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

WINYAH

Quick Summary

  • Released 160,689 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 $121,950 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
661 STEAM PLANT DRIVE
GEORGETOWN, SC 29440
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County
GEORGETOWN County
Industry
Utilities
NAICS (North American Industry Classification)
221112
Inspections
8 · last Aug 29, 2025
Total Penalties
$121,950 · last Aug 7, 2023
Registry ID
110000353457

How This Compares

#33 of 540 TRI reporters in SC
#228 of 584 TRI reporters in Utilities

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.

2
Air (CAA)
Qtrs Non-Compliant
1
Water (CWA)
Qtrs Non-Compliant
0
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) -9% overall
Year Total Releases (lbs) vs Prior Year
2015 780,667
2016 322,061 -59%
2017 160,689 -50%
2018 211,925 +32%
2019 1,653 -99%
2020 309,889 +18642%
2021 568,097 +83%
2022 470,180 -17%
2023 516,179 +10%
2024 712,112 +38%

2024

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 610,000 610,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 85,000 85,000
Hydrogen fluoride 7,300 7,300
Copper compounds 3,192 132 60 3,000
Manganese compounds 2,613 213 2,400 6,800
Zinc compounds 1,062 1,003 59
Nickel compounds 822 460 62 300 16,000 ♦ Carcinogen
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 689 229 460
Chromium compounds (except for chromite ore mined in the Transvaal Region) 509 480 29 48,000
Ammonia 288 220 68
Polycyclic aromatic compounds 205 205 ♦ Carcinogen
Vanadium compounds 143 143
Arsenic compounds 138 79 59 2 ♦ Carcinogen
Lead compounds 99 87 12
Cobalt compounds 35 35 ♦ Carcinogen
Mercury compounds 16 15 0
Dioxin and dioxin-like compounds 1 1 ♦ Carcinogen

2021

2019

Chemical Total (lbs) Air Water Land Off-Site
Hydrogen fluoride 1,600 1,600
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 32 32 700
Arsenic compounds 8 8 661 ♦ Carcinogen
Vanadium (except when contained in an alloy) 7 7 156
Manganese compounds 6 6 146
Lead compounds 1 1 45
Mercury compounds 0 0 7

2018

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 120,000 120,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 36,000 36,000
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 17,706 84 1,622 16,000
Manganese compounds 8,672 92 7,810 770 8
Copper compounds 7,353 52 101 7,200
Vanadium compounds 5,756 56 5,700
Nickel compounds 4,577 150 327 4,100 8 ♦ Carcinogen
Zinc compounds 3,966 373 193 3,400
Chromium compounds (except for chromite ore mined in the Transvaal Region) 3,876 225 51 3,600 20
Hydrogen fluoride 3,100 3,100
Lead compounds 747 33 20 694
Ammonia 155 130 25
Mercury compounds 16 10 0 6
Polycyclic aromatic compounds 1 1 ♦ Carcinogen
Dioxin and dioxin-like compounds 0 0 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 240,000 240,000
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 48,000 48,000
Manganese compounds 7,870 90 7,000 780 15
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 6,077 77 1,400 4,600
Copper compounds 5,754 62 92 5,600
Hydrogen fluoride 4,600 4,600
Zinc compounds 2,923 453 170 2,300
Vanadium compounds 2,460 60 2,400
Nickel compounds 1,923 130 293 1,500 10 ♦ Carcinogen
Chromium compounds (except for chromite ore mined in the Transvaal Region) 1,620 175 45 1,400 29
Lead compounds 506 34 18 454
Ammonia 308 260 48
Mercury compounds 18 14 0 4
Polycyclic aromatic compounds 1 1 ♦ Carcinogen
Dioxin and dioxin-like compounds 0 0 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 340,000 340,000
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 122,640 140 1,300 121,200
Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) 82,000 82,000
Vanadium compounds 45,303 103 45,200
Manganese compounds 42,363 163 6,200 36,000 12
Copper compounds 33,829 108 81 33,640
Zinc compounds 32,793 843 150 31,800
Chromium compounds (except for chromite ore mined in the Transvaal Region) 24,350 310 40 24,000 38
Nickel compounds 21,173 230 263 20,680 10 ♦ Carcinogen
Arsenic compounds 13,864 64 430 13,370 ♦ Carcinogen
Lead compounds 12,577 63 16 12,497
Hydrogen fluoride 8,000 8,000
Ammonia 1,600 1,100 500
Mercury compounds 173 58 0 115
Polycyclic aromatic compounds 2 2 ♦ Carcinogen
Dioxin and dioxin-like 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.

