Pottawattamie County, Iowa — public water systems
At a glance
33 active public water systems are filed under Pottawattamie County, Iowa in EPA's SDWIS records, together reporting 85,108 people served. The largest is Council Bluffs Water Works, which reports serving 64,447 people. 16 are community water systems serving people where they live; the other 17 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
33
Population served
85.1K
Community systems
16
Groundwater share
81.8%
How does Pottawattamie County compare with other Iowa counties?
Pottawattamie County has the 12th-most active public water systems among the 114 counties listed for active Iowa systems in EPA records; among the 96 with 3 or more systems, the median has 14. Its systems report 85,108 people served in total, the 10th-largest county figure in the state and 2.7% of the statewide total. The average system here reports serving 2,579 people, about 50% above the Iowa average of 1,718. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Pottawattamie County's drinking water come from?
By primary water source, Pottawattamie County's active systems draw on groundwater (25, 76%), purchased surface water (5, 15%), purchased groundwater (2, 6.1%) and surface water (1, 3%). Overall, 82% rely mainly on groundwater (including purchased groundwater) and 18% on surface water, compared with 92% and 7.8% across Iowa. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Council Bluffs Water Works, draws primarily on surface water.
What kinds of water systems operate in Pottawattamie County?
Pottawattamie County's active systems break down as 16 community systems (48%), 3 non-transient non-community systems (9.1%) and 14 transient non-community systems (42%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. EPA lists their owner types as private (45%), local government (45%) and state government (9.1%).
Water systems in Pottawattamie County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Council Bluffs Water Works | Pottawattamie | 64,447 | Community | Surface water |
| 2 | Regional Water | Pottawattamie + 1 more | 4,132 | Community | Purchased surface water |
| 3 | Carter Lake Water District | Pottawattamie | 3,791 | Community | Purchased surface water |
| 4 | Avoca Water Works | Pottawattamie | 1,697 | Community | Purchased groundwater |
| 5 | Urban Bluffs - North | Pottawattamie | 1,558 | Community | Purchased surface water |
| 6 | Oakland Munic Water Utility | Pottawattamie | 1,524 | Community | Groundwater |
| 7 | Treynor Water Department | Pottawattamie | 1,049 | Community | Groundwater |
| 8 | Neola Light & Water | Pottawattamie | 906 | Community | Groundwater |
| 9 | Lakeside Estates LLC | Pottawattamie | 823 | Community | Purchased surface water |
| 10 | Crescent Water Supply | Pottawattamie | 778 | Community | Purchased surface water |
| 11 | Walnut Municipal Utilities | Pottawattamie | 768 | Community | Groundwater |
| 12 | Carson Water Supply | Pottawattamie | 766 | Community | Groundwater |
| 13 | Minden Water Supply | Pottawattamie | 598 | Community | Groundwater |
| 14 | Macedonia Water Supply | Pottawattamie | 275 | Community | Groundwater |
| 15 | Dot-4 (I-880 Ra 024n Loveland) | Pottawattamie | 255 | Transient non-community | Groundwater |
| 16 | Westfair | Pottawattamie | 238 | Transient non-community | Groundwater |
| 17 | Hancock Water Supply | Pottawattamie | 200 | Community | Purchased groundwater |
| 18 | Dot-4 (I-880 Ra 023s Loveland) | Pottawattamie | 175 | Transient non-community | Groundwater |
| 19 | Living Hope Community Church | Pottawattamie | 150 | Transient non-community | Groundwater |
| 20 | Eastern Hills Baptist Church | Pottawattamie | 149 | Non-transient non-community | Groundwater |
| 21 | Mt. Crescent Ski Area | Pottawattamie | 128 | Transient non-community | Groundwater |
| 22 | Lewis and Clark Monument | Pottawattamie | 102 | Transient non-community | Groundwater |
| 23 | The Learning Journey | Pottawattamie | 90 | Non-transient non-community | Groundwater |
| 24 | Creighton University Retreat Center | Pottawattamie | 89 | Transient non-community | Groundwater |
| 25 | Desoto Bend Mini Mart | Pottawattamie | 87 | Transient non-community | Groundwater |
| 26 | St Pauls Evangelical Country Church | Pottawattamie | 69 | Transient non-community | Groundwater |
| 27 | Dot-3 (Loveland 060 Scenic View) | Pottawattamie | 55 | Transient non-community | Groundwater |
| 28 | Quail Run Country Club | Pottawattamie | 45 | Transient non-community | Groundwater |
| 29 | Wabash Greenhouse | Pottawattamie | 42 | Non-transient non-community | Groundwater |
| 30 | Country Estates Mobile Home Park | Pottawattamie | 35 | Community | Groundwater |
| 31 | Hitchcock Nature Center | Pottawattamie | 32 | Transient non-community | Groundwater |
| 32 | Town & Country Aqua Club | Pottawattamie | 30 | Transient non-community | Groundwater |
| 33 | Aeroplane Inn | Pottawattamie | 25 | Transient non-community | Groundwater |
Pottawattamie County water systems: frequently asked questions
How many public water systems are in Pottawattamie County, Iowa?
EPA's SDWIS records file 33 active public water systems under Pottawattamie County, Iowa: 16 community systems (48%), 3 non-transient non-community systems (9.1%) and 14 transient non-community systems (42%).
Who supplies drinking water in Pottawattamie County, IA?
The largest community water systems filed under Pottawattamie County are Council Bluffs Water Works (64,447 people served), Regional Water (4,132 people served) and Carter Lake Water District (3,791 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Pottawattamie County's drinking water come from groundwater or surface water?
Of the 33 active public water systems in Pottawattamie County, 82% draw mainly on groundwater and 18% on surface water, counting purchased supplies. The largest system, Council Bluffs Water Works, uses surface water.
Where can I find a water quality report for Pottawattamie County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 16 community systems are filed under Pottawattamie County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Pottawattamie County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
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- How to find out who supplies your drinking water
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Pottawattamie County, Iowa”, https://aquacensus.com/water-systems/iowa/pottawattamie (data as of October 1, 2026).