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Monroe County, Missouri: environmental and disease records

Cancer mortality in Monroe County is 166.7 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 126 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (56), NPDES wastewater discharge permit (34), Industrial wastewater discharge (16). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 20 in a million, driven mainly by formaldehyde.

Rates are age-adjusted per 100,000 people. A cancer signal is marked significant when the lower bound of its 95 percent confidence interval is above the U.S. rate. Facility counts use active federal records located inside the county boundary. Approximate county center: 39.5008, -92.0091.

How this county ranks in Missouri

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Cancer deaths and new cases versus the United States

Source: NCI and CDC State Cancer Profiles, both sexes, all ages. Sorted by the ratio of the county rate to the U.S. rate.

Cancer rates for Monroe County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Bladder	New cases	33	18.7	1.76xSignificant	21.1 to 51	2019-2023
Lung & bronchus	New cases	81	51.8	1.56xSignificant	61.7 to 106	2019-2023
Non-Hodgkin lymphoma	New cases	27.9	18.5	1.51x	16.9 to 45.1	2019-2023
Lung & bronchus	Deaths	41	30.2	1.36x	27.6 to 60.2	2020-2024
All cancer	New cases	528.3	453.4	1.17xSignificant	472.3 to 589.9	2019-2023
All cancer	Deaths	166.7	143.2	1.16x	136.6 to 202.4	2020-2024

Mortality measures versus the U.S. county median

Source: County Health Rankings, built from CDC National Vital Statistics System death records. The comparison value is the median of all U.S. counties.

Mortality measures for Monroe County
Measure	County	U.S. median	Difference	Unit
Premature death	9,786.9	9,842.6	-1%	years of life lost before age 75 per 100,000
Life expectancy	76.1	75.3	+1%	years
Child mortality	n/a	59.8	n/a	deaths under age 18 per 100,000
Infant mortality	n/a	6.2	n/a	deaths under age 1 per 1,000 live births
Injury deaths	64.6	96.9	-33%	deaths per 100,000
Drug overdose deaths	n/a	28.6	n/a	deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 20 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde17.72 per million
Carbon Tetrachloride2.94 per million
Acetaldehyde1.71 per million
Benzene0.74 per million

EPA Air Quality Index 2025

Monitored on 365 days: 343 good, 0 unhealthy for sensitive groups or worse. Median AQI 35, peak 97.

Regulated facilities, sites and hazards by type

126 active records inside the county from EPA ECHO, TRI, Superfund, Brownfields, NPDES, EIA, FAA, FRA and corrections data.

Rail grade crossing56
NPDES wastewater discharge permit34
Industrial wastewater discharge16
Air permit holder (minor source)10
Public airport3
EPA air quality monitor1
Brownfield property1
Gas station (mapped facility)1
Oil-fired power plant1
TRI reporting facility1
Toxic chemical release facility (TRI)1
Wastewater plant (mapped facility)1

Highest-severity records

The 25 records with the highest Envyrofax severity in the county, with the agency identifier to cite in a records request.

