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ZIP Code 81303 Water Quality
Colorado · 1,746 people served · 10 water systems
C
FairZIP code 81303 is in Colorado and is a rural community from a drinking-water-service perspective, with 1,746 people served by 10 EPA-registered public water systems. It corresponds to DURANGO.
Within ZIP code 81303, the EPA Safe Drinking Water Information System (SDWIS) records 4 health-based violations during the past five years across 10 water systems serving this postal area. The grade of C reflects the aggregate compliance pattern, not the current daily water quality.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 81303
Water Systems Serving 81303
KNOLLS AT DURANGO HOA
PWSID: CO0134515
150 served
DURANGO WEST MD NO 1
PWSID: CO0134180
750 served
WELL ON WHEELS WATER HAULER
PWSID: CO0234837
25 served
SOUTHWEST HORIZON RANCH
PWSID: CO0134717
323 served
PINON HEIGHTS MHP
PWSID: CO0134730
43 served
OLD HOMESTEAD MHP
PWSID: CO0134660
120 served
HERMOSA VILLAGE
PWSID: CO0134450
98 served
NARROW GAUGE MHP
PWSID: CO0134630
150 served
SCENIC SQUARE SUBD
PWSID: CO0134758
25 served
ESCALANTE VILLAGE
PWSID: CO0134255
62 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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