Where does the water in 06716 come from?

Water for zip code 06716 in Wolcott, Connecticut is provided by 9 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 06716

Wolcott, Connecticut · New Haven County

56 PPM

3.3 GPG

Soft

0Soft60120180300+

High Confidence — USGS Monitoring

Dataset updated March 9, 2026Matched to 9 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 9 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

9 USGS-backed sources

9 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 06716

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.

9 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
Regional Water Authority CT0930011	surface water	39 PPM Soft	418,900	High Confidence — USGS Monitoring
Waterbury Water Department CT1510011	surface water	72 PPM Slightly Hard	107,271	High Confidence — USGS Monitoring
Meriden Water Division CT0800011	surface water	106 PPM Slightly Hard	58,441	High Confidence — USGS Monitoring
Southington Water Department CT1310011	surface water	106 PPM Slightly Hard	43,069	High Confidence — USGS Monitoring
Wallingford Water Department CT1480011	surface water	106 PPM Slightly Hard	37,267	High Confidence — USGS Monitoring

Regional Water Authority

CT0930011

Soft

39 PPMsurface water418,900 servedHigh Confidence — USGS Monitoring

Waterbury Water Department

CT1510011

Slightly Hard

72 PPMsurface water107,271 servedHigh Confidence — USGS Monitoring

Meriden Water Division

CT0800011

Slightly Hard

106 PPMsurface water58,441 servedHigh Confidence — USGS Monitoring

Southington Water Department

CT1310011

Slightly Hard

106 PPMsurface water43,069 servedHigh Confidence — USGS Monitoring

Wallingford Water Department

CT1480011

Slightly Hard

106 PPMsurface water37,267 servedHigh Confidence — USGS Monitoring

Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

0647971 0670553 0670453 0671053 0670253 0678239 0670653 0648962 0678661 0677961 0601071 0670853

What This Means For You

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

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 Wolcott, CT (06716).

Submit Your Data

Frequently Asked Questions

Is the water hard in Wolcott, CT (06716)?

The average water hardness in 06716 is 56 PPM (3.3 GPG), which is classified as soft.

Do I need a water softener in 06716?

At 56 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 06716 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 06716?

Zip code 06716 in Wolcott, Connecticut is served by 9 water systems.

Learn More About Your Water

Water Hardness Scale: PPM and GPG Chart

Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.

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How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

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