Public water system · OH8400212
ActiveLittle Hocking Water Association, Inc..
At a glance
Little Hocking Water Association, Inc.. (PWSID OH8400212) is an active community water system in Washington County, Ohio. It reports serving 9,892 people through 4,521 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1989.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
9,892
Service connections
4,521
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Little Hocking Water Association, Inc.. compare with other water systems in Washington County?
By EPA's size categories, Little Hocking Water Association, Inc.. is a medium system (3,301 to 10,000 people). Washington County has 18 active public water systems, and Little Hocking Water Association, Inc.. is the 2nd-largest of them by population served. Its population served is about 192% above the county average of 3,389 people per system, and accounts for 16% of the 61,007 people reported by systems filed under the county. Across Ohio, the 3,854 active systems average 2,767 people each. Nationally, the average active community water system reports serving 6,703 people, so Little Hocking Water Association, Inc.. is about 48% above that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Ohio has 1,028 active community water systems, 27% 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 Little Hocking Water Association, Inc..?
EPA lists Little Hocking Water Association, 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. 13 of the 18 active systems in Washington County (72%) are also privately owned.
Does Little Hocking Water Association, Inc.. have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1989. By type: 1 monitoring and reporting. The contaminant or rule involved is Gross alpha (excluding radon and uranium). EPA lists 1 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 |
|---|---|---|---|---|
| 1989-06-23 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
The one violation in EPA's records.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.
Little Hocking Water Association, Inc..: frequently asked questions
Who runs Little Hocking Water Association, Inc..?
Little Hocking Water Association, Inc.. (PWSID OH8400212) is a community water system privately owned. It is regulated by the OH state drinking water program.
How many people does Little Hocking Water Association, Inc.. serve?
Little Hocking Water Association, Inc.. reports serving 9,892 people through 4,521 service connections in Washington County, Ohio.
Where does Little Hocking Water Association, 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 Little Hocking Water Association, Inc.. have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in June 1989. 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 Little Hocking Water Association, 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 one violation for this system; it is not health-based, and the most recent began in June 1989. For current results, consult the system's annual water quality report, EPA ECHO, or the OH state drinking water program.
Where can I find Little Hocking Water Association, Inc..'s water quality report?
As a community water system, Little Hocking Water Association, Inc.. must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Washington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Marietta City Pws | Washington | 18,707 | Community | Groundwater |
| Warren Comm W and S Assn 2 | Washington | 7,215 | Community | Groundwater |
| Belpre City Pws | Washington | 6,441 | Community | Groundwater |
| Highland Ridge W and S Association Inc. | Washington | 3,022 | Community | Purchased groundwater |
| Tri-County Rural W and S District | Washington | 3,000 | Community | Groundwater |
| Putnam Community Water Association Pws | Washington | 2,744 | 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, “Little Hocking Water Association, Inc.., PWSID OH8400212, Ohio”, https://aquacensus.com/water-systems/ohio/little-hocking-water-association-inc-oh8400212 (data as of October 1, 2026).