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

GREENS CREEK MINE

Quick Summary

  • •Released 58,696,350 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 $286,248 in total penalties since records began.
  • •Reports releases of chemicals classified as known or probable carcinogens.
Address
ADMIRALITY ISLAND
ANGOON, AK 99820
View on map ↗
County
HOONAH-ANGOON County
Industry
Mining, Quarrying, and Oil and Gas Extraction
NAICS (North American Industry Classification)
212230
Inspections
6 · last Aug 5, 2025
Total Penalties
$286,248 · last May 24, 2023
Registry ID
110032882735

How This Compares

#2 of 51 TRI reporters in AK
#6 of 555 TRI reporters in Mining, Quarrying, and Oil and Gas Extraction

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.

0
Air (CAA)
Qtrs Non-Compliant
12
Water (CWA)
Qtrs Non-Compliant
4
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) +192% overall
Year Total Releases (lbs) vs Prior Year
2015 29,951,063 —
2016 41,780,361 +39%
2017 58,696,350 +40%
2018 55,589,597 -5%
2019 58,000,200 +4%
2020 58,560,801 +1%
2021 70,879,102 +21%
2022 89,988,924 +27%
2023 98,097,459 +9%
2024 87,578,704 -11%

2024

Chemical Total (lbs) Air Water Land Off-Site
Xylene (mixed isomers) — — — — —
Naphthalene — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 65,886,944 6,057 69 65,880,818 6
Zinc compounds 14,582,339 15,576 138 14,566,625 —
Lead compounds 7,051,245 125 44 7,051,076 93
Chromium 31,933 — — 31,933 —
Manganese 13,049 1 3 13,045 —
Mercury compounds 9,246 6 — 9,240 —
Copper compounds 3,560 0 6 3,554 —
Antimony compounds 214 212 2 — —
Arsenic compounds 173 173 — — — ♦ Carcinogen
Cadmium compounds 1 0 1 — — ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Arsenic compounds — — — — — ♦ Carcinogen
Xylene (mixed isomers) — — — — —
Naphthalene — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 75,596,269 6,924 130 75,589,215 —
Zinc compounds 14,878,817 15,787 330 14,862,700 —
Lead compounds 7,566,743 127 73 7,566,543 296
Chromium 29,423 — — 29,423 —
Manganese 12,751 1 7 12,743 —
Mercury compounds 9,844 6 — 9,838 —
Copper compounds 3,594 — 8 3,586 9
Antimony compounds 16 16 — — —
Cadmium compounds 2 — 2 — — ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Arsenic compounds — — — — 41 ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Xylene (mixed isomers) — — — — —
Naphthalene — — — — — ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 68,091,938 6,643 101 68,085,194 41
Zinc compounds 14,150,836 15,152 339 14,135,345 197
Lead compounds 7,694,885 125 61 7,694,699 429
Chromium 26,877 — — 26,877 41
Manganese 11,685 — 5 11,680 —
Mercury compounds 9,032 6 — 9,026 41
Copper compounds 3,670 — 7 3,663 —
Cadmium compounds 1 — 1 — 41 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — — ♦ Carcinogen
Arsenic compounds — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Xylene (mixed isomers) — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 50,218,115 4,541 54 50,213,520 —
Zinc compounds 13,527,738 14,053 213 13,513,472 91
Lead compounds 7,079,522 121 43 7,079,358 41
Chromium 29,294 — — 29,294 —
Manganese 12,003 — 3 12,000 —
Mercury compounds 8,555 6 — 8,549 0
Copper compounds 3,874 — 5 3,869 —
Cadmium compounds 1 — 1 — — ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — — ♦ Carcinogen
Xylene (mixed isomers) — — — — —
1,2,4-Trimethylbenzene — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 39,374,981 4,102 68 39,370,811 —
Zinc compounds 12,810,577 13,673 319 12,796,585 274
Lead compounds 6,318,819 125 55 6,318,639 292
Chromium 32,108 — — 32,108 —
Manganese 11,711 1 5 11,705 —
Mercury compounds 8,399 5 — 8,394 —
Copper compounds 4,037 — 6 4,031 —
Arsenic compounds 167 167 — — — ♦ Carcinogen
Cadmium compounds 2 — 2 — — ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
1,2,4-Trimethylbenzene — — — — —
Naphthalene — — — — — ♦ Carcinogen
Xylene (mixed isomers) — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 37,360,726 3,496 43 37,357,187 —
Zinc compounds 13,437,374 13,923 253 13,423,198 6
Lead compounds 7,134,969 129 44 7,134,796 —
Chromium 39,770 — — 39,770 —
Manganese 12,338 1 3 12,334 —
Mercury compounds 9,909 5 — 9,904 —
Copper compounds 4,761 — 5 4,756 —
Arsenic compounds 215 215 — — — ♦ Carcinogen
Polycyclic aromatic compounds 137 137 — — — ♦ Carcinogen
Cadmium compounds 1 — 1 — — ♦ Carcinogen

