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Facility Details: Monsanto Company

Street Photo
Street Map 		Aerial Photo
Aerial Photo
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  • Name/Address:
  • Monsanto Company
  • 503 S MAPLEWOOD AVENUE
  • Williamsburg, IA 52361
  • Owner: Monsanto
  • State Facility ID: 310515705
  • Federal Facility ID: 110007058325
  • Location Supplement:
  • Location Comment:
  • Latitude: 41.65755
  • Longitude: -91.99640
  • Location Accuracy: 15 m (Good)
  • Reference Point: STORAGE TANK
  • Collection Method: ADDRESS MATCHING-PRIMARY NAME
  • Last Updated: 2/22/2026 3:27 AM
  • Collected By: jaharkin

Aliases
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Program Name Start Date End Date
Leaking UST Holden Foundation Seeds Inc 04/17/2007
UST Holden Foundation Seeds Inc 04/17/2007
UST Holdens Foundation Seeds Inc 01/08/2007 4/17/2007 11:41:12 AM
RCRA Holden Foundation Seeds Inc 02/18/2010

Program Information
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Underground Storage Tank - Leaking UST

RegistrationLeak NumberClassification DateLUST StatusStaff NameLink to Details
1989161488LTD876/6/2016 No Action RequiredVander BloemenTo LUST Site

Underground Storage Tank - UST

RegistrationNumber of LUSTsUST StatusLast Inspected DateLink to Details
1989161481Regulated ClosedTo UST Site

Water Supply - Water Use

Permit NumberStatusWater SourceUsage TypeReceived DateDecision DateTermination DateLink to Details

Hazardous Waste - RCRA



Industrial Codes
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No SIC Information for this site.
No NAICS Information for this site.

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
8LTD87 Leaking UST 25 m (Good)

Water Use Feature List

Name Type Accuracy Supplemental Location
S317 Intake-Stream 20 m (Good)
W929 Well 20 m (Good)
W955 Well 20 m (Good)