Water Quality in Middletown, CT (06424)
EPA violation data for public water systems serving ZIP code 06424.
Active Health Violations
13 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 97% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
12,751
Population
177
Water Systems
118
Violations (5yr)
13
Health-Based
Location
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Water Systems Serving This Area (177)
Middletown Water Department
All resolved Surface water 41,019 people served
3 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
East Hampton Memorial School
Groundwater 669 people served
0 violations
Connecticut Yankee Atomic Power Co.
Groundwater 600 people served
0 violations
East Hampton High School
1 health-based Groundwater 568 people served
5 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Edgemere Condominium Assn., Inc.
All resolved Groundwater 540 people served
6 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
East Hampton Middle School
1 health-based Groundwater 487 people served
5 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
East Hampton Wpca - Village Center
All resolved Groundwater 366 people served
25 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
East Hampton Wpca - Royal Oaks System
All resolved Groundwater 328 people served
7 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Mallard Cove Condominium Assn.
1 health-based Groundwater 177 people served
15 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Masonic Temple Assn Of East Hampton
Groundwater 75 people served
0 violations
Lead tested: 6 ppb (limit: 15 ppb) ✓
201 West High Street
1 health-based Groundwater 68 people served
3 violations (5yr)
· 1 health-based
Lead tested: 1.5 ppb (limit: 15 ppb) ✓
Young Horizons Daycare
1 health-based Groundwater 60 people served
2 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Nelsons Campground - Area H
Groundwater 60 people served
0 violations
Haddam Neck Covenant Church
Groundwater 60 people served
0 violations
American Distilling & Manufacturing, Inc
All resolved Groundwater 55 people served
1 violation (5yr)
· All resolved
Lead tested: 5 ppb (limit: 15 ppb) ✓
5 Ardsley Avenue
Groundwater 50 people served
0 violations
Nelsons Campground - Area G
Groundwater 50 people served
0 violations
Chatham Acres Elderly Housing
1 health-based Groundwater 50 people served
2 violations (5yr)
· 1 health-based
Lead tested: 3.6 ppb (limit: 15 ppb) ✓
Markham Meadows Campground-Well #2
Groundwater 49 people served
3 violations (5yr)
Lead tested: 1.4 ppb (limit: 15 ppb) ✓
3 Smith Street
All resolved Groundwater 48 people served
1 violation (5yr)
· All resolved
Fish Family Farm
1 health-based Groundwater 41 people served
9 violations (5yr)
· 1 health-based · All resolved
227 West High Street - E Hampton
Groundwater 39 people served
0 violations
Two Brothers Wine & Spirit
1 health-based Groundwater 37 people served
1 violation (5yr)
· 1 health-based · All resolved
20 East High Street
All resolved Groundwater 37 people served
2 violations (5yr)
· All resolved
Nelson'S Court
1 health-based Groundwater 37 people served
3 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
American Legion Post #64
Groundwater 34 people served
0 violations
St. Patrick Church - Parish Center
Groundwater 33 people served
0 violations
Bellwood Court
1 health-based Groundwater 31 people served
2 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Westside Manor
Groundwater 30 people served
10 violations (5yr)
Lead tested: 3.1 ppb (limit: 15 ppb) ✓
Pine Trailer Park
Groundwater 30 people served
0 violations
Salmon River State Park Spring
Groundwater 30 people served
0 violations
Spring
Groundwater 30 people served
0 violations
Belltown Sunoco
Groundwater 30 people served
0 violations
Chatham Caterers
Groundwater 29 people served
0 violations
Kickback N Bowl
Groundwater 28 people served
0 violations
Chatham Corner Building
Groundwater 28 people served
0 violations
East Hampton Community Center
Groundwater 26 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Rossini'S
Groundwater 25 people served
0 violations
Global Self Storage
1 health-based Groundwater 25 people served
2 violations (5yr)
· 1 health-based
Hurd State Park #2
Groundwater 25 people served
0 violations
Purple Cow Cafe
Groundwater 25 people served
0 violations
Haddam Neck Fair Hall
Groundwater 25 people served
0 violations
Sports On 66
Groundwater 25 people served
0 violations
John Mckenna
Groundwater 25 people served
0 violations
East Hampton Fire Station #1
Groundwater 25 people served
0 violations
Ct Yankee Atomic Power Co - Emer Ops Fac
Groundwater 25 people served
0 violations
Cobalt Post Office
Groundwater 25 people served
0 violations
American Legion
Groundwater 25 people served
0 violations
Middle Haddam School
Groundwater 25 people served
0 violations
Oneills Tap Room
Groundwater 25 people served
0 violations
St Patrick Church
1 health-based Groundwater 25 people served
1 violation (5yr)
· 1 health-based · All resolved
Spring
Groundwater 25 people served
0 violations
Thatchers Drug Store
Groundwater 25 people served
0 violations
Brow Mfg
Groundwater 25 people served
0 violations
East Hampton Fire Station #2
Groundwater 25 people served
0 violations
Ram Bar Ind
Groundwater 25 people served
0 violations
Sears Park
Groundwater 25 people served
0 violations
White House Apts
Groundwater 25 people served
0 violations
Central Woodworking
Groundwater 25 people served
0 violations
Pizza House
Groundwater 25 people served
0 violations
White House Motel
Groundwater 25 people served
0 violations
The Haddam Neck Fair Association, Inc.
