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Water Hardness in 48601

Saginaw, Michigan · Saginaw County

187 PPM
10.9 GPG
Hard
0Soft60120180300+
Verified — Utility Reported

Dataset updated March 9, 2026Matched to 7 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 7 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis
1 verified treated-water source
7 matched systems total for this ZIP; treated-water reports are prioritized when available.
Water source profile
Primarily surface water
Surface-water hardness can shift with reservoirs, runoff, season, and treatment. This profile is weighted by known population served across matched systems.
Data recency
March 9, 2026
Dataset rebuilt March 9, 2026; individual utility reporting years can vary.

Hardness is a mineral-content reading, not a drinking-water safety rating. Use it for scale, appliance, and softener decisions; check your utility report or test your tap before sizing treatment equipment. See how we calculate local readings.

Water Systems Serving 48601

These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.

7 water systems
PWSID is the public water system identifier. Data Source shows whether the hardness value comes from a treated-water report, USGS monitoring, or a local estimate; source year is shown when available.
Saginaw, City Of
MI0005850
Slightly Hard
104 PPMsurface water44,058 servedVerified — Utility Reported
Source water: 230 PPM
Saginaw Charter Township
MI0005860
Hard
230 PPMsurface water40,840 servedHigh Confidence — USGS Monitoring
Thomas Township
MI0006580
Hard
230 PPMsurface water11,931 servedHigh Confidence — USGS Monitoring
Bridgeport Township
MI0000840
Very Hard
270 PPMsurface water10,104 servedEstimated — Nearby Data
Buena Vista Township
MI0000980
Hard
230 PPMsurface water8,676 servedHigh Confidence — USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

486071834872218248724182486021834873418148604187486031834841518648417182486091834874723048708230

What This Means For You

Recommendations are based on the displayed ZIP hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

Hard Water - Treatment Recommended

Your water is hard. Scale buildup is likely affecting your plumbing and appliances, reducing their lifespan and efficiency. A water softener is recommended to protect your home.

Recommended Products

Salt-Based Water Softener
Our PickAFWFilters Fleck 5600SXT 48KAlso GreatWhirlpool WHES40E 40KAlso GreatAFWFilters 64K GrainAlso GreatAFWFilters Iron Pro 2 64KAlso GreatSpringWell Filter + Softener Combo
Salt-Free Water Conditioner
Our PickSpringWell Salt-Free Cartridge
Water Hardness Test Kit
Our PickVarify (150 Strips)Also GreatJNW Direct (150 Strips)
Shower Head Filter
Our PickWeddell DuoAlso GreatAquaBliss SF100Also GreatSprite Pure 7-SettingAlso GreatAqua Earth 20-Stage
Water Softener Salt
Our PickMorton Clean & ProtectAlso GreatDiamond Crystal Bright & Soft

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | How to Test Your Water

Know your water hardness?

If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Saginaw, MI (48601).

Submit Your Data

Frequently Asked Questions

Is the water hard in Saginaw, MI (48601)?

The average water hardness in 48601 is 187 PPM (10.9 GPG), which is classified as hard.

Do I need a water softener in 48601?

With hardness of 187 PPM, a water softener is recommended for homes in 48601.

Is hard water in 48601 safe to drink?

Water hardness itself is a mineral-content reading, not a drinking-water safety rating. Calcium and magnesium are naturally occurring minerals, but you should check your utility's Consumer Confidence Report for contaminant and compliance information.

How many water systems serve 48601?

Zip code 48601 in Saginaw, Michigan is served by 7 water systems.

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