Benton County, Missouri — public water systems
At a glance
83 active public water systems are filed under Benton County, Missouri in EPA's SDWIS records, together reporting 13,544 people served. The largest is Warsaw Pws, which reports serving 2,402 people. 25 are community water systems serving people where they live; the other 58 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
83
Population served
13.5K
Community systems
25
Groundwater share
98.8%
How does Benton County compare with other Missouri counties?
Benton County has the 6th-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 13,544 people served in total, the 63rd-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 163 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 Benton County's drinking water come from?
By primary water source, Benton County's active systems draw on groundwater (81, 98%), purchased surface water (1, 1.2%) and purchased groundwater (1, 1.2%). Overall, 99% rely mainly on groundwater (including purchased groundwater) and 1.2% 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, Warsaw Pws, draws primarily on groundwater.
What kinds of water systems operate in Benton County?
Benton County's active systems break down as 25 community systems (30%), 6 non-transient non-community systems (7.2%) and 52 transient non-community systems (63%). 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%), federal government (7.2%), local government (7.2%) and state government (3.6%).
The 50 largest water systems in Benton County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Warsaw Pws | Benton | 2,402 | Community | Groundwater |
| 2 | Cole Camp Pws | Benton | 1,150 | Community | Groundwater |
| 3 | Lincoln Pws | Benton | 1,100 | Community | Groundwater |
| 4 | Warsaw R Ix High School | Benton | 605 | Non-transient non-community | Groundwater |
| 5 | Sterett Creek Village | Benton | 505 | Community | Groundwater |
| 6 | Harry S Truman State Park Campgrd | Benton | 500 | Transient non-community | Groundwater |
| 7 | Mo American Whitebranch Subd | Benton | 450 | Community | Groundwater |
| 8 | Winegars Teal Bend Subd | Benton | 400 | Community | Groundwater |
| 9 | Warsaw R Ix South Elem | Benton | 350 | Non-transient non-community | Groundwater |
| 10 | Spring Branch Water | Benton | 273 | Community | Groundwater |
| 11 | Cedar Grove Baptist Church | Benton | 250 | Transient non-community | Groundwater |
| 12 | Sycamore Valley Subd | Benton | 245 | Community | Groundwater |
| 13 | Keithley Beach Subd | Benton | 240 | Community | Groundwater |
| 14 | Benton Ridge Rv Park | Benton | 238 | Transient non-community | Groundwater |
| 15 | Reeds Rv Park and Storage | Benton | 204 | Transient non-community | Groundwater |
| 16 | Blue Branch Improvement Assn Inc. | Benton | 200 | Community | Groundwater |
| 17 | The Missing Well | Benton | 173 | Community | Purchased surface water |
| 18 | Paddlefish Rv Park | Benton | 165 | Transient non-community | Groundwater |
| 19 | Braden Park Village | Benton | 153 | Community | Purchased groundwater |
| 20 | Grand River Resort | Benton | 150 | Transient non-community | Groundwater |
| 21 | Cole Turkey Acres | Benton | 150 | Community | Groundwater |
| 22 | Regal Beloit America Inc. | Benton | 140 | Non-transient non-community | Groundwater |
| 23 | Pecan Grove Campground | Benton | 125 | Transient non-community | Groundwater |
| 24 | Oak Ridge Acres | Benton | 120 | Community | Groundwater |
| 25 | Lake Ridge Bay | Benton | 120 | Community | Groundwater |
| 26 | Kolbs Lakeside Resort LLC | Benton | 120 | Transient non-community | Groundwater |
| 27 | Mo American Pom O Sa Heights Subd | Benton | 119 | Community | Groundwater |
| 28 | Mclaughlins Anglers Retreat Rv Park | Benton | 110 | Transient non-community | Groundwater |
| 29 | Cedar Gate Estates | Benton | 102 | Community | Groundwater |
| 30 | Usace Truman Thibaut Point | Benton | 100 | Transient non-community | Groundwater |
| 31 | Usace Truman Berry Bend North | Benton | 100 | Transient non-community | Groundwater |
