Key Takeaway

Unit No. 7 is a intermittent surface mine producing Stone, located in Waunakee, Dane County, WI. It has 50 violations on record (13 S&S) and $8K in proposed penalties. Operated by Yahara Materials Inc.

Unit No. 7

Intermittent Surface Stone

Operator: Yahara Materials Inc

Controller: Larry Burcalow

Location: Waunakee, Dane County, WI

Employees: 2

50
Violations
13
S&S Violations
1
Accidents
$8K
Penalties

Recent Violations

View all 50 →
Date Section S&S Negligence Penalty
06/10/2025 56.4101 Non-S&S ModNegligence $151
06/10/2025 56.14107(a) Non-S&S ModNegligence $151
10/25/2022 56.12025 Non-S&S LowNegligence $133
03/23/2022 56.14107(a) Non-S&S ModNegligence $133
12/15/2020 56.9300(a) S&S ModNegligence $125
11/13/2019 56.15005 S&S ModNegligence $121
11/13/2019 56.11001 S&S ModNegligence $121
11/13/2019 56.20003(a) Non-S&S ModNegligence $121
11/13/2019 56.14107(a) Non-S&S ModNegligence $121
11/28/2018 56.4201(a)(1) Non-S&S ModNegligence $118
11/15/2018 56.14101(a)(2) Non-S&S HighNegligence $121
11/15/2018 56.14130(i) S&S ModNegligence $286
11/15/2018 56.14130(g) S&S ModNegligence $286
07/13/2018 56.9300(a) S&S ModNegligence $2,361
10/17/2017 56.14205 Non-S&S ModNegligence $116
07/27/2017 56.12008 Non-S&S HighNegligence $188
04/26/2016 56.12008 S&S ModNegligence $243
04/26/2016 56.12013(b) Non-S&S ModNegligence $100
10/22/2013 56.3131 Non-S&S LowNegligence $100
02/20/2013 56.15005 S&S LowNegligence $100

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
06/22/2000 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 2d lost

Inspections

View all 40 →
Begin End Hours Inspectors
03/03/2026 0.00 0
06/16/2025 06/17/2025 5.75 1
06/10/2025 06/10/2025 7.50 1
09/04/2024 09/04/2024 0.75 1
08/22/2024 08/22/2024 1.25 1
10/25/2022 10/26/2022 10.00 1
03/23/2022 03/23/2022 8.50 1
12/15/2020 12/16/2020 22.00 1
11/13/2019 11/13/2019 24.00 1
04/04/2019 04/04/2019 3.00 1

Mine Details

MSHA Mine ID4702926
Mine TypeSurface
StatusIntermittent
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates43.1883260, -89.4548420
Nearest TownWaunakee

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Frequently Asked Questions

How many MSHA violations does Unit No. 7 have?

Unit No. 7 has 50 MSHA violations on record, of which 13 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $8K.

What type of mine is Unit No. 7?

Unit No. 7 is a Surface mine producing Stone, located in Waunakee, Dane County, WI. It currently has 2 employees.

Has anyone been injured or killed at Unit No. 7?

According to MSHA records, Unit No. 7 has 1 reported accident/injury records and 0 fatalities on file.

Who operates Unit No. 7?

Unit No. 7 is operated by Yahara Materials Inc and controlled by Larry Burcalow. MSHA Mine ID: 4702926.