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NELSONVILLE PWS

Ohio — Community Water System — PWSID: OH0501214

System Information

PWSIDOH0501214
System NameNELSONVILLE PWS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 30, 1981
Last ReportedNov 17, 2025

Location & Contact

StateOhio
CityNELSONVILLE
ZIP Code45764
Address211 LAKE HOPE DR.
OrganizationTOLLIVER, DEVON
Phone—

Population & Service

Population Served6,656
Service Connections2,207

Drinking Water Violations (553)

This water system has 553 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MCL Yes No .091 MG/L 0.080 mg/L .08 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Jun 30, 2025 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Archived Jun 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Archived Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2024 Dec 31, 2024 TTHM MCL Yes No .099 MG/L 0.080 mg/L .08 Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .102 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .102 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .102 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MCL Yes No .102 MG/L 0.080 mg/L .08 Archived Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Archived Jun 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Archived Jun 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Archived Jun 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 Jun 30, 2024 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Archived Jun 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 25, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jun 26, 2025 Consumer Confidence Rule
Jan 25, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jun 26, 2025 Consumer Confidence Rule
Jan 25, 2024 — Consumer Confidence Rule Other No No — — — Resolved Jun 26, 2025 Consumer Confidence Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Mar 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Mar 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Mar 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — TTHM MR No No — 0.080 mg/L — Resolved Jun 26, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Mar 31, 2024 TTHM MCL Yes No .081 MG/L 0.080 mg/L .08 Archived Mar 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 17, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jun 26, 2023 Consumer Confidence Rule
Aug 17, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jun 26, 2023 Consumer Confidence Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .086 MG/L 0.080 mg/L .08 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019 Jun 30, 2019 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019 Jun 30, 2019 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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