Shelton Tap Water Quality Report
Shelton's water has 4 contaminants above EPA MCLGs. We recommend using a certified water filter.
Other systems listed for Shelton with results above guidelines: AQUARION WATER CO OF CT-LAUREL RIDGE (6 above guidelines), AQUARION WATER CO OF CT-BERKSHIRE CORP (2 above guidelines), AQUARION WATER CO OF CT-HOLLANDALE EST. (2 above guidelines), AQUARION WATER CO OF CT-TLWC WOODRICH (2 above guidelines), AQUARION WATER CO OF CT-HAWKSTONE SYSTEM (2 above guidelines), AQUARION WATER CO OF CT-CEDAR HEIGHTS (1 above guidelines), AQUARION WATER CO OF CT-VALLEY SYSTEM (5 above guidelines), AQUARION WATER CO OF CT-OWSC POSSUM RDGE (2 above guidelines)
Water system
AQUARION WATER CO OF CT-MAIN SYSTEM
11 other systems are listed for Shelton. See their figures
People Served
351,756
Health-based violations since 2020
0
AQUARION WATER CO OF CT-MAIN SYSTEM. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Oct 2025 · AQUARION WATER CO OF CT-MAIN SYSTEM
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Shelton Tap Water Safe to Drink?
We strongly recommend using a certified water filter to reduce exposure: Shelton's water has 4 contaminants above EPA health-based guidelines. Check our filter recommendations below for NSF-certified options that can remove the specific contaminants found in Shelton's water.
AQUARION WATER CO OF CT-MAIN SYSTEM, Shelton's water system, serves 351,756 people. 11 other systems are listed for Shelton. Each system's results are listed under its own name, never added to AQUARION WATER CO OF CT-MAIN SYSTEM's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for AQUARION WATER CO OF CT-MAIN SYSTEM is from Oct 2025.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Connecticut
Shelton Water Service Areas
What these numbers actually mean for Shelton, CT
We read Shelton, CT’s published record and send you a short report — which findings warrant a decision, which to ignore, and what to do about it. Including when the answer is nothing.
- 4 contaminants above EPA MCLGs and 1 contaminant with an EPA health goal detected in some samples (no level on file)
- 153 results on file
- 23 PFAS compounds on record
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Recommended Water Filters for Shelton
Based on Shelton's water quality data, these NSF-certified filters are recommended to remove contaminants above EPA MCLGs.
Culligan
ZeroWater
NSF Certified:
Flow Rate
1.9 gpm
Daily Production
1 gpd
Highlights:
- Compact design
- Easy to set up
- Affordable
- NSF-42, NSF-53, NSF-401 certified
Removes 19 contaminants:
+14 more
Strontium, Molybdenum, Fluoride, Uranium, Lead, Total PFAS, Chlorine, 25, Phosphorus, Bicarbonate, Calcium, Carbonate, Magnesium, Sodium
Santevia
Bath Filter
NSF Certified:
Flow Rate
0.36 gpm
Highlights:
- Organic cotton design reduces plastic used in construction
- Affordable upfront & ongoing cost
- The only bath filter that removed 100% chlorine with “normal” faster faucet flow
Removes 1 contaminants:
Waterdrop
A1
NSF Certified:
Flow Rate
1 gpm
Highlights:
- Performance certified
- Lower price than Philips
- Hot water dispensing
- Compact design
Removes 5 contaminants:
Whirlpool Corporation
W11256135
NSF Certified:
Capacity
1001 gal
Filter Life
3 mo
Flow Rate
0.7 gpm
Removes 19 contaminants:
+14 more
Benzene, Carbofuran, Chlorine (Free), Chlorine (Total), Chlorine Dioxide, Chlorobenzene, Cryptosporidium, Ethylbenzene, Lead, Mercury, Metolachlor, Tetrachloroethylene, Toxaphene, Turbidity
Verify Your Water Quality with Independent Testing
With 4 contaminants above EPA MCLGs and 1 contaminant 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
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
With 4 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 Shelton's water readings can explain
Utility-reported data for Shelton includes turbidity, sulfate and a chlorine-based disinfectant — the readings behind these common tap water questions. We publish a city-level hardness figure for Shelton, 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 Shelton? Public-water results do not apply to private wells. See Naugatuck Valley Planning Region well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Water softener cost and installation in Shelton
Shelton's tap water measures 3.1 grains per gallon (52.6 mg/L) — soft on the USGS scale, below the range where scale is usually worth treating.
Water softener cost for 3.1 gpg water in Shelton — 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 — equipment, installation labour and ten-year ownership, each separated out. For Connecticut as a whole, read water softener cost in Connecticut — priced against the plumber wage published for the state.
Frequently Asked Questions About Shelton Tap Water
Shelton's water has 4 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 Shelton's water.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach AQUARION WATER CO OF CT-MAIN SYSTEM. For a problem with your water now (discolored water, no water, low pressure, a leak), contact AQUARION WATER CO OF CT-MAIN SYSTEM directly.
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