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Facility Details: Gerdau

Street Photo
Street Map 		Aerial Photo
Aerial Photo
Scale:
0
  • Name/Address:
  • Gerdau
  • 1500 W. THIRD ST.
    P O BOX 3002
  • Wilton, IA 52778
  • Owner: GERDAU
  • State Facility ID: 310420167
  • Federal Facility ID: 110000772913
  • Location Supplement:
  • Location Comment: Highway 38 and 102nd St. Enter from 102nd on the north side of the building
  • Latitude: 41.58787
  • Longitude: -91.04051
  • Location Accuracy: 20 m (Good)
  • Reference Point: CENTER OF FACILITY
  • Collection Method: INTERPOLATION-PHOTO
  • Last Updated: 2/22/2026 3:27 AM
  • Collected By: CHenders

Aliases
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Program Name Start Date End Date
Spills Transportation Spill 07/24/2009
Leaking UST Gerdau Wilton - Construction Activities 01/08/2007
NPDES General Permit #1-3 - Storm Water Gerdau Ameristeel Us, Inc. 08/15/2008
NPDES General Permit #1-3 - Storm Water Gerdau Ameristeel Us, Inc. 08/15/2008
UST Gerdau Wilton - Construction Activities 01/08/2007
Water Use Gerdau Ameristeel Us Inc. 06/30/2008
Water Use Gerdau Ameristeel Us Inc 01/19/2010
NPDES Wastewater Treatment Operating Permit Norht Star Steel Iowa 01/01/1990 3/4/2007 6:52:30 PM
NPDES Wastewater Treatment Operating Permit Gerdau Ameristeel Wilton 01/01/0001
Title V North Star Steel Company 11/01/2004
Title V Gerdau Ameristeel Us, Inc. 10/15/2009
Title V Gerdau Ameristeel Us, Inc 05/12/2010

Program Information
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Emergency Response - Spills

Spill NumberAt Facility?Reported DateStatusResponsible PartyModeLink To Details
012506-RLT-1333Yes01/25/2006ClosedGerdau AmeristeelTransportationTo Spills Site
050516-JLK-0942Yes05/05/2016OpenGerdau AmeristeelOtherTo Spills Site

Underground Storage Tank - Leaking UST

RegistrationLeak NumberClassification DateLUST StatusStaff NameLink to Details
1986015487LTN352/12/1999 No Action RequiredSchrunkTo LUST Site

Wastewater - NPDES General Permit #1-3 - Storm Water

Program IDPermit TypeLegal StatusPermit StartPermit EndLink to Details
7444-7250GP #1Private4/7/20044/7/2031To Stormwater Site
12667-12458GP #2Private10/11/2006DiscontinuedTo Stormwater Site
21379-21143GP #2Private4/1/2012DiscontinuedTo Stormwater Site

Underground Storage Tank - UST

RegistrationNumber of LUSTsUST StatusLast Inspected DateLink to Details
1986015481Regulated ClosedTo UST Site

Water Supply - Water Use

Permit NumberStatusWater SourceUsage TypeReceived DateDecision DateTermination DateLink to Details

Wastewater - NPDES Wastewater Treatment Operating Permit

EPA IDState IDPermit TypeClassPreTreatmentIssue DateExpiration DateStatusConstruction Permits
00619727078101INDUSTRIALMINORNo 3/1/2023 2/29/2028 ACTIVETo Site

Air - Title V

Plant #RequirementTypePermit StatusPermit IssuedPermit ExpirationLink to Details

Emergency Response - Tier II Chemical Storage

Tier II IDExtremely Hazardous SubstanceHealth HazardFlammability HazardReactivity Hazard
FATR2019QFABM51887RAYesYesYesYes

Emergency Response - Toxic Release


Hazardous Waste - RCRA



Industrial Codes
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SIC Code Description
3312 Blast furnaces and steel mills
5093 Scrap and waste materials
5093 Scrap and waste materials

NAICS Code Description
324199 All Other Petroleum and Coal Products Manufacturing
423930 Recyclable Material Merchant Wholesalers
331111 Iron and Steel Mills
331221 Rolled Steel Shape Manufacturing
331110 Iron and Steel Mills and Ferroalloy Manufacturing

Compliance Links
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Enforcement Action
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No Enforcement Action Information for this site.

Features
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Leaking UST Feature List

Name Type Accuracy Supplemental Location
7LTN35 Leaking UST 25 m (Good)

NPDES Wastewater Treatment Operating Permit Feature List

Name Type Accuracy Supplemental Location
OF-1 Outfall 20 m (Good) DISCHARGE CONSISTS OF OVERFLOW FROM PROCESS AND CO
FD-1 Wastewater Treatment 25 m (Good)

Title V Feature List

Name Type Accuracy Supplemental Location
EP-08 Emission Point 0 m (Good)
EP-03 Emission Point 20 m (Good)
EP-06 Emission Point 400 m (Poor)
EP-10 Emission Point 400 m (Poor)
EP-05 Emission Point 400 m (Poor)
EP-09 Emission Point 400 m (Poor)
EP-29 Emission Point 400 m (Poor)
EP-07 Emission Point 20 m (Good)
EP-11 Emission Point 400 m (Poor)
EP-30 Emission Point 400 m (Poor)
EP-31 Emission Point 400 m (Poor)
EP-32 Emission Point 400 m (Poor)
EP-01 Emission Point 400 m (Poor)
EP-03 Emission Point 400 m (Poor)
EP-04 Emission Point 400 m (Poor)
EP-05 Emission Point 400 m (Poor)
EP-06 Emission Point 400 m (Poor)
EP-07 Emission Point 400 m (Poor)
EP-08 Emission Point 400 m (Poor)
EP-09 Emission Point 400 m (Poor)
EP-10 Emission Point 400 m (Poor)
EP-11 Emission Point 400 m (Poor)
EP-21 Emission Point 400 m (Poor)
EP-22 Emission Point 400 m (Poor)
EP-23 Emission Point 400 m (Poor)
EP-24 Emission Point 400 m (Poor)
EP-25 Emission Point 400 m (Poor)
EP-26 Emission Point 400 m (Poor)
EP-27 Emission Point 400 m (Poor)
EP-28 Emission Point 400 m (Poor)
EP-29 Emission Point 400 m (Poor)
EP-30 Emission Point 400 m (Poor)
EP-31 Emission Point 400 m (Poor)
EP-999 Emission Point 400 m (Poor)

Water Use Feature List

Name Type Accuracy Supplemental Location
W5685 Well 20 m (Good)