Water Quality in Thompson, CT (06277)
EPA violation data for public water systems serving ZIP code 06277.
Active Health Violations
17 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 95% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
4,004
Population
79
Water Systems
80
Violations (5yr)
17
Health-Based
Location
Loading map...
Water Systems Serving This Area (79)
Bill Geragotelis
Groundwater 1,500 people served
0 violations
Marianapolis Prep School - Admin/School
1 health-based Groundwater 266 people served
2 violations (5yr)
· 1 health-based
Tri State Golf Company Llc
All resolved Groundwater 165 people served
1 violation (5yr)
· All resolved
Tri-State Baptist Church
Groundwater 157 people served
0 violations
Marianapolis Prep School - St Johns
1 health-based Groundwater 128 people served
2 violations (5yr)
· 1 health-based
Lead tested: 7.4 ppb (limit: 15 ppb) ✓
Abby Water Llc
2 health-based Groundwater 100 people served
10 violations (5yr)
· 2 health-based
Thompson Hill Water Co - Paula Lane Div
2 health-based Groundwater 85 people served
8 violations (5yr)
· 2 health-based
Lead tested: 1.8 ppb (limit: 15 ppb) ✓
Numa Tool Co Inc
1 health-based Groundwater 80 people served
3 violations (5yr)
· 1 health-based
Lead tested: 1.6 ppb (limit: 15 ppb) ✓
Thompson Hill Water Co - Beechwood Acres
2 health-based Groundwater 77 people served
4 violations (5yr)
· 2 health-based
Lead tested: 0.7 ppb (limit: 15 ppb) ✓
White Barn Children'S Center
1 health-based Groundwater 65 people served
4 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Justice Resource Institute, Inc.
Groundwater 56 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Marianapolis Prep School - St Alberts
4 health-based Groundwater 51 people served
8 violations (5yr)
· 4 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Masonic Temple
Groundwater 50 people served
0 violations
Scribbles Kid Care
Groundwater 40 people served
0 violations
Ivanhoe Tool & Die Co Inc
1 health-based Groundwater 40 people served
2 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Koinonia School Of Sports
All resolved Groundwater 40 people served
8 violations (5yr)
· All resolved
East Hartford Brewing Company
Groundwater 31 people served
0 violations
Lafountains Trailer Park
Groundwater 30 people served
0 violations
Marianapolis Prep School
Groundwater 30 people served
0 violations
20 Norwich Road, Llc
Groundwater 30 people served
0 violations
Methodist Church
Groundwater 30 people served
0 violations
Fabyan Springs Mobile Homepark
Groundwater 30 people served
0 violations
Little Foot Day Care & Preschool
1 health-based Groundwater 30 people served
24 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Freddie'S Motor Sale Inc Amc
Groundwater 30 people served
0 violations
Seven Day Adventist
Groundwater 30 people served
0 violations
Pascades Restaurant
Groundwater 30 people served
0 violations
Szlosek Mobile Homes
Groundwater 30 people served
0 violations
Quaddick State Park-W2
Groundwater 25 people served
0 violations
Sunny Craft Farm
Groundwater 25 people served
0 violations
Don Honig
Groundwater 25 people served
0 violations
Quaddick Pond S.P./H.Q. Well
Groundwater 25 people served
0 violations
Athen'S Pizza
Groundwater 25 people served
0 violations
Matulaitus Mobile Home Park
Groundwater 25 people served
0 violations
Villa Mariaste Convalescent
Groundwater 25 people served
0 violations
Lido Restaurant
Groundwater 25 people served
0 violations
G7 Caterers
Groundwater 25 people served
0 violations
Sacred Heart Church
Groundwater 25 people served
0 violations
James W Stafford Jr
Groundwater 25 people served
0 violations
Stonewall Commons Of Putnam
1 health-based Groundwater 25 people served
2 violations (5yr)
· 1 health-based · All resolved
Thompson Speedway
Groundwater 25 people served
0 violations
Thompson Rod & Gun Club
Groundwater 25 people served
0 violations
Barbara Bates
Groundwater 25 people served
0 violations
Thompson Fire Dep
Groundwater 25 people served
0 violations
Vfw
Groundwater 25 people served
0 violations
Lord Thompson Manor
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
John Beno
Groundwater 25 people served
0 violations
Laframboise Well Drillers
Groundwater 25 people served
0 violations
Baptist Church
Groundwater 25 people served
0 violations
Lee'S Variety
Groundwater 25 people served
0 violations
Quaddick State Park-W1
Groundwater 25 people served
0 violations
East Thompson Fire Dep
Groundwater 25 people served
0 violations
Pine Hill Golf Course
Groundwater 25 people served
0 violations
Marianapolis Preparatory School-Well #3
Groundwater 25 people served
0 violations
Leos Mobile Home Park
Groundwater 25 people served
0 violations
Thompson Fire Dept
Groundwater 25 people served
0 violations
White Horse At Vernon Stiles Inn
Groundwater 25 people served
0 violations
Thornfield Hall Inc
Groundwater 25 people served
0 violations
Sunny Croft Equestrian Center
Groundwater 25 people served
0 violations
Pine Hill Golf Course
Groundwater 25 people served
0 violations
Armand Sorel
Groundwater 25 people served
0 violations
West Thompson Fire Dep
Groundwater 25 people served
0 violations
Koinonia School Of Sports
Groundwater 25 people served
0 violations
Valley Springs
Groundwater 25 people served
0 violations
Raceway Restaurant
Groundwater 25 people served
0 violations
Sunshine Terrace Mhp
Groundwater 25 people served
0 violations
Bill Geragotelis
Groundwater 25 people served
0 violations
Thompson Day Care Center-Wacap
Groundwater 25 people served
0 violations
Koinonia School Of Sports
Groundwater 25 people served
0 violations
Ernest Granata
Groundwater 25 people served
0 violations
Harry Elliott
Groundwater 25 people served
0 violations
Vernon Stiles Inn
Groundwater 25 people served
0 violations
King Pin Pub
Groundwater 25 people served
0 violations
Thompson House Of Pizza
Groundwater 25 people served
0 violations
Quinnatisset Country Club
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Carl Anderson
Groundwater 3 people served
0 violations
Thomas Fruit Stand
Groundwater 0
0 violations
Berri-Best Farm Stand
Groundwater 0
0 violations
Thompson Congregational Church
Groundwater 0
0 violations
Roy'S Gas & Variety Exxon
Groundwater 0
0 violations
Contaminants Found
LEAD AND COPPER RULE REVISIONSHealth-Based
20 violations
Has active
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
17 violations
All resolved
Public NoticeMonitoring
9 violations
All resolved
E. COLIMonitoring
8 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
1 violation
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
1 violation
All resolved
NitriteMonitoring
Similar to nitrate — harmful to infants at high levels.
1 violation
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1.8 ppb measured
Action level: 15 ppb
Sampled: Jan 2025
How Does This Compare?
Thompson (06277) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 80.
Fewer violations 95th 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.