Public water system · IA5225673

Active

Iowa City Regency Mobile Home Community

At a glance

Iowa City Regency Mobile Home Community (PWSID IA5225673) is an active community water system in Johnson County, Iowa. It reports serving 225 people through 90 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, 2 are health-based, and the most recent began in January 2017.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

225

Service connections

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDIA5225673

System typeCommunity water system

Activity statusActive

Population served225

Service connections90

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyIA state drinking water program

City servedIowa City

StateIowa

ZIP—

CountyJohnson County

How does Iowa City Regency Mobile Home Community compare with other water systems in Johnson County?

By EPA's size categories, Iowa City Regency Mobile Home Community is a very small system (500 people or fewer). Johnson County has 125 active public water systems. Its population served is well below the county average of 1,384 people per system, and accounts for 0.1% of the 172,955 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 Iowa City Regency Mobile Home Community 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. 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 Iowa City Regency Mobile Home Community?

EPA lists Iowa City Regency Mobile Home Community as privately owned. 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. 102 of the 125 active systems in Johnson County (82%) are also privately owned.

Does Iowa City Regency Mobile Home Community have drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 2017. The violations listed here began between October 2016 and January 2017. By type: 10 monitoring and reporting and 2 required treatment not met. The contaminant or rule involved most often is Groundwater Rule (2 of them). EPA lists 10 as archived and 2 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. 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
2017-01-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Groundwater Rulecode 0700	Yes	Resolved
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Cadmiumcode 1015	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Chromiumcode 1020	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Bariumcode 1010	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Cyanidecode 1024	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Fluoridecode 1025	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Thalliumcode 1085	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Antimonycode 1074	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Arseniccode 1005	No	Archived
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Berylliumcode 1075	No	Archived
2016-10-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Groundwater Rulecode 0700	Yes	Resolved
2016-10-01	Monitoring and reportingMonitoring, Regular · code 03	Seleniumcode 1045	No	Archived

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.

Iowa City Regency Mobile Home Community: frequently asked questions

Who runs Iowa City Regency Mobile Home Community?

Iowa City Regency Mobile Home Community (PWSID IA5225673) is a community water system privately owned. It is regulated by the IA state drinking water program.

How many people does Iowa City Regency Mobile Home Community serve?

Iowa City Regency Mobile Home Community reports serving 225 people through 90 service connections in Johnson County, Iowa.

Where does Iowa City Regency Mobile Home Community 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 Iowa City Regency Mobile Home Community have any drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in January 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 Iowa City Regency Mobile Home Community'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, 2 are health-based, and the most recent began in January 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 Iowa City Regency Mobile Home Community's water quality report?

As a community water system, Iowa City Regency Mobile Home Community 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 Johnson County

Water system	County	Population served	Type	Source
Iowa City Water Department	Johnson	68,753	Community	Surface water
University Water System	Johnson	26,684	Community	Surface water
North Liberty Water Supply	Johnson	23,276	Community	Groundwater
Coralville Muni Water System	Johnson	22,318	Community	Groundwater
Tiffin Water Supply	Johnson	7,577	Community	Groundwater
Solon Water Dept	Johnson	3,018	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, “Iowa City Regency Mobile Home Community, PWSID IA5225673, Iowa”, https://aquacensus.com/water-systems/iowa/iowa-city-regency-mobile-home-community-ia5225673 (data as of October 1, 2026).