Public water system · OH7056312
ActiveHdt Expeditionary Systems Inc.
At a glance
Hdt Expeditionary Systems Inc. (PWSID OH7056312) is an active non-transient non-community water system in Richland County, Ohio. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 2 violations for this system; none is health-based, and the most recent began in December 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
25
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Hdt Expeditionary Systems Inc. compare with other water systems in Richland County?
By EPA's size categories, Hdt Expeditionary Systems Inc. is a very small system (500 people or fewer). Richland County has 106 active public water systems. Its population served is well below the county average of 942 people per system, and accounts for less than 0.1% of the 99,812 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Hdt Expeditionary Systems 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. Ohio has 544 active non-transient non-community water systems, 14% of the state's 3,854 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,446 Ohio systems (89%) list groundwater as their primary source.
Who owns and regulates Hdt Expeditionary Systems Inc.?
EPA lists Hdt Expeditionary Systems Inc. as privately owned. The OH state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 94 of the 106 active systems in Richland County (89%) are also privately owned.
Does Hdt Expeditionary Systems Inc. have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in December 2012. The violations listed here began between October 2004 and December 2012. By type: 2 monitoring and reporting. The contaminants or rules involved are Lead and Copper Rule and Total coliform bacteria (TCR). 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 |
|---|---|---|---|---|
| 2012-12-31 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2004-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Hdt Expeditionary Systems Inc.: frequently asked questions
Who runs Hdt Expeditionary Systems Inc.?
Hdt Expeditionary Systems Inc. (PWSID OH7056312) is a non-transient non-community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Hdt Expeditionary Systems Inc. serve?
Hdt Expeditionary Systems Inc. reports serving 25 people through 1 service connection in Richland County, Ohio.
Where does Hdt Expeditionary Systems 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 Hdt Expeditionary Systems Inc. have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in December 2012. 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 Hdt Expeditionary Systems 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 2 violations for this system; none is health-based, and the most recent began in December 2012. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Hdt Expeditionary Systems Inc.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hdt Expeditionary Systems 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.
Other water systems in Richland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mansfield City | Richland | 51,000 | Community | Surface water |
| Shelby City | Richland | 9,453 | Community | Surface water |
| Ontario City | Richland | 6,756 | Community | Groundwater |
| Lexington Village | Richland | 4,825 | Community | Groundwater |
| Madison Water District | Richland | 2,050 | Community | Groundwater |
| Bellville Village | Richland | 1,918 | 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, “Hdt Expeditionary Systems Inc., PWSID OH7056312, Ohio”, https://aquacensus.com/water-systems/ohio/hdt-expeditionary-systems-inc-oh7056312 (data as of October 1, 2026).