Water Quality in Bryn Mawr, PA (19320)
EPA violation data for public water systems serving ZIP code 19320.
Active Health Violations
7 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.
55,941
Population
74
Water Systems
86
Violations (5yr)
7
Health-Based
Location
Loading map...
Water Systems Serving This Area (74)
Philadelphia Suburban Water Co
Surface water 130,000 people served
0 violations
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) ✓
Pa American Coatesville
All resolved Surface water 36,960 people served
4 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Coatesville Authority
Surface water 15,000 people served
0 violations
Pa American Valley Springs
Purchased surface water 2,500 people served
0 violations
Coatesville Veterans Adm Hosp
All resolved Purchased surface water 2,000 people served
4 violations (5yr)
· All resolved
Valley Crossing
Purchased surface water 900 people served
0 violations
Villages Of Hillview
All resolved Purchased surface water 838 people served
2 violations (5yr)
· All resolved
Rainken Elementar School
Groundwater 800 people served
0 violations
Brandywine Junior High School
Groundwater 760 people served
0 violations
Rainbow Elementary School
Groundwater 674 people served
0 violations
Hidden Acres Campground
Groundwater 500 people served
0 violations
Friendship School
Groundwater 500 people served
0 violations
Appleville Mobile Home Park
All resolved Purchased surface water 461 people served
5 violations (5yr)
· All resolved
Spring Run Estates Wtp
1 health-based Groundwater 450 people served
7 violations (5yr)
· 1 health-based
Coatesville Country Club
Groundwater 400 people served
0 violations
Cornerstone Fellowship Church
All resolved Groundwater 325 people served
1 violation (5yr)
· All resolved
East Fallowfield Utilities Inc
Groundwater 315 people served
0 violations
Triple Fresh Market
Groundwater 300 people served
0 violations
Birchview Farm Campground
All resolved Groundwater 300 people served
3 violations (5yr)
· All resolved
Camp At Old Mill
Groundwater 300 people served
0 violations
First Baptist Church Of Pass
Groundwater 250 people served
0 violations
Beechwood Campground
Groundwater 205 people served
0 violations
The Whip
Groundwater 180 people served
0 violations
Smithville Mhp
Groundwater 166 people served
0 violations
Lanchester Christian Schools
Groundwater 150 people served
0 violations
Seven Ts Pizza
All resolved Groundwater 150 people served
1 violation (5yr)
· All resolved
Caln Roller Rink Inc
Groundwater 150 people served
0 violations
Sandy Hill Preschool
Groundwater 140 people served
0 violations
Hephzibah Baptist Church
Groundwater 130 people served
0 violations
Casa Herrera
Groundwater 100 people served
0 violations
Brandywine Ymca
Groundwater 100 people served
0 violations
Airport Tavern
Groundwater 100 people served
0 violations
Coatesville Moose Lodge
Groundwater 100 people served
0 violations
Brandywine Hospital
Purchased surface water 100 people served
0 violations
Chester County Sports Arena
2 health-based Groundwater 100 people served
5 violations (5yr)
· 2 health-based · All resolved
Woodbrooke Water Authority
All resolved Groundwater 87 people served
3 violations (5yr)
· All resolved
Kings Tavern
1 health-based Groundwater 85 people served
3 violations (5yr)
· 1 health-based · All resolved
Dyers Deli And Dairy Delight
All resolved Groundwater 75 people served
2 violations (5yr)
· All resolved
Stottsville Inn
Groundwater 75 people served
0 violations
Martys Country Pub
Groundwater 75 people served
0 violations
Woodland Est Mobile Homes
2 health-based Groundwater 72 people served
6 violations (5yr)
· 2 health-based · All resolved
Holland Country Day School
Groundwater 65 people served
0 violations
Spring Hill Estates
Groundwater 63 people served
0 violations
Perry Phillips Mobile Homes
1 health-based Groundwater 60 people served
8 violations (5yr)
· 1 health-based
Copper tested: 4205 ppb (limit: 1300 ppb)
Suburban Cable Tv
Groundwater 60 people served
0 violations
Taylors Mobile Home Park
Groundwater 50 people served
0 violations
Learning Experience
Groundwater 50 people served
