That doesn’t help. What you need to know is;
Alkalinity As CaCO3:
You can probably get it over the phone. It’s generally called ‘secondary constituents’ or ‘additional parameters’. The water dept knows this stuff but it’s not required for the federal report, the one you have.
If that doesn’t work, you need a water test. Lots of people use Ward Labs, the basic test, I think it’s $16.50.