Summary
NORTHSTAR MATERIALS KNIFE RIVER MATERIALS has no OSHA inspection history on file. Federal records covering wage, environmental, labor relations, and other agencies are noted below where present.
The most recent federal enforcement activity was recorded 0 days ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
NORTHSTAR MATERIALS KNIFE RIVER MATERIALS appears in MSHA mine safety and NLRB labor relations records only. No matching records were found in OSHA workplace safety, WHD wage enforcement, EPA environmental compliance, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls.
OSHA workplace safety
No OSHA inspections, citations, or accidents on file for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with Occupational Safety and Health Administration →
Safety self-report (OSHA 300A)
Recordable injury rates the employer filed with OSHA’s Injury Tracking Application. DART covers cases with days away, restricted, or transferred; TRIR is the total recordable case rate.
Reported for 124 average annual employees at this establishment.
Source: OSHA ITA Form 300A (employer self-reported). Rates are per 100 full-time equivalent workers. Establishments below the ~10-FTE threshold are not required to report.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with Occupational Safety and Health Administration →
Activity timeline
Most recent federal enforcement activity recorded 0 days ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in MN — for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS, not this location alone
Mine Safety & Health Administration — citations issued at mining operations. MSHA records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other NORTHSTAR MATERIALS KNIFE RIVER MATERIALS operations in the same state.
MSHA citations
Mine Safety and Health Administration citations. S&S (significant and substantial) marks violations that could reasonably contribute to a serious injury. Negligence rating is MSHA’s operator-culpability assessment (none, low, moderate, high, or reckless disregard). Proposed = assessed at issuance; Paid = post-settlement / appeal. 100 citations · 38S&S · $38,095 proposed / $28,368 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 6427040 | Crusher #43527 Beltrami, MN | Apr 2010 | — | Yes | HighNegligence | $14,000 | $10,500 |
| 6427041 | Crusher #43527 Beltrami, MN | Apr 2010 | — | No | ModNegligence | $4,500 | $500 |
| 8947258 | Crusher #43523 Beltrami, MN | Jul 2017 | — | Yes | LowNegligence | $2,314 | $225 |
| 8946671 | Crusher #43519 Beltrami, MN | Nov 2016 | — | Yes | LowNegligence | $593 | $593 |
| 8946672 | Crusher #43519 Beltrami, MN | Nov 2016 | — | Yes | LowNegligence | $593 | $593 |
| 8848897 | Crusher #43534 Beltrami, MN | May 2021 | — | Yes | ModNegligence | $530 | $530 |
| 9481124 | Crusher #43527 Beltrami, MN | Oct 2020 | — | Yes | ModNegligence | $523 | $523 |
| 9384677 | Crusher #43519 Beltrami, MN | Nov 2018 | — | Yes | ModNegligence | $502 | $502 |
| 9481891 | Screen Plant 44540 Beltrami, MN | Oct 2021 | — | Yes | ModNegligence | $487 | $487 |
| 8848967 | Crusher #43521 Beltrami, MN | Jul 2021 | — | Yes | ModNegligence | $487 | $487 |
| 9481123 | Wash Plant 45475 Beltrami, MN | Oct 2020 | — | Yes | ModNegligence | $482 | $482 |
| 8947234 | Screen #44535 Beltrami, MN | Jul 2017 | — | Yes | ModNegligence | $453 | $453 |
