Public water system · IA8670013
ActiveTama Water Supply
At a glance
Tama Water Supply (PWSID IA8670013) is an active community water system in Tama County, Iowa. It reports serving 3,130 people through 1,142 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,130
Service connections
1,142
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tama Water Supply compare with other water systems in Tama County?
By EPA's size categories, Tama Water Supply is a small system (501 to 3,300 people). Tama County has 13 active public water systems, and Tama Water Supply is the 2nd-largest of them by population served. Its population served is about 61% above the county average of 1,947 people per system, and accounts for 12% of the 25,305 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active community water system reports serving 6,703 people, so Tama Water Supply is about half of 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. Iowa has 1,084 active community water systems, 59% of the state's 1,828 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,502 Iowa systems (82%) list groundwater as their primary source.
Who owns and regulates Tama Water Supply?
EPA lists Tama Water Supply as owned by a local government. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 10 of the 13 active systems in Tama County (77%) are also owned by a local government.
Does Tama Water Supply have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2010. The violations listed here began between July 2010 and July 2010. By type: 2 monitoring and reporting. The contaminants or rules involved are Haloacetic acids (HAA5) and Total trihalomethanes (TTHM). EPA lists 2 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 |
|---|---|---|---|---|
| 2010-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2010-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
All 2 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.
Tama Water Supply: frequently asked questions
Who runs Tama Water Supply?
Tama Water Supply (PWSID IA8670013) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Tama Water Supply serve?
Tama Water Supply reports serving 3,130 people through 1,142 service connections in Tama County, Iowa.
Where does Tama Water Supply 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 Tama Water Supply have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2010. 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 Tama Water Supply'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. EPA's records list 2 violations for this system; none is health-based, and the most recent began in July 2010. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Tama Water Supply's water quality report?
As a community water system, Tama Water Supply 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 Tama County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Poweshiek Water Association | Tama | 13,920 | Community | Groundwater |
| Toledo Water Supply | Tama | 2,399 | Community | Groundwater |
| Traer Municipal Water Plant | Tama | 1,583 | Community | Groundwater |
| Dysart Water Supply | Tama | 1,281 | Community | Purchased groundwater |
| Iowa Premium LLC | Tama | 841 | Non-transient non-community | Groundwater |
| Gladbrook Water Supply | Tama | 799 | 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, “Tama Water Supply, PWSID IA8670013, Iowa”, https://aquacensus.com/water-systems/iowa/tama-water-supply-ia8670013 (data as of October 1, 2026).