compounds — — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Lead compounds 170 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Lead compounds — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Lead compounds 149 — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Mercury compounds 106 — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Mercury compounds 54 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Mercury compounds — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Mercury compounds — — — —
CROSBY & OVERTON
LONG BEACH, CA
Mercury compounds — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Mercury compounds 2 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Mercury compounds 5 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Mercury compounds — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Mercury compounds 5 — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Mercury compounds 0 — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Mercury compounds 3 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Mercury compounds — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Naphthalene 1,400 — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Naphthalene — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Naphthalene 15 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Naphthalene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Naphthalene 2,700 — — —
CROSBY & OVERTON
LONG BEACH, CA
Naphthalene — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Naphthalene 98 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Naphthalene 11 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Naphthalene — — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Naphthalene — — — —
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
Naphthalene — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Naphthalene — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Nickel compounds 410 — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Nickel compounds 48 — — —
ALPHA OMEGA RECYCLING
LONGVIEW, TX
Nickel compounds — 25,000 — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Nickel compounds 3 — — —
CROSBY & OVERTON
LONG BEACH, CA
Nickel compounds — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Nickel compounds 16 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Nickel compounds 43 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Nickel compounds — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Nickel compounds 750 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Nickel compounds — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Nickel compounds 460 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Nickel compounds — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Nickel compounds — — — —
ALPHA OMEGA RECYCLING
LONGVIEW, TX
Polycyclic aromatic compounds — — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Polycyclic aromatic compounds — — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Polycyclic aromatic compounds 2 — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Polycyclic aromatic compounds — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Polycyclic aromatic compounds 336 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Polycyclic aromatic compounds — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Polycyclic aromatic compounds — — — —
CROSBY & OVERTON
LONG BEACH, CA
Polycyclic aromatic compounds — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Polycyclic aromatic compounds 12 — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Polycyclic aromatic compounds 1 — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Polycyclic aromatic compounds — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Polycyclic aromatic compounds 302 — — —
BUTTERFIELD STATION LANDFILL
MOBILE, AZ
Polycyclic aromatic compounds 2 — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Benzene — — — —
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
Benzene — — — —
ALTAMONT LANDFILL & RESOURCE RECOVERY FACILITY
LIVERMORE, CA
Benzene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Benzene 11 — — —
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
KIMBALL, NE
Benzene — — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Benzene — — — —
CROSBY & OVERTON
LONG BEACH, CA
Benzene — — — —
FORWARD LANDFILL INC DISPOSAL
MANTECA, CA
Benzene — — — —
KELLER CANYON LANDFILL COMPANY
PITTSBURG, CA
Benzene — — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Benzene — — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Benzene 15 — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Cumene 16 — — —
CHEMICAL WASTE MANAGEMENT, INC.
KETTLEMAN CITY, CA
Cumene — — — —
CLEAN HARBORS BUTTONWILLOW LLC
BUTTONWILLOW, CA
Cumene 5 — — —
CLEAN HARBORS SAN JOSE
SAN JOSE, CA
Cumene — — — —
US ECOLOGY NEVADA, INC
BEATTY, NV
Cumene — — — —

