Drinking Water Systems in ALLENTOWN, Pennsylvania

18 water systems are reported for this city, with a combined service population of 198,541. The systems have 100 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving ALLENTOWN

LCA WLSA CENTRAL DIVISION

47,693 served79 historical records8 recent
C

LCA UPPER MILFORD CENTRAL DIV

256 served8 historical records1 recent
B

LCA NORTH WHITEHALL DIVISION

2,910 served20 historical records1 recent
B

SWT MAIN SYSTEM

14,500 served157 historical records4 recent
C

HANOVER TOWNSHIP LEHIGH COUNTY

520 served10 historical records
A

SWT ALLENTOWN CONS SYSTEM

1,300 served17 historical records
A

LCA WASHINGTON TOWNSHIP DIV

965 served39 historical records3 recent
C

LCA BEVERLY HILLS DIVISION

122 served24 historical records
A

SALISBURY TWP WATER SYSTEM

8,522 served5 historical records
A

LCA PINE LAKES DIVISION

158 served18 historical records1 recent
B

LCA EMMAUS CONSECUTIVE DIV

1,046 served0 historical records
A

LCA CLEARVIEW FARM ESTATES DIV

170 served28 historical records
A

LCA HEIDELBERG HEIGHTS DIV

509 served140 historical records5 recent
C

LCA ALLENTOWN DIVISION

118,000 served14 historical records4 recent
C

LCA MILL CREEK DIVISION

88 served21 historical records1 recent
B

LCA ARCADIA WEST DIVISION

1,392 served14 historical records4 recent
C

GILLETT MHC

100 served342 historical records68 recent
D

LCA MADISON NORTH DIVISION

290 served1 historical record
A

EPA Contaminant Categories in Historical Violation Records

Surface Water Treatment Rule84 records
Coliform (TCR)60 records
Chlorine42 records
Nitrate32 records
Groundwater Rule30 records
Haloacetic Acids (HAA5)28 records
Interim Enhanced Surface Water Treatment Rule27 records
Total Trihalomethanes (TTHMs)26 records
Public Notice19 records
Benzene18 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.