Groundwater 25 people served
0 violations
Classic Auto Body
Groundwater 25 people served
0 violations
Salmon River State Park-Pa
Groundwater 25 people served
0 violations
Rainbow Cafe
Groundwater 25 people served
0 violations
L&L Restaurant
Groundwater 25 people served
0 violations
Meshomasic State Forest
Groundwater 25 people served
0 violations
Carpenter Hayes Paper Box Co
Groundwater 25 people served
0 violations
Markham Meadows
Groundwater 25 people served
0 violations
Gorin'S Ice
Groundwater 25 people served
0 violations
Rons Rolling Lunch
Groundwater 25 people served
0 violations
Walls Dairy Farm Inc
Groundwater 25 people served
0 violations
Conservation Showcase
Groundwater 25 people served
0 violations
Sears Park
Groundwater 25 people served
0 violations
East Hampton Fire Station #3
Groundwater 25 people served
0 violations
Elkins Food Market
Groundwater 25 people served
0 violations
Palms Delicatessen
Groundwater 25 people served
0 violations
Cobalt Firehouse
Groundwater 25 people served
0 violations
A-1 Service Station
Groundwater 25 people served
0 violations
St. Bridget Of Kildare Church
Groundwater 25 people served
0 violations
East Hampton Town Garage
Groundwater 25 people served
0 violations
Vfw
Groundwater 25 people served
0 violations
Twin Maples Motel
Groundwater 25 people served
0 violations
Mobile Home Village
Groundwater 25 people served
0 violations
Clarks Corner Store
Groundwater 25 people served
0 violations
Ts Brown Insurance
Groundwater 25 people served
0 violations
East Hampton Bible Church
Groundwater 25 people served
0 violations
Cobalt General Store
Groundwater 25 people served
0 violations
Jc Barton Co
Groundwater 25 people served
0 violations
Comstock Furniture
Groundwater 25 people served
0 violations
Rossinis
Groundwater 25 people served
0 violations
Vanderman Mfg
Groundwater 25 people served
0 violations
Johnson Subaru
Groundwater 25 people served
0 violations
Continental Cable
Groundwater 25 people served
0 violations
Cobalt Lodge
Groundwater 25 people served
0 violations
Connecticut Yankee Atomic Power Co
Groundwater 25 people served
0 violations
E Hampton Post Office
Groundwater 25 people served
0 violations
Spencers Funeral Home
Groundwater 25 people served
0 violations
Belltown Sunoco
Groundwater 25 people served
0 violations
Salmon River State Park Spring
Groundwater 25 people served
0 violations
Oakwood Lodge
Groundwater 25 people served
0 violations
Cobalt Marina
Groundwater 25 people served
0 violations
Hathaway Inn
Groundwater 25 people served
0 violations
St Patrick Church
Groundwater 25 people served
0 violations
Northford Plaza Realty Group
Groundwater 25 people served
0 violations
Jefferson Savings & Loan
Groundwater 25 people served
0 violations
Hurd State Park #1
Groundwater 25 people served
0 violations
G+S Service Station
Groundwater 25 people served
0 violations
752 Middletown Road - Colchester
Groundwater 25 people served
0 violations
Christ Episcopal Church
Groundwater 25 people served
0 violations
Firemans Rec Assoc
Groundwater 25 people served
0 violations
Pressure Pak
Groundwater 25 people served
0 violations
Haddam Neck Covenant Church
Groundwater 25 people served
0 violations
Carpenter Hayes Paper Box Co, The
Groundwater 25 people served
0 violations
Bethlehem Lutheran
Groundwater 25 people served
0 violations
Custom Vinyl
Groundwater 25 people served
0 violations
Clearwater Estates
Groundwater 25 people served
0 violations
Able Shipwrights
Groundwater 25 people served
0 violations
Paulettes Beauty Salon
Groundwater 25 people served
0 violations
Hope Church Of East Hampton
Groundwater 25 people served
0 violations
Cong Church
Groundwater 25 people served
0 violations
Art Form Inc
Groundwater 25 people served
0 violations
Cumberland Food Store
Groundwater 25 people served
0 violations
Top Dog
Groundwater 25 people served
0 violations
2nd Cong Church
Groundwater 25 people served
0 violations
Chatham Inn
Groundwater 25 people served
0 violations
Mcdonalds Of East Hampton
1 health-based Groundwater 25 people served
2 violations (5yr)
· 1 health-based
Lead tested: 1.9 ppb (limit: 15 ppb) ✓
Sid/Gordons Supermarket
Groundwater 25 people served
0 violations
All Season Sports, Inc.
