Benton City Tap Water Quality Report
Benton City's water has 6 contaminants above EPA MCLGs. We recommend using a certified water filter.
Other systems listed for Benton City with results above guidelines: KIONA VILLAGE COURT (1 above guidelines), OASIS WATER CORPORATION (1 above guidelines)
People Served
5,305
Health-based violations since 2020
0
BENTON CITY WATER. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Aug 2022 ยท BENTON CITY WATER
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Benton City Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Benton City's water has 6 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Benton City's water.
BENTON CITY WATER, Benton City's water system, serves 5,305 people. 3 other systems are listed for Benton City. Each system's results are listed under its own name, never added to BENTON CITY WATER's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for BENTON CITY WATER is from Aug 2022.
In EPA's 2023โ2026 UCMR 5 testing, BENTON CITY WATER measured lithium at up to 15.4 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 Washington
Benton City Water Service Areas

What these numbers actually mean for Benton City, WA
We read Benton City, WAโs 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.
- 6 contaminants above EPA MCLGs and 3 contaminants with an EPA health goal detected in some samples (no level on file)
- 62 results on file
- 23 PFAS compounds on record
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Recommended Water Filters for Benton City
Based on Benton City'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
G3 P800
NSF Certified:
Flow Rate
800 gpm
Daily Production
800 gpd
Highlights:
- High water production rate
- Modern design
- No tank needed
- NSF-42, NSF-53, NSF-58, NSF-372 certified
Removes 15 contaminants:
+10 more
Chlorine, Copper, Manganese, Potassium, Selenium, Total Dissolved Solids, Nitrate, Chloride, Sodium, Strontium
Filters for what Benton City reported
Verify Your Water Quality with Independent Testing
With 6 contaminants above EPA MCLGs and 3 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
PFAS Forever Chemicals Test
$339.95
Specialized test for PFOA, PFOS, and 24 other forever chemicals. Essential for areas near military bases, airports, or industrial sites.

Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
With 6 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 Benton City's water readings can explain
Utility-reported data for Benton City includes turbidity and sulfate โ the readings behind these common tap water questions. We publish a city-level hardness figure for Benton City, 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 Benton City? Public-water results do not apply to private wells. See Benton County well water testing and USGS risk data โ modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Benton City
Benton City's tap water has an estimated 4.4 grains per gallon (74.8 mg/L, county sampling in Benton County) โ moderately hard on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for an estimated 4.4 gpg water in Benton City 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 Washington as a whole, read water softener cost in Washington โ priced against the plumber wage published for the state.
Frequently Asked Questions About Benton City Tap Water
Benton City's water has 6 contaminants above EPA MCLGs. We strongly recommend using a certified water filter to reduce exposure to these contaminants. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Benton City's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach BENTON CITY WATER. For a problem with your water now (discolored water, no water, low pressure, a leak), contact BENTON CITY WATER directly.
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