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Review government records associated with Grain Valley, Missouri.
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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 Grain Valley, MO from EPA SDWIS.
Grain Valley Pws
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 16,000 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 PFASNo health-relevant impairment records shown among the assessment records in this report.
Reviewed: source records as of 2026
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.
Jackson 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
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
29-095-0018 — Kansas City, Missouri
Annual mean: 30.7 Micrograms/cubic meter (25 C)
Observation year: 2025
29-095-0043 — Kansas City, Missouri
Annual mean: 0.3 Parts per million
Observation year: 2025
Annual mean: 20.1 Parts per billion
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.
Alstom Signaling LLC
Reported: 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
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.
Jackson County, MO
EPA Radon Zone Map (June 2024 release)
Jackson 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) 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.
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Jackson County, MissouriPop. 716,531
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 | 10,326 | 9,478 | 7,972 |
| Poor or Fair Health | 17.9% | 16.4% | 14.2% |
| Poor Physical Health Days | 3.8 | 3.7 | 3.3 |
| Poor Mental Health Days | 5.5 | 5.2 | 4.8 |
| Adult Smoking | 17.9% | 18.1% | 15.0% |
| Adult Obesity | 38.6% | 37.6% | 34.0% |
| Air Pollution - Particulate Matter | 9.6 | 7.6 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 11.0% | 9.9% | 9.6% |
| Life Expectancy | 75.5 | 75.8 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Grain Valley.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 2 violations for Grain Valley Pws.
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 Grain Valley.
The monitoring station at 29-095-0018, Kansas City, Missouri recorded an annual average of 30.7 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at 29-095-0043, Kansas City, Missouri recorded an annual average of 0.3 Parts per million for carbon monoxide in 2025.
The monitoring station at 29-095-0043, Kansas City, Missouri recorded an annual average of 20.1 Parts per billion for nitrogen dioxide in 2025.
The radon data for Grain Valley covers Jackson County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Grain Valley reports a life expectancy of 75.5 years in Jackson County, Missouri.
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 Grain Valley reports 10,326 years of life lost to deaths before age 75 per 100,000 residents in Jackson County, Missouri. 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 Grain Valley lists fine-particle pollution (PM2.5) at 9.6 micrograms per cubic meter in Jackson County, Missouri.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.