Oklahoma deq 641 2026

1. Click ‘Get Form’ to open the Oklahoma DEQ 641 in the editor.
2. Begin by entering the Work Order No., System No., and Date Received at the top of the form. Ensure these fields are filled accurately for proper tracking.
3. In the GENERAL INFORMATION section, provide the Name and Mailing Address of the Property Owner. Fill in First Name, Last Name, Street Address, City, and Zip Code. Optionally, include the Owner’s E-Mail Address.
4. Next, input the Property Address details including Street Address, City, and Zip Code. Include a Legal Description if applicable.
5. Specify Lot Size in square feet or acres and indicate the County where the property is located.
6. For Finding Location, describe how far it is from a known point using blocks or miles.
7. Check the applicable certification regarding flow certification and fill in details about bedrooms or water usage as required.
8. Finally, certify your information by printing your First Name and Last Name, signing, and dating the document at the bottom.

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