Public water system · IA1970051
ActiveNew Hampton Water Supply
At a glance
New Hampton Water Supply (PWSID IA1970051) is an active community water system in Chickasaw County, Iowa. It reports serving 3,494 people through 1,534 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; none is health-based, and the most recent began in August 2017.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,494
Service connections
1,534
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does New Hampton Water Supply compare with other water systems in Chickasaw County?
By EPA's size categories, New Hampton Water Supply is a medium system (3,301 to 10,000 people). Chickasaw County has 21 active public water systems, and New Hampton Water Supply is the largest of them by population served. Its population served is about 9.3 times the county average of 375 people per system, and accounts for 44% of the 7,872 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 New Hampton 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 New Hampton Water Supply?
EPA lists New Hampton 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 21 active systems in Chickasaw County (43%) are also owned by a local government.
Does New Hampton Water Supply have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in August 2017. The violations listed here began between October 1995 and August 2017. By type: 4 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Total trihalomethanes (TTHM), Haloacetic acids (HAA5), Consumer Confidence Rule and Xylenes, Total. EPA lists 5 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 |
|---|---|---|---|---|
| 2017-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2017-08-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2011-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1995-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Xylenes, Totalcode 2955 | No | Resolved |
| 1995-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
All 5 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.
New Hampton Water Supply: frequently asked questions
Who runs New Hampton Water Supply?
New Hampton Water Supply (PWSID IA1970051) is a community water system owned by a local government. It is regulated by the IA state drinking water program.
How many people does New Hampton Water Supply serve?
New Hampton Water Supply reports serving 3,494 people through 1,534 service connections in Chickasaw County, Iowa.
Where does New Hampton 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 New Hampton Water Supply have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in August 2017. 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 New Hampton 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 5 violations for this system; none is health-based, and the most recent began in August 2017. For current results, consult the system's annual water quality report, EPA ECHO, or the IA state drinking water program.
Where can I find New Hampton Water Supply's water quality report?
As a community water system, New Hampton 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 Chickasaw County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Nashua Water Supply | Chickasaw | 1,551 | Community | Groundwater |
| Fredericksburg Water Supply | Chickasaw | 987 | Community | Groundwater |
| Lawler Water Supply | Chickasaw | 406 | Community | Groundwater |
| Alta Vista Water Department | Chickasaw | 227 | Community | Groundwater |
| Ionia Water Supply | Chickasaw | 226 | Community | Groundwater |
| Little Brown Church | Chickasaw | 183 | Transient non-community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “New Hampton Water Supply, PWSID IA1970051, Iowa”, https://aquacensus.com/water-systems/iowa/new-hampton-water-supply-ia1970051 (data as of October 1, 2026).