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
SANTEE COOPER - WINYAH
MONCKS CORNER, SC
Lead compounds 26
WASTE MANAGEMENT OAKRIDGE LANDFILL
DORCHESTER, SC
Lead compounds 4
SANTEE COOPER - WINYAH
MONCKS CORNER, SC
Mercury compounds 8
WASTE MANAGEMENT OAKRIDGE LANDFILL
DORCHESTER, SC
Mercury compounds 0
CHARLESTON STEEL AND METAL
MONCKS CORNER, SC
Nickel compounds 16,000
AMERICAN BIO MASS
WALTERBORO, SC
Arsenic compounds 1
GASTON COUNTY LANDFILL
DALLAS, NC
Arsenic compounds 1
CHARLESTON STEEL AND METAL
MONCKS CORNER, SC
Chromium compounds (except for chromite ore mined in the Transvaal Region) 48,000
CHARLESTON STEEL AND METAL
MONCKS CORNER, SC
Zinc compounds
CHARLESTON STEEL AND METAL
MONCKS CORNER, SC
Manganese compounds 6,800
CHARLESTON STEEL AND METAL
MONCKS CORNER, SC
Copper compounds
AMERICAN BIO MASS
WALTERBORO, SC
Copper compounds
GASTON COUNTY LANDFILL
DALLAS, NC
Copper compounds

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 HPV Mar 26, 2022 Aug 23, 2023 Resolved
caa HPV Aug 18, 2019 May 24, 2021 Resolved
caa HPV Feb 10, 2019 May 24, 2021 Resolved
caa HPV Dec 5, 2017 Jun 20, 2018 Resolved
caa FRV May 24, 2016 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 30.26 mg/L 19.50 +55% May 2022 Open
Solids, total suspended DMR, Limited - Numeric Violation 21.70 mg/L 19.50 +11% Aug 2021 Open
Temperature, water deg. fahrenheit DMR, Limited - Numeric Violation 99.00 deg F 93.00 +6% Sep 2018 Open
Manganese, total [as Mn] DMR, Limited - Numeric Violation 0.30 mg/L 0.15 +108% Sep 2018 Open
Arsenic, total recoverable DMR, Limited - Numeric Violation 0.04 mg/L 0.00 +4,749% Sep 2018 Open
Manganese, total [as Mn] DMR, Limited - Numeric Violation 0.27 mg/L 0.10 +170% Sep 2018 Open
Arsenic, total recoverable DMR, Limited - Numeric Violation 0.04 mg/L 0.00 +3,523% Sep 2018 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
Clean Air Act · Case 3603681875 · Aug 7, 2023
$99,000
Notice of Violation
Clean Air Act · Case 3603063982 · Jun 2, 2022
Administrative - Formal
Clean Air Act · Case 3602706344 · May 7, 2021
$22,950
Notice of Violation
Clean Air Act · Case 3602233031 · Jul 7, 2020
RETURN TO COMPLIANCE LETTER
RCRA (Hazardous Waste) · Case RCRA-SCD097630537-002 · Mar 5, 2020
30-DAY COMPLIANCE WARNING LETTER
RCRA (Hazardous Waste) · Case RCRA-SCD097630537-001 · Mar 5, 2020
Administrative - Formal
Clean Air Act · Case 3601457059 · Jun 1, 2018
$4,250
Notice of Violation
Clean Air Act · Case 3601310805 · Jan 5, 2018
Notice of Violation
Clean Air Act · Case 3600729685 · May 24, 2016
Judicial
· Case 04-2003-9044 · Jun 24, 2004
$2,000,000

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