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

GERDAU

Quick Summary

  • Released 9,044 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 $0 in total penalties since records began.
  • Reports releases of chemicals classified as known or probable carcinogens.
Address
1500 W 3RD STREET
WILTON, IA 52778
View on map ↗
County
MUSCATINE County
Industry
Manufacturing
NAICS (North American Industry Classification)
331110
Inspections
5 · last Jan 16, 2025
Total Penalties
$0
Registry ID
110000772913

How This Compares

#170 of 420 TRI reporters in IA
#4,184 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.

1
Air (CAA)
Qtrs Non-Compliant
9
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) -80% overall
Year Total Releases (lbs) vs Prior Year
2015 12,687
2016 8,375 -34%
2017 9,044 +8%
2018 10,509 +16%
2019 9,879 -6%
2020 10,799 +9%
2021 11,526 +7%
2022 9,561 -17%
2023 10,224 +7%
2024 2,548 -75%

2024

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 1,342 1,328 14 811,936
Manganese compounds 886 631 255 181,502
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 124 5 119
Lead compounds 73 62 11 37,845
Chromium compounds (except for chromite ore mined in the Transvaal Region) 62 56 6 16,677
Copper compounds 28 22 6 11,080
Nickel compounds 17 4 13 1,655 ♦ Carcinogen
Mercury compounds 16 13 3
Dioxin and dioxin-like compounds 1 1 29 ♦ Carcinogen

2023

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 7,134 7,079 55 1,056,124
Manganese compounds 2,264 1,504 760 199,764
Lead compounds 369 342 27 50,925
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 186 5 181
Chromium compounds (except for chromite ore mined in the Transvaal Region) 155 146 9 18,011
Copper compounds 80 71 9 10,033
Nickel compounds 18 6 12 781 ♦ Carcinogen
Mercury compounds 18 15 3 19
Dioxin and dioxin-like compounds 1 1 31 ♦ Carcinogen

2022

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 6,454 6,393 61 947,293
Manganese compounds 2,338 1,529 809 201,233
Lead compounds 304 286 18 42,223
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 203 5 198
Chromium compounds (except for chromite ore mined in the Transvaal Region) 138 128 10 15,047
Copper compounds 84 73 11 10,236
Nickel compounds 25 9 16 1,127 ♦ Carcinogen
Mercury compounds 14 14 18
Dioxin and dioxin-like compounds 1 1 28 ♦ Carcinogen

2021

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 7,443 7,362 81 1,111,713
Manganese compounds 3,124 2,308 816 323,546
Lead compounds 444 425 19 64,193
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 221 5 216
Chromium compounds (except for chromite ore mined in the Transvaal Region) 134 122 12 14,526
Copper compounds 110 98 12 14,282
Nickel compounds 28 11 17 1,494 ♦ Carcinogen
Mercury compounds 22 17 5 21
Dioxin and dioxin-like compounds 1 1 34 ♦ Carcinogen

2020

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 7,280 7,100 180 1,132,711
Manganese compounds 2,559 1,408 1,151 198,206
Lead compounds 399 366 33 58,366
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 252 5 247
Chromium compounds (except for chromite ore mined in the Transvaal Region) 144 123 21 15,609
Copper compounds 116 98 18 15,098
Nickel compounds 28 12 16 1,797 ♦ Carcinogen
Mercury compounds 20 16 4 19
Dioxin and dioxin-like compounds 1 1 31 ♦ Carcinogen

2019

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 6,588 6,411 177 1,024,911
Manganese compounds 2,426 1,287 1,139 179,342
Lead compounds 363 330 33 52,811
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 220 5 215
Chromium compounds (except for chromite ore mined in the Transvaal Region) 135 114 21 14,123
Copper compounds 106 89 17 13,661
Nickel compounds 24 11 13 1,626 ♦ Carcinogen
Mercury compounds 17 14 3 18

2018

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 7,162 6,960 202 1,031,256
Manganese compounds 2,449 1,317 1,132 170,694
Lead compounds 394 359 35 53,183
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 224 5 219
Chromium compounds (except for chromite ore mined in the Transvaal Region) 139 119 20 13,776
Copper compounds 103 84 19 11,949
Nickel compounds 19 8 11 1,055 ♦ Carcinogen
Mercury compounds 19 15 4 12
Dioxin and dioxin-like compounds 1 1 0 ♦ Carcinogen

