Water Hardness in 68028
Gretna, Nebraska · Sarpy County
Dataset updated March 9, 2026Matched to 6 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 6 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.
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 68028
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.
| Water System | Source | Hardness | Pop. Served |
|---|---|---|---|
Papillion, City Of NE3115313 | groundwater | 140 PPM Moderately HardUSGS estimate: 255 PPM | |
Gretna, City Of NE3115303 | groundwater | 257 PPM Very Hard | |
Sarpy Co Sid 158 - Tiburon Golf Course NE3120787 | groundwater | 217 PPM Hard | |
Sarpy Co Sid 81 - Fairview Heights NE3115309 | groundwater | 257 PPM Very Hard | |
Sarpy Co Sid 34 - Sarpy Heights NE3110920 | groundwater | 257 PPM Very Hard |
Nearby Zip Codes
What This Means For You
Recommendations are based on the displayed ZIP hardness reading. Confirm your tap reading before sizing or buying treatment equipment.
Moderately Hard Water
Your water is moderately hard. You're likely seeing scale buildup on fixtures, spotty dishes, and may notice dry skin or hair. A water softener or conditioner can help.
Recommended Products
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 Gretna, NE (68028).
Frequently Asked Questions
Is the water hard in Gretna, NE (68028)?
The average water hardness in 68028 is 166 PPM (9.7 GPG), which is classified as moderately hard.
Do I need a water softener in 68028?
With hardness of 166 PPM, a water softener is worth considering for homes in 68028.
Is hard water in 68028 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 68028?
Zip code 68028 in Gretna, Nebraska is served by 6 water systems.
Learn More About Your Water
Do You Need a Water Softener? (Based on Your Water Hardness)
A data-driven guide to help you decide if a water softener is worth the investment based on your actual water hardness level.
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Salt-based softeners remove hardness minerals. Salt-free conditioners prevent scale but don't soften. Here's how to choose based on your water hardness level.
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We tested KDF, Vitamin C, and carbon shower filters for hard water. Here are the filters that actually reduce mineral buildup on hair and skin.
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