You may purchase the National Leak Prevention Association standards directly with a credit card or PayPal. Documents available include the NLPA Standard 631, NLPA Standard 635, NLPA/KWA 1-2009 and NLPA/KWA RP 823 (both the historical and 2020 editions).
Chapter A - Entry, Cleaning, Interior Inspection, Repair and Lining of Underground Storage Tanks
[For Compliance with 40 CFR Part 280.21, 280.33(a) and 280.33 (d)(1)]
Chapter B - Future Internal Inspection Requirements for Lined Tanks
[For Compliance with 40 CFR Part 280.21(b)(1)(ii)]
Chapter C - Internal Inspection of Steel Tanks for Retrofit of Cathodic Protection
[For Compliance with 40 CFR Part 280.21(b)(2)(I)]
Complete File by Email - $28.00
Printed Hard Copy $32.50 plus $4.00 priority shipping - Total $36.50
Chapter D - Lining of Fiberglass Tanks For Compatibility & Repairs That Are Allowed
[For Compliance with 40 CFR Part 280.32 and 280.33(b)
Complete File by Email - $11.00
Printed Hard Copy 14.00 plus $4.00 priority mail shipping - Total $18.00
(NOT AVAILABLE AT THIS TIME - DEVELOPMENT IN PROGRESS)
Chapter E - Repair and Lining Methods for Double Wall Steel and Double Wall Tanks w/ Steel Primary Containment and Non-Steel Secondary Containment
Recommended Practice for Inspecting Buried Lined Steel Tanks Using a Video Camera
Complete File by Email - $25.00
Printed Hard Copy $35.00 plus $4.00 priority mail shipping - Total $39.00
Retrofit Double Walled Containment For Existing Single Wall Steel and Fiberglass Underground Storage Tanks (USTs)
Complete File by Email - $25.00
Printed Hard Copy $35.00 plus $4.00 priority mail shipping - Total $39.00
Standard for Preventative Maintenance, Repair and In-situ Construction of Petroleum Sumps
Complete File by Email - $25.00
Printed Hard Copy $35.00 plus $4.00 priority mail shipping - Total $39.00
Standard for Preventative Maintenance, Repair and In-situ Construction of Petroleum Sumps
Complete File by Email - $25.00
Printed Hard Copy $35.00 plus $4.00 priority mail shipping - Total $39.00