Drinking Water Systems in ROYAL OAKS, California
17 water systems are reported for this city, with a combined service population of 10,271. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving ROYAL OAKS
CHETMOORE ACRES WA
59 served3 historical records
A
DELANY WC
60 served1 historical record
A
SAN MIGUEL WS #01
100 served5 historical records1 recent
C
MAHER RD WS #05
48 served5 historical records
A
ROYAL OAK PLACE WS
60 served1 historical record
A
PSMCSD - PAJARO
6,500 served1 historical record
A
PSMCSD - NORMCO
928 served7 historical records
A
PSMCSD - SUNNY MESA
880 served4 historical records
A
PSMCSD - SPRINGFIELD WS
200 served33 historical records2 recent
D
PSMCSD - VEGA RD WS #01
438 served4 historical records
A
PSMCSD - BLACKIE RD WS
60 served1 historical record
A
PSMCSD - MOSS LANDING HARBOR WS
520 served2 historical records
A
PSMCSD - VIERRA ESTATES WS
164 served0 historical records
A
PSMCSD - LANGLEY/VALLE PACIFICO WS
81 served6 historical records
A
SAN MIGUEL WS #03
45 served2 historical records
A
APRICOT LN WS
53 served1 historical record
A
MANZANITA HILLS WA
75 served2 historical records
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)31 records
Gross Alpha18 records
Nitrate14 records
Arsenic3 records
Revised Total Coliform Rule1 record
Lead and Copper Rule1 record
Total Trihalomethanes (TTHMs)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.