Mining Incidents
MSHA mine register by county

Mines in Osage County, Kansas

Osage County, Kansas has 11 mines on MSHA's register: 1 active, 1 intermittent, 9 abandoned. 1 miner has died and 44 accidents have been reported at these mines between 1991 and 2022. Inspectors have issued 242 citations.

Every mine MSHA has registered in Osage 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 Osage County →

Mines on register
11
Active
1
Fatalities on record
1
Citations issued
242
0 underground · 11 surface · 0 facilities 0 coal · 11 metal and non-metal 1 intermittent 9 abandoned 44 reported accidents, 1991–2022
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.
Osage County, Kansas · Population 15,780
0.2%
Mining share of county employment
$70,216
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
N R Hamm Quarry Inc 3 0 0
Killough Quarries Inc 2 0 0
Martin Marietta Aggregates 2 0 0
Harshman Construction L L C 1 1 1
Blacktop Construction Company Inc 1 0 0
C & M Quarry 1 0 0
Mid-States Materials, LLC 1 0 0
Mines in Osage County11 on register
  1. PLANT 2
    Surface metal/non-metal · Harshman Construction L L C · MSHA ID 1401537
    Active
  2. Plummer Creek Quarry
    Surface metal/non-metal · Mid-States Materials, LLC · MSHA ID 1401630
    Intermittent
  3. MELVERN QUARRY #349
    Surface metal/non-metal · Martin Marietta Aggregates · MSHA ID 1401548
    Abandoned
  4. C & M QUARRY
    Surface metal/non-metal · C & M Quarry · MSHA ID 1401603
    Abandoned
  5. Blacktop Pomona Quarry & Mill
    Surface metal/non-metal · Blacktop Construction Company Inc · MSHA ID 1401318
    Abandoned
  6. Evertson Quarry
    Surface metal/non-metal · N R Hamm Quarry Inc · MSHA ID 1400948
    Abandoned
  7. Farnsworth Quarry
    Surface metal/non-metal · Martin Marietta Aggregates · MSHA ID 1400840
    Abandoned
  8. Lieber-Plage Quarry
    Surface metal/non-metal · N R Hamm Quarry Inc · MSHA ID 1401256
    Abandoned
  9. Pierce Quarry
    Surface metal/non-metal · N R Hamm Quarry Inc · MSHA ID 1400833
    Abandoned
  10. Pomona Quarry And Mill
    Surface metal/non-metal · Killough Quarries Inc · MSHA ID 1400805
    Abandoned
  11. Pomona Quarry And Mill
    Surface metal/non-metal · Killough Quarries Inc · MSHA ID 1401290
    Abandoned

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.