Iron County, Missouri — public water systems
At a glance
23 active public water systems are filed under Iron County, Missouri in EPA's SDWIS records, together reporting 6,544 people served. The largest is Mo American Ironton, which reports serving 1,460 people. 10 are community water systems serving people where they live; the other 13 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
23
Population served
6.5K
Community systems
10
Groundwater share
95.7%
How does Iron County compare with other Missouri counties?
Iron County has the 37th-most active public water systems among the 182 counties listed for active Missouri systems in EPA records; among the 132 with 3 or more systems, the median has 13. Its systems report 6,544 people served in total, the 94th-largest county figure in the state and 0.1% of the statewide total. The average system here reports serving 285 people, well below the Missouri average of 2,049. 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 Iron County's drinking water come from?
By primary water source, Iron County's active systems draw on groundwater (21, 91%), surface water (1, 4.3%) and purchased groundwater (1, 4.3%). Overall, 96% rely mainly on groundwater (including purchased groundwater) and 4.3% on surface water, compared with 92% and 8.1% across Missouri. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Mo American Ironton, draws primarily on surface water.
What kinds of water systems operate in Iron County?
Iron County's active systems break down as 10 community systems (43%), 4 non-transient non-community systems (17%) and 9 transient non-community systems (39%). 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 (65%), local government (26%), state government (4.3%) and federal government (4.3%).
Water systems in Iron County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Mo American Ironton | Iron | 1,460 | Community | Surface water |
| 2 | Pilot Knob Rural Wd 1 N & S | Iron | 839 | Community | Purchased groundwater |
| 3 | Pilot Knob Pws | Iron | 746 | Community | Groundwater |
| 4 | Viburnum Pws | Iron | 639 | Community | Groundwater |
| 5 | Arcadia Pws | Iron | 607 | Community | Groundwater |
| 6 | Doe Run Company Buick Smelter | Iron | 311 | Non-transient non-community | Groundwater |
| 7 | Annapolis Pws | Iron | 300 | Community | Groundwater |
| 8 | Killarney Shores Subd | Iron | 203 | Community | Groundwater |
| 9 | Bixby Country Store | Iron | 150 | Transient non-community | Groundwater |
| 10 | Belleview Elementary School | Iron | 150 | Non-transient non-community | Groundwater |
| 11 | Belleview Valley Nursing Home | Iron | 140 | Community | Groundwater |
| 12 | Usfs Council Bluff Beach | Iron | 125 | Transient non-community | Groundwater |
| 13 | Big Creek Rv Park | Iron | 125 | Transient non-community | Groundwater |
| 14 | Lake Hanna Assn | Iron + 1 more | 120 | Community | Groundwater |
| 15 | Baptist Home | Iron | 110 | Community | Groundwater |
| 16 | Camp Penuel | Iron | 110 | Transient non-community | Groundwater |
| 17 | Doe Run Company Viburnum 35 | Iron | 104 | Non-transient non-community | Groundwater |
| 18 | Doe Run County Buick Mine Mill | Iron | 100 | Non-transient non-community | Groundwater |
| 19 | 21 Express | Iron | 75 | Transient non-community | Groundwater |
| 20 | Black River Hideaway | Iron | 50 | Transient non-community | Groundwater |
| 21 | Pine Trails Campground | Iron | 30 | Transient non-community | Groundwater |
| 22 | Taum Sauk State Park | Iron | 25 | Transient non-community | Groundwater |
| 23 | Doe Run Country Club | Iron | 25 | Transient non-community | Groundwater |
Iron County water systems: frequently asked questions
How many public water systems are in Iron County, Missouri?
EPA's SDWIS records file 23 active public water systems under Iron County, Missouri: 10 community systems (43%), 4 non-transient non-community systems (17%) and 9 transient non-community systems (39%).
Who supplies drinking water in Iron County, MO?
The largest community water systems filed under Iron County are Mo American Ironton (1,460 people served), Pilot Knob Rural Wd 1 N & S (839 people served) and Pilot Knob Pws (746 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 Iron County's drinking water come from groundwater or surface water?
Of the 23 active public water systems in Iron County, 96% draw mainly on groundwater and 4.3% on surface water, counting purchased supplies. The largest system, Mo American Ironton, uses surface water.
Where can I find a water quality report for Iron 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. 10 community systems are filed under Iron 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 Iron 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 Missouri water systems
- All Missouri public water systems· 2,943 active
- McDonald County· 26 systems
- Ozark County· 25 systems
- Lafayette Parish County· 23 systems
- Pulaski County· 23 systems
- Shannon County· 23 systems
- Polk County· 23 systems
- 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 Iron County, Missouri”, https://aquacensus.com/water-systems/missouri/iron (data as of October 1, 2026).