Public water system · WI1131278
ActiveUw Physical Sciences Lab
At a glance
Uw Physical Sciences Lab (PWSID WI1131278) is an active non-transient non-community water system in Dane County, Wisconsin. It reports serving 50 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in March 2008.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Uw Physical Sciences Lab compare with other water systems in Dane County?
By EPA's size categories, Uw Physical Sciences Lab is a very small system (500 people or fewer). Dane County has 300 active public water systems. Its population served is well below the county average of 1,742 people per system, and accounts for less than 0.1% of the 522,696 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Uw Physical Sciences Lab is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Uw Physical Sciences Lab?
EPA lists Uw Physical Sciences Lab as owned by a state government. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 15 of the 300 active systems in Dane County (5%) are also owned by a state government.
Does Uw Physical Sciences Lab have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in March 2008. The violations listed here began between July 1993 and March 2008. By type: 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR) and Lead and Copper Rule. EPA lists 2 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 |
|---|---|---|---|---|
| 2008-03-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
All 2 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.
Uw Physical Sciences Lab: frequently asked questions
Who runs Uw Physical Sciences Lab?
Uw Physical Sciences Lab (PWSID WI1131278) is a non-transient non-community water system owned by a state government. It is regulated by the WI state drinking water program.
How many people does Uw Physical Sciences Lab serve?
Uw Physical Sciences Lab reports serving 50 people through 2 service connections in Dane County, Wisconsin.
Where does Uw Physical Sciences Lab 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 Uw Physical Sciences Lab have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in March 2008. 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 Uw Physical Sciences Lab'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 2 violations for this system; 1 is health-based, and the most recent began in March 2008. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Uw Physical Sciences Lab's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Uw Physical Sciences Lab is a non-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 Dane County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Madison Water Utility | Dane | 272,000 | Community | Groundwater |
| Sun Prairie Utilities | Dane | 39,300 | Community | Groundwater |
| Fitchburg Utility Dist 1 | Dane | 24,500 | Community | Groundwater |
| Middleton Waterworks | Dane | 23,868 | Community | Groundwater |
| Waunakee Waterworks | Dane | 14,879 | Community | Groundwater |
| Verona Waterworks | Dane | 14,030 | 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, “Uw Physical Sciences Lab, PWSID WI1131278, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/uw-physical-sciences-lab-wi1131278 (data as of October 1, 2026).