Drinking Water Systems in BOULDER, Colorado
11 water systems are reported for this city, with a combined service population of 171,065. The systems have 14 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving BOULDER
PINE LAKE VILLAGE
65 served0 historical records
A
BOULDER CITY OF
166,080 served0 historical records
A
VISTA VILLAGE MHP
750 served1 historical record
A
BASELINE WD
820 served0 historical records
A
LEFTHAND WSD LAKE PINES
250 served1 historical record
A
PINE BROOK HILLS WD
1,100 served3 historical records
A
SHANNON WSD
450 served1 historical record
A
SANS SOUCI COOPERATIVE
150 served89 historical records14 recent
D
SPRING VALLEY MUTUAL WA
100 served1 historical record
A
EAST BOULDER COUNTY WD
300 served1 historical record
A
MILE HI WATER INC HAULER
1,000 served0 historical records
A
EPA Contaminant Categories in Historical Violation Records
Interim Enhanced Surface Water Treatment Rule17 records
Public Notice11 records
Surface Water Treatment Rule7 records
Lead and Copper Rule5 records
Coliform (TCR)3 records
Total Trihalomethanes (TTHMs)3 records
Tetrachloroethylene (PCE)2 records
Benzene2 records
Consumer Confidence Rule2 records
Haloacetic Acids (HAA5)2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.