HILLSDALE

Michigan — Community Water System — PWSID: MI0003170

System Information

PWSIDMI0003170
System NameHILLSDALE
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 3, 1981
Last ReportedDec 18, 2025

Location & Contact

StateMichigan
CityHILLSDALE
ZIP Code49242
Address45 MONROE ST
OrganizationMACKIE, DAVID
Phone517-437-6444

Population & Service

Population Served8,163
Service Connections4,016

Drinking Water Violations (17)

This water system has 17 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
Apr 1, 2022 Jun 30, 2022 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .098 MG/L 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .098 MG/L 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .098 MG/L 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MCL Yes No .098 MG/L 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Total Haloacetic Acids (HAA5) MCL Yes No .066 MG/L 0.060 mg/L .06 Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2017 Jan 31, 2018 TTHM MR No Yes 0.080 mg/L Resolved Jan 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2017 Jan 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jan 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2017 Jan 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jan 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2017 Jan 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jan 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2017 Jan 31, 2018 TTHM MR No Yes 0.080 mg/L Resolved Jan 31, 2018 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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