USDOT 240804

Spl — compliance record

The full vetting file: federal registrations, authority history, insurance, inspections, record changes, and recent coverage — the checks a broker or shipper runs, in one place.

Federal identity

Registration snapshot

Legal name

Southern Petroleum Laboratories Inc

DBA

Spl

Entity type

Carrier

Physical address

1030 N Poplar St Ste A, Casper, WY 82601

Phone

(337) 258-6511

Power units

37

Drivers

39

First on record

Last MCS-150 filing

Hazmat flag

No

Operating authority

Dockets & filings

No L&I dockets on file for this DOT number.

Safety record

Inspection history

2026: 22025: 22024: 12023: 1
Level I — Full: 4Level II — Walk-around: 2
DateStateLevel
Mar 25, 2026OKLevel I — Full
Feb 23, 2026OHLevel II — Walk-around
May 9, 2025TXLevel I — Full
Jan 15, 2025WYLevel I — Full
Jun 7, 2024COLevel I — Full
Sep 13, 2023MSLevel II — Walk-around

Most recent 6 of 6 inspections on file.

Activity log

Record changes

TenFour re-syncs the federal record daily and logs every field that changes — address moves, fleet-size jumps, authority flips. Sudden changes are a classic fraud tell.

No changes recorded since TenFour began tracking this company.

In the news

Recent coverage

No recent news coverage found for "Spl" — for most small carriers, no news is good news.

Via Google News — headlines may include similarly-named companies; verify before acting.

Vetting toolkit

Verify it yourself

Sources: FMCSA Motor Carrier Census, Licensing & Insurance, inspection and revocation files at data.transportation.gov (synced daily by TenFour), plus Google News. This page is a research aid, not a safety rating; records shown as published. TenFour is not affiliated with FMCSA.