Water Quality in Bryn Mawr, PA (19464)
EPA violation data for public water systems serving ZIP code 19464.
Active Health Violations
5 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 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
49,101
Population
69
Water Systems
88
Violations (5yr)
5
Health-Based
Location
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Water Systems Serving This Area (69)
Philadelphia Suburban Water Co
Surface water 900,000 people served
0 violations
Aqua Pa Main System
1 health-based Surface water 822,600 people served
30 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Reading Area Water Authority
1 health-based Surface water 95,100 people served
1 violation (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
North Penn Water Authority
Purchased surface water 91,941 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Pa American Norristown
All resolved Surface water 88,885 people served
2 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Lorimar Park
Groundwater 75,000 people served
0 violations
North Wales Water Authority
All resolved Surface water 72,496 people served
8 violations (5yr)
· All resolved
Lead tested: 1.6 ppb (limit: 15 ppb) ✓
Pottstown Borough Water Auth
2 health-based Surface water 36,000 people served
5 violations (5yr)
· 2 health-based · All resolved
Lead tested: 0.9 ppb (limit: 15 ppb) ✓
French Creek School
Groundwater 4,000 people served
0 violations
Rockwood Spring Water Co.
Groundwater 3,301 people served
0 violations
North Coventry Water System
All resolved Purchased surface water 2,907 people served
9 violations (5yr)
· All resolved
Constellation Nuclear Pwr Plnt
All resolved Groundwater 1,650 people served
1 violation (5yr)
· All resolved
Pottstown Hosp Tower Health
All resolved Purchased surface water 1,425 people served
3 violations (5yr)
· All resolved
Stanley Flagg
Groundwater 1,150 people served
0 violations
Valley View Apartments
Groundwater 630 people served
0 violations
Dana Corporation
Groundwater 500 people served
0 violations
Owen J.Roberts Sr.High School
Groundwater 500 people served
0 violations
Berean Bible Church
Groundwater 390 people served
0 violations
E.Coventry Elem. School
Groundwater 300 people served
0 violations
Charles N Marshall
Groundwater 300 people served
0 violations
Home Farm Eq Wtr Co C/O P Nesp
Groundwater 220 people served
0 violations
Ringing Hill Fire Company
Groundwater 200 people served
0 violations
Meadowbrook Dairy Bar
Groundwater 200 people served
0 violations
Fairways Bar And Grill
All resolved Groundwater 200 people served
1 violation (5yr)
· All resolved
Swamp Pike Pub
Groundwater 200 people served
0 violations
Constellation Training Center
All resolved Groundwater 175 people served
4 violations (5yr)
· All resolved
Whiskey Girl Saloon
Groundwater 150 people served
0 violations
Ringing Rock Skating Rink
Groundwater 150 people served
0 violations
Sanatoga Swim Club
1 health-based Groundwater 125 people served
5 violations (5yr)
· 1 health-based
Sanatoga Inn
Groundwater 105 people served
0 violations
El Tequila Sports Bar & Grill
All resolved Groundwater 105 people served
1 violation (5yr)
· All resolved
Manatawny Manor
Groundwater 102 people served
0 violations
Lower Pottsgrove Sportman Assn
All resolved Groundwater 100 people served
1 violation (5yr)
· All resolved
Hopewell Community Church
Groundwater 100 people served
0 violations
Sunnybrook Ballroom
Groundwater 100 people served
0 violations
Phoenixville Hospital
Purchased surface water 100 people served
0 violations
Landenberg Living Lp
Groundwater 100 people served
0 violations
Hollow'S
Groundwater 100 people served
0 violations
Rocks Drive-In
Groundwater 100 people served
0 violations
Halfway House
Groundwater 100 people served
0 violations
Peacock Ale House
Groundwater 100 people served
0 violations
Pottstown Ymca Camp - Douglas
Groundwater 95 people served
0 violations
Fellowship House Farm
Groundwater 80 people served
0 violations
Pottstown Ymca Camp C/Or Eddy
Groundwater 75 people served
0 violations
The Captains Cove
Groundwater 71 people served
0 violations
Limerick Mhp
Groundwater 65 people served
0 violations
Wee Care Child Develop. Center
Groundwater 65 people served
0 violations
1483 North Charlotte Street
All resolved Groundwater 50 people served
2 violations (5yr)
· All resolved
Cafe Jazz
Groundwater 50 people served
0 violations
Hunters Inn
Groundwater 50 people served
0 violations
Lincoln Underwear Co
Groundwater 50 people served
0 violations
Shortys Sunflower Cafe
All resolved Groundwater 50 people served
2 violations (5yr)
· All resolved
Giovannis Pizza Ii Inc
Groundwater 50 people served
9 violations (5yr)
Debis Lunch Box
Groundwater 50 people served
0 violations
El Guacamole
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Upper Pottsgrove Fire Company
Groundwater 50 people served
0 violations
Meadowbrook Farms Dairy Bar %
Groundwater 45 people served
0 violations
Nautilus Of Pottstown
Groundwater 35 people served
0 violations
Pottstown Disposal
Groundwater 32 people served
0 violations
Early Learning Acad
Groundwater 30 people served
0 violations
Oak Haven Mobil Home Park
Groundwater 29 people served
0 violations
Children'S House School
Groundwater 27 people served
0 violations
Pottstown Disposal
Groundwater 25 people served
0 violations
Hilltop Lunch And Pizza
All resolved Groundwater 25 people served
3 violations (5yr)
· All resolved
Sanatoga Fire Co.
Groundwater 25 people served
0 violations
Modern Motel
Groundwater 25 people served
0 violations
Skippack Italian Market
Groundwater 25 people served
0 violations
Shaners General Store
Groundwater 25 people served
0 violations
Holly Place
Groundwater 25 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
22 violations
All resolved
Groundwater RuleHealth-Based
5 violations
All resolved
Long Term 2 Enhanced Surface Water Treatment RuleHealth-Based
3 violations
All resolved
Public NoticeMonitoring
7 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
6 violations
All resolved
TTHMMonitoring
5 violations
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
3 violations
All resolved
E. COLIMonitoring
3 violations
Has active
ChloriteMonitoring
2 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
CadmiumMonitoring
1 violation
All resolved
Beryllium, TotalMonitoring
1 violation
All resolved
MercuryMonitoring
1 violation
All resolved
NickelMonitoring
1 violation
All resolved
SeleniumMonitoring
1 violation
All resolved
FluorideMonitoring
1 violation
All resolved
Thallium, TotalMonitoring
1 violation
All resolved
BariumMonitoring
1 violation
All resolved
ChromiumMonitoring
1 violation
All resolved
Antimony, TotalMonitoring
1 violation
All resolved
CYANIDEMonitoring
1 violation
All resolved
ArsenicMonitoring
A naturally occurring element that can cause cancer and other health effects at high levels.
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
CARBON, TOTALMonitoring
1 violation
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
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jun 2025
How Does This Compare?
Bryn Mawr (19464) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 88.
Fewer violations 96th 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.
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.