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Review government records associated with Castle Shannon, Pennsylvania.
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Preparing Castle Shannon 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 Castle Shannon, PA from EPA SDWIS.
Pittsburgh Water & Sewer Auth
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 520,000 people
West View Water Authority
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 200,000 people
Wilkinsburg-Penn Jt Water Auth
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 125,000 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Sawmill Run
Reported: Nov 2026
Health-relevant causes: Metals (other Than Mercury)
Affected uses: Ecological
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.
Allegheny County
Assessment year: 2020
According to EPA, a cancer risk of 40-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 40 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.
Pittsburgh-Beaver Valley: Ozone
NonattainmentMarginal8-Hour Ozone (2008 Standard)
Original designation: Jul 2012
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Allegheny County
PM2.5 · PM-2.5 (2012 Standard)
Classification: Moderate
Original designation: Apr 2015
Current design value: 10.1 µg/m³ (2023-2025)
Pittsburgh-Beaver Valley
PM2.5 · PM-2.5 (2006 Standard)
Classification: Moderate
Original designation: Dec 2009
Current design value: 24 µg/m³ (2023-2025)
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Annual mean: 8.1 Micrograms/cubic meter (LC)
Observation year: 2025
Charleroi
Annual mean: 2.0 Parts per billion
Observation year: 2025
Annual mean: 14.1 Parts per billion
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
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 ECHO1 site with active cleanup or investigation status
700 Mount Lebanon Boulevard, Pittsburgh
Reported: Feb 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
No MSHA mine or extraction site records shown for this report.
Allegheny County, PA
EPA Radon Zone Map (June 2024 release)
Allegheny County is EPA Radon Zone 1 (highest potential). EPA defines Zone 1 counties as having predicted average indoor screening levels above 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). No base flood elevation determined.
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.
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Allegheny County, PennsylvaniaPop. 1,233,253
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 | 8,184 | 8,032 | 7,972 |
| Poor or Fair Health | 13.8% | 14.7% | 14.2% |
| Poor Physical Health Days | 3.3 | 3.4 | 3.3 |
| Poor Mental Health Days | 5.1 | 4.7 | 4.8 |
| Adult Smoking | 16.0% | 14.9% | 15.0% |
| Adult Obesity | 31.6% | 33.3% | 34.0% |
| Air Pollution - Particulate Matter | 14.1 | 8.5 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 8.0% | 9.4% | 9.6% |
| Life Expectancy | 77.2 | 77.3 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Castle Shannon.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 33 violations for Pittsburgh Water & Sewer Auth.
EPA drinking water records on this page list 4 violations for West View Water Authority.
EPA drinking water records on this page list 6 violations for Wilkinsburg-Penn Jt Water Auth.
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 Castle Shannon.
The monitoring station at Avalon recorded an annual average of 8.1 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Charleroi recorded an annual average of 2 Parts per billion for sulfur dioxide in 2025.
The monitoring station at Charleroi recorded an annual average of 14.1 Parts per billion for nitrogen dioxide in 2025.
Download 2025 EPA annual monitor dataCurrent air quality on AirNow
The radon data for Castle Shannon covers Allegheny County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund sites were returned for this city report.
This city report shows 1 brownfield site: Castle Shannon Housing Site.
The county data for Castle Shannon reports a life expectancy of 77.2 years in Allegheny County, Pennsylvania.
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 Castle Shannon reports 8,184 years of life lost to deaths before age 75 per 100,000 residents in Allegheny County, Pennsylvania. 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 Castle Shannon lists fine-particle pollution (PM2.5) at 14.1 micrograms per cubic meter in Allegheny County, Pennsylvania.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.