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MONTGOMERY WATER AUTHORITY

Pennsylvania — Community Water System — PWSID: PA4410161

System Information

PWSIDPA4410161
System NameMONTGOMERY WATER AUTHORITY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedFeb 12, 1979
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityMONTGOMERY
ZIP Code17752
Address35 S MAIN ST
OrganizationMONTGOMERY WATER AUTHORITY
Phone570-547-1671

Population & Service

Population Served2,700
Service Connections813

Drinking Water Violations (407)

This water system has 407 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, 2024 Sep 30, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Sep 30, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2025 Consumer Confidence Rule
Oct 1, 2023 Oct 31, 2023 Groundwater Rule TT Yes No — — — Resolved Oct 31, 2023 Ground Water Rule
Oct 1, 2023 Oct 31, 2023 Groundwater Rule TT Yes No — — — Resolved Oct 31, 2023 Ground Water Rule
Oct 1, 2023 Oct 31, 2023 Groundwater Rule TT Yes No — — — Resolved Oct 31, 2023 Ground Water Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2025 Consumer Confidence Rule
Oct 1, 2023 Oct 31, 2023 Groundwater Rule TT Yes No — — — Resolved Oct 31, 2023 Ground Water Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2025 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2025 Consumer Confidence Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 11, 2023 — Public Notice Other No No — — — Resolved Apr 27, 2023 Public Notice Rule and Revised PN Rule
Jan 1, 2023 Mar 31, 2023 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Jan 1, 2023 Mar 31, 2023 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Mar 31, 2023 Synthetic Organic Chemicals
Dec 1, 2022 Dec 31, 2022 Groundwater Rule MR No No — — — Resolved Dec 31, 2022 Ground Water Rule
Dec 1, 2022 Dec 31, 2022 Groundwater Rule MR No No — — — Resolved Dec 31, 2022 Ground Water Rule
Nov 1, 2022 Nov 30, 2022 Groundwater Rule MR No No — — — Resolved Nov 30, 2022 Ground Water Rule
Nov 1, 2022 Nov 30, 2022 Groundwater Rule MR No No — — — Resolved Nov 30, 2022 Ground Water Rule
Jun 1, 2022 Jun 30, 2022 Groundwater Rule MR No Yes — — — Resolved Jun 30, 2022 Ground Water Rule
Jun 1, 2022 Jun 30, 2022 Groundwater Rule MR No Yes — — — Resolved Jun 30, 2022 Ground Water Rule
Jun 1, 2022 Jun 30, 2022 Groundwater Rule MR No Yes — — — Resolved Jun 30, 2022 Ground Water Rule
Jun 1, 2022 Jun 30, 2022 Groundwater Rule MR No Yes — — — Resolved Jun 30, 2022 Ground Water Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-226 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-226 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-226 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-226 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad Rule
Oct 1, 2021 Dec 31, 2021 Radium-228 MR No Yes — — — Resolved Dec 31, 2021 Radionuclides and Revised Rad 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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