This employer's most recent OSHA inspection was in 1976. This data may not reflect current safety conditions.

Noble Drilling Corp Rig E551 Safety Record

Grassy Butte, ND

D

Historical grade based on past OSHA records. This employer has not been inspected in over 10 years.

Last inspected 12/16/1976

Based on public OSHA records. How is this calculated? · Data updated March 2026

According to OSHA enforcement records, Noble Drilling Corp Rig E551 in Grassy Butte, North Dakota has 4 workplace safety violations across 1 inspection, with 0 classified as serious and $0 in total penalties. Safety grade: D (above-average violations).

Noble Drilling Corp Rig E551, located in Grassy Butte, North Dakota, was last inspected by OSHA in 1976. While this employer's safety record is based on historical data that may not reflect current workplace conditions, the OSHA enforcement history remains part of the public record.

OSHA's enforcement records are maintained by the U.S. Department of Labor and cover workplace inspections dating back to the 1970s. An employer's safety grade is calculated using a weighted formula that accounts for the severity of violations — willful violations carry the highest weight (5x), followed by repeat (4x), serious (3x), and other (1x) violations per inspection. Learn more about how safety grades are calculated.

4 Violations
1 Inspections
0 Serious
$0 Penalties
Other-than-Serious?
4 ($0)
1926.0500 OSHA Standard
1 citation
1926.0450 OSHA Standard
1 citation
1926.0151 OSHA Standard
1 citation
1926.0150 OSHA Standard
1 citation
DateTypeLocationViolationsPenalties
12/16/1976 Planned? Grassy Butte, ND 4 $0

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