Sound Drilling LLC (USDOT 3321377)
1 caution found.
- DOT number
- USDOT 3321377
- Operating authority
- Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now.
- Insurance on file
- No active liability (BIPD) insurance on file with FMCSA.
- Safety rating
- No published safety rating
- Fleet on file
- 21 power units, 33 drivers
- Operation type
- Intrastate Non-Hazmat
- Physical address
- 24499 E STATE ST, SEDRO WOOLLEY, WA 98284-8309
- MCS-150 last filed
- 2025-12
Findings
- Vehicle OOS rate above national average (Caution): 73.33% vehicle OOS over 15 inspections. More than 3× the national average of 22.87%
Frequently asked questions
What carrier is DOT 3321377?
DOT 3321377 (USDOT 3321377) is Sound Drilling LLC, an intrastate non-hazmat motor carrier.
What is Sound Drilling LLC's USDOT number?
Sound Drilling LLC's USDOT number is 3321377. No MC docket number is on file.
Is Sound Drilling LLC currently authorized to operate?
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-27. We could not confirm that live just now. Source: FMCSA registration and licensing records.
Does Sound Drilling LLC have insurance on file with FMCSA?
No active liability (BIPD) insurance on file with FMCSA.
What is Sound Drilling LLC's safety record?
In the last 24 months, FMCSA records show a 73.3% vehicle out-of-service rate for Sound Drilling LLC, from 11 of 15 vehicle inspections, against a national average of 22.9%. FMCSA records also show 0 recordable crashes in the same window.
What is Sound Drilling LLC's CSA score?
FMCSA does not publish a single CSA score for carriers. Sound Drilling LLC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.
What is Sound Drilling LLC's FMCSA safety rating?
Sound Drilling LLC has no published FMCSA safety rating. Most US carriers have never received a rating review, so an unrated carrier is the common case, not a warning sign by itself.
Changes over time
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