CLARKSVILLE, OH · Clinton County

CLARKSVILLE WATER DEPARTMENT Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of November 1, 1987. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Clinton County, OH.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Ohio’s official records. Always confirm current status with Ohio before making decisions based on this information.

System facts

System ID (PWSID): OH1400211
System type: Community Water System
Population served: 550
Service connections: 192
Ownership: not on record
Water source: surface water (rivers, lakes, or reservoirs)

CLARKSVILLE WATER DEPARTMENT is one of 558 community water systems in Ohio in the 501 to 3,300 people size category, formerly serving 550 people from surface water.

EPA's federal records list this system as inactive in 1987; the record below is historical.

As of August 1, 2026, its federal record holds 8 entries in 1985, all of which EPA lists as closed. Nothing has been added since 1985.

All 8 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals.

Violation history

Monitoring, Regular
—
Arsenic
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Barium
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Cadmium
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Chromium
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Fluoride
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Mercury
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Nitrate
October 1, 1985 – November 1, 1987
Archived
Monitoring, Regular
—
Selenium
October 1, 1985 – November 1, 1987
Archived

Archived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 1985 – November 1, 1987	Monitoring, Regular	Arsenic	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Barium	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Cadmium	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Chromium	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Fluoride	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Mercury	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Nitrate	—	Archived
October 1, 1985 – November 1, 1987	Monitoring, Regular	Selenium	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

April 21, 1986State Public Notification received8 linked violations
November 19, 1985State Formal Notice of Violation issuedgeneral compliance action — not tied to a specific violation on record
August 21, 1981State Violation/Reminder Notice1 linked violation
April 20, 1981State Public Notification received1 linked violation
March 6, 1981State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 21, 1981State Unresolvedgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

Not on record

513-289-2773

CLARKSVILLE, OH 45113