x Having issues? A prototype of a new version of Facility Explorer is available at https://facilityexplorer.iowadnr.gov/FacilityExplorer4/

Facility Details: Bayer Iowa Production Co, Llc - Grinnell

Street Photo
Street Map 		Aerial Photo
Aerial Photo
Scale:
0
  • Name/Address:
  • Bayer Iowa Production Co, Llc - Grinnell
  • 721 HWY 6 EAST
  • Grinnell, IA 50112
  • Owner: MONSANTO COMPANY
  • State Facility ID: 310969125
  • Federal Facility ID: 110012151526
  • Location Supplement:
  • Location Comment:
  • Latitude: 41.74615
  • Longitude: -92.64521
  • Location Accuracy: m (Fair)
  • Reference Point:
  • Collection Method:
  • Last Updated: 1/26/2026 3:35 AM
  • Collected By:

Aliases
Collapse
Program Name Start Date End Date
NPDES General Permit #1-3 - Storm Water Monsanto Company - Expansion 08/15/2008
Minor Monsanto Company - Grinnell 01/01/1950

Program Information
Collapse

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

Program IDPermit TypeLegal StatusPermit StartPermit EndLink to Details
10967-10760GP #2Private8/1/2007DiscontinuedTo Stormwater Site

Air - Minor

Plant #RequirementTypePermit StatusPermit IssuedPermit ExpirationLink to Details


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

Compliance Links
Collapse


Enforcement Action
Collapse
No Enforcement Action Information for this site.

Features
Collapse
No Feature Information for this site.