Fleet typeIdentity
Owner-operator
1 power units. Brokers price each fleet type apart.
Carrier profile · USDOT 4386587
SOUTH TEXAS TRUCKING LLC
1 power unitsavg 15.8 yrLocal · 1 statesRIO GRANDE CITY, TX
CARRIER ACTIVE
Observed fleet · trailing 24 mo daily
1Power units
3 observed · MCS-150
5Trailers seen
Decoded · vPIC
15.8Avg age (yr)
2001–2019 · vPIC
Click to see how we scored it
Load decision · FMCSA snapshot · 2026-06-13
Clear to load
Active authority and a clean federal record. No blocking issues found.
No reported crashesVehicle out-of-service rate above average
Operating authority11 yr active
since 2025Insurance (BIPD)Unknown
FMCSA L&IVehicle OOS · 24mo31.331.3 %
▲ 22.26% nat'lCrashes · fatal00
clean 24 moVektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots
Fleet age vs peersOlder
15.8 yr
Model years 2001–2019 · peer benchmark computing.
Identity stabilityNew
1 yr unchanged
Same registration since 2025 — no chameleon / reincarnation signal.
AI readFull read
Is SOUTH TEXAS TRUCKING LLC safe to work with?
Is SOUTH TEXAS TRUCKING LLC safe to load? SOUTH TEXAS TRUCKING LLC (USDOT 4386587) is an active owner-operator motor carrier based in RIO GRANDE CITY, TX, operating 1 power unit and 1 driver. Operating authority has been active 1 year (under the 24-month threshold). Across 27 roadside inspections, its vehicle out-of-service rate is 31.3% (above the 22.26% national average), with 0 reportable crashes in the last 24 months. FMCSA has not assigned a safety rating. Vektor rates it clear to load (93/100). Source: FMCSA SAFER/MCMIS, last updated 2026-06-13.
FMCSA fields + Vektor analysis · updated 2026-06-13
STSOUTH TEXAS TRUCKING LLC 93
01
Safety
27 inspections · 24 mo · vs national benchmarks
Out-of-service rate· trailing 24 months vs national benchmark
Vehicle OOS 31.3% (24-mo)16 veh insp · 24-mo · nat'l 22.26%
050%nat'l 22.26%
Driver OOS 0.0% (24-mo)27 drv insp · 24-mo · nat'l 6.67%
030%nat'l 6.67%
OOS trajectory· trailing 6-mo vehicle-OOS rate vs national
38.5% now▲ Worsening
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.
Under-inspected
Expected
Well-monitored
Heavily inspected
≈13.5 / unit·yr
thin signalabundant signal
Among the more heavily-inspected carriers for its size — abundant roadside signal. Coverage isn't the question here; the out-of-service and crash record is.
- Registered power units
- 1
- Inspections · 24 mo
- 27
- Annualized
- ≈14 / yr
- Coverage
- ≈13.5 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.
- 392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving38
- 393.75 Tires (defective / underinflated / worn)Vehicle Maintenance16 · 4 OOS
- 393.9 Inoperative required lampsVehicle Maintenance8 · 2 OOS
- 393.83 Exhaust systemVehicle Maintenance2
- 393.95 Emergency equipment (extinguisher, triangles)Vehicle Maintenance2
- 393.11 Required lamps/reflectors missingVehicle Maintenance2
- 393.45 Brake tubing / hose defectsVehicle Maintenance2
- 396.5 Oil and/or grease leakVehicle Maintenance1
- 393.205 Parts & accessories (vehicle condition)Vehicle Maintenance1
- 393.78 Windshield wipersVehicle Maintenance1
02
Authority & insurance
Can they legally + adequately haul your load?
Insurance continuity· insurer · policy · lapses
No insurance filing history on record.
03
Equipment & fleet
VIN-decoded · NHTSA vPIC
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 1
- Observed power (24 mo)
- 3
- Trailers (towed)
- 5
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Fleet age· model years · decoded VINs
Average age
2019
Newest model yr
2001
Oldest model yr
VINs decoded
04
Operations & lanes
Revealed by inspection density across 1 states · 24 mo
Operating footprint· revealed by roadside-inspection geography
Operating radiusLocal
revealedStates observed11
US statesInspections · 24 mo2727
TX busiestInspection density by state· each tile = a state · shade = inspections, last 24 mo
Home base
RIO GRANDE CITY, TX
Top corridor
TX
Density
fewermore
05
Network & fraud
Affiliated entities & reincarnation signals · for review, not a verdict
Last 12 months: 3 trucks also ran under 4 other carriers
VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 3154698USDOT 4390529USDOT 3194451USDOT 2294744Some overlap is legitimate (leased or sold equipment); review alongside the other signals.
Show all-time history (5 trucks · 7 carriers)
Across all inspections on record: USDOT 2946796USDOT 3154698USDOT 3194451USDOT 4055208USDOT 1880884USDOT 3383632USDOT 3158910
Shares a company officer with other carriers
edward martinez — 15 carriers: USDOT 626083USDOT 1774292USDOT 2367181USDOT 2429446USDOT 2561758USDOT 2778796USDOT 3058294USDOT 3334130
Capacity consistency· registered vs roadside-observed power units
Registered (MCS-150)11
Observed (24 mo)33
Shared w/ other carriers55
Roadside-observed power units materially exceed the registered MCS-150 fleet — confirm the carrier is operating within its filed capacity.
06
Identity & contact
FMCSA census + L&I dossier
Location
- Physical address
- 80 PETE SOLIS RD, RIO GRANDE CITY, TX, 78582-9711
- Operation
- Intrastate (Non-Hazmat)
Contact
- Phone
- (832) 704-9367
Registration
- Officer
- Edward Martinez
- USDOT / docket
- 4386587
- First registered
- 03/31/2025
- Last MCS-150
- 03/31/2025
- FMCSA safety rating
- Not rated
- D-U-N-S
- —
Fleet (self-reported · MCS-150)
—Annual mileage
07
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.
08
Reviews
Verified broker, shipper & driver reviews — moderated
Performance ratings only — never the Vektor risk score
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Leave a review09
Frequently asked
What is SOUTH TEXAS TRUCKING LLC's USDOT number?
SOUTH TEXAS TRUCKING LLC's USDOT number is 4386587.
Is SOUTH TEXAS TRUCKING LLC authorized to operate?
As of 2026-06-13, SOUTH TEXAS TRUCKING LLC is active in the FMCSA register.
What is SOUTH TEXAS TRUCKING LLC's safety record?
SOUTH TEXAS TRUCKING LLC has a 31.3% vehicle out-of-service rate (national average 22.26%) across 27 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 93/100 (tier: clear).
How big is SOUTH TEXAS TRUCKING LLC's fleet?
SOUTH TEXAS TRUCKING LLC operates 1 power unit and 1 driver per its most recent MCS-150 filing.
Where is SOUTH TEXAS TRUCKING LLC based?
SOUTH TEXAS TRUCKING LLC is based in RIO GRANDE CITY, TX, with roadside inspections recorded across 1 state.