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ZIP Code 93460 Water Quality
California · 8,174 people served · 7 water systems
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ExcellentZIP code 93460 is in California and is a small town from a drinking-water-service perspective, with 8,174 people served by 7 EPA-registered public water systems. It overlaps with 2 communities including SANTA YNEZ, SANTA BARBARA.
Within ZIP code 93460, the EPA Safe Drinking Water Information System (SDWIS) records no health-based Maximum Contaminant Level (MCL) exceedances during the past five years across the 7 water systems serving this postal area.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 93460
Water Systems Serving 93460
SANTA YNEZ RANCHO ESTATES
PWSID: CA4200619
304 served
WOODSTOCK RANCH
PWSID: CA4200807
325 served
OAK TRAIL RANCH
PWSID: CA4200802
102 served
OAK TRAIL ESTATES
PWSID: CA4200881
211 served
CACHUMA VILLAGE
PWSID: CA4200505
60 served
MEADOWLARK RANCHES MUTUAL WATER COMPANY
PWSID: CA4200612
150 served
SANTA YNEZ RIVER WATER CONS. DIST. ID#1
PWSID: CA4210020
7,022 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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