Public water system · IA5059064
ActiveNewton Water Supply
At a glance
Newton Water Supply (PWSID IA5059064) is an active community water system in Jasper County, Iowa. It reports serving 16,518 people through 7,200 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; 2 are health-based, and the most recent began in June 2007.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
16,518
Service connections
7,200
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Newton Water Supply compare with other water systems in Jasper County?
By EPA's size categories, Newton Water Supply is a large system (10,001 to 100,000 people). Jasper County has 11 active public water systems, and Newton Water Supply is the largest of them by population served. Its population served is about 6.9 times the county average of 2,384 people per system, and accounts for 63% of the 26,224 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 Newton Water Supply is about 146% above 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 Newton Water Supply?
EPA lists Newton 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. 9 of the 11 active systems in Jasper County (82%) are also owned by a local government.
Does Newton Water Supply have drinking water violations?
EPA's records list 3 violations for this system; 2 are health-based, and the most recent began in June 2007. The violations listed here began between October 2002 and June 2007. By type: 2 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2007-06-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | 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 |
| 2002-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 3 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.
Newton Water Supply: frequently asked questions
Who runs Newton Water Supply?
Newton Water Supply (PWSID IA5059064) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does Newton Water Supply serve?
Newton Water Supply reports serving 16,518 people through 7,200 service connections in Jasper County, Iowa.
Where does Newton 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 Newton Water Supply have any drinking water violations?
EPA's records list 3 violations for this system; 2 are health-based, and the most recent began in June 2007. 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 Newton 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 3 violations for this system; 2 are health-based, and the most recent began in June 2007. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find Newton Water Supply's water quality report?
As a community water system, Newton 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 Jasper County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Colfax Water Supply | Jasper | 2,305 | Community | Groundwater |
| Monroe Water Supply | Jasper | 2,007 | Community | Purchased groundwater |
| Prairie City Water Works | Jasper | 1,703 | Community | Groundwater |
| Baxter Water Supply | Jasper | 1,002 | Community | Purchased groundwater |
| Sully Muni Water Works | Jasper | 900 | Community | Purchased groundwater |
| Kellogg Water Supply | Jasper | 617 | 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, “Newton Water Supply, PWSID IA5059064, Iowa”, https://aquacensus.com/water-systems/iowa/newton-water-supply-ia5059064 (data as of October 1, 2026).