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TOWN OF OAKLAND

Maryland — Community Water System — PWSID: MD0110008

System Information

PWSIDMD0110008
System NameTOWN OF OAKLAND
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedJan 21, 1982
Last ReportedDec 3, 2025

Location & Contact

StateMaryland
CityOAKLAND
ZIP Code21550
AddressOAKLAND WATER DEPARTMENT
OrganizationKEEFER, DEAN
Phone301-334-3836

Population & Service

Population Served1,850
Service Connections1,150

Drinking Water Violations (42)

This water system has 42 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
Feb 1, 2019 Feb 28, 2019 Cryptosporidium MR No No — — — Resolved Feb 28, 2019 Long Term 2 Enhanced Surface Water Treatment Rule
Oct 1, 2016 Dec 31, 2016 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Dec 31, 2016 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Dec 31, 2016 CARBON, TOTAL MR No Yes — TT — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 Total Haloacetic Acids (HAA5) MCL Yes No 86.97 UG/L 0.060 mg/L 60 Resolved Mar 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2012 Dec 31, 2012 Total Haloacetic Acids (HAA5) MCL Yes No 87.33 UG/L 0.060 mg/L 60 Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No 91.58 UG/L 0.060 mg/L 60 Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MCL Yes No 84.05 UG/L 0.060 mg/L 60 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MCL Yes No 153.77 UG/L 0.080 mg/L 80 Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 TTHM MCL Yes No 133 UG/L 0.080 mg/L 80 Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 Total Haloacetic Acids (HAA5) MCL Yes No 64.04 UG/L 0.060 mg/L 60 Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 Total Haloacetic Acids (HAA5) MCL Yes No 64.04 UG/L 0.060 mg/L 60 Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 TTHM MCL Yes No 132.54 UG/L 0.080 mg/L 80 Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 TTHM MCL Yes No 132.54 UG/L 0.080 mg/L 80 Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Sep 30, 2011 TTHM MCL Yes No 156 UG/L 0.080 mg/L 80 Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2011 May 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2011 Total Coliform Rule
May 1, 2011 May 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2011 Total Coliform Rule
Apr 1, 2011 Jun 30, 2011 Total Haloacetic Acids (HAA5) MCL Yes No 89 UG/L 0.060 mg/L 60 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No 140.21 UG/L 0.080 mg/L 80 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MCL Yes No 147 UG/L 0.080 mg/L 80 Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 TTHM MCL Yes No 149 UG/L 0.080 mg/L 80 Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Total Haloacetic Acids (HAA5) MCL Yes No 86.9 UG/L 0.060 mg/L 60 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Total Haloacetic Acids (HAA5) MCL Yes No 86.9 UG/L 0.060 mg/L 60 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2010 Jun 30, 2010 Total Haloacetic Acids (HAA5) MCL Yes No 72 UG/L 0.060 mg/L 60 Resolved Jun 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Dec 31, 2009 Total Haloacetic Acids (HAA5) MCL Yes No 64 UG/L 0.060 mg/L 60 Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Dec 31, 2009 Total Haloacetic Acids (HAA5) MCL Yes No 64 UG/L 0.060 mg/L 60 Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2009 Dec 31, 2009 TTHM MCL Yes No 109 UG/L 0.080 mg/L 80 Resolved Dec 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Total Haloacetic Acids (HAA5) MCL Yes No 68 UG/L 0.060 mg/L 60 Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 Total Haloacetic Acids (HAA5) MCL Yes No 68 UG/L 0.060 mg/L 60 Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2009 Sep 30, 2009 TTHM MCL Yes No 103 UG/L 0.080 mg/L 80 Resolved Sep 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 Total Haloacetic Acids (HAA5) MCL Yes No 84 UG/L 0.060 mg/L 60 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No 88 UG/L 0.080 mg/L 80 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 84.01 UG/L 0.080 mg/L 80 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 84.01 UG/L 0.080 mg/L 80 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 TTHM MCL Yes No 84.01 UG/L 0.080 mg/L 80 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 Total Haloacetic Acids (HAA5) MCL Yes No 85 UG/L 0.060 mg/L 60 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Dec 31, 2008 Total Haloacetic Acids (HAA5) MCL Yes No 85 UG/L 0.060 mg/L 60 Resolved Dec 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 Total Haloacetic Acids (HAA5) MCL Yes No 84 UG/L 0.060 mg/L 60 Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 Total Haloacetic Acids (HAA5) MCL Yes No 108.16 UG/L 0.060 mg/L 60 Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2007 Dec 31, 2007 Total Haloacetic Acids (HAA5) MCL Yes No 99 UG/L 0.060 mg/L 60 Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2007 Dec 31, 2007 TTHM MCL Yes No 125 UG/L 0.080 mg/L 80 Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2007 Jun 30, 2007 Total Haloacetic Acids (HAA5) MCL Yes No 84 UG/L 0.060 mg/L 60 Resolved Jun 30, 2007 Stage 1 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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