H

Hydro, OK

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️9 health-based violations on record.
0
Water sources
44
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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Reported illness & cancer claims

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Public water systems

HYDRO PWA

PWSID:
OK2000812
Source:
Ground water
Serves:
1,060 people

EPA & DEP violations

HYDRO PWA

PWSID OK200081244 violations

  • Monitoring violation — HYDRO PWA

    low severityOpen

    EPA SDWIS violation 144989 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Sep 19, 2025 · 10 months ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144988 (code 27) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2025 · 11 months ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityOpen

    EPA SDWIS violation 144987 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144984 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Dec 20, 2024 · 1 year ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144983 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Treatment technique violation — HYDRO PWA

    high severityHealth-basedOpen

    EPA SDWIS violation 144985 (code 2E) at HYDRO PWA (PWSID OK2000812).

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

  • Reporting violation — HYDRO PWA

    low severityOpen

    EPA SDWIS violation 144986 (code 4G) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144982 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Sep 21, 2024 · 1 year ago · Source ↗

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144979 (code 71) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Other violation · Began Jul 1, 2024 · 2 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144981 (code 3A) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144980 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144978 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Oct 20, 2023 · 2 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144977 (code 27) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2023 · 2 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144976 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Jul 27, 2023 · 3 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144906 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144897 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Aug 21, 2021 · 4 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144896 (code 3A) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144893 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began May 21, 2021 · 5 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144892 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144895 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144890 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Mar 18, 2021 · 5 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144888 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144889 (code 03) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144891 (code 27) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144901 (code 03) at HYDRO PWA (PWSID OK2000812).

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

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144886 (code 34) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Nov 20, 2020 · 5 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144887 (code 03) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2020 · 5 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144879 (code 3A) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Mar 1, 2020 · 6 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144878 (code 27) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2020 · 6 years ago · Source ↗

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144870 (code 71) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Other violation · Began Jul 1, 2017 · 9 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144865 (code 52) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2016 · 9 years ago · Source ↗

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144864 (code 71) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Other violation · Began Jul 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 144862 (code 01) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 144863 (code 01) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 144861 (code 01) at HYDRO PWA (PWSID OK2000812).

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

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144860 (code 71) at HYDRO PWA (PWSID OK2000812).

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

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144859 (code 71) at HYDRO PWA (PWSID OK2000812).

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

  • Other violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 144814 (code 71) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Other violation · Began Jul 1, 2011 · 15 years ago · Source ↗

  • Monitoring violation — HYDRO PWA

    low severityResolved

    EPA SDWIS violation 139494 (code 51) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · Monitoring violation · Began Jan 1, 1994 · 32 years ago · Source ↗

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 587 (code 02) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 487 (code 02) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 387 (code 02) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 287 (code 02) at HYDRO PWA (PWSID OK2000812).

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

  • MCL exceedance — HYDRO PWA

    high severityHealth-basedResolved

    EPA SDWIS violation 187 (code 02) at HYDRO PWA (PWSID OK2000812).

    EPA SDWIS · MCL exceedance · Began Dec 1, 1986 · 39 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.