Public water system · 070000006
ActiveWinnebago Tribe Pow Wow Grounds
At a glance
Winnebago Tribe Pow Wow Grounds (PWSID 070000006) is an active community water system in Nebraska. It reports serving 160 people through 85 service connections. Its primary water source is purchased groundwater, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in September 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
160
Service connections
85
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Winnebago Tribe Pow Wow Grounds compare with other water systems in Nebraska?
By EPA's size categories, Winnebago Tribe Pow Wow Grounds is a very small system (500 people or fewer). Across Nebraska, the 1,226 active systems average 1,472 people each. Nationally, the average active community water system reports serving 6,703 people, so Winnebago Tribe Pow Wow Grounds 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. Nebraska has 599 active community water systems, 49% of the state's 1,226 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 88 Nebraska systems (7.2%) list purchased groundwater as their primary source.
Who owns and regulates Winnebago Tribe Pow Wow Grounds?
EPA lists Winnebago Tribe Pow Wow Grounds as Native American-owned. The EPA Region 07 is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act.
Does Winnebago Tribe Pow Wow Grounds have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in September 2025. The violations listed here began between October 2008 and September 2025. By type: 6 monitoring and reporting, 3 public notice, recordkeeping or other, 2 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-09-08 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2025-07-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2021-12-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-11-04 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2020-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2015-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2010-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
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.
Winnebago Tribe Pow Wow Grounds: frequently asked questions
Who runs Winnebago Tribe Pow Wow Grounds?
Winnebago Tribe Pow Wow Grounds (PWSID 070000006) is a community water system Native American-owned. It is regulated by the EPA Region 07.
How many people does Winnebago Tribe Pow Wow Grounds serve?
Winnebago Tribe Pow Wow Grounds reports serving 160 people through 85 service connections in Nebraska.
Where does Winnebago Tribe Pow Wow Grounds get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Winnebago Tribe Pow Wow Grounds 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 September 2025. 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 Winnebago Tribe Pow Wow Grounds' 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 September 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the EPA Region 07.
Where can I find Winnebago Tribe Pow Wow Grounds' water quality report?
As a community water system, Winnebago Tribe Pow Wow Grounds 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 Nebraska
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Metropolitan Utilities District | Douglas | 660,000 | Community | Surface water |
| Lincoln, City of | Lancaster | 296,000 | Community | Groundwater under influence of surface water |
| Grand Island, City of | Hall | 51,478 | Community | Groundwater |
| Papillion, City of | Sarpy | 35,000 | Community | Groundwater |
| Kearney, City of | Buffalo | 34,000 | Community | Groundwater under influence of surface water |
| Fremont, City of | Dodge | 27,230 | 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, “Winnebago Tribe Pow Wow Grounds, PWSID 070000006, Nebraska”, https://aquacensus.com/water-systems/nebraska/winnebago-tribe-pow-wow-grounds-070000006 (data as of October 1, 2026).