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Data / Mines / Wisconsin / Sauk County

Mines in Sauk County, Wisconsin: 20 open mines

Updated November 6, 2026. Source: US Department of Labor, Mine Safety and Health Administration (MSHA), Open Government Data Sets.

MSHA lists 20 open mines in Sauk County, Wisconsin, run by 3 operators and employing 49 people. Since January 1, 2022 its inspectors issued 23 citations and orders there with $3,745 in proposed penalties, and operators reported 10 injury or illness cases. The operators with the most open mines are River City Stone Division Of Mathy Construction Co; Bindl Bauer Limestone of Spring Green Inc; Scott Construction Inc. Data from MSHA, November 6, 2026.

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Open mines
20
Operators
3
Employees
49
Intermittent
14
Active
6
Citations and orders since January 1, 2022
23
Significant and substantial
2 (8.7%)
Closure orders
0
High negligence or reckless
0
Proposed penalties
$3,745
Amount paid so far
$3,208
Inspections
119
Inspector hours on site
495
Citations per inspection
0.19 (all mines 2.30)
Accident reports
10
Injury and illness cases
10
Fatalities
0
Latest MSHA record
October 19, 2026

Operators with the most open mines in Sauk County, Wisconsin

Ranked by open mines, then by citations. Sole proprietors and individuals are not listed.

OperatorOpen minesEmployeesCitations since 2022Proposed penaltiesInjury cases
River City Stone Division Of Mathy Construction Co174315$2,56710
Bindl Bauer Limestone of Spring Green Inc247$1,0310
Scott Construction Inc121$1470

Operators with the most citations in Sauk County, Wisconsin

Citations and orders issued since January 1, 2022 at their open mines here.

OperatorOpen minesEmployeesCitations since 2022Proposed penaltiesInjury cases
River City Stone Division Of Mathy Construction Co174315$2,56710
Bindl Bauer Limestone of Spring Green Inc247$1,0310
Scott Construction Inc121$1470

Mines with the most citations

Open mines, ranked by citations and orders since January 1, 2022.

MineOperatorCountyMain commodityEmployeesCitations since 2022
Plant #69River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone26
Plant #43River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone35
Bauers PlantBindl Bauer Limestone of Spring Green IncSauk County, WICrushed, broken limestone25
Plant 2Bindl Bauer Limestone of Spring Green IncSauk County, WICrushed, broken limestone22
Plant #42River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone31
Plant #13River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone21
Plant #46River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone21
Jackson QuarryScott Construction IncSauk County, WIConstruction sand and gravel21
Plant #70River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone11
Plant #48River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone40
Plant #45River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone40
Plant #44River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone30
Plant #41River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone30
Plant #12River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone30
Plant #86River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone30
Plant #94River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone20
Plant #24River City Stone Division Of Mathy Construction CoSauk County, WIConstruction sand and gravel20
Plant #72River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone20
Plant #99River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone20
Plant #85River City Stone Division Of Mathy Construction CoSauk County, WICrushed, broken limestone20

Main commodities

Main commodityOpen minesShare
Crushed, broken limestone1890%
Construction sand and gravel210%

Citations and injury cases by year

Calendar years since 2022; 2026 runs to the date of the MSHA files.

YearCitations and ordersSignificant and substantialProposed penaltiesInjury and illness cases
202251$1,0953
202351$7152
202470$1,0290
202510$1513
202650$7552

Standards cited most at mines in Sauk County, Wisconsin

Sections of Title 30 of the Code of Federal Regulations named on the citations, with the part each belongs to.

StandardWhat the part coversCitations
30 CFR 56.14107Surface metal and nonmetal mines5
30 CFR 50.30Reporting of accidents, injuries and illnesses5
30 CFR 56.14100Surface metal and nonmetal mines2
30 CFR 56.12006Surface metal and nonmetal mines1
30 CFR 56.3131Surface metal and nonmetal mines1
30 CFR 56.14207Surface metal and nonmetal mines1
30 CFR 56.20003Surface metal and nonmetal mines1
30 CFR 56.12032Surface metal and nonmetal mines1
30 CFR 56.12008Surface metal and nonmetal mines1
30 CFR 56.12028Surface metal and nonmetal mines1
30 CFR 56.18002Surface metal and nonmetal mines1
30 CFR 46.9Training at sand, gravel and surface stone mines1
30 CFR 56.12025Surface metal and nonmetal mines1
30 CFR 56.1000Surface metal and nonmetal mines1

Injury and illness cases at mines in Sauk County, Wisconsin

Accident reports by degree of injury, as the operator reported them to MSHA.

DegreeCases
Days away from work or restricted activity6
No lost time, or an occupational illness4

What the accident reports at mines in Sauk County, Wisconsin describe

Accident classification, as MSHA codes the circumstances that contributed most directly.

ClassificationReports
Handtools (nonpowered)3
Slip or fall of person2
Handling of materials2
Machinery2
Other1

Equipment named in accident reports at mines in Sauk County, Wisconsin

EquipmentReports
Hand tools (not powered)3
Hand tools (powered)2

US government work, public domain. Counts come from the MSHA files published on November 6, 2026. An open mine is one MSHA lists as Active, Intermittent, New Mine, Temporarily Idled or NonProducing; 13,673 were open that day. Citations, penalties, inspections and accident reports run from January 1, 2022. A citation is an inspector's allegation and an operator can contest it; the penalty is the amount MSHA first proposed, before any contest or settlement. An operator is the legal entity MSHA assesses, and a parent company is its controller. Mines run by sole proprietors or by individuals are counted in every total and are not named. This page uses MSHA data and is not endorsed or certified by MSHA. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.