2018

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Xylene (mixed isomers) — — — — —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 31,183,729 3,370 32 31,180,327 —
Zinc compounds 17,317,430 14,565 213 17,302,652 9
Lead compounds 7,020,654 104 110 7,020,440 —
Chromium 38,927 — — 38,927 —
Manganese 12,961 1 2 12,958 —
Mercury compounds 11,163 5 — 11,158 —
Copper compounds 4,494 — 5 4,489 —
Arsenic compounds 238 238 — — — ♦ Carcinogen
Cadmium compounds 1 — 1 — — ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Xylene (mixed isomers) — — — — —
1,2,4-Trimethylbenzene — — — — —
Naphthalene — — — — — ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 32,635,301 3,240 36 32,632,025 1
Zinc compounds 18,742,493 14,248 241 18,728,004 5
Lead compounds 7,252,904 104 149 7,252,650 46
Chromium 37,955 — — 37,955 —
Manganese 12,182 1 3 12,178 —
Mercury compounds 11,304 5 — 11,299 1
Copper compounds 3,996 — 5 3,991 —
Arsenic compounds 214 214 — — — ♦ Carcinogen
Cadmium compounds 1 — 1 — 0 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Xylene (mixed isomers) — — — — —
Zinc compounds 17,478,698 13,587 206 17,464,905 —
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 16,665,340 22 1 16,665,317 —
Lead compounds 7,569,694 105 170 7,569,419 —
Chromium 37,744 — — 37,744 —
Mercury compounds 13,177 6 — 13,171 —
Manganese 11,383 1 3 11,379 —
Copper compounds 4,162 — 5 4,157 —
Arsenic compounds 162 162 — — — ♦ Carcinogen
Cadmium compounds 1 — 1 — — ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Naphthalene — — — — — ♦ Carcinogen
1,2,4-Trimethylbenzene — — — — —
Xylene (mixed isomers) — — — — —
Zinc compounds 20,014,480 14,240 240 20,000,000 —
Lead compounds 8,455,193 88 196 8,454,909 —
Arsenic compounds 1,400,244 244 — 1,400,000 — ♦ Carcinogen
Chromium 50,000 — — 50,000 —
Manganese 15,006 — 6 15,000 —
Mercury compounds 11,332 6 — 11,326 —
Copper compounds 4,807 — 7 4,800 —
Cadmium compounds 1 — 1 — — ♦ 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

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
Lead compounds 93 — — —
CHEMICAL WASTE MANAGEMENT OF THE NW
ARLINGTON, OR
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 6 — — —

