Public water system · MO1024242
ActiveHarrison County Pwsd 2
At a glance
Harrison County Pwsd 2 (PWSID MO1024242) is an active community water system in Harrison County, Missouri. It reports serving 3,740 people through 1,618 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,740
Service connections
1,618
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Harrison County Pwsd 2 compare with other water systems in Harrison County?
By EPA's size categories, Harrison County Pwsd 2 is a medium system (3,301 to 10,000 people). Harrison County has 16 active public water systems, and Harrison County Pwsd 2 is the largest of them by population served. Its population served is about 3.1 times the county average of 1,206 people per system, and accounts for 19% of the 19,292 people reported by systems filed under the county. Across Missouri, the 2,943 active systems average 2,049 people each. Nationally, the average active community water system reports serving 6,703 people, so Harrison County Pwsd 2 is about 44% below that figure.
What does “community water system” mean?
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. Missouri has 1,612 active community water systems, 55% of the state's 2,943 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,521 Missouri systems (86%) list groundwater as their primary source.
Who owns and regulates Harrison County Pwsd 2?
EPA lists Harrison County Pwsd 2 as owned by a local government. The MO state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 16 active systems in Harrison County (50%) are also owned by a local government.
Does Harrison County Pwsd 2 have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2026. The violations listed here began between July 2013 and January 2026. By type: 6 monitoring and reporting, 4 public notice, recordkeeping or other, 1 monitoring and 1 required treatment not met. The contaminant or rule involved most often is Groundwater Rule (6 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2025-12-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2025-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2025-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2024-11-04 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2024-09-08 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2024-06-10 | Public notice, recordkeeping or otherFailure to Consult with State · code 20 | Groundwater Rulecode 0700 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Harrison County Pwsd 2: frequently asked questions
Who runs Harrison County Pwsd 2?
Harrison County Pwsd 2 (PWSID MO1024242) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does Harrison County Pwsd 2 serve?
Harrison County Pwsd 2 reports serving 3,740 people through 1,618 service connections in Harrison County, Missouri.
Where does Harrison County Pwsd 2 get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Harrison County Pwsd 2 have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2026. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Harrison County Pwsd 2's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Harrison County Pwsd 2's water quality report?
As a community water system, Harrison County Pwsd 2 must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Harrison County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bethany Pws | Harrison | 3,292 | Community | Surface water |
| Mercer County Pwsd 1 | Harrison + 1 more | 3,200 | Community | Purchased surface water |
| Woolmarket Village Estates | Harrison | 2,910 | Community | Groundwater |
| Robinwood Forest Utility Inc. | Harrison | 1,275 | Community | Groundwater |
| Lakewood Environmental | Harrison | 982 | Community | Groundwater |
| Harrison County Pwsd 1 | Harrison | 823 | Community | Purchased groundwater |
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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, “Harrison County Pwsd 2, PWSID MO1024242, Missouri”, https://aquacensus.com/water-systems/missouri/harrison-county-pwsd-2-mo1024242 (data as of October 1, 2026).