Groundwater 25 people served
0 violations
Nelson'S Campground Rec Hall Well
Groundwater 25 people served
0 violations
Vfw #5095
Groundwater 25 people served
0 violations
Salmon River State Park
Groundwater 25 people served
0 violations
111 Main Street
Groundwater 25 people served
0 violations
Kamco Ind
Groundwater 25 people served
0 violations
Congregational Church Of East Hampton
Groundwater 25 people served
0 violations
26 East High Street
All resolved Groundwater 25 people served
6 violations (5yr)
· All resolved
Y+M Heating
Groundwater 25 people served
0 violations
Heidelberg Inn Inc
Groundwater 25 people served
0 violations
Firehouse
Groundwater 25 people served
0 violations
37 East High Street
Groundwater 25 people served
0 violations
A-1 Service Station
Groundwater 25 people served
0 violations
Center School
Groundwater 25 people served
0 violations
City Savings Bank
Groundwater 25 people served
0 violations
Herbies Pizza
Groundwater 25 people served
0 violations
Rest Haven
Groundwater 25 people served
0 violations
English Cakes And Desserts
Groundwater 25 people served
0 violations
Nescis Factory Store
Groundwater 25 people served
0 violations
13 North Main Street
All resolved Groundwater 25 people served
2 violations (5yr)
· All resolved
Markham Meadows Campground
Groundwater 25 people served
0 violations
Butlers Insurance
Groundwater 25 people served
0 violations
Haddam Neck Congregational Church
Groundwater 25 people served
0 violations
Town Garage T
Groundwater 25 people served
0 violations
Gorins Electric
Groundwater 25 people served
0 violations
Bethlehem Lutheran Church
Groundwater 25 people served
0 violations
36 East High Street - East Hampton
Groundwater 25 people served
0 violations
Jc Sunderland Co
Groundwater 25 people served
0 violations
Oakwood Stand
Groundwater 25 people served
0 violations
G & S Service Station
Groundwater 25 people served
0 violations
Hurd State Park #3
Groundwater 25 people served
0 violations
American Distilling
Groundwater 25 people served
0 violations
Baldwin Ind
Groundwater 25 people served
0 violations
Consolidated Plastics
Groundwater 25 people served
0 violations
Westchester East-System #2
Groundwater 25 people served
0 violations
Middle Haddam Post Office
Groundwater 25 people served
0 violations
Main Street Pizza
Groundwater 25 people served
0 violations
East Hampton Community Center
Groundwater 25 people served
0 violations
Spencers Funeral Home
Groundwater 25 people served
0 violations
Gorins Ice
Groundwater 25 people served
0 violations
Sandys Marina
Groundwater 25 people served
0 violations
Bsr Corp
Groundwater 25 people served
0 violations
East Hampton Post Office
Groundwater 10 people served
0 violations
Brown Quintal Agency & Eds Wrecker
Groundwater 7 people served
0 violations
Citizens Bank - E Hampton
Groundwater 5 people served
0 violations
127 East High Street
Groundwater 1 people served
0 violations
Yogurt N More Llc
Groundwater 0
0 violations
Gustine'S Rv Sales & Service
Groundwater 0
0 violations
Lakeshore, Llc
Groundwater 0
0 violations
Contaminants Found
LEAD AND COPPER RULE REVISIONSHealth-Based
18 violations
Has active
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
15 violations
All resolved
Groundwater RuleHealth-Based
1 violation
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
24 violations
Has active
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
20 violations
Has active
E. COLIMonitoring
5 violations
All resolved
TTHMMonitoring
4 violations
Has active
Public NoticeMonitoring
3 violations
All resolved
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
2 violations
Has active
1,2-DichloroethaneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
NitriteMonitoring
Similar to nitrate — harmful to infants at high levels.
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Middletown (06424) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 118.
Fewer violations 97th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.