Cathodic Protection of Underground Tank

[swnoel]

Originally Posted by Whimsey

I own my 1000 gal underground propane tank (Eastern provides the propane and I get an extra 10 cent/gal off the Our Town coop rate). I know taks can last 30-40 year if properly maintained. How frequently do i need to refresh the cathodic protection anodes?

You should be testing every 3 years minimum and replacing them as needed. Course many companies never test them.

http://www.ncagr.gov/standard/docume...stionnaire.pdf

https://www.nfpa.org/Assets/files/Ab...TIA58-11-1.pdf

[DesertDweller]

Originally Posted by swnoel

You should be testing every 3 years minimum and replacing them as needed. Course many companies never test them.

http://www.ncagr.gov/standard/docume...stionnaire.pdf

https://www.nfpa.org/Assets/files/Ab...TIA58-11-1.pdf

Interesting. So if your propane supplier owns the tank I assume they should be performing this testing?

[swnoel]

Originally Posted by DesertDweller

Interesting. So if your propane supplier owns the tank I assume they should be performing this testing?

Yes they should be , but many don't!