| 8665285 | Crusher #43519 Beltrami, MN | Aug 2012 | — | Yes | ModNegligence | $392 | $392 |
| 6560815 | Crusher #43527 Beltrami, MN | Jun 2011 | — | Yes | ModNegligence | $392 | $392 |
| 6192278 | Crusher #43534 Beltrami, MN | May 2006 | — | Yes | ModNegligence | $305 | $305 |
| 6192279 | Crusher #43534 Beltrami, MN | May 2006 | — | Yes | ModNegligence | $247 | $247 |
| 8947415 | Crusher #43523 Beltrami, MN | Oct 2017 | — | Yes | ModNegligence | $220 | $220 |
| 8946638 | Crusher #43527 Beltrami, MN | Oct 2016 | — | Yes | ModNegligence | $220 | $220 |
| 8946643 | Crusher #43527 Beltrami, MN | Oct 2016 | — | Yes | ModNegligence | $216 | $216 |
| 9385835 | Screen Plant 44540 Beltrami, MN | May 2019 | — | Yes | ModNegligence | $214 | $214 |
| 6194074 | Crusher #43523 Beltrami, MN | Oct 2007 | — | Yes | ModNegligence | $190 | $190 |
| 7939433 | Crusher #43519 Beltrami, MN | Jul 2005 | — | Yes | ModNegligence | $177 | $177 |
| 8740727 | Crusher #43523 Beltrami, MN | Nov 2013 | — | No | ModNegligence | $176 | $100 |
| 8665286 | Crusher #43519 Beltrami, MN | Aug 2012 | — | Yes | ModNegligence | $176 | $176 |
| 6552580 | Crusher #43534 Beltrami, MN | Aug 2010 | — | Yes | ModNegligence | $176 | $176 |
| 8683239 | Wash Screw #45708 Beltrami, MN | Aug 2012 | — | Yes | LowNegligence | $162 | $162 |
| 6560822 | Screen #44535 Beltrami, MN | Jun 2011 | — | No | ModNegligence | $162 | $100 |
| 5115034 | Wash Plant 45475 Beltrami, MN | Jul 2025 | — | No | LowNegligence | $151 | $151 |
| 8947413 | Crusher #43523 Beltrami, MN | Oct 2017 | — | Yes | ModNegligence | $148 | $148 |
| 6155099 | Crusher #43316 Beltrami, MN | Nov 2024 | — | No | LowNegligence | $147 | $147 |
| 9484870 | Crusher #43316 Beltrami, MN | Aug 2024 | — | No | ModNegligence | $147 | $147 |
| 9484869 | Crusher #43316 Beltrami, MN | Aug 2024 | — | No | LowNegligence | $147 | $147 |
| 9484865 | Crusher #43523 Beltrami, MN | Aug 2024 | — | No | LowNegligence | $147 | $147 |
| 8888790 | Wash Screw #45723 Beltrami, MN | Jun 2024 | — | No | ModNegligence | $147 | $147 |
| 8888789 | Wash Screw #45723 Beltrami, MN | Jun 2024 | — | No | ModNegligence | $147 | $147 |
| 8888788 | Wash Screw #45723 Beltrami, MN | Jun 2024 | — | No | LowNegligence | $147 | $147 |
| 8946673 | Crusher #43519 Beltrami, MN | Nov 2016 | — | Yes | ModNegligence | $145 | $145 |
| 7939432 | Crusher #43519 Beltrami, MN | Jul 2005 | — | Yes | ModNegligence | $144 | $144 |
| 9624343 | Crusher #43534 Beltrami, MN | Apr 2023 | — | No | ModNegligence | $143 | $143 |
| 9385186 | Crusher #43527 Beltrami, MN | Nov 2019 | — | Yes | ModNegligence | $142 | $142 |
| 9625247 | Wash Screw #45708 Beltrami, MN | Oct 2022 | — | No | ModNegligence | $133 | $133 |
| 6407685 | Crusher #43534 Beltrami, MN | May 2008 | — | Yes | ModNegligence | $127 | $127 |
| 6193677 | Screen Plant 44540 Beltrami, MN | May 2007 | — | Yes | ModNegligence | $127 | $127 |
| 9481903 | Crusher #43316 Beltrami, MN | Nov 2021 | — | No | LowNegligence | $125 | $125 |
| 9481890 | Screen #44535 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 9481889 | Screen #44535 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 9481888 | Screen #44535 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 9481887 | Screen #44535 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 9481886 | Crusher #43523 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 9481885 | Crusher #43523 Beltrami, MN | Oct 2021 | — | No | LowNegligence | $125 | $125 |
