Public water system · MO3010712
ActiveSt James Pws
At a glance
St James Pws (PWSID MO3010712) is an active community water system in Phelps County, Missouri. It reports serving 3,935 people through 1,715 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 9 violations for this system; 5 are health-based, and the most recent began in December 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,935
Service connections
1,715
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does St James Pws compare with other water systems in Phelps County?
By EPA's size categories, St James Pws is a medium system (3,301 to 10,000 people). Phelps County has 32 active public water systems, and St James Pws is the 2nd-largest of them by population served. Its population served is about 4.1 times the county average of 951 people per system, and accounts for 13% of the 30,428 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 St James Pws is about 41% 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 St James Pws?
EPA lists St James Pws 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. 6 of the 32 active systems in Phelps County (19%) are also owned by a local government.
Does St James Pws have drinking water violations?
EPA's records list 9 violations for this system; 5 are health-based, and the most recent began in December 2023. The violations listed here began between September 2000 and December 2023. By type: 5 contaminant level above the legal limit, 3 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2023-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2014-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2010-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 9 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.
St James Pws: frequently asked questions
Who runs St James Pws?
St James Pws (PWSID MO3010712) is a community water system owned by a local government. It is regulated by the MO state drinking water program.
How many people does St James Pws serve?
St James Pws reports serving 3,935 people through 1,715 service connections in Phelps County, Missouri.
Where does St James Pws 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 St James Pws have any drinking water violations?
EPA's records list 9 violations for this system; 5 are health-based, and the most recent began in December 2023. 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 St James Pws' 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. EPA's records list 9 violations for this system; 5 are health-based, and the most recent began in December 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find St James Pws' water quality report?
As a community water system, St James Pws 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 Phelps County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rolla Pws | Phelps | 20,800 | Community | Groundwater |
| Phelps County Pwsd 2 South | Phelps | 1,768 | Community | Groundwater |
| Phelps County Pwsd 1 | Phelps | 800 | Community | Groundwater |
| Phelps County Pwsd 2 North | Phelps | 523 | Community | Groundwater |
| Newburg Pws | Phelps | 324 | Community | Groundwater |
| Phelps Connections for Seniors | Phelps | 300 | Transient non-community | 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, “St James Pws, PWSID MO3010712, Missouri”, https://aquacensus.com/water-systems/missouri/st-james-pws-mo3010712 (data as of October 1, 2026).