Tap and WellTreasure Valley water, from the public record

Whirlpool WHES30E 30,000 Grain Water Softener review

Salt-based water softener. DIY if you are comfortable with this install. Listed to NSF/ANSI 44.

What it removes

ContaminantEvidenceStated reductionScope
Hardness (as CaCO3)Certifiednot stated
IronManufacturer-reportednot statedclear water ferrous up to 8 ppm

Certified is an NSF, WQA, or IAPMO listing for that claim. Manufacturer-reported reduction for iron. Not NSF-certified for iron.

Whole-house hardness at 7 gpg or more. Does not remove arsenic, nitrate, or fluoride.

Certifications

  • NSF/ANSI 44: Hardness Reduction (listing checked 2026-09-14)
  • NSF/ANSI 44: Efficiency Rated (listing checked 2026-09-14)

Entry-size unit. Sized for 1-4 people at Boise city hardness (roughly 10-12 gpg); at 15-20 gpg well water it regenerates every 2-3 days and a 40k+ unit is the better fit. Rated max hardness 95 gpg, clear-water iron up to 8 ppm.

WHES30E is the e-commerce packaging of the WHES30 (same unit). NSF listing is under model WHES30. Manual rated softening capacity 24,600 grains @ 8.0 lb salt (max) and 4,410 grains/lb @ 2.9 lb minimum dose; efficiency rated. Demand-initiated regeneration (6th Sense). 1 in. plumbing, 110/120V. DIY installation kit included; warranty 1 yr parts/labor, 3 yr electronics, 10 yr tank. annual_replacement_cost is est. salt only (~15 gpg, 3-4 people, roughly 10-14 x 40 lb bags/yr at $7-8). No filters to replace. Amazon price $509.00 seen 2026-09-14.