| 9481884 | Crusher #43523 Beltrami, MN | Oct 2021 | — | No | ModNegligence | $125 | $125 |
| 8848968 | Screen #44535 Beltrami, MN | Jul 2021 | — | No | ModNegligence | $125 | $125 |
| 8848966 | Crusher #43521 Beltrami, MN | Jul 2021 | — | No | ModNegligence | $125 | $125 |
| 8848965 | Crusher #43521 Beltrami, MN | Jul 2021 | — | No | ModNegligence | $125 | $125 |
| 8848964 | Crusher #43521 Beltrami, MN | Jul 2021 | — | No | ModNegligence | $125 | $125 |
| 8848963 | Crusher #43521 Beltrami, MN | Jul 2021 | — | No | ModNegligence | $125 | $125 |
| 8848922 | Wash Screw #45708 Beltrami, MN | May 2021 | — | No | LowNegligence | $125 | $125 |
| 8848896 | Crusher #43534 Beltrami, MN | May 2021 | — | No | LowNegligence | $125 | $125 |
| 6192254 | Wash Plant 45475 Beltrami, MN | Apr 2006 | — | Yes | ModNegligence | $124 | $124 |
| 6164472 | Crusher #43534 Beltrami, MN | Mar 2004 | — | Yes | ModNegligence | $124 | $124 |
| 6164463 | Crusher #43523 Beltrami, MN | Mar 2004 | — | Yes | ModNegligence | $124 | $124 |
| 6164462 | Crusher #43523 Beltrami, MN | Mar 2004 | — | Yes | ModNegligence | $124 | $124 |
| 9481142 | Crusher #43316 Beltrami, MN | Nov 2020 | — | No | ModNegligence | $123 | $123 |
| 9481141 | Crusher #43316 Beltrami, MN | Nov 2020 | — | No | ModNegligence | $123 | $123 |
| 9481122 | Wash Plant 45475 Beltrami, MN | Oct 2020 | — | No | LowNegligence | $123 | $123 |
| 9480757 | Wash Plant 45475 Beltrami, MN | Jun 2020 | — | No | ModNegligence | $123 | $123 |
| 9480756 | Wash Screw #45708 Beltrami, MN | Jun 2020 | — | No | ModNegligence | $123 | $123 |
| 9480755 | Wash Screw #45708 Beltrami, MN | Jun 2020 | — | No | ModNegligence | $123 | $123 |
| 9480739 | Wash Screw #45723 Beltrami, MN | May 2020 | — | No | ModNegligence | $123 | $123 |
| 9480738 | Wash Screw #45723 Beltrami, MN | May 2020 | — | No | ModNegligence | $123 | $123 |
| 9385184 | Crusher #43534 Beltrami, MN | Nov 2019 | — | No | LowNegligence | $121 | $121 |
| 9385176 | Crusher #43519 Beltrami, MN | Oct 2019 | — | No | LowNegligence | $121 | $121 |
| 9385876 | Crusher #43534 Beltrami, MN | Sep 2019 | — | No | ModNegligence | $121 | $121 |
| 9385848 | Crusher #43527 Beltrami, MN | Jun 2019 | — | No | LowNegligence | $121 | $121 |
| 9385847 | Crusher #43527 Beltrami, MN | Jun 2019 | — | No | LowNegligence | $121 | $121 |
| 9385846 | Crusher #43527 Beltrami, MN | Jun 2019 | — | No | ModNegligence | $121 | $121 |
| 9385837 | Crusher #43521 Beltrami, MN | May 2019 | — | No | LowNegligence | $121 | $121 |
| 9385836 | Screen #44535 Beltrami, MN | May 2019 | — | No | ModNegligence | $121 | $121 |
| 9384423 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | LowNegligence | $121 | $121 |
| 9384422 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | ModNegligence | $121 | $121 |
| 9384419 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | ModNegligence | $121 | $121 |
| 9384418 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | LowNegligence | $121 | $121 |
| 9384678 | Crusher #43534 Beltrami, MN | Nov 2018 | — | No | ModNegligence | $118 | $118 |
| 9384676 | Crusher #43519 Beltrami, MN | Nov 2018 | — | No | LowNegligence | $118 | $118 |