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 Linked to Viol. Below — — Open
caa Linked to Viol. Below — — Open
caa Linked to Viol. Below — — Open
cwa Schedule Event unachieved and not reported Mar 1, 2026 Apr 1, 2026 Resolved
cwa Schedule Event unachieved and not reported Mar 1, 2025 Apr 1, 2025 Resolved
cwa Schedule Event unachieved and not reported Mar 1, 2025 Apr 1, 2025 Resolved
cwa Schedule Event unachieved and not reported Mar 1, 2025 Apr 1, 2025 Resolved
cwa Management Practice Violations - Failure to Maintain Records May 30, 2024 — Open
cwa Schedule Event unachieved and not reported Mar 1, 2024 Apr 1, 2024 Resolved
cwa Schedule Event unachieved and not reported Mar 1, 2024 Apr 1, 2024 Resolved
cwa Effluent Violations - Unauthorized Discharge Sep 15, 2023 — Open
rcra EPA Administered Permit Programs: the HW Permit Program General Information Jun 28, 2022 Jan 4, 2024 Resolved
rcra Standards Applicable to Generators of HW: General Jun 28, 2022 May 24, 2023 Resolved
rcra Standards for Used Oil: Generators Jun 28, 2022 May 24, 2023 Resolved
cwa Effluent Violations - Unapproved Bypass Jun 16, 2022 — Open
caa FRV Apr 6, 2021 — Open
caa FRV Jun 19, 2020 — Open
caa FRV Apr 8, 2020 — Open
cwa Management Practice Violations - Failure to Maintain Records Feb 13, 2020 — Open
caa FRV Oct 30, 2019 — Open
caa FRV Oct 29, 2019 — Open
caa FRV Oct 29, 2019 — Open
caa FRV Oct 29, 2019 — Open
cwa Management Practice Violations - Best Management Practice Deficiencies Oct 17, 2018 — Open
cwa Management Practice Violations - Improper Operation and Maintenance Oct 17, 2018 — Open
caa FRV Sep 7, 2017 — Open
cwa Schedule Event reported late Mar 1, 2017 — Open
cwa Schedule Event achieved late but reported Mar 1, 2017 — Open
cwa Reporting Violations - Failure to Notify Nov 9, 2016 — Open
cwa WW Storm Water Non-Construction - Failure to Maintain Records Nov 9, 2016 — Open
cwa Management Practice Violations - Best Management Practice Deficiencies Nov 9, 2016 — Open
cwa WW Storm Water Non-Construction - Failure to properly install/implement BMPs Nov 9, 2016 — Open
cwa WW CSO - Related Unapproved Bypass Nov 9, 2016 — Open
cwa Effluent Violations - Numeric effluent violation Nov 9, 2016 — Open
cwa Schedule Event achieved late but reported Mar 1, 2016 — Open
cwa Schedule Event reported late Mar 1, 2016 — Open
cwa WW Storm Water Construction - Failure to properly operate and maintain BMPs Sep 16, 2014 — Open
cwa Schedule Event achieved late but reported Jan 31, 2007 — Open
cwa Schedule Event reported late Jan 31, 2007 — Open
cwa Schedule Event unachieved and not reported Jan 31, 2007 Jun 7, 2007 Resolved
cwa Schedule Event reported late Jan 31, 2007 — Open
cwa Schedule Event achieved late but reported Jan 31, 2007 — Open
cwa Schedule Event unachieved but reported Jan 31, 2007 Jun 1, 2007 Resolved
cwa Schedule Event unachieved and not reported Jan 31, 2007 Apr 27, 2007 Resolved
cwa Schedule Event unachieved but reported Jan 31, 2007 Apr 27, 2007 Resolved
cwa Schedule Event achieved late but reported Jan 31, 2006 — Open
cwa Schedule Event reported late Oct 31, 2005 — Open
cwa Schedule Event achieved late but reported Oct 31, 2005 — Open
cwa Schedule Event unachieved and not reported Aug 3, 2004 Feb 9, 2005 Resolved
cwa Schedule Event achieved late but reported Aug 3, 2004 — Open

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
Solids, total suspended DMR, Limited - Numeric Violation 34.00 mg/L 30.00 +13% Jan 2025 Open
Flow, in conduit or thru treatment plant DMR, Limited - Overdue 4.73 MGD 4.60 +3% Dec 2020 Resolved
Flow, in conduit or thru treatment plant DMR, Limited - Numeric Violation 4.73 MGD 4.60 +3% Dec 2020 Open
Flow, in conduit or thru treatment plant DMR, Limited - Numeric Violation 2.47 MGD 2.39 +3% Sep 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.

Administrative - Formal
· Case 10-2023-0043 · May 24, 2023
$143,124
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste) · Case RCRA-AKD983067307-002 · May 24, 2023
$143,124
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste) · Case RCRA-AKD983067307-001 · Jun 28, 2022
Warning Letter
Clean Air Act · Case 3602707382 · May 5, 2021
Warning Letter
Clean Air Act · Case 3602707379 · May 5, 2021
Warning Letter
Clean Air Act · Case 3602196831 · Apr 16, 2020
Warning Letter
Clean Air Act · Case 3601099358 · Jun 22, 2017
Administrative - Formal
· Case 10-2006-0245 · Jun 14, 2006
$12,900
Administrative - Formal
· Case 10-2001-0123 · May 21, 2001
Judicial
· Case 10-1996-0017 · Jun 25, 1997
$300,000
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-AKD983067307-000 · Oct 29, 1992
CWA 309A AO For Compliance
Clean Water Act · Case 10-1991-N001 · Jan 14, 1991
CWA 309G2B AO For Class II Penalties
Clean Water Act · Case 10-1990-N015 · Jun 21, 1990
CWA 309A AO For Compliance
Clean Water Act · Case 10-1990-N016 · Nov 30, 1989

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