H

Horntown, OK

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️41 health-based violations on record.
0
Water sources
65
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

HUGHES CO. RWD #3

PWSID:
OK3003202
Source:
Surface water
Serves:
200 people

EPA & DEP violations

HUGHES CO. RWD #3

PWSID OK300320265 violations

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106473 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2025 · 10 months ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106472 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106471 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Jun 30, 2025 · 1 year ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106470 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2025 · 1 year ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106467 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106466 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2024 · 1 year ago · Source ↗

  • Treatment technique violation — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 106468 (code 2E) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Treatment technique violation · Began Oct 17, 2024 · 1 year ago · Source ↗

  • Reporting violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106469 (code 4G) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Reporting violation · Began Oct 17, 2024 · 1 year ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106465 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2024 · 1 year ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106464 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Mar 31, 2024 · 2 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106463 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2024 · 2 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106462 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2023 · 2 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106459 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Oct 1, 2023 · 2 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106458 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jul 1, 2023 · 3 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106457 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2023 · 3 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106454 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2023 · 3 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106452 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106453 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Sep 29, 2022 · 3 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106451 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106450 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106449 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106448 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106446 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106443 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Apr 1, 2021 · 5 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106445 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106444 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106442 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Dec 30, 2020 · 5 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106441 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106440 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106439 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106438 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106437 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106436 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106435 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106432 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106430 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106431 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106428 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Sep 29, 2017 · 8 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106429 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106425 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106423 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106419 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106420 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106421 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedOpen

    EPA SDWIS violation 106422 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

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

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106415 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Sep 29, 2015 · 10 years ago · Source ↗

  • Other violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106413 (code 71) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Other violation · Began Jul 1, 2015 · 11 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106411 (code 35) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Apr 1, 2015 · 11 years ago · Source ↗

  • Other violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106410 (code 71) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Other violation · Began Jul 1, 2014 · 12 years ago · Source ↗

  • Other violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106409 (code 71) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Other violation · Began Jul 1, 2013 · 13 years ago · Source ↗

  • Other violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106407 (code 71) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Other violation · Began Jul 1, 2012 · 14 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 106297 (code 24) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Sep 1, 1997 · 28 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 71497 (code 22) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jun 1, 1997 · 29 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 82996 (code 22) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Aug 1, 1996 · 30 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 61696 (code 23) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Jun 1, 1996 · 30 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 28691 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Oct 1, 1990 · 35 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 190 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Oct 1, 1989 · 36 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 187 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jul 1, 1987 · 39 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 381 (code 03) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Sep 30, 1981 · 44 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 181 (code 03) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Aug 31, 1981 · 44 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 481 (code 04) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Jul 31, 1981 · 45 years ago · Source ↗

  • MCL exceedance — HUGHES CO. RWD #3

    high severityHealth-basedResolved

    EPA SDWIS violation 581 (code 02) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · MCL exceedance · Began Jul 31, 1981 · 45 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 281 (code 03) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Jun 30, 1981 · 45 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 56680 (code 03) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Nov 30, 1979 · 46 years ago · Source ↗

  • Monitoring violation — HUGHES CO. RWD #3

    low severityResolved

    EPA SDWIS violation 34380 (code 03) at HUGHES CO. RWD #3 (PWSID OK3003202).

    EPA SDWIS · Monitoring violation · Began Oct 31, 1979 · 46 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.