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ZIP Code 50501 Water Quality
Iowa · 29,568 people served · 20 water systems
F
FailingZIP code 50501 is in Iowa and is a small city from a drinking-water-service perspective, with 29,568 people served by 20 EPA-registered public water systems. It overlaps with 2 communities including FORT DODGE, FT DODGE.
Within ZIP code 50501, the EPA Safe Drinking Water Information System (SDWIS) records 107 health-based violations during the past five years across 20 water systems serving this postal area. The grade of F 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 50501
Water Systems Serving 50501
WOODLAND ACRES
PWSID: IA9433600
110 served
CALLENDER WATER SUPPLY
PWSID: IA9417063
371 served
FORT DODGE WATER SUPPLY
PWSID: IA9433050
25,874 served
BARNUM WATER SUPPLY
PWSID: IA9408087
175 served
KNIERIM WATER SUPPLY
PWSID: IA1340001
53 served
LANESBORO WATER WORKS
PWSID: IA1449053
119 served
HARCOURT WATER SUPPLY
PWSID: IA9442027
265 served
MOORLAND WATER SUPPLY
PWSID: IA9461007
168 served
LEHIGH WATER SUPPLY
PWSID: IA9453071
395 served
OTHO WATER SUPPLY
PWSID: IA9464008
431 served
LIZARD CREEK RANCH
PWSID: IA9433801
125 served
DEERWOOD ESTATES UTILITIES
PWSID: IA9433349
175 served
FRONTIER VILLAGE
PWSID: IA9433602
108 served
CLARE WATER DEPARTMENT
PWSID: IA9420027
136 served
CENTRAL WATER WORKS
PWSID: IA9400801
27 served
NORTH COALVILLE WATER WORKS
PWSID: IA9423301
43 served
LAKEWOOD UTILITIES
PWSID: IA9433324
135 served
DAYTON MUNICIPAL WATER SUPPLY
PWSID: IA9425011
772 served
TIMBERLANE WATER ASSOCIATION
PWSID: IA9433336
48 served
RINARD WATER SUPPLY
PWSID: IA1374086
38 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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