Carrier profile · USDOT 2355694 · Updated Sep 6, 2026

South Texas Oil Field Solutions LLC

137 power unitsavg 10.3 yrLocal · 1 statesALICE, TX74/100

AUTHORITY STATUS UNKNOWNHAZMAT

Observed fleet · trailing 24 mo daily

137Power units

86 observed · MCS-150

72Trailers seen

Decoded · vPIC

10.3Avg age (yr)

2007–2024 · vPIC

Call dispatch(361) 396-1777 Email dispatchctanguma@stxofs.com

Click to see how we scored it

Load decision · FMCSA snapshot · Sep 6, 2026

Review before loading

Operating, but with flags a broker should weigh before tendering freight.

Watch · 2

Vehicle out-of-service rate well above average39.0% of vehicle inspections were placed out of service vs the 22.26% national average.Fatal crash on record1 crash(es) involving a fatality are on this carrier's record.

In good standing · 1

Established 14 yearsOperating authority has been on file since 2012.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo39.0%

▲ 22.26% nat'l

Crashes · fatal

4 in 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo39.0%

▲ 22.26% nat'l

Crashes · fatal

4 in 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Asset-based

137 power units. Brokers price each fleet type apart.

Fleet age vs peersTypical

10.3 yr

Model years 2007–2024 · peer benchmark unavailable.

Identity stabilityStable

13 yr unchanged

Same registration since 2012 — no chameleon / reincarnation signal.

Safety

191 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 39.0%24-mo cumulative

050%nat'l 22.26%

Driver OOS 1.6%24-mo cumulative

030%nat'l 6.67%

Every inspection in the window pooled — 187 vehicle and 191 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

25.3% · latest 6-mo window▲ Rising

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Trending up 2.4 pts across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

188 inspections in the charted months · busiest month Aug '26 · 24

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Inspection coverage· expected vs observed · the fraud signal

Inspection coverage

How heavily FMCSA inspects this fleet for its size — it tells you how much to trust the safety signals above. Thin coverage on a young authority is a fraud signal nobody else surfaces.

Expected band

Under-inspected

Expected

Well-monitored

Heavily inspected

≈0.7 / unit·yr

thin signalabundant signal

Roadside-inspection volume is about what you'd expect for a 137-unit fleet — enough signal to read the safety record, though not a heavy sample.

Registered power units: 137
Inspections · 24 mo: 191
Annualized: ≈96 / yr
Coverage: ≈0.7 inspections / unit · yr

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

393.45 Brake tubing / hose defectsVehicle Maintenance107 · 20 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance80 · 34 OOS
393.47 Brake actuators / linings / componentsVehicle Maintenance71 · 0 OOS
393.9 Inoperative required lampsVehicle Maintenance69 · 16 OOS
393.55 Antilock brake system (ABS)Vehicle Maintenance58 · 0 OOS
392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving36 · 0 OOS
393.75 Tires (defective / underinflated / worn)Vehicle Maintenance31 · 27 OOS
393.53 Automatic brake adjusters / indicatorsVehicle Maintenance29 · 0 OOS
393.48 Brakes inoperativeVehicle Maintenance29 · 1 OOS
396.5 Oil and/or grease leakVehicle Maintenance21 · 4 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & Insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 137
Observed power (24 mo): 86
Trailers (towed): 72

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

10.3 yr

Average age

2024

Newest model yr

2007

Oldest model yr

72.8%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & Lanes

Revealed by inspection density across 1 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

191

TX busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

ALICE, TX

411 NORTH FLOURNOY RD SUITE 102

Top corridor

TX 191

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & Fraud

Affiliated entities & reincarnation signals · for review, not a verdict

Last 12 months: 2 trucks also ran under 2 other carriers

VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 3326177 USDOT 4521000Some overlap is legitimate (leased or sold equipment); review alongside the other signals.

Show all-time history (5 trucks · 6 carriers)

Across all inspections on record: USDOT 3326177 USDOT 4521000 USDOT 3476160 USDOT 4074752 USDOT 2896240 USDOT 3701071

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

137

Observed (24 mo)

Shared w/ other carriers

Registered capacity materially exceeds what is observed roadside — the MCS-150 may be stale or the fleet under-utilized.

Explore the carrier network & VIN cross-links

Identity & Federal

FMCSA census + L&I dossier

Location

Physical address: 411 NORTH FLOURNOY RD SUITE 102, ALICE, TX, 78332
Mailing address: P O BOX 3320, ALICE, TX, 78333
Operation: Intrastate (Hazmat)· Hazmat

Contact

Phone: (361) 396-1777
Fax: (361) 396-1959
Email: ctanguma@stxofs.com
Web domain: stxofs.com

Registration

Officer: Carlo Tanguma
USDOT / docket: 2355694
First registered: Nov 7, 2012
Last MCS-150: Feb 13, 2025 · 7,302,924 mi (2024)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

137

Power units

150

Drivers

150

CDL drivers

7,302,924

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

No verified reviews yet

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Verification summaryAuthority, insurance, safety and identity facts for SOUTH TEXAS OIL FIELD SOLUTIONS LLC.

SOUTH TEXAS OIL FIELD SOLUTIONS LLC (USDOT 2355694) has a Vektor safety score of 74/100 and a Review before loading verdict, from the carrier's FMCSA record refreshed Sep 6, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Sep 6, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Sep 6, 2026.

Its vehicle out-of-service rate was 39.0% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Sep 6, 2026.

The carrier received 191 roadside inspections in the last 24 months — 187 vehicle-level and 191 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Sep 6, 2026.

The carrier has 4 reportable crashes in the last 24 months and 1 fatal crash across the full FMCSA crash record available as of Sep 6, 2026.

It reports 137 power units and 150 drivers in its most recent MCS-150 filing dated Feb 13, 2025.

It has no FMCSA-assigned safety rating in the federal record refreshed Sep 6, 2026.

Frequently asked

What is SOUTH TEXAS OIL FIELD SOLUTIONS LLC's USDOT number?

SOUTH TEXAS OIL FIELD SOLUTIONS LLC's USDOT number is 2355694.

Is SOUTH TEXAS OIL FIELD SOLUTIONS LLC authorized to operate?

As of Sep 6, 2026, SOUTH TEXAS OIL FIELD SOLUTIONS LLC is active in the FMCSA register.

What is SOUTH TEXAS OIL FIELD SOLUTIONS LLC's safety record?

SOUTH TEXAS OIL FIELD SOLUTIONS LLC has a 39.0% vehicle out-of-service rate (national average 22.26%) across 254 roadside inspections, with 4 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 74/100 (tier: review).

How big is SOUTH TEXAS OIL FIELD SOLUTIONS LLC's fleet?

SOUTH TEXAS OIL FIELD SOLUTIONS LLC operates 137 power units and 150 drivers per its most recent MCS-150 filing.

Where is SOUTH TEXAS OIL FIELD SOLUTIONS LLC based?

SOUTH TEXAS OIL FIELD SOLUTIONS LLC is based in ALICE, TX, with roadside inspections recorded across 1 state.

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