Public water system · WY5601243
ActiveMcdonald'S (Preiss Corporation)
At a glance
Mcdonald'S (Preiss Corporation) (PWSID WY5601243) is an active non-transient non-community water system in Laramie County, Wyoming. It reports serving 575 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in February 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
575
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Mcdonald'S (Preiss Corporation) compare with other water systems in Laramie County?
By EPA's size categories, Mcdonald'S (Preiss Corporation) is a small system (501 to 3,300 people). Laramie County has 50 active public water systems. Its population served is well below the county average of 1,933 people per system, and accounts for 0.6% of the 96,668 people reported by systems filed under the county. Across Wyoming, the 775 active systems average 838 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Mcdonald'S (Preiss Corporation) is about 34% above 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. Wyoming has 91 active non-transient non-community water systems, 12% of the state's 775 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 585 Wyoming systems (75%) list groundwater as their primary source.
Who owns and regulates Mcdonald'S (Preiss Corporation)?
EPA lists Mcdonald'S (Preiss Corporation) as privately owned. The WY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 33 of the 50 active systems in Laramie County (66%) are also privately owned.
Does Mcdonald'S (Preiss Corporation) have drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in February 2022. The violations listed here began between October 1993 and February 2022. By type: 4 monitoring and reporting, 2 contaminant level above the legal limit and 1 required treatment not met. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2022-02-20 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2005-09-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1999-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1996-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1993-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1993-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1993-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
All 7 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.
Mcdonald'S (Preiss Corporation): frequently asked questions
Who runs Mcdonald'S (Preiss Corporation)?
Mcdonald'S (Preiss Corporation) (PWSID WY5601243) is a non-transient non-community water system privately owned. It is regulated by the WY state drinking water program.
How many people does Mcdonald'S (Preiss Corporation) serve?
Mcdonald'S (Preiss Corporation) reports serving 575 people through 1 service connection in Laramie County, Wyoming.
Where does Mcdonald'S (Preiss Corporation) 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 Mcdonald'S (Preiss Corporation) have any drinking water violations?
EPA's records list 7 violations for this system; 3 are health-based, and the most recent began in February 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 Mcdonald'S (Preiss Corporation)'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 7 violations for this system; 3 are health-based, and the most recent began in February 2022. For current results, consult EPA ECHO, or the WY state drinking water program.
Where can I find Mcdonald'S (Preiss Corporation)'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mcdonald'S (Preiss Corporation) 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 Laramie County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cheyenne Board of Public Utilities | Laramie | 64,165 | Community | Surface water |
| South Cheyenne Water & Sewer District | Laramie | 10,000 | Community | Purchased surface water |
| Usaf F.E. Warren Afb | Laramie | 5,500 | Community | Purchased surface water |
| Love`S Travel Center | Laramie | 1,545 | Non-transient non-community | Groundwater |
| Travel Centers of America | Laramie | 1,525 | Non-transient non-community | Groundwater |
| Cheyenne Hills Church | Laramie | 1,211 | Transient non-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, “Mcdonald'S (Preiss Corporation), PWSID WY5601243, Wyoming”, https://aquacensus.com/water-systems/wyoming/mcdonald-s-preiss-corporation-wy5601243 (data as of October 1, 2026).