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
caa FRV Sep 19, 2025 — Open
caa FRV Nov 5, 2024 — Open
caa FRV Oct 28, 2024 — Open
caa FRV Oct 9, 2024 — Open
caa FRV Oct 9, 2024 — Open
caa FRV Sep 18, 2024 — Open
rcra Standards for Universal Waste Management: Standards for Large Quantity Handlers Aug 22, 2024 Sep 5, 2024 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Aug 22, 2024 Sep 5, 2024 Resolved
rcra Standards Applicable to Generators of HW: General Aug 22, 2024 Sep 30, 2024 Resolved
caa FRV Jul 25, 2024 — Open
caa FRV Dec 26, 2023 — Open
caa FRV Dec 6, 2023 — Open
caa FRV Dec 6, 2023 — Open
caa FRV May 16, 2023 — Open
caa HPV Jan 12, 2023 Jan 12, 2023 Resolved
caa HPV Jan 12, 2023 Jan 12, 2023 Resolved
caa HPV Jan 12, 2023 Jan 12, 2023 Resolved
caa FRV Sep 19, 2022 — Open
caa FRV May 10, 2022 — Open
caa FRV May 10, 2022 — Open
caa HPV Feb 16, 2022 May 5, 2022 Resolved
rcra State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements Sep 28, 2021 Oct 12, 2021 Resolved
caa FRV May 26, 2021 — Open
caa FRV May 26, 2021 — Open
caa FRV Dec 29, 2020 — Open
caa FRV Mar 10, 2020 — Open
caa FRV Mar 10, 2020 — Open
caa FRV Mar 10, 2020 — Open
caa FRV Oct 2, 2019 — Open
caa FRV Oct 2, 2019 — Open
rcra Standards Applicable to Generators of HW: General Sep 19, 2019 Oct 16, 2019 Resolved
rcra Standards Applicable to Generators of HW: General Sep 19, 2019 Oct 16, 2019 Resolved
caa FRV Mar 25, 2019 — Open
caa HPV Mar 25, 2019 May 17, 2022 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Jun 7, 2018 Jun 7, 2018 Resolved
caa FRV Feb 14, 2018 — Open
rcra EPA Administered Permit Programs: the HW Permit Program Permit Conditions Mar 30, 2017 Sep 22, 2017 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Jul 2, 2015 Aug 4, 2015 Resolved
rcra Standards Applicable to Generators of HW: General Jun 12, 2008 Jun 12, 2008 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements May 19, 2005 Sep 2, 2005 Resolved
rcra Standards Applicable to Generators of HW: General Jan 15, 2002 Jan 21, 2002 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Facility Standards Mar 28, 2001 Mar 30, 2001 Resolved
rcra Standards Applicable to Transporters of HW: General Mar 28, 2001 Mar 30, 2001 Resolved
cwa Permit Violations - Violation Specified in Comment Nov 3, 1999 — Open
cwa Permit Violations - Violation Specified in Comment Oct 7, 1999 — Open
cwa Permit Violations - Violation Specified in Comment Sep 17, 1999 — Open
cwa Permit Violations - Violation Specified in Comment Aug 31, 1999 — Open
rcra Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring Mar 13, 1996 Apr 13, 1996 Resolved
rcra Standards Applicable to Generators of HW: General Dec 13, 1993 Dec 16, 1993 Resolved
rcra Standards Applicable to Generators of HW: General Apr 20, 1993 Apr 26, 1993 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
Selenium, total recoverable DMR, Limited - Numeric Violation 0.36 kg/d 0.21 +71% Jun 2025 Open
Carbon, tot organic [TOC] DMR, Limited - Numeric Violation 120.00 mg/L 110.00 +9% Jan 2021 Open
Coliform, total general DMR, Limited - Numeric Violation 3,500.00 MPN/100mL 240.00 +1,358% May 2020 Open
Coliform, total general DMR, Limited - Numeric Violation 340,000.00 MPN/100mL 10,000.00 +3,300% Dec 2017 Open
Coliform, total general DMR, Limited - Numeric Violation 20,000.00 MPN/100mL 10,000.00 +100% May 2016 Open
Coliform, total general DMR, Limited - Numeric Violation 250,000.00 MPN/100mL 10,000.00 +2,400% 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.

State CWA Penalty AO
Clean Water Act · Case CA-N00000065
$20,000
State CWA Penalty AO
Clean Water Act · Case CA-N00002843
State CWA Penalty AO
Clean Water Act · Case CA-N00002139
State CWA Penalty AO
Clean Water Act · Case CA-N00002841
State CWA Penalty AO
Clean Water Act · Case CA-N00002840
State CWA Penalty AO
Clean Water Act · Case CA-N00002842
Administrative - Formal
Clean Air Act · Case 3603852738 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3604202048 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3604637142 · Oct 15, 2025
$6,275
Administrative - Formal
Clean Air Act · Case 3604637143 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3604202051 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3603852735 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3604637141 · Oct 15, 2025
$22,500
Administrative - Formal
Clean Air Act · Case 3604637144 · Oct 15, 2025
$0
Administrative - Formal
Clean Air Act · Case 3603632490 · Oct 15, 2025
$15,000
State CWA Penalty AO
Clean Water Act · Case CA-CFEA459403 · Apr 1, 2025
$15,000
Notice of Violation
Clean Air Act · Case 3604213200 · Nov 5, 2024
State/local Action
Clean Air Act · Case 3604637136 · Oct 28, 2024
Notice of Violation
Clean Air Act · Case 3604202047 · Oct 9, 2024
Notice of Violation
Clean Air Act · Case 3604202050 · Oct 9, 2024

Other facilities in CONTRA COSTA County, CA

CEMEX ANTIOCH
ANTIOCH, CA · Manufacturing
PINOLE PET HOSPITAL
PINOLE, CA · Health Care and Social Assistance
CAMPOLINDO HIGH SCHOOL
MORAGA, CA · Administrative and Support and Waste Management
WEST CONTRA COSTA HOUSEHOLD HAZARDOUS WASTE COLLECTION FACILITY
RICHMOND, CA · Administrative and Support and Waste Management
LORRAINE HAND
KENSINGTON, CA · Administrative and Support and Waste Management
AU ENERGY-EL PORTAL SHELL
SAN PABLO, CA · Retail Trade
All facilities in CA →