Mining Incidents
MSHA mine register by county

Mines in Sumner County, Kansas

Sumner County, Kansas has 2 mines on MSHA's register: 2 active. 16 accidents have been reported at these mines between 1986 and 2015. Inspectors have issued 147 citations.

Every mine MSHA has registered in Sumner County, working or not, with the accident, fatality and citation record each one carries on this site. Active mines are listed first, then the rest by the weight of their record.

Abandoned and historical mine features in Sumner County →

Mines on register
2
Active
2
Fatalities on record
0
Citations issued
147
0 underground · 2 surface · 0 facilities 0 coal · 2 metal and non-metal 16 reported accidents, 1986–2015
Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Sumner County, Kansas · Population 22,386
0.1%
Mining share of county employment
$60,348
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
On the map 
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MSHA-registered mine, any status

Mines plot only where MSHA holds a surveyed coordinate for the site; mines the agency locates to a town, county or state centroid are in the counts and the list above but not drawn. Click a point for the mine's status and record.

Operators with the most mines herecurrent operator of record
Operator Mines Active Fatalities
Associated Material & Supply Co Inc 1 1 0
Cornejo & Sons LLC 1 1 0
Mines in Sumner County2 on register
  1. Oxford Sand and Gravel
    Surface metal/non-metal · Cornejo & Sons LLC · MSHA ID 1400522
    Active
  2. Plant I
    Surface metal/non-metal · Associated Material & Supply Co Inc · MSHA ID 1400519
    Active

Status, type and operator are as reported to MSHA. Fatality and accident counts are MSHA's reportable accident records for the mine; citations are inspector-issued violations on record. Each mine's own page carries the full detail.

Other counties in KansasAll counties →
How to read these numbers

The register is MSHA's Mine Data Retrieval System: every operation ever assigned a mine ID, including ones abandoned decades ago, so the count is a history of mining in the county, not a count of working mines. A mine's county is the one its operator reported to MSHA. Fatality and accident counts start with MSHA's reportable-accident records (1983 onward); citation counts are inspector-issued violations on record. We are an independent research tool, not MSHA.