Where does the water in 13033 come from?

Water for zip code 13033 in Cato, New York is provided by 4 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 13033

Cato, New York · Cayuga County

102 PPM

6 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

3 USGS-backed sources

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

Water source profile

Primarily surface water

Surface-water hardness can shift with reservoirs, runoff, season, and treatment. 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 13033

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.

Water System	Source	Hardness	Pop. Served	Data Source
Auburn NY0501710	surface water	94 PPM Slightly Hard	27,179	High Confidence — USGS Monitoring
Fair Haven Village NY0501717	groundwater	153 PPM Moderately Hard	1,001	Estimated — County Avg
Cato Village NY0501715	groundwater	320 PPM Very Hard	601	High Confidence — USGS Monitoring
Dudley Water Supply NY0501736	groundwater	320 PPM Very Hard	200	High Confidence — USGS Monitoring

Auburn

NY0501710

Slightly Hard

94 PPMsurface water27,179 servedHigh Confidence — USGS Monitoring

Fair Haven Village

NY0501717

Moderately Hard

153 PPMgroundwater1,001 servedEstimated — County Avg

Cato Village

NY0501715

Very Hard

320 PPMgroundwater601 servedHigh Confidence — USGS Monitoring

Dudley Water Supply

NY0501736

Very Hard

320 PPMgroundwater200 servedHigh Confidence — USGS Monitoring

Nearby Zip Codes

1311196 1316696 1308080 13143357 13074245 1314099 1311280 1315697 13146352 1302782 13069242 1306080

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

Water Hardness Test Kit

Our PickVarify (150 Strips)Also GreatJNW Direct (150 Strips)

Salt-Free Water Conditioner

Our PickSpringWell Salt-Free Cartridge

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 Cato, NY (13033).

Submit Your Data

Frequently Asked Questions

Is the water hard in Cato, NY (13033)?

The average water hardness in 13033 is 102 PPM (6 GPG), which is classified as slightly hard.

Do I need a water softener in 13033?

At 102 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 13033 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 13033?

Zip code 13033 in Cato, New York is served by 4 water systems.