Underground Storage Tank

New Placement

Requirements for Applying for a Permit (when applicable): 

• Detailed Scaled Site Plan 
  • Site Plan Requirements Checklist (PDF)
  • Scale must be 1" x 20' minimum and 1" x 200' maximum 
• Construction Plans
• Structural Calculations stamped by Washington State Licensed Engineer and/or Architect
  • Design Criteria
• Equipment Cutsheets
• Building Code Summary
• Deferred Submittal Form
• Special Inspection Form
• Proof of Ownership

Possible Additional Requirements to Obtain a Permit:

• Proof of Potable Water
• Current Septic System
• Proof of sewer connection
• 911 Address
• Road Approach Permit
• Drainage Plan
• If your site is near a water body or other critical area, special conditions may apply.
• Electrical permits are required and issued by the Washington State Department of Labor and Industries.
• When property is jointly owned or owned by others, letters from all owners must be submitted indicating project approval.
• If your lot has more than one road frontage, you must select a front yard for zoning setback purposes.
• Any parcel located in the Dungeness Water Rule area may require mitigation for use of a well.

Removal / Decommission

Requirements for Applying for a Permit (when applicable): 

• Detailed Scaled Site Plan 
  • Site Plan Requirements Checklist (PDF)
  • Scale must be 1" x 20' minimum and 1" x 200' maximum 
• Proof of Ownership

Possible Additional Requirements to Obtain a Permit:

• If your site is near a water body or other critical area, special conditions may apply.
• When property is jointly owned or owned by others, letters from all owners must be submitted indicating project approval.