0 violations
Stagecoach Inn
Groundwater 50 people served
0 violations
Rainbow Cafe
Groundwater 50 people served
0 violations
High Point Estates
Groundwater 48 people served
0 violations
Shady Oak Terrace
Groundwater 40 people served
0 violations
Big Boulder Mhp
Groundwater 40 people served
0 violations
Drumore Mhp
All resolved Groundwater 40 people served
1 violation (5yr)
· All resolved
House Of His Creation
Groundwater 39 people served
0 violations
House Of His Creation
Groundwater 39 people served
0 violations
Smiths Mhp
Groundwater 32 people served
0 violations
500 Reeceville Rd Trailer Ct
Groundwater 31 people served
0 violations
Crescent Inn
Groundwater 30 people served
0 violations
Hatfield House
Groundwater 30 people served
0 violations
Romansville Country & Deli
Groundwater 30 people served
0 violations
7 Eleven #40115
Groundwater 30 people served
0 violations
Elves Lil Kitchen
Groundwater 30 people served
0 violations
Millers Mobile Court
Groundwater 28 people served
0 violations
Longs Mhp
Groundwater 27 people served
0 violations
John E Labiak
Groundwater 25 people served
0 violations
Wayman Trailer Park
Groundwater 25 people served
0 violations
West Brandywine Twp Muni Bldg
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Ritas Water Ice
Groundwater 25 people served
0 violations
Macs Deli
Groundwater 25 people served
0 violations
Dad'S Kool And Kreamy
Groundwater 25 people served
0 violations
Northwestern Human Services
Groundwater 25 people served
0 violations
Theo-Zel Mobile Terrace
Groundwater 12 people served
0 violations
Contaminants Found
Groundwater RuleHealth-Based
17 violations
Has active
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
13 violations
Has active
NitrateHealth-Based
At high levels, nitrate can cause blue baby syndrome in infants.
3 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
4 violations
Has active
TTHMMonitoring
3 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
3 violations
All resolved
Public NoticeMonitoring
3 violations
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
2 violations
All resolved
NitriteMonitoring
Similar to nitrate — harmful to infants at high levels.
2 violations
All resolved
LASSOMonitoring
1 violation
All resolved
DinosebMonitoring
1 violation
All resolved
Benzo(a)pyreneMonitoring
1 violation
All resolved
Di(2-ethylhexyl) phthalateMonitoring
1 violation
All resolved
CarbofuranMonitoring
1 violation
All resolved
EndrinMonitoring
1 violation
All resolved
DiquatMonitoring
1 violation
All resolved
HeptachlorMonitoring
1 violation
All resolved
PicloramMonitoring
1 violation
All resolved
HexachlorocyclopentadieneMonitoring
1 violation
All resolved
MethoxychlorMonitoring
1 violation
All resolved
Heptachlor epoxideMonitoring
1 violation
All resolved
Total Polychlorinated Biphenyls (PCB)Monitoring
1 violation
All resolved
2,3,7,8-TCDDMonitoring
1 violation
All resolved
BHC-GAMMAMonitoring
1 violation
All resolved
1,2-DIBROMO-3-CHLOROPROPANEMonitoring
1 violation
All resolved
SimazineMonitoring
1 violation
All resolved
DalaponMonitoring
1 violation
All resolved
2,4-DMonitoring
1 violation
All resolved
GlyphosateMonitoring
1 violation
All resolved
AtrazineMonitoring
1 violation
All resolved
OXAMYLMonitoring
1 violation
All resolved
ToxapheneMonitoring
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
2,4,5-TPMonitoring
1 violation
All resolved
PentachlorophenolMonitoring
1 violation
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
1 violation
All resolved
ChloriteMonitoring
1 violation
All resolved
Chlorine dioxideMonitoring
1 violation
All resolved
Radium-228Monitoring
1 violation
All resolved
Radium-226Monitoring
1 violation
All resolved
E. COLIMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jun 2025
Copper (Cu)
Exceeds limit4205 ppb measured
Action level: 1300 ppb
Sampled: Jun 2022
How Does This Compare?
Bryn Mawr (19320) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 86.
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
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
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.