WH

Water Hardness in 58220

Concrete, North Dakota · Pembina County

235 PPM
13.7 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 58220

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.
Northeast Rwd- North Valley Branch
ND3401128
Hard
235 PPMgroundwater3,422 servedHigh Confidence — USGS Monitoring
Cavalier City Of
ND3400170
Hard
235 PPMgroundwater1,302 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 Concrete, ND (58220).

Submit Your Data

Frequently Asked Questions

Is the water hard in Concrete, ND (58220)?

The average water hardness in 58220 is 235 PPM (13.7 GPG), which is classified as hard.

Do I need a water softener in 58220?

With hardness of 235 PPM, a water softener is recommended for homes in 58220.

Is hard water in 58220 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 58220?

Zip code 58220 in Concrete, North Dakota is served by 2 water systems.

Learn More About Your Water