Water Quality in Bryn Mawr, PA (17527)

EPA violation data for public water systems serving ZIP code 17527.

Past Health-Based Violations

3 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 183 monitoring/reporting violations.

More violations than 98% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

6,094

Population

44

Water Systems

186

Violations (5yr)

3

Health-Based

Location

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Water Systems Serving This Area (44)

Philadelphia Suburban Water Co

Surface water 130,000 people served
0 violations

City Of Lancaster

1 health-based
Surface water 120,000 people served
3 violations (5yr) · 1 health-based · All resolved
Lead tested: 7 ppb (limit: 15 ppb)

Aqua Pa West Chester

All resolved
Surface water 48,600 people served
30 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Pa American Royersford

Surface water 46,847 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Urban Outfitters

Groundwater 1,001 people served
0 violations
Lead tested: 756 ppb (limit: 15 ppb)

Halifax Village

All resolved
Groundwater 272 people served
129 violations (5yr) · All resolved

Lanchester Centre

All resolved
Groundwater 225 people served
2 violations (5yr) · All resolved

Oh Shaw Motel

Groundwater 200 people served
0 violations

Dutchway Farmers Mkt

Groundwater 200 people served
0 violations

Gap Texaco Food Mart

Groundwater 200 people served
0 violations

Burger King (Gap)

Groundwater 200 people served
0 violations

Gap Diner

Groundwater 200 people served
0 violations

P J Bair Gap Vfw

Groundwater 150 people served
0 violations

Conestoga Hills Community

All resolved
Groundwater 150 people served
1 violation (5yr) · All resolved

Paradise Energy Solutions

Groundwater 100 people served
0 violations

Hideaway Mobile Home Park

All resolved
Groundwater 95 people served
2 violations (5yr) · All resolved

Fairhaven Christian School

1 health-based
Groundwater 85 people served
1 violation (5yr) · 1 health-based · All resolved

Scenic Hill Campground

Groundwater 84 people served
0 violations

White Horse Luncheonette

Groundwater 80 people served
0 violations

Fisher'S Drive-In

Groundwater 80 people served
0 violations

Stanley'S Rising Sun Hotel

Groundwater 75 people served
0 violations

Aunt Jennies 41 Diner

Groundwater 75 people served
0 violations

Spring Hill Estate Mhp

Groundwater 60 people served
0 violations

Valley View Mhp Wernersville

All resolved
Groundwater 60 people served
1 violation (5yr) · All resolved

Golden Gate Inn

Groundwater 54 people served
0 violations

Brass Eagle Restaurant

Groundwater 50 people served
0 violations

Salisbury Twp Park

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

Iccara Pizzeria

Groundwater 50 people served
0 violations

Country View Village Lp

All resolved
Groundwater 50 people served
6 violations (5yr) · All resolved

Stone House Restaurant

Groundwater 50 people served
0 violations

Scenic View

All resolved
Groundwater 45 people served
5 violations (5yr) · All resolved

White Horse Luncheonette

Groundwater 42 people served
0 violations

Jay Group Warehouse East

Groundwater 40 people served
0 violations

Stage Coach Motel

Groundwater 30 people served
0 violations

Service Oil Exxon At Gap

Groundwater 30 people served
0 violations

Mcqueens White Horse Inn

Groundwater 30 people served
0 violations

Gap Power Rentals

Groundwater 25 people served
0 violations

Andrew Lawrence

Groundwater 25 people served
0 violations

Camp Hidden Hills

Groundwater 25 people served
0 violations

Hempstead Texaco

Groundwater 25 people served
0 violations

White Horse Fire Company

Groundwater 25 people served
0 violations

Hand Made Quilts

Groundwater 25 people served
0 violations

Twin Brook Retreat

1 health-based
Groundwater 25 people served
5 violations (5yr) · 1 health-based · All resolved

Rhoads Country Market

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

7 violations
All resolved
NitrateHealth-Based

At high levels, nitrate can cause blue baby syndrome in infants.

3 violations
All resolved
TTHMHealth-Based
2 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
5 violations
All resolved
PentachlorophenolMonitoring
4 violations
All resolved
Groundwater RuleMonitoring
3 violations
All resolved
Public NoticeMonitoring
3 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
SimazineMonitoring
2 violations
All resolved
EndothallMonitoring
2 violations
All resolved
Benzo(a)pyreneMonitoring
2 violations
All resolved
DalaponMonitoring
2 violations
All resolved
2,4-DMonitoring
2 violations
All resolved
ChlordaneMonitoring
2 violations
All resolved
LASSOMonitoring
2 violations
All resolved
HexachlorocyclopentadieneMonitoring
2 violations
All resolved
PicloramMonitoring
2 violations
All resolved
HeptachlorMonitoring
2 violations
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
2 violations
All resolved
2,3,7,8-TCDDMonitoring
2 violations
All resolved
BHC-GAMMAMonitoring
2 violations
All resolved
1,2-DIBROMO-3-CHLOROPROPANEMonitoring
2 violations
All resolved
Di(2-ethylhexyl) phthalateMonitoring
2 violations
All resolved
CarbofuranMonitoring
2 violations
All resolved
EndrinMonitoring
2 violations
All resolved
MethoxychlorMonitoring
2 violations
All resolved
Heptachlor epoxideMonitoring
2 violations
All resolved
GlyphosateMonitoring
2 violations
All resolved
HEXACHLOROBENZENEMonitoring
2 violations
All resolved
ETHYLENE DIBROMIDEMonitoring
2 violations
All resolved
2,4,5-TPMonitoring
2 violations
All resolved
AtrazineMonitoring
2 violations
All resolved
OXAMYLMonitoring
2 violations
All resolved
ToxapheneMonitoring
2 violations
All resolved
DinosebMonitoring
2 violations
All resolved
Di(2-ethylhexyl) adipateMonitoring
2 violations
All resolved
DiquatMonitoring
2 violations
All resolved
NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
FluorideMonitoring
1 violation
All resolved
Beryllium, TotalMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
Antimony, TotalMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
SeleniumMonitoring
1 violation
All resolved
NickelMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
Thallium, TotalMonitoring
1 violation
All resolved
BariumMonitoring
1 violation
All resolved
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

1 violation
All resolved
MercuryMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
CadmiumMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
ChromiumMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
CYANIDEMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
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
Combined UraniumMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
7 ppb measured Action level: 15 ppb

Sampled: Jun 2025

How Does This Compare?

Bryn Mawr (17527) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 186.

Fewer violations 98th 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

One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.

Targets:Nitrate, Nitrite, Dissolved Solids

Look for:NSF/ANSI 58 certified

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 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.

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