Key Takeaway

Ottawa Plant is a active surface mine producing Stone, located in Ottawa, Putnam County, OH. It has 112 violations on record (30 S&S) and $20K in proposed penalties. Operated by The National Lime and Stone Company.

Ottawa Plant

Active Surface Stone

Operator: The National Lime and Stone Company

Controller: National Lime & Stone Co.

Location: Ottawa, Putnam County, OH

Employees: 4

112
Violations
30
S&S Violations
8
Accidents
$20K
Penalties

Recent Violations

View all 112 →
Date Section S&S Negligence Penalty
12/03/2025 56.16005 Non-S&S ModNegligence $151
12/03/2025 47.44(b) Non-S&S ModNegligence $151
03/18/2025 56.4201(a)(2) Non-S&S ModNegligence $151
03/18/2025 56.14112(a)(1) Non-S&S LowNegligence $151
08/13/2024 56.12028 Non-S&S ModNegligence $147
08/12/2024 56.12018 Non-S&S ModNegligence $147
08/12/2024 56.14112(a)(1) Non-S&S ModNegligence $147
08/12/2024 56.14107(a) Non-S&S ModNegligence $147
06/07/2024 50.20(a) Non-S&S ModNegligence $151
09/01/2023 56.9301 S&S ModNegligence $518
04/20/2022 56.12028 Non-S&S ModNegligence $133
04/19/2022 56.4101 Non-S&S ModNegligence $133
04/19/2022 56.12032 Non-S&S ModNegligence $133
04/19/2022 56.14112(b) Non-S&S ModNegligence $133
01/06/2021 56.4201(a)(2) Non-S&S ModNegligence $125
03/03/2020 56.16005 Non-S&S LowNegligence $123
03/03/2020 56.16006 Non-S&S LowNegligence $123
07/31/2019 56.12018 Non-S&S LowNegligence $121
07/31/2019 56.14107(a) Non-S&S LowNegligence $121
03/14/2019 56.15005 S&S ModNegligence $768

Accidents & Injuries

View all 8 →
Date Classification Injury Days Lost
05/20/2024 HANDTOOLS (NONPOWERED) DYS AWY FRM WRK & RESTRCTD ACT 242d lost, 149d restricted
09/22/2020 HANDLING OF MATERIALS ALL OTHER CASES (INCL 1ST AID) None
09/13/2010 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 28d lost
12/24/2008 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
07/31/2007 OTHER NO DYS AWY FRM WRK,NO RSTR ACT None
01/05/2005 SLIP OR FALL OF PERSON ALL OTHER CASES (INCL 1ST AID) None
08/26/2003 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 3d restricted
03/27/2000 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 1d lost

Inspections

View all 60 →
Begin End Hours Inspectors
12/03/2025 12/03/2025 12.00 1
03/18/2025 03/19/2025 21.00 1
01/06/2025 01/07/2025 10.75 1
08/12/2024 08/14/2024 18.50 1
02/07/2024 02/07/2024 8.25 1
08/31/2023 09/01/2023 6.75 1
04/19/2022 04/21/2022 33.50 1
08/24/2021 08/24/2021 3.75 1
01/06/2021 01/06/2021 13.00 1
08/10/2020 08/10/2020 6.75 1

Mine Details

MSHA Mine ID3300145
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees4
Days/Week5.0
Hours/Shift10.0
Coordinates40.9922220, -83.9977780
Nearest TownOttawa

Frequently Asked Questions

How many MSHA violations does Ottawa Plant have?

Ottawa Plant has 112 MSHA violations on record, of which 30 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $20K.

What type of mine is Ottawa Plant?

Ottawa Plant is a Surface mine producing Stone, located in Ottawa, Putnam County, OH. It currently has 4 employees.

Has anyone been injured or killed at Ottawa Plant?

According to MSHA records, Ottawa Plant has 8 reported accident/injury records and 0 fatalities on file.

Who operates Ottawa Plant?

Ottawa Plant is operated by The National Lime and Stone Company and controlled by National Lime & Stone Co.. MSHA Mine ID: 3300145.