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Carrier profile · USDOT 633301 · Updated 06/13/2026

SOUTHERN IOWA DIESEL INC

1 power unitsOTTUMWA, IA
CARRIER ACTIVEHAZMAT
Verified linkspcsia.netFMCSA SAFERCallEmail
Observed fleet · trailing 24 mo daily
1Power units
Self-reported · MCS-150
—Trailers seen
None observed · 24 mo
—Avg age (yr)
Awaiting decode
Call dispatch(641) 683-3775Email dispatchDAROLD@PCSIA.NET

Load decision · FMCSA snapshot · 2026-06-13

Limited record

Not enough federal record to assess. Verify authority and insurance directly.

Established 30 yearsNo inspection history despite active fleet
Operating authority30 yr active
since 1996
Insurance (BIPD)Unknown
FMCSA L&I
Vehicle OOS · 24mo—%
▼ 22.26% nat'l
Crashes · fatal0
clean 24 mo
Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet typeIdentity

Owner-operator

1 power units. Brokers price each fleet type apart.

Fleet age vs peersDecoding

—

Awaiting VIN decode

Identity stabilityStable

30 yr unchanged

Same registration since 1996 — no chameleon / reincarnation signal.

AI readCarrier, 30-yr authority — unrated.Full read

Is SOUTHERN IOWA DIESEL INC safe to work with?

Is SOUTHERN IOWA DIESEL INC safe to load? SOUTHERN IOWA DIESEL INC (USDOT 633301) is an active owner-operator motor carrier based in OTTUMWA, IA, operating 1 power unit and 3 drivers. Operating authority has been active 30 years (past the 24-month broker-confidence threshold). FMCSA has not assigned a safety rating. Vektor does not assign this carrier a safety score — there is not enough federal record to assess it. Verify authority and insurance directly. Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.

FMCSA fields + Vektor analysis · updated 2026-06-13
SISOUTHERN IOWA DIESEL INC 50
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Frequently asked

What is SOUTHERN IOWA DIESEL INC's USDOT number?

SOUTHERN IOWA DIESEL INC's USDOT number is 633301.

Is SOUTHERN IOWA DIESEL INC authorized to operate?

As of 2026-06-13, SOUTHERN IOWA DIESEL INC is active in the FMCSA register.

How big is SOUTHERN IOWA DIESEL INC's fleet?

SOUTHERN IOWA DIESEL INC operates 1 power unit and 3 drivers per its most recent MCS-150 filing.

Where is SOUTHERN IOWA DIESEL INC based?

SOUTHERN IOWA DIESEL INC is based in OTTUMWA, IA.