On Tue, 31 Jan 2017 06:44:51 -0600, CRNG
wrote:

On Mon, 30 Jan 2017 19:12:17 -0000 (UTC), Martim Ribeiro
wrote in

Some do it every three years.
Others never do it.

I have mine pumped about every 5 or 6 years.


Our Township requires us to pump every three years