Pemiscot County, Missouri — public water systems
At a glance
6 active public water systems are filed under Pemiscot County, Missouri in EPA's SDWIS records, together reporting 11,341 people served. The largest is Caruthersville Pws, which reports serving 5,518 people. All 6 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
6
Population served
11.3K
Community systems
6
Groundwater share
100%
How does Pemiscot County compare with other Missouri counties?
Pemiscot County has the 102nd-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 11,341 people served in total, the 71st-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 1,890 people, roughly in line with 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 Pemiscot County's drinking water come from?
By primary water source, Pemiscot County's active systems draw on groundwater (5, 83%) and purchased groundwater (1, 17%). Overall, all rely mainly on groundwater (including purchased groundwater) and none 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, Caruthersville Pws, draws primarily on groundwater.
What kinds of water systems operate in Pemiscot County?
Pemiscot County's active systems break down as 6 community systems (100%). 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. EPA lists their owner types as local government (100%).
Water systems in Pemiscot County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Caruthersville Pws | Pemiscot | 5,518 | Community | Groundwater |
| 2 | Hayti Pws | Pemiscot | 2,789 | Community | Groundwater |
| 3 | Steele Pws | Pemiscot | 1,975 | Community | Groundwater |
| 4 | Hayti Heights Pws | Pemiscot | 520 | Community | Groundwater |
| 5 | Wardell Pws | Pemiscot | 310 | Community | Groundwater |
| 6 | Holland Pws | Pemiscot | 229 | Community | Purchased groundwater |
Also serving Pemiscot County
These systems serve several counties, including Pemiscot County. EPA lists another county first for them, so they are not included in the counts above.
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pemiscot County Con Pwsd 1 | Dunklin + 1 more | 6,042 | Community | Groundwater |
Pemiscot County water systems: frequently asked questions
How many public water systems are in Pemiscot County, Missouri?
EPA's SDWIS records file 6 active public water systems under Pemiscot County, Missouri: 6 community systems (100%). At least 1 more system is listed under another county but also serve Pemiscot County.
Who supplies drinking water in Pemiscot County, MO?
The largest community water systems filed under Pemiscot County are Caruthersville Pws (5,518 people served), Hayti Pws (2,789 people served) and Steele Pws (1,975 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 Pemiscot County's drinking water come from groundwater or surface water?
Of the 6 active public water systems in Pemiscot County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Caruthersville Pws, uses groundwater.
Where can I find a water quality report for Pemiscot 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. 6 community systems are filed under Pemiscot 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 Pemiscot 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
- Pike County· 6 systems
- Howard County· 6 systems
- Randolph County· 6 systems
- Mississippi County· 6 systems
- Livingston Parish County· 5 systems
- Chariton County· 5 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 Pemiscot County, Missouri”, https://aquacensus.com/water-systems/missouri/pemiscot (data as of October 1, 2026).