Skip to content
AquaCensus

Public water system · IN2670011

Active

Walnut Ridge Park

At a glance

Walnut Ridge Park (PWSID IN2670011) is an active transient non-community water system in Putnam County, Indiana. It reports serving 37 people through 32 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, 3 are health-based, and the most recent began in January 2023.

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

Population served

37

Service connections

32

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDIN2670011
System typeTransient non-community water system
Activity statusActive
Population served37
Service connections32
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyIN state drinking water program
City servedGreencastle
StateIndiana
ZIP—
CountyPutnam County

How does Walnut Ridge Park compare with other water systems in Putnam County?

By EPA's size categories, Walnut Ridge Park is a very small system (500 people or fewer). Putnam County has 25 active public water systems. Its population served is well below the county average of 1,115 people per system, and accounts for 0.1% of the 27,886 people reported by systems filed under the county. Across Indiana, the 3,969 active systems average 1,456 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Walnut Ridge Park is well below 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. Indiana has 2,596 active transient non-community water systems, 65% of the state's 3,969 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,769 Indiana systems (95%) list groundwater as their primary source.

Who owns and regulates Walnut Ridge Park?

EPA lists Walnut Ridge Park as privately owned. The IN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 14 of the 25 active systems in Putnam County (56%) are also privately owned.

Does Walnut Ridge Park have drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2023. The violations listed here began between October 2016 and January 2023. By type: 6 monitoring, 3 monitoring and reporting and 3 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (9 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
2023-01-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2022-10-27Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2022-07-11Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2ARevised Total Coliform Rulecode 8000YesResolved
2022-04-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2022-03-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2020-08-08Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2ARevised Total Coliform Rulecode 8000YesResolved
2020-07-02Monitoring and reportingMonitoring, Source Water (GWR) · code 34E. colicode 3014NoResolved
2018-12-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2018-10-07Required treatment not metTreatment Technique, Level 1 Assessment (RTCR) · code 2ARevised Total Coliform Rulecode 8000YesResolved
2018-09-01MonitoringMonitoring, Additional Routine (RTCR) · code 3BRevised Total Coliform Rulecode 8000NoResolved
2018-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2016-10-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved

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.

Walnut Ridge Park: frequently asked questions

Who runs Walnut Ridge Park?

Walnut Ridge Park (PWSID IN2670011) is a transient non-community water system privately owned. It is regulated by the IN state drinking water program.

How many people does Walnut Ridge Park serve?

Walnut Ridge Park reports serving 37 people through 32 service connections in Putnam County, Indiana.

Where does Walnut Ridge Park 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 Walnut Ridge Park have any drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2023. 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 Walnut Ridge Park'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, 3 are health-based, and the most recent began in January 2023. For current results, consult EPA ECHO, or the IN state drinking water program.

Where can I find Walnut Ridge Park's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Walnut Ridge Park 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 Putnam County

Water systemCountyPopulation servedTypeSource
Greencastle Department of WaterPutnam12,699CommunityGroundwater under influence of surface water
Reelsville Water CompanyPutnam2,800CommunityGroundwater
Putnamville Correctional FacilityPutnam2,505CommunityPurchased groundwater
Cloverdale Water WorksPutnam2,225CommunityGroundwater
South 43 Water Association, Inc..Putnam1,431CommunityPurchased groundwater under influence
North Putnam Middle/High SchoolPutnam1,100Non-transient non-communityGroundwater

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, “Walnut Ridge Park, PWSID IN2670011, Indiana”, https://aquacensus.com/water-systems/indiana/walnut-ridge-park-in2670011 (data as of October 1, 2026).