2017

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 5,763 5,554 209 1,028,345
Manganese compounds 2,297 1,137 1,160 179,838
Lead compounds 483 447 36 82,735
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 223 5 218
Chromium compounds (except for chromite ore mined in the Transvaal Region) 142 122 20 17,776
Copper compounds 99 80 19 14,121
Nickel compounds 21 8 13 1,256 ♦ Carcinogen
Mercury compounds 15 15 0 15
Dioxin and dioxin-like compounds 0 0 0 ♦ Carcinogen

2016

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 5,707 5,507 200 976,452
Manganese compounds 1,938 950 988 133,520
Lead compounds 323 292 31 68,637
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 168 5 163 14,361
Chromium compounds (except for chromite ore mined in the Transvaal Region) 125 105 17 3 18,199
Copper compounds 83 66 17 14,196
Nickel compounds 18 7 11 961 ♦ Carcinogen
Mercury compounds 12 12 0 59
Dioxin and dioxin-like compounds 0 0 0 ♦ Carcinogen

2015

Chemical Total (lbs) Air Water Land Off-Site
Zinc compounds 7,548 7,065 483 1,688,063
Manganese compounds 3,715 884 2,831 161,182
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 590 5 585 39,660
Lead compounds 499 373 126 130,442
Chromium compounds (except for chromite ore mined in the Transvaal Region) 162 85 77 25,388
Copper compounds 123 69 54 24,408
Nickel compounds 32 8 24 1,612 ♦ Carcinogen
Mercury compounds 17 17 0 163
Dioxin and dioxin-like compounds 1 1 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
Dioxin and dioxin-like compounds 29
Manganese compounds 181,502
Copper compounds 11,080
Chromium compounds (except for chromite ore mined in the Transvaal Region) 17,023
Nickel compounds 1,655
Zinc compounds 817,244
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) 42
Lead compounds 38,009

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
BEFESA ZINC US INC.
CHICAGO, IL
Copper compounds 11,080
BEFESA ZINC US INC.
CHICAGO, IL
Dioxin and dioxin-like compounds 29
BEFESA ZINC US INC.
CHICAGO, IL
Lead compounds 37,845
BEFESA ZINC US INC.
CHICAGO, IL
Manganese compounds 181,502
BEFESA ZINC US INC.
CHICAGO, IL
Zinc compounds 811,936
BEFESA ZINC US INC.
CHICAGO, IL
Chromium compounds (except for chromite ore mined in the Transvaal Region) 16,677
BEFESA ZINC US INC.
CHICAGO, IL
Nickel compounds 1,655

