Superior Propane — 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.
Vetting summary
Inspections
8 on file
Out-of-service
Within normal range vs national averages
Email identity
Company domain
Federal identity
Registration snapshot
Legal name
Superior Propane Inc
DBA
Superior Propane
Entity type
Carrier
Physical address
600 East Frank Way, Williams, AZ 86046
Phone
(928) 635-1314
Power units
6
Drivers
4
First on record
—
Last MCS-150 filing
—
Hazmat flag
No
Operating authority
Dockets & filings
No L&I dockets on file for this DOT number.
Out-of-service rates
Driver OOS
0.0%
National average ≈ 5.9% · 8 inspections on record
Vehicle OOS
25.0%
National average ≈ 20.9% · 8 inspections on record
Email & web forensics
On-file email
lr@superiorpropaneinc.com — company domain
Domain age
superiorpropaneinc.com registered 2001-08-21 (25 years)
Mail host
Google Workspace
From the FMCSA on-file contact, public domain registration (RDAP), and live DNS.
Crash record — last 24 months
0
Reportable crashes
0
Tow-aways
0
With injuries
0
With fatalities
Most recent: AZ 08/2020 · AZ 01/2006 — from the federal crash file; recordable crashes regardless of fault.
Safety record
Inspection history
| Date | State | Level |
|---|---|---|
| May 12, 2026 | AZ | Level I — Full |
| May 15, 2025 | AZ | Level I — Full |
| May 14, 2025 | AZ | Level I — Full |
| Nov 12, 2024 | AZ | Level II — Walk-around |
| Oct 23, 2024 | AZ | Level I — Full |
| May 20, 2024 | AZ | Level II — Walk-around |
| May 16, 2024 | AZ | Level I — Full |
| May 14, 2024 | AZ | Level I — Full |
Most recent 8 of 8 inspections on file.
Activity log
Record changes
TenFourHQ 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 TenFourHQ began tracking this company.
In the news
Recent coverage
No recent news coverage found for "Superior Propane" — 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
FMCSA SAFER snapshot ↗
The official company snapshot, straight from FMCSA.
FMCSA SMS safety profile ↗
Safety Measurement System — BASIC scores and crash history.
L&I authority record ↗
Licensing & Insurance: authority, insurance, and BOC-3 on file.
Search court records ↗
Quick sweep for litigation and judgments.