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Water Hardness in 28557

Morehead City, North Carolina · Carteret County

219 PPM
12.8 GPG
Hard
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 5 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 5 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
4 USGS-backed sources
5 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 28557

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.

5 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.
West Carteret Water Corp
NC0416040
Very Hard
250 PPMgroundwater19,512 servedHigh Confidence — USGS Monitoring
Morehead City, Town Of
NC0416015
Moderately Hard
172 PPMgroundwater9,420 servedHigh Confidence — USGS Monitoring
Pine Knoll Shores
NC0416031
Moderately Hard
172 PPMgroundwater4,795 servedHigh Confidence — USGS Monitoring
Brandywine Bay
NC0416163
Very Hard
250 PPMgroundwater2,245 servedEstimated — County Avg
Ballou Mhp
NC0416101
Moderately Hard
172 PPMgroundwater95 servedHigh Confidence — USGS Monitoring

Nearby Zip Codes

What This Means For You

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

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 Morehead City, NC (28557).

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Frequently Asked Questions

Is the water hard in Morehead City, NC (28557)?

The average water hardness in 28557 is 219 PPM (12.8 GPG), which is classified as hard.

Do I need a water softener in 28557?

With hardness of 219 PPM, a water softener is recommended for homes in 28557.

Is hard water in 28557 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 28557?

Zip code 28557 in Morehead City, North Carolina is served by 5 water systems.

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