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
cwa Schedule Event unachieved and not reported Mar 1, 2026 Apr 2, 2026 Resolved
cwa Schedule Event unachieved but reported Mar 1, 2026 Apr 2, 2026 Resolved
cwa Schedule Event reported late Mar 1, 2026 Open
cwa Schedule Event achieved late but reported Mar 1, 2026 Open
caa FRV Aug 20, 2024 Open
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Feb 14, 2024 Feb 23, 2024 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Sep 24, 2019 Sep 24, 2019 Resolved
cwa Schedule Event achieved late but reported Oct 1, 2016 Open
cwa Schedule Event achieved late but reported Jan 1, 2016 Open
rcra Standards Applicable to Generators of HW: General Aug 14, 2015 Feb 15, 2017 Resolved
cwa Schedule Event achieved late but reported Aug 1, 2015 Open
rcra Standards Applicable to Generators of HW: General Apr 29, 2010 Oct 28, 2010 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards Apr 29, 2010 Nov 29, 2010 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Apr 29, 2010 Oct 22, 2010 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Apr 29, 2010 Oct 22, 2010 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Feb 23, 2001 Dec 28, 2001 Resolved
rcra Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators Feb 23, 2001 Dec 28, 2001 Resolved
rcra Standards for Universal Waste Management: Standards for Small Quantity Handlers Feb 23, 2001 Dec 28, 2001 Resolved
rcra Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Feb 23, 2001 Dec 28, 2001 Resolved
rcra Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators Dec 20, 1994 Dec 28, 1994 Resolved
rcra Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators Dec 20, 1994 Dec 28, 1994 Resolved
rcra Standards Applicable to Generators of HW: General Dec 20, 1994 Dec 28, 1994 Resolved
rcra Standards for Owners and Operators of HW TSDs: Preparedness and Prevention Dec 20, 1994 Dec 28, 1994 Resolved
rcra Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures Dec 20, 1994 Dec 28, 1994 Resolved
rcra Land Disposal Restrictions: General Dec 7, 1989 Dec 13, 1989 Resolved
rcra Standards for Owners and Operators of HW TSDs: Closure and Post-Closure Jan 4, 1988 Feb 3, 1988 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Sep 28, 1987 Oct 22, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Feb 18, 1987 Jun 16, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting Feb 18, 1987 Jun 16, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Dec 2, 1986 Jul 7, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: Financial Requirements Feb 24, 1986 Sep 15, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: Closure and Post-Closure Feb 24, 1986 Sep 15, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting Feb 24, 1986 Sep 15, 1987 Resolved
rcra Standards for Owners and Operators of HW TSDs: General Feb 24, 1986 Sep 15, 1987 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
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.80 mg/L 1.00 +80% Dec 2025 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.07 mg/L 0.04 +87% Dec 2025 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 2.80 mg/L 1.00 +180% Nov 2025 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.23 mg/L 0.04 +477% Jul 2025 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.08 mg/L 0.04 +114% Jul 2025 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.08 mg/L 0.04 +95% Jan 2025 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.10 mg/L 1.00 +10% Dec 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.10 mg/L 0.04 +146% Dec 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.06 mg/L 0.04 +52% Dec 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.11 mg/L 0.04 +182% Nov 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.04 mg/L 0.04 +8% Sep 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.04 mg/L 0.04 +3% May 2024 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.80 mg/L 1.00 +80% Apr 2024 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.04 mg/L 0.04 +5% Jun 2023 Open
Oil & Grease DMR, Limited - Numeric Violation 12.00 mg/L 10.00 +20% May 2023 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.24 mg/L 0.04 +516% Apr 2023 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.05 mg/L 0.04 +21% Mar 2022 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.40 mg/L 1.00 +40% Oct 2020 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.30 mg/L 1.00 +30% Sep 2020 Open
Oil & Grease DMR, Limited - Numeric Violation 3.49 kg/d 3.18 +10% Jul 2020 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.80 mg/L 1.00 +80% Jan 2020 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.05 mg/L 0.04 +15% Jan 2020 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.06 mg/L 0.04 +46% Feb 2019 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 3.10 mg/L 1.00 +210% Feb 2019 Resolved
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.31 mg/L 1.00 +31% Feb 2019 Open
Copper, total [as Cu] DMR, Limited - Numeric Violation 0.04 mg/L 0.04 +8% Jan 2019 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 2.20 mg/L 1.00 +120% Jan 2019 Resolved
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.06 mg/L 1.00 +6% Jan 2019 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.80 mg/L 1.00 +80% Nov 2018 Resolved
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.11 mg/L 1.00 +11% Nov 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.80 mg/L 1.00 +80% Oct 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.10 mg/L 1.00 +10% Jul 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.50 mg/L 1.00 +50% May 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.21 mg/L 1.00 +21% Feb 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.60 mg/L 1.00 +60% Feb 2018 Open
Iron, total [as Fe] DMR, Limited - Numeric Violation 1.20 mg/L 1.00 +20% Jan 2018 Open
Oil & Grease DMR, Limited - Numeric Violation 3.36 kg/d 3.18 +6% Nov 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 3.45 kg/d 3.18 +9% Oct 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 9.76 kg/d 4.99 +95% Aug 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 5.52 kg/d 3.18 +74% Aug 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 3.26 kg/d 3.18 +3% May 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 3.48 kg/d 3.18 +10% Jan 2015 Open
Oil & Grease DMR, Limited - Numeric Violation 5.15 kg/d 4.99 +3% Jan 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.

Notice of Violation
Clean Air Act · Case 3604071918 · Aug 20, 2024
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-000 · Dec 20, 1994
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-006 · Dec 7, 1989
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-004 · Jan 4, 1988
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-005 · Sep 28, 1987
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-002 · Jul 7, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-001 · Jul 7, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-008 · Feb 18, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-009 · Dec 2, 1986
WRITTEN INFORMAL
RCRA (Hazardous Waste) · Case RCRA-IAD000223354-007 · Feb 24, 1986

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