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Water Hardness in 16833

Curwensville, Pennsylvania · Clearfield County

200 PPM
11.7 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 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 16833

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.
Clearfield Municipal Auth
PA6170008
Hard
200 PPMsurface water14,000 servedHigh Confidence - USGS Monitoring
Pike Twp Municipal Authority
PA6170013
Hard
200 PPMsurface water4,500 servedHigh Confidence - USGS Monitoring

Nearby Zip Codes

168372001686120016863200168381951684320015757200158481941665616716661200158562001664520015753200

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.

MethodologyData sourcesHow 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 Curwensville, PA (16833).

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Frequently Asked Questions

Is the water hard in Curwensville, PA (16833)?

The average water hardness in 16833 is 200 PPM (11.7 GPG), which is classified as hard.

Do I need a water softener in 16833?

With hardness of 200 PPM, a water softener is recommended for homes in 16833.

Is hard water in 16833 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 16833?

Zip code 16833 in Curwensville, Pennsylvania is served by 2 water systems.

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