N

Nicholson, PA

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️2 health-based violations on record.
0
Water sources
53
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

MOUNTAIN WATER ASSN

PWSID:
PA5260032
Source:
Surface water
Serves:
3,856 people

EPA & DEP violations

MOUNTAIN WATER ASSN

PWSID PA526003253 violations

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2603070 (code 31) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Nov 1, 2025 · 10 months ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2519994 (code 31) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2507792 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2507793 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Other violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2427779 (code 71) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2414156 (code 31) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2334569 (code 31) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Aug 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2320647 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2338345 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2338346 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2338347 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2338348 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2262367 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2262368 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2339729 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Other violation — MOUNTAIN WATER ASSN

    low severityOpen

    EPA SDWIS violation 2128837 (code 75) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Other violation · Began Sep 9, 2021 · 5 years ago · Source ↗

  • Treatment technique violation — MOUNTAIN WATER ASSN

    high severityHealth-basedResolved

    EPA SDWIS violation 2128835 (code 2B) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Treatment technique violation · Began Jul 30, 2021 · 5 years ago · Source ↗

  • Reporting violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2128836 (code 4F) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Reporting violation · Began Jul 30, 2021 · 5 years ago · Source ↗

  • MCL exceedance — MOUNTAIN WATER ASSN

    high severityHealth-basedResolved

    EPA SDWIS violation 2125711 (code 1A) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Other violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2112633 (code 75) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Other violation · Began Jan 11, 2021 · 5 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2001469 (code 36) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2001471 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1916175 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009838 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009839 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009840 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009841 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009842 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009843 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009844 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009845 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009846 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009847 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009848 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009849 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009850 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009851 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009852 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009853 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009854 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009855 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009856 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 2009857 (code 03) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2019 · 7 years ago · Source ↗

  • Other violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1727482 (code 71) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1714419 (code 3A) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Jan 1, 2017 · 9 years ago · Source ↗

  • Reporting violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1643085 (code 4B) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Reporting violation · Began Sep 1, 2016 · 10 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1643086 (code 36) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2016 · 10 years ago · Source ↗

  • Reporting violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1638018 (code 4B) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Reporting violation · Began Aug 1, 2016 · 10 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1638019 (code 36) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Monitoring violation · Began Aug 1, 2016 · 10 years ago · Source ↗

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1643083 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Monitoring violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 1643084 (code 27) at MOUNTAIN WATER ASSN (PWSID PA5260032).

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

  • Other violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 0806909 (code 75) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Other violation · Began Feb 10, 2008 · 18 years ago · Source ↗

  • Other violation — MOUNTAIN WATER ASSN

    low severityResolved

    EPA SDWIS violation 0536336 (code 71) at MOUNTAIN WATER ASSN (PWSID PA5260032).

    EPA SDWIS · Other violation · Began Jul 1, 2005 · 21 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.