Water Quality in Bryn Mawr, PA (19543)
EPA violation data for public water systems serving ZIP code 19543.
Active Health Violations
48 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 100% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
6,401
Population
71
Water Systems
346
Violations (5yr)
48
Health-Based
Location
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Water Systems Serving This Area (71)
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) ✓
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) ✓
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) ✓
Caernarvon Twp Auth
All resolved Groundwater 4,245 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Windmill Family Restaurant
All resolved Groundwater 800 people served
1 violation (5yr)
· All resolved
Village Of Pleasant Hill
1 health-based Groundwater 650 people served
2 violations (5yr)
· 1 health-based · All resolved
Indian Run Village Mhp
1 health-based Groundwater 550 people served
2 violations (5yr)
· 1 health-based · All resolved
Clocktower Plaza
All resolved Groundwater 500 people served
2 violations (5yr)
· All resolved
Morgan Corporation
Groundwater 500 people served
0 violations
Cedar Manor Mhp
Groundwater 432 people served
0 violations
Heritage Village Mhp
1 health-based Groundwater 400 people served
6 violations (5yr)
· 1 health-based · All resolved
Mount Rock Manor
4 health-based Groundwater 350 people served
9 violations (5yr)
· 4 health-based · All resolved
Ridge View Terrace Mhp
Groundwater 340 people served
0 violations
Country View Est
All resolved Groundwater 330 people served
2 violations (5yr)
· All resolved
Green Hill Mhp
All resolved Groundwater 323 people served
4 violations (5yr)
· All resolved
Orchard Hills Mhp
All resolved Groundwater 303 people served
2 violations (5yr)
· All resolved
Pine Manor Mhp
6 health-based Groundwater 302 people served
6 violations (5yr)
· 6 health-based · All resolved
Conestoga Christian School
Groundwater 300 people served
0 violations
Copper tested: 1434 ppb (limit: 1300 ppb)
Hershey Estates & Storage
All resolved Groundwater 293 people served
1 violation (5yr)
· All resolved
Brookhaven Mhp
9 health-based Groundwater 285 people served
10 violations (5yr)
· 9 health-based · All resolved
Stony Brook Circle Mhp
All resolved Groundwater 272 people served
2 violations (5yr)
· All resolved
Conodoguinet Mobile Est
All resolved Groundwater 265 people served
1 violation (5yr)
· All resolved
New Morgan Boro Util Auth
Groundwater 250 people served
0 violations
Copper tested: 1646 ppb (limit: 1300 ppb) Lead tested: 81.6 ppb (limit: 15 ppb)
Lincoln Crest Mhp
All resolved Groundwater 242 people served
6 violations (5yr)
· All resolved
Willow Haven North Mhp
All resolved Groundwater 240 people served
2 violations (5yr)
· All resolved
Northwood Manor Mhp
Groundwater 230 people served
0 violations
Lenwood Park
1 health-based Groundwater 230 people served
14 violations (5yr)
· 1 health-based
Twin Hills Mobile Home Park
All resolved Groundwater 225 people served
1 violation (5yr)
· All resolved
Canal Mobile Home Park
1 health-based Groundwater 200 people served
30 violations (5yr)
· 1 health-based · All resolved
Newberry Est
All resolved Groundwater 200 people served
3 violations (5yr)
· All resolved
Mountain View Mhp
Groundwater 180 people served
0 violations
Tiadaghton View Mhp
Groundwater 175 people served
11 violations (5yr)
Twin Valley Recreation Assn
1 health-based Groundwater 175 people served
3 violations (5yr)
· 1 health-based · All resolved
Abraxas Academy
All resolved Groundwater 156 people served
1 violation (5yr)
· All resolved
Imperial Mobile Home Park
All resolved Groundwater 151 people served
1 violation (5yr)
· All resolved
Sunrise Terrace Mobile Home Pk
All resolved Groundwater 144 people served
1 violation (5yr)
· All resolved
Mostellers Morgantown Mhp
Groundwater 140 people served
0 violations
Springhill Mobile Home Park
All resolved Groundwater 130 people served
6 violations (5yr)
· All resolved
Loags Corner Mobile Home Park
All resolved Groundwater 130 people served
2 violations (5yr)
· All resolved
Pine Run Inc
9 health-based Groundwater 127 people served
17 violations (5yr)
· 9 health-based · All resolved
Village At Summit Crest
All resolved Groundwater 120 people served
1 violation (5yr)
· All resolved
Greentop Mobile Home Park
1 health-based Groundwater 120 people served
24 violations (5yr)
· 1 health-based · All resolved
Mountain View Terrace
1 health-based Groundwater 117 people served
6 violations (5yr)
· 1 health-based · All resolved
Alex Acres Mhp
All resolved Groundwater 108 people served
4 violations (5yr)
· All resolved
Turkey Hill Minit Mkt 92
Groundwater 100 people served
0 violations
Black Hawk Mobile Home Park
2 health-based Groundwater 100 people served
11 violations (5yr)
· 2 health-based · All resolved
Mary Lou'S Food Service
Groundwater 100 people served
0 violations
Bucknell View Mhp
All resolved Groundwater 100 people served
4 violations (5yr)
· All resolved
Wellington Mobile Estates
All resolved Groundwater 90 people served
3 violations (5yr)
· All resolved
Pocono Mobile Manor Mhp
All resolved Groundwater 77 people served
46 violations (5yr)
· All resolved
Heritage Restaurant
Groundwater 75 people served
0 violations
Sunny Crest Home
All resolved Groundwater 71 people served
9 violations (5yr)
· All resolved
Quiet Acres
