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Water Hardness in 13755

Downsville, New York · Delaware County

64 PPM
3.7 GPG
Slightly Hard
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 4 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 4 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
4 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 13755

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.

4 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.
Downsville Water District
NY1200258
Slightly Hard
63 PPMsurface water617 servedHigh Confidence — USGS Monitoring
Davenport Water District
NY1200255
Slightly Hard
65 PPMgroundwater600 servedHigh Confidence — USGS Monitoring
Cooks Falls Water District
NY1200253
Slightly Hard
63 PPMgroundwater150 servedHigh Confidence — USGS Monitoring
Corbett Community Corp.
NY1200254
Slightly Hard
63 PPMgroundwater93 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.

Slightly Hard Water

Your water is slightly hard. You may notice minor spotting on dishes or a slight film on faucets. A water softener is optional but can improve water quality.

Recommended Products

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | 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 Downsville, NY (13755).

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Frequently Asked Questions

Is the water hard in Downsville, NY (13755)?

The average water hardness in 13755 is 64 PPM (3.7 GPG), which is classified as slightly hard.

Do I need a water softener in 13755?

At 64 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 13755 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 13755?

Zip code 13755 in Downsville, New York is served by 4 water systems.

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