ABCWUA: San Juan-Chama surface water blended with groundwater since 2008. Hardness moderately hard to hard by zone. Chlorine. Look up your zone; this file does not invent grains.
No district prohibition found in current research. No Albuquerque or Bernalillo County sanitation prohibition comparable to LACSD Measure S turned up. Ask the Water Authority / sewer utility.
Hardness (as published)
ABCWUA FAQ: since December 2008, treated surface water and groundwater have been blended; hardness ranges from moderately hard to hard depending on sources and blend. Look up your distribution zone. This file does not invent a citywide gpg from a third-party site. — ABCWUA drinking water FAQs (hardness); 2025 Water Quality Report
Disinfectant (as published)
Chlorination (sodium hypochlorite). 2025 report lists chlorine disinfectant in the distribution system. — ABCWUA 2025 Water Quality Report; ABCWUA treatment description
What actually fits
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If soap will not lather and the glassware looks chalky
Salt-based softener: two mineral tanks and a brine tank.
A salt-based softener is the thing that actually removes hardness. Size it from your grains and how much water you use, not bathroom count. It needs a drain.
If you are shopping a PFAS listing for the kitchen
Under-sink reverse osmosis: filters, tank, and a second faucet.
A pitcher or under-sink RO whose exact model is listed for PFAS under NSF/ANSI 53 or 58. The RO shop link is Waterdrop. Pitchers stay on a tagged Amazon search. We have not picked a model.
Albuquerque is a zone-blend file. San Juan-Chama surface plant plus wells, mixed since 2008.
What ABCWUA publishes
The FAQ says hardness is moderately hard to hard and tells you to look up your distribution zone. We are not promoting a scraped 8.2 gpg as the Authority’s citywide number.
Groundwater “requires little treatment other than disinfection via chlorination.” Surface water is treated at the San Juan-Chama plant.