Underground Storage Tank (UST) Program

Underground storage tank system illustration

UST Guidance Documents & Other Resources

Following are guidance documents to assist UST owners, operators and environmental professionals in meeting regulatory standards.

Operations

Low Level Hydrostatic Testing for Containment Sumps | View/Download >
Operator Training Guidance | View/Download >
Regulated USTs in AZ | View eMap >
Regulated USTs in AZ | View/Download Excel >
Suspected Release Process Flowchart (Contamination) | View/Download >
Suspected Release Process Flowchart (Equipment) | View/Download >

Leak Prevention

Permanent Closure Guidance | View/Download >
Baseline Assessment Guidance | View/Download >
Release Confirmation Guidance | View/Download >
Spill & Overfill Prevention | View >

Cleanup

Analytical Data | View/Download >
Green Remediation Practices | View >
Leaking UST Priority Code Listing | View/Download >
Leaking USTs in AZ | View/Download Excel >
Priority Code Listing | View >
Quality Assurance Program Plan | 
View/Download >
Release Confirmation Levels | View/Download >
Soil Vapor Sampling Guidance | View/Download >
Tier 1 Cleanup Standards - Petroleum Products | View/Download >