Verdigris Plant
6606 East 540 Rd, Claremore, OK 74019, Rogers County
A manufacturing facility in Claremore, Oklahoma, listed in EPA records under nitrogenous fertilizer manufacturing (NAICS 325311). It is one of 1,274 active manufacturing facilities in EPA records in Oklahoma, 23 of them in Claremore.
- Industry
- Chemicals
- NAICS 325
- TRI reporter
- Yes
- Inspections, 5 yr
- 8
- EPA registry ID
- 110000550332
- Revised
- November 1, 2026
What's made here
- Nitrogenous Fertilizer Manufacturing (NAICS 325311)
Public EPA records
| Toxics Release Inventory | Reports to the TRI (facility ID 74015GRCVR23302). |
|---|---|
| Clean Air Act | Listed as a major source of air emissions. |
| Clean Water Act | Major and non-major water discharge permits (NPDES). |
| Hazardous waste (RCRA) | Listed as a very small quantity generator of hazardous waste (under 100 kg a month). |
| Greenhouse gas reporting | Reports to the Greenhouse Gas Reporting Program. |
| Inspections | 8 in the last five years; most recent February 19, 2026. |
EPA ECHO, November 1, 2026; not a rating. EPA report ยท About these records