West Virginia · drinking water · SDWIS through latest publish

Mountain Top Psd Water Quality — Mount Storm, West Virginia

PWSID WV3301205 · Surface waterMunicipal

2,117 people served. 7 health-based SDWIS violations recorded in the past 5 years. 50 remain unresolved. Last cited 1 year ago.

ALL SDWIS VIOLATIONS · 20202026 (annual count)
Bar chart of annual values from 2020 to 2026, in violations. Most recent year (2026): 0 violations.26 violations'20'21'22'23'24'25'260 violations
Anomaly engine

Active signals

UNRESOLVED VIOLATION · SDWIS VIOLATION

Contaminant 0300

Unresolved Long Term 1 Enhanced SWTR violation cited in 2025 (contaminant 0300).

EPA SDWIS record

UNRESOLVED VIOLATION · SDWIS VIOLATION

Contaminant 0300

Unresolved Long Term 1 Enhanced SWTR violation cited in 2025 (contaminant 0300).

EPA SDWIS record

UNRESOLVED VIOLATION · SDWIS VIOLATION

Contaminant 7500

Unresolved Volatile Organic Chemical Rule violation cited in 2025 (contaminant 7500).

EPA SDWIS record

UNRESOLVED VIOLATION · SDWIS VIOLATION

Bromate

Unresolved Disinfectants and Disinfection Byproducts (Stage 2) violation cited in 2025 (bromate).

EPA SDWIS record

Most-cited contaminants

What This Utility Gets Cited For

  • Contaminant 50006 citations
  • Contaminant 75004 citations
  • Total Trihalomethanes (TTHM)4 citations
  • Contaminant 19274 citations
  • Contaminant 03003 citations
  • Contaminant 20372 citations
Violation history

What's On The SDWIS Record

Health-based violations exceed an MCL or treatment-technique standard. Monitoring violations are reporting failures with no measured exceedance — they tell you the system isn't fully transparent, not that the water is unsafe today.

MONITORING · CONTAMINANT 0300UNRESOLVED

2025 · Contaminant 0300 · Long Term 1 Enhanced SWTR

Failure to monitor as scheduled

CONTAMINANT CODE 0300

HEALTH-BASED · CONTAMINANT 0300UNRESOLVED

2025 · Contaminant 0300 · Long Term 1 Enhanced SWTR

Treatment technique violation

CONTAMINANT CODE 0300

HEALTH-BASED · CONTAMINANT 0300

2025 · Contaminant 0300 · Long Term 1 Enhanced SWTR

Treatment technique violation; returned to compliance

CONTAMINANT CODE 0300

OTHER · CONTAMINANT 7000

2025 · Contaminant 7000 · Phase I/II/V Synthetic Organic Chemical Rules

OTHER; returned to compliance

CONTAMINANT CODE 7000

OTHER · CONTAMINANT 7500UNRESOLVED

2025 · Contaminant 7500 · Volatile Organic Chemical Rule

OTHER

CONTAMINANT CODE 7500

HEALTH-BASED · BROMATEUNRESOLVED

2025 · Bromate · Disinfectants and Disinfection Byproducts (Stage 2)

Treatment technique violation

CONTAMINANT CODE 2920

HEALTH-BASED · TOTAL TRIHALOMETHANES (TTHM)UNRESOLVED

2024 · Total Trihalomethanes (TTHM) · Total Trihalomethanes Rule

Maximum contaminant level exceeded

CONTAMINANT CODE 2950

HEALTH-BASED · TOTAL TRIHALOMETHANES (TTHM)

