Hidden Springs Tap Water Quality Report
Hidden Springs's water has 3 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
Water system
VEOLIA WATER IDAHO
People Served
250,000
Health-based violations since 2020
0
VEOLIA WATER IDAHO. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Oct 2025 ยท VEOLIA WATER IDAHO
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Hidden Springs Tap Water Safe to Drink?
We recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems. Hidden Springs's water has 3 contaminants above EPA health-based guidelines (MCLGs), while it meets federal legal limits.
VEOLIA WATER IDAHO, Hidden Springs's water system, serves 250,000 people. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for VEOLIA WATER IDAHO is from Oct 2025.
In EPA's 2023โ2026 UCMR 5 testing, VEOLIA WATER IDAHO measured lithium at up to 24.3 ยตg/L, which EPA counts as above its health reference level of 10 ยตg/L. That level is a screening value EPA uses to decide what to study further, not a legal limit, and this result does not change this page's water-quality summary.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Idaho
Hidden Springs Water Service Areas

What these numbers actually mean for Hidden Springs, ID
We read Hidden Springs, IDโs published record and send you a short report โ which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 3 contaminants above EPA MCLGs and 31 contaminants with an EPA health goal detected in some samples (no level on file)
- 157 results on file
- 23 PFAS compounds on record
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Recommended Water Filters for Hidden Springs
Based on Hidden Springs's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.

AquaTru
Classic
NSF Certified:
Flow Rate
0.04 gpm
Daily Production
600 gpd
Highlights:
- Best overall contaminant reduction score
- Most performance certifications
- Lifetime warranty
- NSF-42, NSF-53, NSF-58, NSF-401 certified
Removes 23 contaminants:
+18 more
Molybdenum, Barium, Chlorine, Arsenic, 83+ contaminants, Calcium, Chloride, Copper, Magnesium, Nitrate, Phosphorus, Sodium, Sulfate, Total Dissolved Solids, Zinc, Total THMs, Chloroform, Nitrate (as N)

AquaTru
Carafe
NSF Certified:
Flow Rate
0.3 gpm
Daily Production
4 gpd
Highlights:
- Verified PFAS reduction
- Glass collection vessel
- Plug-and-play installation
- NSF-53, NSF-42, NSF-58, NSF-401, NSF-372 certified
Removes 17 contaminants:
+12 more
Arsenic, 83+ contaminants, Copper, Total THMs, Chloroform, Chloride, Sulfate, Nitrate (as N), Molybdenum, Barium, Strontium, Uranium

Waterdrop
G3 P600
NSF Certified:
Flow Rate
600 gpm
Daily Production
600 gpd
Highlights:
- Space-saving design
- Good contaminant reduction
- NSF-58 certified
Removes 4 contaminants:

Waterdrop
A1
NSF Certified:
Flow Rate
0.042 gpm
Daily Production
130 gpd
Highlights:
- Built-in UV sterilization
- Easy maintenance with filter change reminders
- NSF-58 certified
- Hot and cold water dispensing
Removes 12 contaminants:
+7 more
Molybdenum, Sulfate, Strontium, Phosphorus, Chlorine, Barium, Nitrate
Verify Your Water Quality with Independent Testing
With 3 contaminants above EPA MCLGs and 31 contaminants with an EPA health goal detected in some samples (no level on file), independent laboratory testing provides a second opinion and can track changes over time.

SimpleLab
Advanced Home Water Test
$269
Comprehensive water analysis testing over 200 contaminants including bacteria, heavy metals, and chemical compounds.

Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.

Tap Score
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
With 3 contaminants above health guidelines, you may want to explore water purification options. Learn how to make distilled water at home for applications like humidifiers, CPAP machines, and baby formula.
What Hidden Springs's water readings can explain
Utility-reported data for Hidden Springs includes sulfate and a chlorine-based disinfectant โ the readings behind these common tap water questions. We publish a city-level hardness figure for Hidden Springs, resolved from its water systems where they report one and estimated from county sampling where they do not. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Hidden Springs? Public-water results do not apply to private wells. See Ada County well water testing and USGS risk data โ modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Hidden Springs
Hidden Springs's tap water measures 5.3 grains per gallon (90.8 mg/L) โ moderately hard on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for 5.3 gpg water in Hidden Springs โ equipment and local installation labour for your ZIP code, with the sizing arithmetic shown in full. For the national picture first, read what a water softener costs โ equipment, installation labour and ten-year ownership, each separated out. For Idaho as a whole, read water softener cost in Idaho โ priced against the plumber wage published for the state.
Frequently Asked Questions About Hidden Springs Tap Water
Hidden Springs's water has 3 contaminants above EPA MCLGs. While the water meets federal legal limits, we recommend using a certified water filter for additional protection, especially for vulnerable populations like children, pregnant women, and those with compromised immune systems.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach VEOLIA WATER IDAHO. For a problem with your water now (discolored water, no water, low pressure, a leak), contact VEOLIA WATER IDAHO directly.
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