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Review government records associated with Niles, Ohio.
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Preparing Niles environmental records...
Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Niles, OH from EPA SDWIS.
Niles City Pws
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 21,961 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records; EPA samples shown are from Jul 2024 to May 2025.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
3 PFAS sample results above EPA limits
Sample period: Jul 2024 to May 2025
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFOS | 0.0090 | 0.0040 | 2024-10-02 | Yes |
| PFOS | 0.0059 | 0.0040 | 2024-07-31 | Yes |
| PFOS | 0.0046 | 0.0040 | 2025-05-01 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Niles drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Lower Mosquito Creek
Reported: Nov 2026
Health-relevant causes: Pathogens, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Fishconsumption, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Trumbull County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designates an area as nonattainment when air quality does not meet federal health-based standards (NAAQS) for a specific pollutant.
Historical designations under the revoked 1997 ozone standard
These records describe historical designations. EPA revoked the 1997 ozone standard on April 6, 2015.
Youngstown-Warren-Sharon Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Maintenance (NAAQS revoked) · Former Subpart 1
Original designation: Jun 2004
Open data source: EPA final revocation ruleContinuing requirements have not been verified for this area.
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Farrell
Annual mean: 0.044 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Annual mean: 6.9 Micrograms/cubic meter (LC)
Observation year: 2025
Girard WWTP
Annual mean: 10.7 Micrograms/cubic meter (25 C)
Observation year: 2025
Data from EPA AQS
Facilities regulated under the Clean Air Act. CAA HPV flags indicate serious noncompliance such as exceeding emission limits.
Air Violations
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Cleveland Steel Container - Ni Les
Reported: 2024
Rmi Titanium Co LLC
Reported: 2024
Sharon Tube Co Niles Plant
Reported: 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
Facilities with hazardous-waste handler records under RCRA in the reviewed 5-mile city-center search area. Active handler status is separate from air, water, or other ECHO compliance violations, which are shown in their own sections.
Active RCRA handler records in the reviewed city search area
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Trumbull County, OH
EPA Radon Zone Map (June 2024 release)
Trumbull County is EPA Radon Zone 2 (moderate potential). EPA defines Zone 2 counties as having predicted average indoor screening levels between 2 pCi/L and 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain) with base flood elevation.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
No EPA ECHO RMP facility records with a usable location matched this city report.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
Recent Incidents (last 5 years)
DOMINION ENERGY OHIO
Incident date: Dec 29, 2022
Property damage: $200
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Trumbull County, OhioPop. 200,643
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 11,500 | 9,394 | 7,972 |
| Poor or Fair Health | 18.6% | 15.9% | 14.2% |
| Poor Physical Health Days | 4.5 | 3.6 | 3.3 |
| Poor Mental Health Days | 5.5 | 5.5 | 4.8 |
| Adult Smoking | 22.6% | 18.8% | 15.0% |
| Adult Obesity | 41.9% | 37.9% | 34.0% |
| Air Pollution - Particulate Matter | 7.4 | 8.9 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 11.9% | 10.9% | 9.6% |
| Life Expectancy | 74.0 | 75.6 | 77.6 |
EPA testing found PFAS in water samples from Niles City Pws. Results dated Jul 31, 2024 to May 1, 2025 include PFOS at 0.0046 to 0.009 micrograms per liter and PFBA at 0.0059 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 5 violations for Niles City Pws, including 3 marked active.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Niles.
The monitoring station at Farrell recorded an annual average of 0.044 Parts per million for ozone in 2025.
The monitoring station at Farrell recorded an annual average of 6.9 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Girard Wwtp recorded an annual average of 10.7 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The radon data for Niles covers Trumbull County. EPA places this area in Zone 2, with a predicted average indoor radon screening level of 2 to 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Niles reports a life expectancy of 74.0 years in Trumbull County, Ohio.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Niles reports 11,500 years of life lost to deaths before age 75 per 100,000 residents in Trumbull County, Ohio. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Niles lists fine-particle pollution (PM2.5) at 7.4 micrograms per cubic meter in Trumbull County, Ohio.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Dominion Energy Ohio near Niles on Dec 29, 2022. The reported release was natural gas.