| 32 | Clear Creek Rv Park | Benton | 100 | Transient non-community | Groundwater |
| 33 | Usace Truman Osage Bluff Pua | Benton | 100 | Transient non-community | Groundwater |
| 34 | Truman Lake Resort LLC | Benton | 100 | Transient non-community | Groundwater |
| 35 | Southview Rv Park | Benton | 100 | Community | Groundwater |
| 36 | Edgewater Rv Park | Benton | 100 | Transient non-community | Groundwater |
| 37 | Harry S Truman State Park Office | Benton | 94 | Transient non-community | Groundwater |
| 38 | Ionia Pws | Benton | 88 | Community | Groundwater |
| 39 | Asianfy Bistro | Benton | 80 | Transient non-community | Groundwater |
| 40 | Usace Truman Visitor Center | Benton | 75 | Transient non-community | Groundwater |
| 41 | T & M Landworks LLC | Benton | 75 | Transient non-community | Groundwater |
| 42 | Abundant Life Christian Church | Benton | 75 | Transient non-community | Groundwater |
| 43 | Rv There Yet | Benton | 72 | Transient non-community | Groundwater |
| 44 | City Union Mission | Benton | 70 | Non-transient non-community | Groundwater |
| 45 | Anglers Retreat Rv Park on Mm Hwy | Benton | 63 | Transient non-community | Groundwater |
| 46 | Heits Point Lutheran Camp System 1 | Benton | 60 | Transient non-community | Groundwater |
| 47 | Hidden Valley MHP LLC | Benton | 60 | Community | Groundwater |
| 48 | Harry S Truman State Park Marina | Benton | 58 | Transient non-community | Groundwater |
| 49 | Usace Truman Shawnee Bend | Benton | 50 | Non-transient non-community | Groundwater |
| 50 | Central Mo Comm Action Warsaw Head Start | Benton | 50 | Transient non-community | Groundwater |
All other water systems in Benton County (33)
The remaining active systems filed under Benton County, largest first, with the population each reports serving.
- Anglers Camp50
- Jesters House50
- Country Lakes Rv Resort46
- Twin Lakes Mobile Home and Rv Park LLC45
- Beyonder Marine at Sterett Creek LLC41
- Mimosa Place Rv Park40
- Bb Bar & Restaurant40
- Sundown Motor Lodge40
- Reel & Trigger Resort35
- Oasis at Ozark Park LLC35
- Warsaw Shrine Club35
- Hilltop Bar B Q30
- Ricks Oar House30
- Lake Hills Motel30
- American Legion Post 21728
- Docs Retreat Unit 126
- Bent Tree Harbor25
- Forbes Loa Rv Park25
- Lakeview Rv Park25
- Kirn Lakeview Rv Park25
- Rocky Top Rv Park25
- Uncle Gabbys Motel25
- Lakeview Heights Water Association Inc.25
- The Church of Living Water25
- Dollar General #16502 Warsaw25
- Edwards Mart25
- Stoney Ridge Rv Park LLC25
- New Home Baptist Church25
- Lost Acres25
- Warsaw Mart25
- Austins Place25
- Hidden Lake Resort25
- Osage Bluff Stuff14
Benton County water systems: frequently asked questions
How many public water systems are in Benton County, Missouri?
EPA's SDWIS records file 83 active public water systems under Benton County, Missouri: 25 community systems (30%), 6 non-transient non-community systems (7.2%) and 52 transient non-community systems (63%).
Who supplies drinking water in Benton County, MO?
The largest community water systems filed under Benton County are Warsaw Pws (2,402 people served), Cole Camp Pws (1,150 people served) and Lincoln Pws (1,100 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 Benton County's drinking water come from groundwater or surface water?
Of the 83 active public water systems in Benton County, 99% draw mainly on groundwater and 1.2% on surface water, counting purchased supplies. The largest system, Warsaw Pws, uses groundwater.
Where can I find a water quality report for Benton 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. 25 community systems are filed under Benton 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 Benton 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
- Camden County· 226 systems
- Taney County· 112 systems
- Jefferson County· 92 systems
- Barry County· 88 systems
- Greene County· 81 systems
- Franklin County· 81 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 Benton County, Missouri”, https://aquacensus.com/water-systems/missouri/benton (data as of October 1, 2026).