You are right, I was summing both the sewage discharge and clean water supply costs, which gets you 4.42 USD / m3. But looking for San Francisco tariffs, I see

You are right, I was summing both the sewage discharge and clean water supply costs, which gets you 4.42 USD / m3. But looking for San Francisco tariffs, I see you also pay a separate fee for sewage discharge, with is approximately 5.9 USD / m3 [0]... 0. https://sfpuc.org/sites/default/files/accounts-and-services/Rates_Schedule_Water_Sewer_2023-24.pdf https://sfpuc.org/sites/default/files/accounts-and-services/...