Public water system · OH3740012
ActiveHocking Hills Elementary School
At a glance
Hocking Hills Elementary School (PWSID OH3740012) is an active non-transient non-community water system in Hocking County, Ohio. It reports serving 320 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
320
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Hocking Hills Elementary School compare with other water systems in Hocking County?
By EPA's size categories, Hocking Hills Elementary School is a very small system (500 people or fewer). Hocking County has 42 active public water systems, and Hocking Hills Elementary School is the 6th-largest of them by population served. Its population served is about 13% above the county average of 283 people per system, and accounts for 2.7% of the 11,894 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 Hocking Hills Elementary School is about 26% 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 Hocking Hills Elementary School?
EPA lists Hocking Hills Elementary School 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. 36 of the 42 active systems in Hocking County (86%) are also privately owned.
Does Hocking Hills Elementary School have drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026. The violations listed here began between January 2004 and January 2026. By type: 6 monitoring and reporting, 1 required treatment not met, 1 public notice, recordkeeping or other and 1 monitoring. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (2 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2026-01-23 | Required treatment not metTreatment Technique No Certif. Operator · code 12 | Stage 1 Disinfectants and Disinfection Byproducts Rulecode 0400 | Yes | Resolved |
| 2021-12-23 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2021-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-07-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2004-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
All 9 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.
Hocking Hills Elementary School: frequently asked questions
Who runs Hocking Hills Elementary School?
Hocking Hills Elementary School (PWSID OH3740012) is a non-transient non-community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Hocking Hills Elementary School serve?
Hocking Hills Elementary School reports serving 320 people through 1 service connection in Hocking County, Ohio.
Where does Hocking Hills Elementary School 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 Hocking Hills Elementary School have any drinking water violations?
EPA's records list 9 violations for this system; 1 is health-based, and the most recent began in January 2026. 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 Hocking Hills Elementary School'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 9 violations for this system; 1 is health-based, and the most recent began in January 2026. For current results, consult EPA ECHO, or the OH state drinking water program.
Where can I find Hocking Hills Elementary School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hocking Hills Elementary School 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 Hocking County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Logan, City of | Hocking | 6,704 | Community | Groundwater |
| Carbon Hill Water Association | Hocking | 910 | Community | Purchased groundwater |
| Laurelville, Vlg of | Hocking | 586 | Community | Groundwater |
| Murray City Village Pws | Hocking | 449 | Community | Purchased groundwater |
| Old Straitsville-Rockbridge | Hocking | 361 | Community | Purchased groundwater |
| Camp Akita | Hocking | 225 | 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, “Hocking Hills Elementary School, PWSID OH3740012, Ohio”, https://aquacensus.com/water-systems/ohio/hocking-hills-elementary-school-oh3740012 (data as of October 1, 2026).