2024 · Total Trihalomethanes (TTHM) · Total Trihalomethanes Rule

Maximum contaminant level exceeded; returned to compliance

CONTAMINANT CODE 2950

HEALTH-BASED · TOTAL TRIHALOMETHANES (TTHM)UNRESOLVED

2024 · Total Trihalomethanes (TTHM) · Total Trihalomethanes Rule

Maximum contaminant level exceeded

CONTAMINANT CODE 2950

HEALTH-BASED · TOTAL TRIHALOMETHANES (TTHM)UNRESOLVED

2024 · Total Trihalomethanes (TTHM) · Total Trihalomethanes Rule

Maximum contaminant level exceeded

CONTAMINANT CODE 2950

OTHER · CONTAMINANT 7500

2024 · Contaminant 7500 · Volatile Organic Chemical Rule

OTHER; returned to compliance

CONTAMINANT CODE 7500

OTHER · CONTAMINANT 7500

2024 · Contaminant 7500 · Volatile Organic Chemical Rule

OTHER; returned to compliance

CONTAMINANT CODE 7500

OTHER · CONTAMINANT 7500

2024 · Contaminant 7500 · Volatile Organic Chemical Rule

OTHER; returned to compliance

CONTAMINANT CODE 7500

MONITORING · CONTAMINANT 5000UNRESOLVED

2023 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · CONTAMINANT 5000UNRESOLVED

2023 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · CONTAMINANT 1927UNRESOLVED

2023 · Contaminant 1927 · Lead and Copper Rule

Failure to monitor as scheduled

CONTAMINANT CODE 1927

MONITORING · CONTAMINANT 1927

2023 · Contaminant 1927 · Lead and Copper Rule

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 1927

MONITORING · CONTAMINANT 1927UNRESOLVED

2023 · Contaminant 1927 · Lead and Copper Rule

Failure to monitor as scheduled

CONTAMINANT CODE 1927

MONITORING · CONTAMINANT 1927UNRESOLVED

2023 · Contaminant 1927 · Lead and Copper Rule

Failure to monitor as scheduled

CONTAMINANT CODE 1927

MONITORING · CONTAMINANT 5000UNRESOLVED

2023 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · CONTAMINANT 2037UNRESOLVED

2023 · Contaminant 2037 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2037

MONITORING · CARBOFURANUNRESOLVED

2023 · Carbofuran · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2306

MONITORING · CONTAMINANT 2067UNRESOLVED

2023 · Contaminant 2067 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2067

MONITORING · CONTAMINANT 2042UNRESOLVED

2023 · Contaminant 2042 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2042

MONITORING · METHOXYCHLORUNRESOLVED

2023 · Methoxychlor · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2015

MONITORING · 2,4,5-TP (SILVEX)UNRESOLVED

2023 · 2,4,5-TP (Silvex) · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2065

MONITORING · LINDANEUNRESOLVED

2023 · Lindane · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2010

MONITORING · CONTAMINANT 2035UNRESOLVED

2023 · Contaminant 2035 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2035

MONITORING · 2,4-DUNRESOLVED

2023 · 2,4-D · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2050

MONITORING · CONTAMINANT 2051UNRESOLVED

2023 · Contaminant 2051 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2051

MONITORING · CONTAMINANT 2039UNRESOLVED

2023 · Contaminant 2039 · Nitrate/Nitrite

Failure to monitor as scheduled

CONTAMINANT CODE 2039

MONITORING · CONTAMINANT 5000UNRESOLVED

2022 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · CONTAMINANT 5000UNRESOLVED

2022 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · CHROMIUMUNRESOLVED

2021 · Chromium · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 1020

MONITORING · CHROMIUM

2021 · Chromium · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 1020

MONITORING · CONTAMINANT 1925UNRESOLVED

2021 · Contaminant 1925 · Lead and Copper Rule

Failure to monitor as scheduled

CONTAMINANT CODE 1925

MONITORING · CONTAMINANT 1925

2021 · Contaminant 1925 · Lead and Copper Rule

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 1925

MONITORING · CONTAMINANT 5000UNRESOLVED

2021 · Contaminant 5000 · Phase I/II/V Inorganic Chemical Rules

Failure to monitor as scheduled

CONTAMINANT CODE 5000

MONITORING · XYLENES (TOTAL)UNRESOLVED

2021 · Xylenes (total) · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2378

MONITORING · BENZENEUNRESOLVED

2021 · Benzene · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2380

MONITORING · CONTAMINANT 2955UNRESOLVED

2021 · Contaminant 2955 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2955

MONITORING · CONTAMINANT 2964UNRESOLVED

2021 · Contaminant 2964 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2964