| 9384675 | Crusher #43523 Beltrami, MN | Nov 2018 | — | No | ModNegligence | $118 | $118 |
| 9384436 | Crusher #43316 Beltrami, MN | Aug 2018 | — | No | ModNegligence | $118 | $118 |
| 9384435 | Crusher #43316 Beltrami, MN | Aug 2018 | — | No | ModNegligence | $118 | $118 |
| 9384434 | Crusher #43316 Beltrami, MN | Aug 2018 | — | No | LowNegligence | $118 | $118 |
| 9384417 | Crusher #43517 Beltrami, MN | Jul 2018 | — | No | LowNegligence | $118 | $118 |
| 9384421 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | LowNegligence | $118 | $118 |
| 9384420 | Crusher #43519 Beltrami, MN | Jul 2018 | — | No | LowNegligence | $118 | $118 |
| 8888878 | Crusher #43534 Beltrami, MN | Nov 2015 | — | Yes | ModNegligence | $117 | $117 |
| 8847749 | Crusher #43523 Beltrami, MN | Nov 2014 | — | Yes | ModNegligence | $117 | $117 |
| 8847807 | Crusher #43517 Beltrami, MN | Aug 2014 | — | Yes | ModNegligence | $117 | $117 |
| 6193730 | Crusher #43521 Beltrami, MN | Jun 2007 | — | Yes | ModNegligence | $117 | $117 |
| 8947440 | Crusher #43519 Beltrami, MN | Nov 2017 | — | No | LowNegligence | $116 | $116 |
| 8947416 | Crusher #43534 Beltrami, MN | Oct 2017 | — | No | ModNegligence | $116 | $116 |
| 8947414 | Crusher #43523 Beltrami, MN | Oct 2017 | — | No | ModNegligence | $116 | $116 |
| 8947404 | Crusher #43527 Beltrami, MN | Oct 2017 | — | No | ModNegligence | $116 | $116 |
| 8892023 | Crusher #43523 Beltrami, MN | Sep 2017 | — | No | ModNegligence | $116 | $116 |
Source: MSHA citation database. “Contractor” annotations indicate the cited party was on-site at the mine but not the mine’s operator -- responsibility attaches to the contractor LLC, not the mine’s owner. Section codes reference 30 CFR (the Mine Safety and Health regulations).
Labor relations (NLRB)
Company-level in MN — for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS, not this location alone
National Labor Relations Board — unfair labor practice charges and union representation cases. The NLRB records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other NORTHSTAR MATERIALS KNIFE RIVER MATERIALS locations in the same state.
NLRB cases
National Labor Relations Board cases involving this employer. Includes unfair labor practice (ULP) filings and representation election proceedings. NLRB enforcement is process-driven; no per-case monetary penalty is assessed (remedies are case-by-case backpay orders, posting requirements, election re-runs, etc.). 1 case · 1 representation
| Case number | Type | Filed | Closed | Status | Region |
|---|---|---|---|---|---|
| 18-RC-146826 | Representation election | Feb 2015 | Apr 2015 | Closed | Region 18, Minneapolis, Minnesota |
Source: NLRB case files. Rows shown are those the agency has published. Region numbers (1–31) correspond to NLRB's geographic offices.
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for NORTHSTAR MATERIALS KNIFE RIVER MATERIALS. Verify directly with UVA Corporate Prosecution Registry →
In the news
Related searches
- Employers in MNState-wide enforcement data
About this data
This profile aggregates federal enforcement records on NORTHSTAR MATERIALS KNIFE RIVER MATERIALS from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is NORTHSTAR MATERIALS KNIFE RIVER MATERIALS's OSHA violation history?
- NORTHSTAR MATERIALS KNIFE RIVER MATERIALS has no OSHA inspections on record.