Water Hardness in 70739
Greenwell Spring, Louisiana · East Baton Rouge Parish County
Dataset updated March 9, 2026Matched to 3 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 3 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 70739
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 |
|---|---|---|---|
| Baton Rouge Water Company LA1033005 | groundwater | 120 PPM Moderately HardUSGS estimate: 6 PPM | |
| Zachary Water System LA1033030 | groundwater | 120 PPM Moderately HardUSGS estimate: 6 PPM | |
| City Of Baker Water System LA1033003 | groundwater | 120 PPM Moderately HardUSGS estimate: 4 PPM |
Nearby Zip Codes
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.
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 Greenwell Spring, LA (70739).
Frequently Asked Questions
Is the water hard in Greenwell Spring, LA (70739)?
The average water hardness in 70739 is 120 PPM (7 GPG), which is classified as moderately hard.
Do I need a water softener in 70739?
With hardness of 120 PPM, a water softener is worth considering for homes in 70739.
Is hard water in 70739 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 70739?
Zip code 70739 in Greenwell Spring, Louisiana is served by 3 water systems.
Learn More About Your Water
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