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Water Hardness in 63069

Pacific, Missouri · Franklin County

190 PPM
11.1 GPG
Hard
0Soft60120180300+
High Confidence - USGS Monitoring

Dataset updated March 9, 2026Matched to 11 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 11 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
11 matched systems total for this ZIP; USGS monitoring is used where treated-water reports are unavailable.
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 63069

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.

11 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.
Washington Pws
MO6010838
Moderately Hard
122 PPMgroundwater14,068 servedHigh Confidence - USGS Monitoring
Union Pws
MO6010801
Moderately Hard
122 PPMgroundwater12,348 servedHigh Confidence - USGS Monitoring
Pacific Pws
MO6010620
Very Hard
418 PPMgroundwater6,000 servedEstimated - Nearby Data
Mo Eastern Correctional Center
MO6069017
Very Hard
418 PPMgroundwater1,100 servedEstimated - Nearby Data
Sylvan Manor Subd
MO6036085
Very Hard
418 PPMgroundwater240 servedEstimated - Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

630151226302512063039122630162766305512263038120630401206307212363089122630512776304927763021120

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 Pacific, MO (63069).

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Frequently Asked Questions

Is the water hard in Pacific, MO (63069)?

The average water hardness in 63069 is 190 PPM (11.1 GPG), which is classified as hard.

Do I need a water softener in 63069?

With hardness of 190 PPM, a water softener is recommended for homes in 63069.

Is hard water in 63069 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 63069?

Zip code 63069 in Pacific, Missouri is served by 11 water systems.

Learn More About Your Water

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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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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Well Water Hardness: Why It's Usually Hard & How to Treat It

Well water is almost always harder than city water. Learn why, how to test your well, and the best treatment options for hard well water.

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