Berlin Tap Water Quality Report
Berlin's water has 2 contaminants above EPA MCLGs. Consider using a certified water filter for additional protection.
No single water system serves most of Berlin (20,646 residents, Census 2024 estimate). Its large systems are BERLIN WATER CONTROL COMMISSION (EPA counts 5,128 people served, about 25% of Berlin's population); METROPOLITAN DISTRICT COMMISSION (EPA counts 390,887 people served, more than Berlin's population); NEW BRITAIN WATER DEPARTMENT (EPA counts 73,534 people served, more than Berlin's population); MERIDEN WATER DIVISION (EPA counts 58,441 people served, more than Berlin's population); CROMWELL FIRE DISTRICT WATER DEPARTMENT (EPA counts 14,316 people served, about 69% of Berlin's population); KENSINGTON FIRE DISTRICT (EPA counts 7,553 people served, about 37% of Berlin's population). EPA's counts may include people served outside Berlin, so each share is at most that. Check which one bills you: each system's figures are shown separately below.
- BERLIN WATER CONTROL COMMISSION: 151 contaminants tested, 2 above EPA MCLGs; health-based violations since 2020: 0
- METROPOLITAN DISTRICT COMMISSION: 169 contaminants tested, 3 above EPA MCLGs; health-based violations since 2020: 0
- NEW BRITAIN WATER DEPARTMENT: 165 contaminants tested, 2 above EPA MCLGs; health-based violations since 2020: 0
- MERIDEN WATER DIVISION: 160 contaminants tested, 4 above EPA MCLGs; health-based violations since 2020: 0
- CROMWELL FIRE DISTRICT WATER DEPARTMENT: 160 contaminants tested, 4 above EPA MCLGs; health-based violations since 2020: 0
- KENSINGTON FIRE DISTRICT: 42 contaminants tested, 2 above EPA MCLGs; health-based violations since 2020: 0
4 other systems serving parts of Berlin report results above guidelines — check which system bills you. WORTHINGTON FIRE DISTRICT (2 above guidelines), KENSINGTON FIRE DISTRICT (2 above guidelines), METROPOLITAN DISTRICT COMMISSION (3 above guidelines), NEW BRITAIN WATER DEPARTMENT (2 above guidelines)
Other systems listed for Berlin with results above guidelines: CROMWELL FIRE DISTRICT WATER DEPARTMENT (4 above guidelines), MERIDEN WATER DIVISION (4 above guidelines)
Water systems
6 large systems
Residents (Census 2024)
20,646
Health-based violations since 2020
0
BERLIN WATER CONTROL COMMISSION. EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Latest sample on file
Oct 2024 · BERLIN WATER CONTROL COMMISSION
Utilities publish newer results in their annual water quality report (Consumer Confidence Report).
Is Berlin 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. Berlin's water has 2 contaminants above EPA health-based guidelines (MCLGs), while it meets federal legal limits.
BERLIN WATER CONTROL COMMISSION, Berlin's water system, serves 5,128 people. 4 other systems also serve parts of Berlin. 2 other systems are listed for Berlin. Each system's results are listed under its own name, never added to BERLIN WATER CONTROL COMMISSION's. Water quality testing is conducted regularly and reported to the EPA. The latest sample on file for BERLIN WATER CONTROL COMMISSION is from Oct 2024.
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Connecticut
Berlin Water Service Areas
What these numbers actually mean for Berlin, CT
We read Berlin, 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.
- 2 contaminants above EPA MCLGs and 6 contaminants with an EPA health goal detected in some samples (no level on file)
- 148 results on file
- 23 PFAS compounds on record
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Recommended Water Filters for Berlin
Based on Berlin'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
Test Your Water Quality
Professional laboratory testing provides accurate, detailed analysis of your drinking water.
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.
What Berlin's water readings can explain
Utility-reported data for Berlin includes turbidity and sulfate — 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 Berlin? Public-water results do not apply to private wells. See Capitol Planning Region well water testing and USGS risk data — modeled arsenic, nitrate, and the tests to run.
Frequently Asked Questions About Berlin Tap Water
Berlin's water has 2 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 BERLIN WATER CONTROL COMMISSION. For a problem with your water now (discolored water, no water, low pressure, a leak), contact BERLIN WATER CONTROL COMMISSION directly.
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