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PFAS Tracker
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PFAS Tracker
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California
San Mateo County, California
Water Systems
52
Population Served
782,067
Total Violations
1,318
PFAS Detected
4
of 19 tested
Water Systems
System Name
Population
Violations
PFAS
CITY OF DALY CITY
104,901
12
Detected
CALIFORNIA WATER SERVICE - SAN MATEO
102,348
7
Clean
CITY OF REDWOOD CITY
92,819
8
Clean
CALIFORNIA WATER SERVICE-S SAN FRANCISCO
64,146
8
Detected
CALIFORNIA WATER SERVICE - BEAR GULCH
61,431
9
Clean
CITY OF SAN BRUNO
41,327
2
Detected
NORTH COAST COUNTY WATER DIST
38,546
5
Clean
ESTERO MUNICIPAL IMPROVEMENT DISTRICT
36,556
7
Clean
CALIFORNIA WATER SERVICE - SAN CARLOS
35,344
8
Clean
CITY OF BURLINGAME
31,451
9
Clean
MID-PENINSULA WATER DISTRICT
30,609
6
Clean
CITY OF EAST PALO ALTO
29,519
23
Clean
CITY OF MILLBRAE
22,795
0
Clean
MENLO PARK MUNICIPAL WATER
22,362
3
Clean
COASTSIDE COUNTY WATER DISTRICT
18,940
33
Clean
WESTBOROUGH WATER DISTRICT
13,486
4
Clean
TOWN OF HILLSBOROUGH
11,766
5
Clean
MONTARA WATER AND SANITARY DISTRICT
6,078
11
Clean
CITY OF BRISBANE
3,402
17
—
PALO ALTO PARK MUTUAL WATER COMPANY
2,900
9
—
O'CONNOR TRACT CO-OPERATIVE WATER CO.
2,789
12
—
SAN MATEO COUNTY MEMORIAL PARK
1,790
26
—
GUADALUPE VALLEY MID
1,472
8
Detected
CUESTA LA HONDA GUILD INC
915
74
—
CSP - ANO NUEVO STATE PARK
709
2
—
COSTANOA CAMPGROUND
583
19
—
COUNTY SERVICE AREA 11
450
47
—
CAMP JONES GULCH
357
8
—
COUNTY SERVICE AREA 7
300
84
—
CAMP LOMA MAR
208
69
—
OPTIMISTS VOLUNTEERS FOR YOUTH
207
4
—
PESCADERO HIGH SCHOOL
192
14
—
CSP - PORTOLA STATE PARK
181
32
—
BUTANO CANYON MUTUAL
150
49
—
REDWOOD GLEN CAMP & CONFERENCE CTR
114
25
—
HARLEY FARMS GOAT DAIRY
113
0
—
BUTANO STATE PARK - CSP
95
10
—
PORTOLA IMPROVEMENT ASSOCIATION MWC
90
53
—
PIGEON POINT HOSTEL
67
7
—
LOMA MAR MUTUAL
65
67
—
BIANCHI FLOWERS INC
65
9
—
REDWOOD TERRACE MUTUAL
56
137
—
MARCHI CENTRAL FARM
50
24
—
SKYLAWN MEMORIAL PARK (SKYLAWN INC)
50
131
—
MARTINS BEACH WATER SYSTEM
49
13
—
OKU INCORPORATED
35
94
—
UC ELKUS RANCH
34
30
—
LA HONDA CENTER
33
17
—
GAZOS CREEK BEACH HOUSE
33
3
—
SAN GREGORIO COMPANY
32
27
—