Where does the water in 49046 come from?

Water for zip code 49046 in Delton, Michigan is provided by 2 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 49046

Delton, Michigan · Barry County

201 PPM

11.8 GPG

Hard

0Soft60120180300+

High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 2 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 2 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

2 USGS-backed sources

2 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.

Water source profile

Primarily groundwater

Groundwater commonly picks up calcium and magnesium after contact with rock and soil. 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 49046

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.

2 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.

Water System	Source	Hardness	Pop. Served	Data Source
Thornapple Lake Estates MI0040047	groundwater	217 PPM Hard	538	High Confidence - USGS Monitoring
Barry Township MI0000426	groundwater	170 PPM Moderately Hard	260	High Confidence - USGS Monitoring

Thornapple Lake Estates

MI0040047

Hard

217 PPMgroundwater538 servedHigh Confidence - USGS Monitoring

Barry Township

MI0000426

Moderately Hard

170 PPMgroundwater260 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

49060209 49050217 49058238 49083334 49080170 49344170 49012334 49333171 49070135 49017156 49073208 49004334

What This Means For You

Use this ZIP reading as a local planning estimate, not a final treatment specification. Hardness can vary by utility zone, seasonal blend, private well, and building plumbing. Confirm your tap reading with a utility report or home hardness test before sizing equipment.

Methodology Data sources 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 Delton, MI (49046).

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Frequently Asked Questions

Is the water hard in Delton, MI (49046)?

The average water hardness in 49046 is 201 PPM (11.8 GPG), which is classified as hard.

Do I need a water softener in 49046?

With hardness of 201 PPM, a water softener is recommended for homes in 49046.

Is hard water in 49046 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 49046?

Zip code 49046 in Delton, Michigan is served by 2 water systems.