Where does the water in 24078 come from?

Water for zip code 24078 in Collinsville, Virginia 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 24078

Collinsville, Virginia · Henry County

21 PPM

1.2 GPG

Soft

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 24078

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
Upper Smith River Water Supply VA5089852	surface water	21 PPM Soft	29,721	High Confidence — USGS Monitoring
Woodland Avenue Ext VA5089955	surface water	21 PPM Soft	179	High Confidence — USGS Monitoring

Upper Smith River Water Supply

VA5089852

Soft

21 PPMsurface water29,721 servedHigh Confidence — USGS Monitoring

Woodland Avenue Ext

VA5089955

Soft

21 PPMsurface water179 servedHigh Confidence — USGS Monitoring

Nearby Zip Codes

2416821 2408921 2411221 2405521 2410230 2414821 2405421 2413330 2416521 2408230 2408830 2417121

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 Collinsville, VA (24078).

Submit Your Data

Frequently Asked Questions

Is the water hard in Collinsville, VA (24078)?

The average water hardness in 24078 is 21 PPM (1.2 GPG), which is classified as soft.

Do I need a water softener in 24078?

At 21 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 24078 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 24078?

Zip code 24078 in Collinsville, Virginia is served by 2 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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