Public water system · NV0000878
ActiveMars Petcare Us Inc.
At a glance
Mars Petcare Us Inc. (PWSID NV0000878) is an active non-transient non-community water system in Storey County, Tennessee. It reports serving 140 people through 3 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
140
Service connections
3
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Mars Petcare Us Inc. compare with other water systems in Storey County?
By EPA's size categories, Mars Petcare Us Inc. is a very small system (500 people or fewer). Storey County has 1 active public water system, and Mars Petcare Us Inc. is the largest of them by population served. Its population served is roughly in line with the county average of 140 people per system, and accounts for 100% of the 140 people reported by systems filed under the county. Across Tennessee, the 1,383 active systems average 5,780 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Mars Petcare Us Inc. 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. Tennessee has 42 active non-transient non-community water systems, 3% of the state's 1,383 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,038 Tennessee systems (75%) list groundwater as their primary source.
Who owns and regulates Mars Petcare Us Inc.?
EPA lists Mars Petcare Us Inc. as privately owned. The NV state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 1 of the 1 active systems in Storey County (100%) are also privately owned.
Does Mars Petcare Us Inc. have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2013. The violations listed here began between July 2009 and January 2013. By type: 3 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2013-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2009-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 3 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.
Mars Petcare Us Inc.: frequently asked questions
Who runs Mars Petcare Us Inc.?
Mars Petcare Us Inc. (PWSID NV0000878) is a non-transient non-community water system privately owned. It is regulated by the NV state drinking water program.
How many people does Mars Petcare Us Inc. serve?
Mars Petcare Us Inc. reports serving 140 people through 3 service connections in Storey County, Tennessee.
Where does Mars Petcare Us Inc. 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 Mars Petcare Us Inc. have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2013. 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 Mars Petcare Us Inc.'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 3 violations for this system; none is health-based, and the most recent began in January 2013. For current results, consult EPA ECHO, or the NV state drinking water program.
Where can I find Mars Petcare Us Inc.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mars Petcare Us Inc. 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.
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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, “Mars Petcare Us Inc., PWSID NV0000878, Tennessee”, https://aquacensus.com/water-systems/tennessee/mars-petcare-us-inc-nv0000878 (data as of October 1, 2026).