SJ water does use chloramine, that information is public and they do call out that it may have an impact on live fish or aquatic animals:check with your local water company on this-chances are they are using chloramine/chlorine
Looks like they were doing a combo chlorine and chloramine mix before but now going all in on chloramine. Either way you def need a filter before it hits the RODI membrane -I believe it can damage it permanently..SJ water does use chloramine, that information is public and they do call out that it may have an impact on live fish or aquatic animals:
Notification of Treatment Change: | San Jose Water
Starting July 8, 2024, SJW will transition from using free chlorine to chloramine as the primary disinfectant for the water supplied by our Williams Station Wells. This change is part of our ongoing commitment to providing the highest quality water.Who will be impacted?This information is for...www.sjwater.com