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Review government records associated with Portsmouth, Ohio.
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Preparing Portsmouth 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 Portsmouth, OH from EPA SDWIS.
Portsmouth City
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 40,475 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 Sep 2023 to Dec 2023.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
1 PFAS sample result above EPA limits
Sample period: Sep 2023
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 |
|---|---|---|---|---|
| PFOA | 0.0054 | 0.0040 | 2023-09-06 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Portsmouth 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.
Munn Run-Ohio River
Reported: Nov 2026
Health-relevant causes: Dioxins, Mercury, 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
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.
Scioto 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 designations apply to a specific pollutant and federal air quality standard (NAAQS). EPA can issue a clean-data determination while a formal designation remains in effect.
1997 Primary Annual PM2.5 Designations
Huntington-Ashland
EPA revoked the 1997 primary annual PM2.5 standard in this redesignated area.
Original designation: Apr 2005
Open data source: EPA final primary annual revocation ruleOpen data source: EPA designation statusData from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Back Road — Franklin Furnace, Ohio
Annual mean: 2.5 Parts per billion
Observation year: 2025
Annual mean: 9.6 Micrograms/cubic meter (25 C)
Observation year: 2025
East Haverhill — Portsmouth, Ohio
Annual mean: 16.2 Micrograms/cubic meter (25 C)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Osco Industries Inc Portsmouth Div
Reported: 2024
Osco Industries Inc New Boston Div
Reported: 2024
Reviewed: source query run Nov 2026
Brownfield sites are properties where redevelopment is complicated by the presence of hazardous substances.
Open data source: Search EPA ECHO3 sites with active cleanup or investigation status
5521 Gallia Street, Portsmouth
Reported: Feb 2026
600 River Avenue, New Boston
Reported: Feb 2026
515 Chillicothe St, Portsmouth
Reported: Feb 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
Release reports
Reported: Dec 2021
Data from EPA UST Finder
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Scioto County, OH
EPA Radon Zone Map (June 2024 release)
Scioto 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.
No FEMA flood-zone records shown for this report.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Scioto County, OhioPop. 72,194
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 | 16,370 | 9,394 | 7,972 |
| Poor or Fair Health | 21.4% | 15.9% | 14.2% |
| Poor Physical Health Days | 4.8 | 3.6 | 3.3 |
| Poor Mental Health Days | 5.7 | 5.5 | 4.8 |
| Adult Smoking | 27.4% | 18.8% | 15.0% |
| Adult Obesity | 47.4% | 37.9% | 34.0% |
| Air Pollution - Particulate Matter | 6.8 | 8.9 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 12.9% | 10.9% | 9.6% |
| Life Expectancy | 69.7 | 75.6 | 77.6 |
EPA testing found PFAS in water samples from Portsmouth City. Results dated Sep 6, 2023 to Dec 6, 2023 include PFOA at 0.0054 micrograms per liter and PFBS at 0.0035 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 4 violations for Portsmouth City, 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 Portsmouth.
The monitoring station at Back Road, Franklin Furnace, Ohio recorded an annual average of 2.5 Parts per billion for sulfur dioxide in 2025.
The monitoring station at Back Road, Franklin Furnace, Ohio recorded an annual average of 9.6 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at East Haverhill, Portsmouth, Ohio recorded an annual average of 16.2 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The radon data for Portsmouth covers Scioto 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 sites were returned for this city report.
This city report shows 3 brownfield sites: Buster Bi Lo; Former New Boston Coke Corporation Facility; Martings Building Portsmouth.
EPA Superfund recordsView on EPA ECHOView on EPA ECHOView on EPA ECHO
The county data for Portsmouth reports a life expectancy of 69.7 years in Scioto 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 Portsmouth reports 16,370 years of life lost to deaths before age 75 per 100,000 residents in Scioto 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 Portsmouth lists fine-particle pollution (PM2.5) at 6.8 micrograms per cubic meter in Scioto 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 Columbia Gas of Ohio Inc near Portsmouth on Jan 31, 2019. The reported release was natural gas.