Public water system · MO3031265
ActiveBig Island Water Company
At a glance
Big Island Water Company (PWSID MO3031265) is an active community water system in Camden County, Missouri. It reports serving 175 people through 70 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in July 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
175
Service connections
70
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Big Island Water Company compare with other water systems in Camden County?
By EPA's size categories, Big Island Water Company is a very small system (500 people or fewer). Camden County has 226 active public water systems. Its population served is about 30% below the county average of 250 people per system, and accounts for 0.3% of the 56,563 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 Big Island Water Company is well 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 Big Island Water Company?
EPA lists Big Island Water Company as privately owned. 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. 206 of the 226 active systems in Camden County (91%) are also privately owned.
Does Big Island Water Company have drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in July 2014. The violations listed here began between October 2012 and July 2014. By type: 12 contaminant level above the legal limit. The contaminant or rule involved most often is Gross alpha (excluding radon and uranium) (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 |
|---|---|---|---|---|
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2014-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2014-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2013-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2013-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2013-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2013-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2013-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2013-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2013-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | Resolved |
| 2012-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Radium (-226 and -228)code 4010 | Yes | 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.
Big Island Water Company: frequently asked questions
Who runs Big Island Water Company?
Big Island Water Company (PWSID MO3031265) is a community water system privately owned. It is regulated by the MO state drinking water program.
How many people does Big Island Water Company serve?
Big Island Water Company reports serving 175 people through 70 service connections in Camden County, Missouri.
Where does Big Island Water Company 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 Big Island Water Company have any drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in July 2014. 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 Big Island Water Company'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, 12 are health-based, and the most recent began in July 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the MO state drinking water program.
Where can I find Big Island Water Company's water quality report?
As a community water system, Big Island Water Company 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 Camden County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Camden County Pwsd 4 Horseshoe Bend | Camden | 7,912 | Community | Groundwater |
| Camdenton Pws | Camden | 3,960 | Community | Groundwater |
| Osage Beach Premium Outlets | Camden | 3,100 | Non-transient non-community | Groundwater |
| Osage Beach East Pws | Camden | 2,611 | Community | Groundwater |
| Big Surf Waterpark Inc. | Camden | 2,500 | Transient non-community | Groundwater |
| Camden County Pwsd #4 Shawnee Bend | Camden | 2,065 | 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, “Big Island Water Company, PWSID MO3031265, Missouri”, https://aquacensus.com/water-systems/missouri/big-island-water-company-mo3031265 (data as of October 1, 2026).