Best Water Filter for Great Falls, MT (2026) — Matched to Local Water

MT · Filter Guide

Best Water Filter for Great Falls

Data-matched filtration recommendation based on Great Falls's water quality analysis · Utility: City of Great Falls Water.

85/100Excellent

Choosing the right water filter for Great Falls, Montana starts with understanding what's actually in your tap water. Our recommendation is data-matched to Great Falls's specific contaminant profile, which draws from Missouri River and is managed by City of Great Falls Water.

Below you'll find Great Falls's water quality snapshot, our top filter pick, per-contaminant recommendations, and the data behind why we recommend it.

Great Falls Water Snapshot

85/100
Purity Score
1.5 ppb
Lead Level
5.8 GPG
Water Hardness
Missouri River
Water Source

Why Great Falls Needs a Water Filter

Contaminant Matching

Filters selected based on Great Falls's specific detected contaminants.

Health Protection

Certified filtration removes lead, PFAS, chlorine byproducts, and other contaminants.

Home Protection

Reduces scale, sediment, and chemical damage to pipes and appliances.

Recommended Water Filter for Great Falls

Our Top Pick for Great Falls
Filter Priority: Recommended

Our full filter recommendation is in the city water report.

View Great Falls Water Report →

Based on water quality analysis, a filtration system matched to local contaminants is recommended for Great Falls.

Why This Filter for Great Falls?

  • Reduces lead exposure (1.5 ppb detected)
  • Matched to Great Falls's specific water composition
  • Improves taste, odor, and safety for drinking and cooking

Filter by Contaminant: Great Falls

Based on Great Falls's water analysis, we detected 1 contaminant that require targeted filtration.
Lead (Pb) 1.5 ppb detected
Detected
Under Sink

Waterdrop 10UA Under Sink Water Filter System

NSF/ANSI 53 certified for lead reduction. Removes 99.3% of lead at the point of use.

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Also Consider for Great Falls

iSpring RCC7 Reverse Osmosis
View on AmazonAffiliate link
Clearly Filtered Water Pitcher
View on AmazonAffiliate link

As an Amazon Associate, PurityMap earns from qualifying purchases.

Water Quality Data: Great Falls, MT

ParameterValueEPA StandardStatus
Purity Score85/100 Excellent
Lead (Pb)1.5 ppb15 ppb Detected
Water Hardness5.8 GPG Soft
Total Dissolved Solids200 ppm500 ppm Normal
Water SourceMissouri River
Utility ProviderCity of Great Falls Water

More About Great Falls Water

Frequently Asked Questions

What filter do I need in Great Falls MT?

Great Falls water scores 85/100 with no major concerns. A pitcher filter improves taste.

What are the main water problems in Great Falls?

Great Falls water issues: Chlorine. Score: 85/100.

Protect Your Water in Great Falls

A quality water filter is the best match for Great Falls's water profile.

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