Where does the water in 43935 come from?

Water for zip code 43935 in Martins Ferry, Ohio 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 43935

Martins Ferry, Ohio · Belmont County

186 PPM

10.9 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 43935

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
Belmont Co. Sanitary District 3 Pws OH0700412	groundwater	30 PPM Soft	26,822	High Confidence - USGS Monitoring
Martins Ferry Public Water System OH0701212	groundwater	787 PPM Very Hard	6,980	High Confidence - USGS Monitoring

Belmont Co. Sanitary District 3 Pws

OH0700412

Soft

30 PPMgroundwater26,822 servedHigh Confidence - USGS Monitoring

Martins Ferry Public Water System

OH0701212

Very Hard

787 PPMgroundwater6,980 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

43971164 43912102 4393430 43963171 43939153 4390530 4390930 2600386 43943162 26075123 43917145 4394030

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 Martins Ferry, OH (43935).

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Frequently Asked Questions

Is the water hard in Martins Ferry, OH (43935)?

The average water hardness in 43935 is 186 PPM (10.9 GPG), which is classified as hard.

Do I need a water softener in 43935?

With hardness of 186 PPM, a water softener is recommended for homes in 43935.

Is hard water in 43935 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 43935?

Zip code 43935 in Martins Ferry, Ohio is served by 2 water systems.