Water Hardness in 99652
Big Lake, Alaska · Matanuska-Susitna Borough County
Dataset updated March 9, 2026Matched to 12 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology
How this ZIP reading is built
This ZIP reading is built from 12 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 99652
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 |
|---|---|---|---|
| Wasilla Water System AK2224646 | groundwater | 30 PPM SoftUSGS estimate: 123 PPM | |
| Sand Lake Services AK2210485 | groundwater | 64 PPM Slightly Hard | |
| Meadow Brook Subdivision AK2220037 | groundwater | 64 PPM Slightly Hard | |
| Westwood Water Company Inc AK2225511 | groundwater | 64 PPM Slightly Hard | |
| Northern Lights Terrace AK2224214 | groundwater | 64 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 Big Lake, AK (99652).
Frequently Asked Questions
Is the water hard in Big Lake, AK (99652)?
The average water hardness in 99652 is 33 PPM (1.9 GPG), which is classified as soft.
Do I need a water softener in 99652?
At 33 PPM, your water is relatively soft. A water softener is generally not necessary.
Is hard water in 99652 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 99652?
Zip code 99652 in Big Lake, Alaska is served by 12 water systems.
Learn More About Your Water
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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Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.
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