Water Hardness in Winooski, VT
Vermont · 1 zip codes · 4 matched water systems
City avg (weighted): 68 PPM
Dataset updated March 9, 20264 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology
Is Winooski, VT Water Hard or Soft?
The displayed hardness for Winooski, VT is 69 PPM (4 GPG) from Burlington Dept Public Works Water Div, classified as slightly hard. The citywide weighted average is 68 PPM.
Water hardness is not a drinking-water safety score. It measures calcium and magnesium minerals, and address-level results can shift by pressure zone, supply blend, building plumbing, or private well.
How this city reading is built
This city reading is a weighted rollup across 4 matched water systems and 1 ZIP code. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.
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 in Winooski
These systems are matched to Winooski, VT. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.
| Water System | Source | Hardness | Pop. Served |
|---|---|---|---|
| Burlington Dept Public Works Water Div VT0005053 | surface water | 69 PPM Slightly HardUSGS estimate: 63 PPM | |
| South Burlington City Water System VT0005091 | surface water | 69 PPM Slightly HardUSGS estimate: 63 PPM | |
| Colchester Water System VT0021810 | surface water | 69 PPM Slightly HardUSGS estimate: 63 PPM | |
| Winooski Water Dept VT0005102 | surface water | 63 PPM Slightly Hard |
Zip Codes in Winooski, VT
What This Means For You
Use this city 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 Winooski, VT.
Frequently Asked Questions
How hard is the water in Winooski, VT?
The citywide weighted average water hardness in Winooski, VT is 68 PPM (4 GPG), classified as slightly hard. This is based on 4 matched water systems. The gauge highlights Burlington Dept Public Works Water Div, a verified treated-water system, because individual systems can differ from the citywide average.
Do I need a water softener in Winooski, VT?
At 68 PPM, the citywide average is relatively soft. A water softener is generally not necessary.
Is hard water in Winooski, VT 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 Winooski, VT?
Winooski, Vermont is served by 4 matched water systems across 1 zip code.
Learn More About Your Water
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