Waterdrop WD-PT-77BL
A NSF-certified pitcher filter that is certified to reduce 1 contaminant.
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You want the cheapest way to start, with no installation — ideal for renters and small households.
Certified for taste, odor, and chlorine (an aesthetic filter).
This is an aesthetic-standard filter (NSF 42) — it improves taste and reduces chlorine, but is not certified for health contaminants like lead or PFAS.
What is filter pitcher? A fill-and-pour jug with a replaceable carbon cartridge. The cheapest way to start — but certification varies enormously. Compare all filter types →
What it costs to own
| Upfront price | Check on Amazon → |
| Replacement filter (WD-PF-77B) | Find replacement → |
| Estimated yearly cost (filters, ~6×/yr) | — |
| True cost per gallon | — |
Cost per gallon and yearly cost are our estimates from the rated capacity and current prices. The filter only works if you replace it on schedule.
What it's certified to remove
Certification is per-contaminant: the Waterdrop WD-PT-77BL is credited only for the contaminants listed here, verified by NSF. It does not imply removal of anything not listed.
✓ Verify this certification on the official NSF listing →
Full specifications
| Certified by | NSF |
| NSF/ANSI standards | 42 — reduces taste, odor, and chlorine (aesthetic standard) |
| Filter type | Filter pitcher |
| Rated capacity | 60 gallons |
| Flow rate | N/A gpm |
| Replacement element | WD-PF-77B |
| Installation | Fill and pour. No installation. |
Frequently asked
Is the Waterdrop WD-PT-77BL NSF certified?
Yes — the Waterdrop WD-PT-77BL is listed in the NSF certified-product database under NSF/ANSI standard 42. That means an independent body verified its claims (not just "tested to" a standard).
What does the Waterdrop WD-PT-77BL remove?
It is certified to reduce 1 contaminants: Chlorine / chloramine.
How often do you replace the pitcher filter?
A pitcher filter like this is typically replaced about 6 times a year (replacement element WD-PF-77B). Replace on schedule — a spent cartridge stops reducing contaminants.
Compare similar pitcher filters
Source: NSF public certification listing. Specs and certified claims are from the official listing; cost figures are our estimates. Some links are affiliate links — see our disclosure.