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
View on map ↗ - 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
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.
Qtrs Non-Compliant
Qtrs Non-Compliant
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.
| 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
2023
| 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) | 440,000 | 440,000 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 62,000 | 62,000 | — | — | — | |
| Hydrogen fluoride | 5,400 | 5,400 | — | — | — | |
| Copper compounds | 3,159 | 90 | 69 | 3,000 | — | |
| Manganese compounds | 2,942 | 142 | 2,800 | — | 10,000 | |
| Zinc compounds | 771 | 703 | 68 | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 679 | 139 | 540 | — | — | |
| Nickel compounds | 630 | 269 | 71 | 290 | 3,200 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 264 | 230 | 34 | — | 19,000 | |
| Ammonia | 222 | 170 | 52 | — | — | |
| Vanadium compounds | 94 | 94 | — | — | — | |
| Mercury compounds | 16 | 16 | 0 | — | — | |
| Lead compounds | 1 | 1 | — | — | 31 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2022
| 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) | 400,000 | 400,000 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 58,000 | 58,000 | — | — | — | |
| Hydrogen fluoride | 5,000 | 5,000 | — | — | — | |
| Copper compounds | 3,186 | 74 | 12 | 3,100 | 370 | |
| Ammonia | 1,250 | 1,100 | 150 | — | 16,000 | |
| Zinc compounds | 618 | 583 | 11 | 24 | 1 | |
| Polycyclic aromatic compounds | 588 | 588 | — | — | — | ♦ Carcinogen |
| Manganese compounds | 562 | 102 | 460 | — | 1 | |
| Nickel compounds | 484 | 130 | 14 | 340 | — | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 193 | 104 | 89 | — | 1 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 176 | 170 | 6 | — | 19 | |
| Vanadium compounds | 75 | 75 | — | — | — | |
| Lead compounds | 48 | 46 | 2 | — | 1 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 0 | 0 | — | — | 8 |
2021
| 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) | 480,000 | 480,000 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 70,000 | 70,000 | — | — | — | |
| Hydrogen fluoride | 6,000 | 6,000 | — | — | — | |
| Ammonia | 4,050 | 3,900 | 150 | — | 18,000 | |
| Copper compounds | 3,145 | 83 | 62 | 3,000 | 400 | |
| Manganese compounds | 2,628 | 128 | 2,500 | — | 4,600 | |
| Zinc compounds | 714 | 653 | 61 | — | 1 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 584 | 104 | 480 | — | 4 | |
| Nickel compounds | 582 | 228 | 64 | 290 | 5 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 276 | 245 | 31 | — | 976 | |
| Vanadium compounds | 79 | 79 | — | — | — | |
| Cobalt compounds | 22 | 22 | — | — | — | ♦ Carcinogen |
| Mercury compounds | 15 | 15 | 0 | — | — | |
| Lead compounds | 1 | 1 | — | — | 27 | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2020
| 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) | 50,000 | 50,000 | — | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 5,695 | 75 | 720 | 4,900 | — | |
| Hydrogen fluoride | 4,400 | 4,400 | — | — | — | |
| Copper compounds | 3,930 | 57 | 93 | 3,780 | — | |
| Vanadium compounds | 1,556 | 56 | — | 1,500 | — | |
| Nickel compounds | 1,491 | 136 | 95 | 1,260 | 9 | ♦ Carcinogen |
| Zinc compounds | 1,235 | 433 | 92 | 710 | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1,183 | 197 | 46 | 940 | 180 | |
| Lead compounds | 210 | 34 | 18 | 158 | — | |
| Ammonia | 157 | 120 | 37 | — | — | |
| Mercury compounds | 14 | 12 | 0 | 1 | — | |
| Arsenic compounds | 7 | 7 | — | — | 653 | ♦ Carcinogen |
| Vanadium (except when contained in an alloy) | 6 | 6 | — | — | 149 | |
| Manganese compounds | 5 | 5 | — | — | 140 | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
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 |
2017
| 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) | 110,000 | 110,000 | — | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 28,000 | 28,000 | — | — | — | |
| Manganese compounds | 7,781 | 81 | 7,700 | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 6,060 | 60 | 1,600 | 4,400 | — | |
| Hydrogen fluoride | 2,400 | 2,400 | — | — | — | |
| Vanadium compounds | 2,142 | 42 | — | 2,100 | — | |
| Zinc compounds | 2,083 | 293 | 190 | 1,600 | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1,600 | 150 | 50 | 1,400 | — | |
| Lead compounds | 338 | 25 | 20 | 294 | — | |
| Ammonia | 274 | 240 | 34 | — | — | |
| Mercury compounds | 10 | 7 | 0 | 3 | — | |
| 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
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 |
|---|---|---|---|---|
| Manganese compounds | — | 6,800 | — | — |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 3,140,672 |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | — | 48,000 | — | — |
| Ammonia | — | — | — | 18,349 |
| Nickel compounds | — | 16,000 | — | — |
| Hydrogen fluoride | — | — | — | 218,752 |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 3,615,714 |
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.