Water Hardness in 77334
Dodge, Texas · Walker 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 77334
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 |
|---|---|---|---|
| City Of Huntsville TX2360001 | surface water | 132 PPM Moderately Hard | |
| Dodge Oakhurst Wsc 2 TX2040051 | groundwater | 123 PPM Moderately Hard | |
| Walker County Sud D TX2360069 | groundwater | 95 PPM Slightly Hard | |
| Walker County Sud B Crabbs Prairie TX2360040 | groundwater | 95 PPM Slightly Hard | |
| Walker County Sud C TX2360052 | groundwater | 95 PPM Slightly Hard |
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 Dodge, TX (77334).
Frequently Asked Questions
Is the water hard in Dodge, TX (77334)?
The average water hardness in 77334 is 127 PPM (7.4 GPG), which is classified as moderately hard.
Do I need a water softener in 77334?
With hardness of 127 PPM, a water softener is worth considering for homes in 77334.
Is hard water in 77334 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 77334?
Zip code 77334 in Dodge, Texas is served by 6 water systems.
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