Water system
Mount Pleasant
EPA ID OH4101712 · Jefferson County · 450 people served · owned by a local government
Mount Pleasant treats its own water from Groundwater wells (1 wells).
The system's record
- Active wells
- 1
- Serves
- 450 people · Jefferson County
- EPA ID
- OH4101712
About this area's water
Did you know
- Mount Pleasant, settled in 1803, was a nationally significant Quaker settlement and hub of early Ohio abolitionism.
- In 1817, Charles Osborn founded The Philanthropist there -- reputed to be the first U.S. newspaper advocating abolition of slavery; Benjamin Lundy began publishing The Genius of Universal Emancipation in the village in…
- No source on the modern water utility's rates or treatment plant could be retrieved beyond federal SDWIS compliance records, which do show a 2020 coliform-related Treatment Technique violation.
Source: en.wikipedia.org
History5
- 1803Settled by Quaker families (including Nathan Updegraff); became a nationally significant center of early Ohio abolitionism.
- 1817Quaker Charles Osborn founded The Philanthropist in Mount Pleasant, considered the first U.S. newspaper to advocate abolition of slavery.
- 1821Benjamin Lundy began publishing The Genius of Universal Emancipation in Mount Pleasant.
- 1850Village population reached its historical peak of 755 residents.
- 2020Federal SDWIS records a health-based Treatment Technique violation under the Total Coliform Rule (compliance period roughly June-Aug. 2020, resolved by May-Aug. 2021), indicating a coliform-positive…
Source: en.wikipedia.orgdata.epa.gov
Treatment & pressure
How it is treated
Mount Pleasant treats its own water from a single groundwater well (Ohio EPA SDWIS); systems this size typically chlorinate, but the specific treatment train was not confirmed via a published CCR. Federal compliance records add a documented health-based Treatment Technique violation under the Total…
Source: data.epa.govdata.epa.govdata.epa.gov
Water pressure
Not published. Federal SDWIS's facility table is empty for this PWSID and no CCR was located.
Source: data.epa.gov
What it costs
No rate schedule, ordinance, or water-department contact information was found published online for this small Jefferson County community.
Water quality & impurities
EPA compliance record
Lead at the tap: 90th-percentile result 1.5 ppb in 2025 (action level 15 ppb).
EPA health-based violations since 2015:
- 2020Lead and Copper Rule · treatment technique violation · returned to compliance
EPA's count of 2 includes 1 repeat quarterly violation of the problems listed.
7 violations of any kind logged since 2020, 5 of them paperwork (monitoring, reporting, public notice or consumer report).
Supply stress
Not established from public sources; no drought, aquifer-depletion, or capacity data specific to Mount Pleasant's single-well system was found. Small-system capacity risk is plausible given the documented 2020 Total Coliform Rule Treatment Technique violation, but nothing further is confirmed.
Source: data.epa.gov
Sewers
Sanitary
Not determined from available public sources whether Mount Pleasant has a municipal sanitary sewer or relies on septic systems.
Storm
Not determined from available public sources.
Sourcesverified
Compiled from the utility's own reports and public records, then independently re-checked against primary sources. Little is published about this system, so details are thin.
Main supplier in 1 ZIP code
Serves
Main water supplier in 1 ZIP code
- 43939 · Mount Pleasant79% of residents
Also present in 1 more ZIP code
- 43917 · Smithfield Township and Dillonvale4% of residents
Population-weighted resident shares; a ZIP code can have more than one system on record. Recomputed from each ZIP's own system list, not from the map's cached footprint.
Buys from · Sells to
Mount Pleasant does not buy water from another system on record; it treats its own source water.
No other system is on record buying water from Mount Pleasant.
Photograph
On the map
Show this system's territory on the map — 2 ZIP codes in all.
Sources
U.S. EPA SDWIS and Community Water System Service Area Boundaries (v3, 2026), Ohio EPA primacy data, 2020 census blocks: the system serving most residents, traced through purchases to the treating utility; Ohio EPA 2023 Sewer and Water Rate Survey (Ohio State, May 2025) for household bills; Ohio EPA DEFA loan awards since 2016 for the loans paragraph · EPA SDWIS · EPA service area boundaries · Ohio EPA drinking water · Ohio EPA rate survey
Notable facts: en.wikipedia.org
History: en.wikipedia.org, data.epa.gov
Water pressure: data.epa.gov
Treatment: data.epa.gov, data.epa.gov, data.epa.gov
Supply stress: data.epa.gov