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US ARMY GARRISON

Pennsylvania — Community Water System — PWSID: PA7210010

System Information

PWSIDPA7210010
System NameUS ARMY GARRISON
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeFederal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedFeb 12, 1979
Last ReportedDec 17, 2025

Location & Contact

StatePennsylvania
CityCARLISLE
ZIP Code17013
Address330 ENGINEER AVE
OrganizationUS ARMY GARRISON
Phone717-245-4811

Population & Service

Population Served1,700
Service Connections353

Drinking Water Violations (124)

This water system has 124 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 MR No Yes — 0.080 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MR No Yes — 0.080 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 TTHM MR No Yes — 0.080 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Groundwater Rule MR No No — — — Resolved Nov 30, 2024 Ground Water Rule
Nov 1, 2024 Nov 30, 2024 Groundwater Rule MR No No — — — Resolved Nov 30, 2024 Ground Water Rule
Oct 1, 2024 Dec 31, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2024 Radionuclides and Revised Rad Rule
Oct 1, 2024 Dec 31, 2024 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2024 Radionuclides and Revised Rad Rule
Aug 1, 2024 Aug 31, 2024 Groundwater Rule MR No No — — — Resolved Aug 31, 2024 Ground Water Rule
Aug 1, 2024 Aug 31, 2024 Groundwater Rule MR No No — — — Resolved Aug 31, 2024 Ground Water Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 21, 2023 Consumer Confidence Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 21, 2023 Consumer Confidence Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2021 Aug 31, 2021 Groundwater Rule MR No No — — — Archived Aug 31, 2021 Ground Water Rule
Jan 1, 2021 Dec 31, 2021 CYANIDE MR No Yes — 0.2 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Mercury MR No Yes — 0.002 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Nickel MR No Yes — — — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Chromium MR No Yes — 0.1 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Thallium, Total MR No Yes — 0.002 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Barium MR No Yes — 2 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Antimony, Total MR No Yes — 0.006 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Fluoride MR No Yes — 4.0 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Beryllium, Total MR No Yes — 0.004 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Selenium MR No Yes — 0.05 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Jan 1, 2021 Dec 31, 2021 Arsenic MR No Yes — 0.010 mg/L — Archived Dec 31, 2021 Arsenic Rule
Jan 1, 2021 Dec 31, 2021 Cadmium MR No Yes — 0.005 mg/L — Archived Dec 31, 2021 Inorganic Chemicals
Nov 1, 2020 Nov 30, 2020 Groundwater Rule MR No No — — — Resolved Nov 30, 2020 Ground Water Rule
Nov 1, 2020 Nov 30, 2020 Groundwater Rule MR No No — — — Resolved Nov 30, 2020 Ground Water Rule
Oct 1, 2020 Oct 31, 2020 Groundwater Rule MR No No — — — Resolved Oct 31, 2020 Ground Water Rule
Oct 1, 2020 Oct 31, 2020 Groundwater Rule MR No No — — — Resolved Oct 31, 2020 Ground Water Rule
Jul 1, 2020 Sep 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2020 Sep 30, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 12, 2019 — Public Notice Other No No — — — Resolved Apr 16, 2020 Public Notice Rule and Revised PN 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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