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ZIP Code 48328 Water Quality
Michigan · 104,834 people served · 18 water systems
A
ExcellentZIP code 48328 is in Michigan and is a mid-sized community from a drinking-water-service perspective, with 104,834 people served by 18 EPA-registered public water systems. It corresponds to WATERFORD.
Within ZIP code 48328, the EPA Safe Drinking Water Information System (SDWIS) records no health-based Maximum Contaminant Level (MCL) exceedances during the past five years across the 18 water systems serving this postal area.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 48328
Water Systems Serving 48328
BLOOMFIELD HILLS
PWSID: MI0000775
3,579 served
BINGHAM FARMS
PWSID: MI0000715
898 served
KEEGO HARBOR, CITY OF
PWSID: MI0003595
2,740 served
KNORRWOOD KNOLLS SUBDIVISION
PWSID: MI0003666
240 served
HIGHLAND TOWNSHIP
PWSID: MI0003312
3,837 served
ROYAL OAK TOWNSHIP
PWSID: MI0005840
1,869 served
PLUM CREEK SUB
PWSID: MI0005397
105 served
PONTIAC
PWSID: MI0005440
63,776 served
OAKLAND HUNT SUBDIVISION
PWSID: MI0005573
671 served
OXFORD TOWNSHIP
PWSID: MI0005138
10,407 served
ORCHARD LAKE VILLAGE
PWSID: MI0005031
2,194 served
SOUTHEAST OAKLAND TOWNSHIP
PWSID: MI0004877
1,923 served
SOUTHWEST OAKLAND TOWNSHIP
PWSID: MI0004878
4,943 served
WHITE EAGLE SUBDIVISION
PWSID: MI0007061
224 served
WYNSTONE SUBDIVISION
PWSID: MI0007217
1,146 served
BAVARIAN SOFTWATER VILLAGE
PWSID: MI0006077
420 served
TWIN LAKES SUBDIVISION
PWSID: MI0006696
602 served
WALLED LAKE, CITY OF
PWSID: MI0006875
5,260 served
About ZIP-code water data
Postal-code level water quality data is built up from the underlying water systems — multiple ZIPs may share a single utility, and a single ZIP can span multiple utilities. For property-level information, contact the specific utility serving your address. EPA data on this page was last refreshed on 2026-05-18.
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