Allamakee County, Iowa — public water systems
At a glance
34 active public water systems are filed under Allamakee County, Iowa in EPA's SDWIS records, together reporting 10,414 people served. The largest is Waukon Water Department, which reports serving 3,827 people. 4 are community water systems serving people where they live; the other 30 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
34
Population served
10.4K
Community systems
4
Groundwater share
100%
How does Allamakee County compare with other Iowa counties?
Allamakee County has the 10th-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 10,414 people served in total, the 62nd-largest county figure in the state and 0.3% of the statewide total. The average system here reports serving 306 people, well below 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 Allamakee County's drinking water come from?
By primary water source, Allamakee County's active systems draw on groundwater (34, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none 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, Waukon Water Department, draws primarily on groundwater.
What kinds of water systems operate in Allamakee County?
Allamakee County's active systems break down as 4 community systems (12%), 3 non-transient non-community systems (8.8%) and 27 transient non-community systems (79%). 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 (82%), local government (15%) and state government (2.9%).
Water systems in Allamakee County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Waukon Water Department | Allamakee | 3,827 | Community | Groundwater |
| 2 | Postville Water Department | Allamakee | 2,513 | Community | Groundwater |
| 3 | Lansing Water Supply | Allamakee | 983 | Community | Groundwater |
| 4 | Agri Star Meat and Poultry LLC | Allamakee | 550 | Non-transient non-community | Groundwater |
| 5 | New Albin Water Supply | Allamakee | 432 | Community | Groundwater |
| 6 | Harpers Ferry City Complex | Allamakee | 262 | Transient non-community | Groundwater |
| 7 | Scenic View Campground | Allamakee | 240 | Transient non-community | Groundwater |
| 8 | Village Creek Bible Camp | Allamakee | 166 | Transient non-community | Groundwater |
| 9 | Upper Iowa Resort & Rental | Allamakee | 135 | Transient non-community | Groundwater |
| 10 | Old East Paint Creek Lutheran Church | Allamakee | 120 | Transient non-community | Groundwater |
| 11 | Yellow River State Forest | Allamakee | 80 | Transient non-community | Groundwater |
| 12 | Broken Paddle Lodge & Rv Park LLC | Allamakee | 75 | Transient non-community | Groundwater |
| 13 | Red Barn Resort and Campground LLC | Allamakee | 71 | Transient non-community | Groundwater |
| 14 | Tasc Inc.. | Allamakee | 70 | Non-transient non-community | Groundwater |
| 15 | Lunds Camp Inc. | Allamakee | 67 | Transient non-community | Groundwater |
| 16 | Wexford Valley Campground | Allamakee | 66 | Transient non-community | Groundwater |
| 17 | Ripley Court | Allamakee | 60 | Transient non-community | Groundwater |
| 18 | Sandy Point Condominiums | Allamakee | 60 | Transient non-community | Groundwater |
| 19 | The Old Rossville Store | Allamakee | 55 | Transient non-community | Groundwater |
| 20 | Portside One Stop | Allamakee | 50 | Transient non-community | Groundwater |
| 21 | Spillway | Allamakee | 50 | Transient non-community | Groundwater |
| 22 | Kingdom Hall (Waukon) | Allamakee | 50 | Transient non-community | Groundwater |
| 23 | Allamakee Co Public Safety Center | Allamakee | 49 | Transient non-community | Groundwater |
| 24 | Hartman Riverside Camp #1 | Allamakee | 46 | Transient non-community | Groundwater |
| 25 | Sportsmens Club (Rossville) | Allamakee | 45 | Transient non-community | Groundwater |
| 26 | Kol Gol Inc. | Allamakee | 42 | Non-transient non-community | Groundwater |
| 27 | Balsam Valley Campground | Allamakee | 40 | Transient non-community | Groundwater |
| 28 | River Run Pub & Grub | Allamakee | 40 | Transient non-community | Groundwater |
| 29 | Minneiska # 1 North | Allamakee | 37 | Transient non-community | Groundwater |
| 30 | Joes Campground | Allamakee | 31 | Transient non-community | Groundwater |
| 31 | Barrys Mini Mart | Allamakee | 27 | Transient non-community | Groundwater |
| 32 | Waterville Bar | Allamakee | 25 | Transient non-community | Groundwater |
| 33 | Knotty Marie'S | Allamakee | 25 | Transient non-community | Groundwater |
| 34 | Oldtimers # 3 South | Allamakee | 25 | Transient non-community | Groundwater |
Allamakee County water systems: frequently asked questions
How many public water systems are in Allamakee County, Iowa?
EPA's SDWIS records file 34 active public water systems under Allamakee County, Iowa: 4 community systems (12%), 3 non-transient non-community systems (8.8%) and 27 transient non-community systems (79%).
Who supplies drinking water in Allamakee County, IA?
The largest community water systems filed under Allamakee County are Waukon Water Department (3,827 people served), Postville Water Department (2,513 people served) and Lansing Water Supply (983 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 Allamakee County's drinking water come from groundwater or surface water?
Of the 34 active public water systems in Allamakee County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Waukon Water Department, uses groundwater.
Where can I find a water quality report for Allamakee 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. 4 community systems are filed under Allamakee 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 Allamakee 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.
More Iowa water systems
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- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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 Allamakee County, Iowa”, https://aquacensus.com/water-systems/iowa/allamakee (data as of October 1, 2026).