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City water profile

Water hardness in Sun Valley

Find official utility reports, understand hardness, and check the water system serving your home in Sun Valley, Idaho.

Utility-reported hardness

Not yet available

Check your provider and source →
State comparison
Unavailable
Evidence comparison rank
—
Matched utilities
1
Active health records
0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →
Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Sun Valley Water And Sewer Dist

ID5070051 · Groundwater · 3,400 people served system-wide

A municipal system, in-state city, and served county all agree with this Census ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →
Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level
Reported level
0.004 mg/L
Action level
0.015 mg/L

27% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 31, 2025

Violation history (25)
Imported violation history for Sun Valley Water And Sewer Dist
RuleStatusPeriod
LEAD AND COPPER RULE REVISIONSUnaddressedJul 2, 2025
Total Haloacetic Acids (HAA5)ArchivedJan 1, 2025 to Dec 31, 2025
TTHMArchivedJan 1, 2025 to Dec 31, 2025
Radium-226ResolvedJan 1, 2024 to Mar 31, 2024
Combined UraniumResolvedJan 1, 2024 to Mar 31, 2024
Gross Alpha, Excl. Radon and UResolvedJan 1, 2024 to Mar 31, 2024
Radium-228ResolvedJan 1, 2024 to Mar 31, 2024
Radium-226ResolvedJul 1, 2023 to Sep 30, 2023
Radium-228ResolvedJul 1, 2023 to Sep 30, 2023
Combined UraniumResolvedJul 1, 2023 to Sep 30, 2023
Gross Alpha, Excl. Radon and UResolvedJul 1, 2023 to Sep 30, 2023
Lead and Copper RuleResolvedDec 30, 2022 to Dec 11, 2024
Gross Alpha, Excl. Radon and UResolvedApr 1, 2022 to Jun 30, 2022
Radium-228ResolvedApr 1, 2022 to Jun 30, 2022
Radium-226ResolvedApr 1, 2022 to Jun 30, 2022
Combined UraniumResolvedApr 1, 2022 to Jun 30, 2022
Radium-228ResolvedJan 1, 2022 to Mar 31, 2022
Combined UraniumResolvedJan 1, 2022 to Mar 31, 2022
Gross Alpha, Excl. Radon and UResolvedJan 1, 2022 to Mar 31, 2022
Radium-226ResolvedJan 1, 2022 to Mar 31, 2022
Groundwater RuleResolvedDec 6, 2021 to Jan 10, 2022
Gross Alpha, Excl. Radon and UResolvedOct 1, 2021 to Dec 31, 2021
Combined UraniumResolvedOct 1, 2021 to Dec 31, 2021
Radium-228ResolvedOct 1, 2021 to Dec 31, 2021
Radium-226ResolvedOct 1, 2021 to Dec 31, 2021

City summary

What the indexed records say

Sun Valley has 2 published ZIP profiles across Blaine County. No qualifying nearby hardness observation is available for the city.

The —–— PPM range shows how much the available ZIP estimates vary within the city label.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

0 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
— miles
Profiles with evidence
0/2

Confidence labels

High: 0Moderate: 0Low: 0

Observation window: unavailable to unavailable.

ZIP directory

Water reports in Sun Valley

Open a ZIP for site-level provenance and measurements.

ZIP code

83353

No estimate

—

Nearest site
— mi
Confidence
—

View full ZIP evidence →

ZIP code

83354

No estimate

—

Nearest site
— mi
Confidence
—

View full ZIP evidence →

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Sun Valley

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.