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HARRIS COUNTY MUD 189

Texas — Community Water System — PWSID: TX1011809

System Information

PWSIDTX1011809
System NameHARRIS COUNTY MUD 189
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerYes
First ReportedJan 19, 1983
Last ReportedJan 6, 2026

Location & Contact

StateTexas
CityHOUSTON
ZIP Code77010-3095
Address1301 MCKINNEY ST STE 5100
OrganizationCONE, DERWOOD
Phone713-651-5151

Population & Service

Population Served6,906
Service Connections2,302

Drinking Water Violations (62)

This water system has 62 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
Jan 1, 2019 Dec 31, 2021 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Simazine MR No Yes — 0.004 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Atrazine MR No Yes — 0.003 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Endrin MR No Yes — 0.002 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Pentachlorophenol MR No Yes — 0.001 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Toxaphene MR No Yes — 0.003 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Methoxychlor MR No Yes — 0.04 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Heptachlor MR No Yes — 0.0004 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Chlordane MR No Yes — 0.002 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 BHC-GAMMA MR No Yes — 0.0002 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Archived Dec 31, 2021 Synthetic Organic Chemicals
Jan 1, 2019 Dec 31, 2021 LASSO MR No Yes — — — Archived Dec 31, 2021 Synthetic Organic Chemicals
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 3, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 3, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 3, 2016 Lead and Copper Rule
Oct 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved Oct 3, 2016 Lead and Copper Rule
Feb 13, 2015 — Public Notice Other No No — — — Resolved Dec 29, 2015 Public Notice Rule and Revised PN Rule
Feb 13, 2015 — Public Notice Other No No — — — Resolved Dec 29, 2015 Public Notice Rule and Revised PN Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2015 Lead and Copper Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2015 Lead and Copper Rule
Oct 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2015 Lead and Copper Rule
Sep 26, 2014 — Public Notice Other No No — — — Resolved Sep 24, 2014 Public Notice Rule and Revised PN Rule
Sep 26, 2014 — Public Notice Other No No — — — Resolved Sep 24, 2014 Public Notice Rule and Revised PN Rule
Apr 1, 2014 Jun 30, 2014 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L 15 Resolved Jun 30, 2014 Radionuclides and Revised Rad Rule
Apr 1, 2014 Jun 30, 2014 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L 15 Resolved Jun 30, 2014 Radionuclides and Revised Rad Rule
Apr 1, 2014 Jun 30, 2014 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L 15 Resolved Jun 30, 2014 Radionuclides and Revised Rad Rule
Apr 1, 2014 Jun 30, 2014 Gross Alpha, Excl. Radon and U MCL Yes No 16 PCI/L 15 pCi/L 15 Resolved Jun 30, 2014 Radionuclides and Revised Rad Rule
Oct 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2015 Lead and Copper Rule
Oct 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved Oct 2, 2015 Lead and Copper Rule
Oct 1, 2010 Dec 31, 2010 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Oct 1, 2010 Dec 31, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Uranium MR No Yes — 30 ug/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Jul 1, 2010 Sep 30, 2010 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Sep 30, 2010 Radionuclides and Revised Rad Rule
Apr 1, 2008 Jun 30, 2008 Gross Alpha, Excl. Radon and U MCL Yes No 17 PCI/L 15 pCi/L — Resolved Jun 30, 2008 Radionuclides and Revised Rad Rule
Apr 1, 2008 Jun 30, 2008 Gross Alpha, Excl. Radon and U MCL Yes No 17 PCI/L 15 pCi/L — Resolved Jun 30, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Gross Alpha, Excl. Radon and U MCL Yes No 17 PCI/L 15 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Gross Alpha, Excl. Radon and U MCL Yes No 17 PCI/L 15 pCi/L — Resolved Mar 31, 2008 Radionuclides and Revised Rad Rule
Jan 1, 2008 Mar 31, 2008 Gross Alpha, Excl. Radon and U MCL Yes No 17 PCI/L 15 pCi/L — Resolved Mar 31, 2008 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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