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Wolcott Tap Water Quality Report
Wolcott's water has 3 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
No single water system serves most of Wolcott (16,511 residents, Census 2024 estimate). Its large systems are WOLCOTT WATER DEPARTMENT (EPA counts 2,550 people served, about 15% of Wolcott's population); REGIONAL WATER AUTHORITY (EPA counts 418,900 people served, more than Wolcott's population); WATERBURY WATER DEPARTMENT (EPA counts 107,271 people served, more than Wolcott's population); SOUTHINGTON WATER DEPARTMENT (EPA counts 43,069 people served, more than Wolcott's population). EPA's counts may include people served outside Wolcott, so each share is at most that. Check which one bills you: each system's figures are shown separately below.
- WOLCOTT WATER DEPARTMENT: 21 contaminants tested, 3 above EPA MCLGs; health-based violations since 2020: 0
- REGIONAL WATER AUTHORITY: 170 contaminants tested, 2 above EPA MCLGs and 2 above EPA's legal limit (MCL); health-based violations since 2020: 0
- WATERBURY WATER DEPARTMENT: 164 contaminants tested, 3 above EPA MCLGs; health-based violations since 2020: 0
- SOUTHINGTON WATER DEPARTMENT: 164 contaminants tested, 3 above EPA MCLGs and 2 above EPA's legal limit (MCL); health-based violations since 2020: 0
2 other systems serving parts of Wolcott report results above guidelines — check which system bills you. REGIONAL WATER AUTHORITY (4 above guidelines), WATERBURY WATER DEPARTMENT (3 above guidelines)
Other systems listed for Wolcott with results above guidelines: SOUTHINGTON WATER DEPARTMENT (5 above guidelines)
Water systems
4 large systems
Residents (Census 2024)
16,511
Health-based violations since 2020
0
WOLCOTT WATER DEPARTMENT. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
May 2022 · WOLCOTT WATER DEPARTMENT
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Wolcott 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. Wolcott's water has 3 contaminants above EPA health-based guidelines (MCLGs), while it meets federal legal limits.
WOLCOTT WATER DEPARTMENT, Wolcott's water system, serves 2,550 people. 2 other systems also serve parts of Wolcott. 1 other system is listed for Wolcott. Each system's results are listed under its own name, never added to WOLCOTT WATER DEPARTMENT's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for WOLCOTT WATER DEPARTMENT is from May 2022.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Connecticut
Wolcott Water Service Areas
What these numbers actually mean for Wolcott, CT
We read Wolcott, 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.
- 3 contaminants above EPA MCLGs and 1 contaminant with an EPA health goal detected in some samples (no level on file)
- 17 results on file
- No PFAS results on record
Buying a home here? Property Water Report — $49 Emailed within one business day.
Fluoride in Wolcott's water
REGIONAL WATER AUTHORITY
PWSID CT0930011
REGIONAL WATER AUTHORITY reported 0.67 mg/L, below the 0.7 mg/L U.S. Public Health Service recommendation.
WATERBURY WATER DEPARTMENT
PWSID CT1510011
WATERBURY WATER DEPARTMENT reported 0.8 mg/L, at or above the 0.7 mg/L U.S. Public Health Service recommendation and below the 1.5 mg/L WHO guideline value and NTP neurodevelopment review level.
SOUTHINGTON WATER DEPARTMENT
PWSID CT1310011
SOUTHINGTON WATER DEPARTMENT reported 0.771 mg/L, at or above the 0.7 mg/L U.S. Public Health Service recommendation and below the 1.5 mg/L WHO guideline value and NTP neurodevelopment review level.
WOLCOTT WATER DEPARTMENT
PWSID CT1661423
No fluoride level in our data for WOLCOTT WATER DEPARTMENT. Your utility's annual water quality report (CCR) lists it.
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Recommended Water Filters for Wolcott
Based on Wolcott'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 3 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
Haloacetic Acids (HAA9) Test
$275
Tests for disinfection byproducts formed when chlorine reacts with organic matter in water treatment.
Tap Score
Advanced Microplastics Test
$829
Cutting-edge testing for microplastics particles in drinking water using advanced laboratory techniques.
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 Wolcott's water readings can explain
Utility-reported data for Wolcott includes turbidity — the readings behind these common tap water questions. Each page starts with the hot-tap and cold-tap check, then shows what your own water system reported.
On a private well near Wolcott? 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.
Frequently Asked Questions About Wolcott Tap Water
Wolcott'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 WOLCOTT WATER DEPARTMENT. For a problem with your water now (discolored water, no water, low pressure, a leak), contact WOLCOTT WATER DEPARTMENT directly.
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