Groundwater 66 people served
0 violations
Valley View Mhp Morgantown
All resolved Groundwater 60 people served
6 violations (5yr)
· All resolved
American Legion Post 537
3 health-based Groundwater 50 people served
9 violations (5yr)
· 3 health-based · All resolved
D And H Trailer Park
All resolved Groundwater 50 people served
3 violations (5yr)
· All resolved
The Acorns Llc
All resolved Groundwater 50 people served
3 violations (5yr)
· All resolved
Joanna Store
1 health-based Groundwater 50 people served
5 violations (5yr)
· 1 health-based
Stampede Smokin Bbq
Groundwater 50 people served
0 violations
Shady Back Acres Mhp
3 health-based Groundwater 40 people served
5 violations (5yr)
· 3 health-based · All resolved
Conestoga Landfill (Bfi)
All resolved Groundwater 40 people served
20 violations (5yr)
· All resolved
Lead tested: 16.5 ppb (limit: 15 ppb)
Willow Glen Water Agreement
Groundwater 40 people served
0 violations
North Hills Mhp
Groundwater 32 people served
0 violations
Apple Blossom Lane Mhp
1 health-based Groundwater 31 people served
3 violations (5yr)
· 1 health-based · All resolved
Lake Ridge Mobile Home Park
Groundwater 30 people served
0 violations
Macs Place
Groundwater 25 people served
0 violations
Aromas Coffe & Bagels
Groundwater 25 people served
0 violations
Carrs Recreation Park
Groundwater 25 people served
0 violations
Weavers Orchard
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Contaminants Found
Groundwater RuleHealth-Based
69 violations
All resolved
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
35 violations
Has active
Gross Alpha, Excl. Radon and UHealth-Based
14 violations
All resolved
TetrachloroethyleneHealth-Based
12 violations
All resolved
TTHMHealth-Based
8 violations
All resolved
Di(2-ethylhexyl) phthalateHealth-Based
5 violations
All resolved
NitrateHealth-Based
At high levels, nitrate can cause blue baby syndrome in infants.
5 violations
All resolved
Long Term 2 Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
15 violations
Has active
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
8 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
8 violations
All resolved
Radium-226Monitoring
6 violations
All resolved
Radium-228Monitoring
6 violations
All resolved
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
6 violations
All resolved
Combined UraniumMonitoring
3 violations
All resolved
NitriteMonitoring
Similar to nitrate — harmful to infants at high levels.
3 violations
All resolved
Carbon tetrachlorideMonitoring
3 violations
All resolved
1,2-DichloropropaneMonitoring
3 violations
All resolved
StyreneMonitoring
3 violations
All resolved
cis-1,2-DichloroethyleneMonitoring
3 violations
All resolved
TrichloroethyleneMonitoring
3 violations
All resolved
1,2,4-TrichlorobenzeneMonitoring
3 violations
All resolved
1,1-DichloroethyleneMonitoring
3 violations
All resolved
1,1,1-TrichloroethaneMonitoring
3 violations
All resolved
CHLOROBENZENEMonitoring
3 violations
All resolved
1,1,2-TrichloroethaneMonitoring
3 violations
All resolved
o-DichlorobenzeneMonitoring
3 violations
All resolved
trans-1,2-DichloroethyleneMonitoring
3 violations
All resolved
BenzeneMonitoring
3 violations
All resolved
p-DichlorobenzeneMonitoring
3 violations
All resolved
Xylenes, TotalMonitoring
3 violations
All resolved
1,2-DichloroethaneMonitoring
3 violations
All resolved
TolueneMonitoring
3 violations
All resolved
DICHLOROMETHANEMonitoring
3 violations
All resolved
EthylbenzeneMonitoring
3 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
PentachlorophenolMonitoring
2 violations
All resolved
PicloramMonitoring
2 violations
All resolved
DinosebMonitoring
2 violations
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
2 violations
All resolved
2,3,7,8-TCDDMonitoring
2 violations
All resolved
GlyphosateMonitoring
2 violations
All resolved
DalaponMonitoring
2 violations
All resolved
2,4-DMonitoring
2 violations
All resolved
2,4,5-TPMonitoring
2 violations
All resolved
ToxapheneMonitoring
1 violation
All resolved
LASSOMonitoring
1 violation
All resolved
CarbofuranMonitoring
1 violation
All resolved
EndrinMonitoring
1 violation
All resolved
Benzo(a)pyreneMonitoring
1 violation
All resolved
AtrazineMonitoring
1 violation
All resolved
OXAMYLMonitoring
1 violation
All resolved
BHC-GAMMAMonitoring
1 violation
All resolved
1,2-DIBROMO-3-CHLOROPROPANEMonitoring
1 violation
All resolved
DiquatMonitoring
1 violation
All resolved
HeptachlorMonitoring
1 violation
All resolved
HexachlorocyclopentadieneMonitoring
1 violation
All resolved
MethoxychlorMonitoring
1 violation
All resolved
Heptachlor epoxideMonitoring
1 violation
All resolved
ChlordaneMonitoring
1 violation
All resolved
HEXACHLOROBENZENEMonitoring
1 violation
All resolved
ETHYLENE DIBROMIDEMonitoring
1 violation
All resolved
EndothallMonitoring
1 violation
All resolved
Di(2-ethylhexyl) adipateMonitoring
1 violation
All resolved
SimazineMonitoring
1 violation
All resolved
E. COLIMonitoring
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
Lead & Copper Levels
Lead (Pb)
Within limit7 ppb measured
Action level: 15 ppb
Sampled: Jun 2025
Copper (Cu)
Exceeds limit1434 ppb measured
Action level: 1300 ppb
Sampled: Jun 2025
How Does This Compare?
Bryn Mawr (19543) has more violations than 100% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 346.
Fewer violations 100th 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.