M

Mason, TX

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️83 health-based violations on record.
0
Water sources
114
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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Reported illness & cancer claims

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Self-reported issues

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Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

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Public water systems

CITY OF MASON

PWSID:
TX1600001
Source:
Ground water
Serves:
2,228 people

EPA & DEP violations

CITY OF MASON

PWSID TX1600001114 violations

  • Monitoring violation — CITY OF MASON

    low severityOpen

    EPA SDWIS violation 90067807 (code 66) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2025 · 8 months ago · Source ↗

  • Other violation — CITY OF MASON

    low severityOpen

    EPA SDWIS violation 90067803 (code 72) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jul 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityOpen

    EPA SDWIS violation 90067792 (code 34) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Nov 27, 2024 · 1 year ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityOpen

    EPA SDWIS violation 90067783 (code 3A) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began May 1, 2024 · 2 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067779 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2022 · 3 years ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067777 (code 53) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2022 · 4 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067776 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2022 · 4 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067775 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2022 · 4 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067773 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2021 · 4 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067767 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067769 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067765 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067766 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067758 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067759 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067741 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2020 · 5 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067742 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2020 · 5 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067729 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Aug 6, 2020 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067730 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Aug 6, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067735 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067736 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2020 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067723 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 4, 2020 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067724 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 4, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067725 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067726 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2020 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067712 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Mar 20, 2020 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067713 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Mar 20, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067717 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2020 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067718 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2020 · 6 years ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067707 (code 3A) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Dec 1, 2019 · 6 years ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067702 (code 3A) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Nov 1, 2019 · 6 years ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067699 (code 3A) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2019 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067708 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2019 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067709 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2019 · 6 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067682 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Sep 26, 2019 · 6 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067697 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067698 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067683 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067684 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2019 · 7 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067673 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Mar 8, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067676 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067677 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2019 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067671 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2018 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067672 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2018 · 7 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067657 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2018 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067658 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2018 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067651 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2018 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067652 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2018 · 8 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067633 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jan 25, 2018 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067642 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2018 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067643 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Monitoring violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067628 (code 66) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2017 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067629 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2017 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067630 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2017 · 8 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067626 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2017 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067627 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2017 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067621 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2017 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067623 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2017 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067609 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2017 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067611 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2017 · 9 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067591 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Dec 12, 2016 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067589 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2016 · 9 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067590 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2016 · 9 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067573 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Aug 5, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067578 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067579 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067567 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067569 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067560 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedOpen

    EPA SDWIS violation 90067561 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067554 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2015 · 10 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067555 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2015 · 10 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067536 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Aug 27, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067547 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067548 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067537 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067538 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067530 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067531 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2015 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067522 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2014 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067523 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2014 · 11 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067517 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2014 · 12 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067518 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2014 · 12 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067511 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2014 · 12 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067504 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2014 · 12 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067500 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2013 · 12 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067496 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2013 · 13 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067492 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2013 · 13 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067487 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2013 · 13 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067481 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2012 · 13 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067473 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2012 · 14 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067467 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 27, 2012 · 14 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067468 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 27, 2012 · 14 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067469 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 27, 2012 · 14 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067470 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jun 27, 2012 · 14 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067464 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2012 · 14 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067460 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2012 · 14 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067442 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2011 · 14 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067443 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2011 · 15 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067447 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2011 · 15 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067448 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2011 · 15 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067437 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2010 · 15 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067603 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Oct 1, 2010 · 15 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067436 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2010 · 16 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067601 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jul 1, 2010 · 16 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067602 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jul 1, 2010 · 16 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067435 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2010 · 16 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067599 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Apr 1, 2010 · 16 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067600 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Apr 1, 2010 · 16 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067434 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2010 · 16 years ago · Source ↗

  • Other violation — CITY OF MASON

    low severityResolved

    EPA SDWIS violation 90067598 (code 75) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · Other violation · Began Jan 1, 2010 · 16 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90067429 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2009 · 16 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90066890 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2009 · 17 years ago · Source ↗

  • MCL exceedance — CITY OF MASON

    high severityHealth-basedResolved

    EPA SDWIS violation 90066888 (code 02) at CITY OF MASON (PWSID TX1600001).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2009 · 17 years ago · Source ↗

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