MONITORING · CONTAMINANT 2968UNRESOLVED

2021 · Contaminant 2968 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2968

MONITORING · CONTAMINANT 2969UNRESOLVED

2021 · Contaminant 2969 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2969

MONITORING · CONTAMINANT 2976UNRESOLVED

2021 · Contaminant 2976 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2976

MONITORING · CONTAMINANT 2977UNRESOLVED

2021 · Contaminant 2977 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2977

MONITORING · CONTAMINANT 2979UNRESOLVED

2021 · Contaminant 2979 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2979

MONITORING · METHYL TERT-BUTYL ETHER (MTBE)UNRESOLVED

2021 · Methyl tert-butyl ether (MTBE) · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2980

MONITORING · CONTAMINANT 2981UNRESOLVED

2021 · Contaminant 2981 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2981

MONITORING · CONTAMINANT 2982UNRESOLVED

2021 · Contaminant 2982 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2982

MONITORING · CONTAMINANT 2983UNRESOLVED

2021 · Contaminant 2983 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2983

MONITORING · CONTAMINANT 2984UNRESOLVED

2021 · Contaminant 2984 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2984

MONITORING · CONTAMINANT 2985UNRESOLVED

2021 · Contaminant 2985 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2985

MONITORING · CONTAMINANT 2987UNRESOLVED

2021 · Contaminant 2987 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2987

MONITORING · CONTAMINANT 2989UNRESOLVED

2021 · Contaminant 2989 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2989

MONITORING · CONTAMINANT 2990UNRESOLVED

2021 · Contaminant 2990 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2990

MONITORING · CONTAMINANT 2991UNRESOLVED

2021 · Contaminant 2991 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2991

MONITORING · CONTAMINANT 2992UNRESOLVED

2021 · Contaminant 2992 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2992

MONITORING · CONTAMINANT 2996UNRESOLVED

2021 · Contaminant 2996 · Arsenic Rule

Failure to monitor as scheduled

CONTAMINANT CODE 2996

MONITORING · LINDANE

2020 · Lindane · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2010

MONITORING · METHOXYCHLOR

2020 · Methoxychlor · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2015

MONITORING · CONTAMINANT 2035

2020 · Contaminant 2035 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2035

MONITORING · CONTAMINANT 2036

2020 · Contaminant 2036 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2036

MONITORING · CONTAMINANT 2037

2020 · Contaminant 2037 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2037

MONITORING · CONTAMINANT 2039

2020 · Contaminant 2039 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2039

MONITORING · CONTAMINANT 2040

2020 · Contaminant 2040 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2040

MONITORING · CONTAMINANT 2042

2020 · Contaminant 2042 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2042

MONITORING · CONTAMINANT 2046

2020 · Contaminant 2046 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2046

MONITORING · 2,4-D

2020 · 2,4-D · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2050

MONITORING · CONTAMINANT 2051

2020 · Contaminant 2051 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2051

MONITORING · 2,4,5-TP (SILVEX)

2020 · 2,4,5-TP (Silvex) · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2065

MONITORING · CONTAMINANT 2067

2020 · Contaminant 2067 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2067

MONITORING · ALACHLOR

2020 · Alachlor · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2105

MONITORING · CARBOFURAN

2020 · Carbofuran · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2306

MONITORING · TRICHLOROETHYLENE (TCE)

2020 · Trichloroethylene (TCE) · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2383

MONITORING · CONTAMINANT 2959

2020 · Contaminant 2959 · Nitrate/Nitrite

Failure to monitor as scheduled; returned to compliance

CONTAMINANT CODE 2959

Equity context · ACS 2018-2022 · USEPA-clone EJ disparity

Who Drinks This Water

Grant County, West Virginia (utility's served county per SDWIS GEOGRAPHIC_AREA — city-level not yet matched): a service population of 11,034. Local disparity score for pm2.5 (fine particulate) sits well below the reference (2). Why we surface this →

POPULATION SHARE
11.7%

Low-income

POPULATION SHARE
4.4%

People of color

POPULATION SHARE
5.5%

Under age 5

POPULATION SHARE
24.3%

Over age 64

NATIONAL PERCENTILE · vs all US block groups (population-weighted; ranked against the national EJScreen indicator distribution)

