Skip to content
AquaCensus

Public water system · IA5285210

Active

Cedar Ridge Vineyards

At a glance

Cedar Ridge Vineyards (PWSID IA5285210) is an active transient non-community water system in Johnson County, Iowa. It reports serving 470 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2022.

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

Population served

470

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDIA5285210
System typeTransient non-community water system
Activity statusActive
Population served470
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyIA state drinking water program
City servedSwisher
StateIowa
ZIP—
CountyJohnson County

How does Cedar Ridge Vineyards compare with other water systems in Johnson County?

By EPA's size categories, Cedar Ridge Vineyards is a very small system (500 people or fewer). Johnson County has 125 active public water systems. Its population served is about 66% below the county average of 1,384 people per system, and accounts for 0.3% 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 transient non-community water system reports serving 144 people, so Cedar Ridge Vineyards is about 3.3 times that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Iowa has 626 active transient non-community water systems, 34% 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 Cedar Ridge Vineyards?

EPA lists Cedar Ridge Vineyards 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 Cedar Ridge Vineyards have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2022. The violations listed here began between November 2012 and January 2022. By type: 5 monitoring and reporting, 4 public notice, recordkeeping or other, 2 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Nitrate (3 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.

BeganViolationContaminant or ruleHealth-basedStatus
2022-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2021-04-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-04-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2014-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2013-07-01Public notice, recordkeeping or otherVariance/Exemption/Other Compliance · code 08Not reportedNoResolved
2013-03-22Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2013-01-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
2012-12-19Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2012-12-04Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2012-12-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-11-01Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25Total coliform bacteria (TCR)code 3100NoResolved

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.

Cedar Ridge Vineyards: frequently asked questions

Who runs Cedar Ridge Vineyards?

Cedar Ridge Vineyards (PWSID IA5285210) is a transient non-community water system privately owned. It is regulated by the IA state drinking water program.

How many people does Cedar Ridge Vineyards serve?

Cedar Ridge Vineyards reports serving 470 people through 1 service connection in Johnson County, Iowa.

Where does Cedar Ridge Vineyards 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 Cedar Ridge Vineyards have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in January 2022. 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 Cedar Ridge Vineyards' 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, one is health-based, and the most recent began in January 2022. For current results, consult EPA ECHO, or the IA state drinking water program.

Where can I find Cedar Ridge Vineyards' water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Cedar Ridge Vineyards is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Johnson County

Water systemCountyPopulation servedTypeSource
Iowa City Water DepartmentJohnson68,753CommunitySurface water
University Water SystemJohnson26,684CommunitySurface water
North Liberty Water SupplyJohnson23,276CommunityGroundwater
Coralville Muni Water SystemJohnson22,318CommunityGroundwater
Tiffin Water SupplyJohnson7,577CommunityGroundwater
Solon Water DeptJohnson3,018CommunityGroundwater

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, “Cedar Ridge Vineyards, PWSID IA5285210, Iowa”, https://aquacensus.com/water-systems/iowa/cedar-ridge-vineyards-ia5285210 (data as of October 1, 2026).