Lakeside Casting Solutions, Monroe City
TRI reporting facility.
EPA FRS registry ID 110071284171 (U.S. EPA ECHO) Agency record
Severity 4.6
Lakeside Casting Solutions, Monroe City
Toxic chemical release facility (TRI). Chemicals: Zinc (fume or dust), Aluminum (fume or dust), Copper. 99 lbs released over 5 years.
TRI facility ID 6345WLKSDC2LAKE (U.S. EPA Toxics Release Inventory)
Severity 4.5
Monroe City Wwtp, Monroe City
NPDES wastewater discharge permit.
EPA FRS registry ID 110009876679 (U.S. EPA ECHO) Agency record
Severity 4.5
Stoutsville Resort And Rv Park Llc, Stoutsville
NPDES wastewater discharge permit.
EPA FRS registry ID 110023142721 (U.S. EPA ECHO) Agency record
Severity 4.5
Monroe (Mo), Monroe City
Oil-fired power plant.
Record ID 2146 (U.S. Energy Information Administration)
Severity 4
Monroe City Pws-Monroe City - Treatment Plant, Monroe City
NPDES wastewater discharge permit.
EPA FRS registry ID 110017992289 (U.S. EPA ECHO) Agency record
Severity 3.8
Town Ranch Trailer Park Wwtf, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110009877099 (U.S. EPA ECHO) Agency record
Severity 3.3
T And S Butcher Shop, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110070938275 (U.S. EPA ECHO) Agency record
Severity 3.3
Paris Industrial Park, Paris
Brownfield property.
EPA FRS registry ID 110042779259 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Monroe City Wwtp, Monroe City
Industrial wastewater discharge. Violation Identified.
NPDES permit MO0055379: (U.S. EPA NPDES)
Severity 2.8
Lake Village Wwtf, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110006728684 (U.S. EPA ECHO) Agency record
Severity 2.8
Paris Pws, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110006728700 (U.S. EPA ECHO) Agency record
Severity 2.5
Monroe County Service Co Paris Bulk Fuel, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110011082737 (U.S. EPA ECHO) Agency record
Severity 2.3
Madison Wwtp, Madison
Industrial wastewater discharge. No Violation Identified.
NPDES permit MO0096920: (U.S. EPA NPDES)
Severity 2.2
Wilkerson Brothers Quarry Inc-Wilkerson Brothers Quarry Inc, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110012608302 (U.S. EPA ECHO) Agency record
Severity 2
White Barn Processing, Monroe City
NPDES wastewater discharge permit.
EPA FRS registry ID 110043745971 (U.S. EPA ECHO) Agency record
Severity 2
Cpt Ben Smith Airfield/Monroe City, Monroe City
Public airport. O.
Record ID K52 (FAA / U.S. DOT)
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/902706631 (OpenStreetMap contributors) Agency record
Severity 2
Lake Village Wwtf, Paris
Industrial wastewater discharge. No Violation Identified.
NPDES permit MO0101656: (U.S. EPA NPDES)
Severity 1.8
Madison Pws, Madison
NPDES wastewater discharge permit.
EPA FRS registry ID 110009711810 (U.S. EPA ECHO) Agency record
Severity 1.8
Clarence Cannon Wholesale Water Commission, Stoutsville
NPDES wastewater discharge permit.
EPA FRS registry ID 110012965336 (U.S. EPA ECHO) Agency record
Severity 1.8
Sanner Salvage, Holliday
NPDES wastewater discharge permit.
EPA FRS registry ID 110015600786 (U.S. EPA ECHO) Agency record
Severity 1.8
Mfa Oil Bulk Plant Paris, Paris
NPDES wastewater discharge permit.
EPA FRS registry ID 110032946230 (U.S. EPA ECHO) Agency record
Severity 1.8
Mfa Oil Bulk Plant Monroe City, Monroe City
NPDES wastewater discharge permit.
EPA FRS registry ID 110064269928 (U.S. EPA ECHO) Agency record
Severity 1.8
Big Larry'S Campground And Rv Park, Llc, Perry
NPDES wastewater discharge permit.
EPA FRS registry ID 110070004004 (U.S. EPA ECHO) Agency record
Severity 1.8

Correctional facilities

Prisons, jails and corrections operations with an EPA facility record, and the drinking water and wastewater compliance attached to them.

No correctional facility with an EPA record is located in this county.

Discovery / public records

Records to request for Monroe County

Missouri state cancer registry
Cancer incidence counts by census tract or ZIP code, by cancer type and year (de-identified). Any cancer cluster inquiries or investigations in Monroe County, and their findings.
Missouri vital statistics office
Death certificate counts by cause of death and residence tract or ZIP code, and the years behind the mortality measures above.
Missouri health department, environmental epidemiology
Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.
Missouri environmental agency and the U.S. EPA regional office
Compliance history, inspection reports, notices of violation, penalties and enforcement actions for each facility above, cited by EPA FRS registry ID.
Missouri drinking water program
Violation notices, sampling results and sanitary surveys for the public water systems serving the county, including any system serving a correctional facility.
Department of corrections or county sheriff
Water testing, grievances and environmental health inspections for the correctional facilities listed above.

Each Envyrofax address report includes a printable records request worksheet with the custodian and the exact request wording per finding.

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