  • PM2.5 (fine particulate)Health riskFine inhalable particles 2.5 micrometers or smaller. They travel deep into the lungs and into the bloodstream — linked to asthma, heart disease, stroke, and premature death.2below the national median
  • OzoneHealth riskGround-level ozone (smog) inflames the airways. Even short exposures trigger asthma attacks and worsen chronic lung and heart disease.7below the national median
  • Nitrogen dioxide (NO₂)Health riskA tailpipe and combustion gas. Concentrates near busy roads and industrial sites; raises risk of airway inflammation, asthma, and lower respiratory infections in children.12below the national median
  • Diesel particulateHealth riskSoot from diesel engines (trucks, trains, ports, construction). EPA classifies it as a likely human carcinogen and a major driver of childhood asthma near freight corridors.3below the national median
  • Toxic releases (RSEI)Health riskEPA's Risk-Screening Environmental Indicators score — weights TRI chemical releases by toxicity, where they go, and how many people are nearby. Higher means greater modeled cancer and chronic-health risk.28below the national median
  • Traffic proximityHealth riskPopulation-weighted distance to high-volume roads. Living close to heavy traffic raises exposure to PM2.5, NO₂, and diesel exhaust — and the cardiovascular and asthma risks that follow.2below the national median
  • Lead-paint risk (pre-1960 housing)Health riskShare of housing built before 1960, when lead-based paint was common. Dust from deteriorating paint is the leading cause of childhood lead poisoning, which permanently impairs cognitive development.59near the national median
  • Superfund site proximityHealth riskPopulation-weighted distance to NPL Superfund sites — the most contaminated waste sites in the country. Nearby groundwater, soil, and air can carry industrial solvents, metals, and other long-lived contaminants.56near the national median
  • RMP-facility proximityHealth riskDistance to facilities holding chemicals at quantities large enough to require an EPA Risk Management Plan (refineries, fertilizer plants, etc.). These pose acute exposure risk during accidental releases.28below the national median
  • Hazardous-waste site proximityHealth riskDistance to RCRA hazardous-waste handlers (treatment, storage, disposal facilities). Indicates potential exposure to industrial chemicals in air, soil, and groundwater.14below the national median
  • Underground storage tanksHealth riskDensity of underground tanks (gasoline, heating oil, industrial fluids). Leaking tanks are a leading source of benzene and other volatile organic compounds in groundwater drinking-water supplies.55near the national median
  • NPDES wastewater proximityHealth riskDistance to permitted industrial wastewater dischargers. Closer proximity raises exposure to pollutants released into surface waters used for fishing, recreation, and downstream drinking-water intakes.86in the highest 20% nationally
  • Drinking-water non-complianceHealth riskEPA score for public water systems with health-based Safe Drinking Water Act violations. Higher means more residents on systems that recently exceeded safe limits for contaminants like lead, arsenic, or nitrate.92in the highest 10% nationally
EJ disparity scores · service-area block groups (100 = national reference; higher = greater disparate burden)
IndicatorDisparity scoreReading
PM2.5 (fine particulate)2well below the reference
Ozone25well below the reference
Nitrogen dioxide (NO₂)13well below the reference
Diesel particulate3well below the reference
Toxic releases (RSEI)21well below the reference
Traffic proximity1well below the reference
Lead-paint risk (pre-1960 housing)41well below the reference
Superfund site proximity0well below the reference
RMP-facility proximity11well below the reference
Hazardous-waste site proximity0well below the reference
Underground storage tanks33well below the reference
NPDES wastewater proximity64below the reference
Drinking-water non-compliance77below the reference

Source: Census ACS 2018-2022 (5-year) + USEPA-clone EJ blockgroup stats (raw indicators + EJ disparity mirror).

Source. EPA Safe Drinking Water Information System · retrieved 2026-05-07. Reporting period 2020-01-012026-05-07.

What this is not. SDWIS records compliance against federal MCLs — not a direct readout of tap-water concentrations. Active health-based violations are not the same as a current crisis; we link to the EPA record so you can verify return-to-compliance status before forming a conclusion.