Where does the water in 65655 come from?

Water for zip code 65655 in Gainesville, Missouri is provided by 1 water system. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 65655

Q: Is the water hard in Gainesville, MO (65655)?

The average water hardness in 65655 is 236 PPM (13.8 GPG), which is classified as hard. A water softener is recommended to protect your plumbing and appliances.

Q: Do I need a water softener in 65655?

With hardness of 236 PPM, a water softener is recommended for homes in 65655. Hard water can cause scale buildup in pipes and appliances, spotty dishes, and dry skin.

Gainesville, Missouri · Ozark County

236 PPM

13.8 GPG

Hard

0Soft60120180300+

Estimated — Nearby Data

Dataset updated March 9, 2026Matched to 1 water systemTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 1 matched water system. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis

1 estimated source

This ZIP reading needs local confirmation before equipment sizing or purchase decisions.

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 65655

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.

1 water system

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
Gainesville Pws MO5010297	groundwater	236 PPM Hard	742	Estimated — Nearby Data

Gainesville Pws

MO5010297

Hard

236 PPMgroundwater742 servedEstimated — Nearby Data

Nearby Zip Codes

65760199 65729120 65766120 65676120 65784120 65618120 65773120 72623321 65715120 65609199 65762120 72537321

What This Means For You

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

Hard Water - Treatment Recommended

Your water is hard. Scale buildup is likely affecting your plumbing and appliances, reducing their lifespan and efficiency. A water softener is recommended to protect your home.

Recommended Products

Salt-Based Water Softener

Our PickAFWFilters Fleck 5600SXT 48K Also GreatWhirlpool WHES40E 40K Also GreatAFWFilters 64K Grain Also GreatAFWFilters Iron Pro 2 64K Also GreatSpringWell Filter + Softener Combo

Salt-Free Water Conditioner

Our PickSpringWell Salt-Free Cartridge

Water Hardness Test Kit

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

Shower Head Filter

Our PickWeddell Duo Also GreatAquaBliss SF100 Also GreatSprite Pure 7-Setting Also GreatAqua Earth 20-Stage

Water Softener Salt

Our PickMorton Clean & Protect Also GreatDiamond Crystal Bright & Soft

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | Size Calculator | 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 Gainesville, MO (65655).

Submit Your Data

Frequently Asked Questions

Is the water hard in Gainesville, MO (65655)?

Our estimate for 65655 is 236 PPM (13.8 GPG), but it is based on nearby, county, or state-level data rather than a direct treated tap-water report for this exact location. Confirm with your utility or a home test.

Do I need a water softener in 65655?

Do not size a softener from this estimate alone. Confirm the actual tap-water hardness before choosing treatment equipment.

Is hard water in 65655 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 65655?

Zip code 65655 in Gainesville, Missouri is served by 1 water system.