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THUNDER WELL SERVICE LLC
Shallowater, TX
CarrierChk vetting signal
Review recommended
Elevated Out-of-Service Rate
60.0% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 88% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
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FMCSA status: Active registration · no operating authority · DOT 2376504
Active
No Safety Rating
Broker Vetting Summary
Key signals from current FMCSA records
Authority
No Active Authority
Common carrier
Insurance
Not Found
No coverage amount on file
Safety
Not Rated
60.0% OOS · 8 inspections on record
Flags · 1
Elevated Out-of-Service Rate
60.0% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 88% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Active FMCSA registration, but no active for-hire operating authority on record
- Registered with FMCSA as a private carrier — not registered to haul other companies' freight for hire
- No active insurance filing found on record
- Vehicle out-of-service rate 40.0% — above the 20.7% national average
- 8 FMCSA inspections on record
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
2376504
Safety Rating
Not Rated
Operation Classification
Private (property)
MCS-150 Filed
April 7, 2026
FMCSA Registration
February 6, 2013
Annual Mileage
50,000 mi (2025)
Contact Information
Address
109 Clovis Road, Shallowater, TX 79363
Phone
Email
Owner / Officer
Bryant Sebastian
Officer 2
Tari Petty
Cargo Types
General FreightWater/Well
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
8
Driver Inspections
0
Vehicle Inspections
8
Out-of-Service Violations
7
Violations by Category
Vehicle Maintenance19
Unsafe Driving0
Hours of Service0
OOS Rates vs. National Average
Vehicle OOS Rate40.0% · national avg 20.7%
⚠ Above national average (19.3pp higher)
60.0% of 5 inspections in the last 24 months put a driver or vehicle out of service —
88th percentile among carriers with 5–9 inspections (lower is better).
CarrierChk calculation from FMCSA roadside inspection records, not an FMCSA score.
Inspection Trend by Year
2026
2025
2024
Violation Rate by Category
Share of roadside inspections in FMCSA's rolling 24-month window that found a violation in each category. The individual violations are listed under each inspection in Inspection Details below. None of this is the basis of the safety rating, which comes from an on-site compliance review.
Vehicle Maintenance
3 of 5 inspections
Unsafe Driving
0 of 5 inspections
Hours of Service
0 of 5 inspections
Driver Fitness
1 of 5 inspections
Controlled Substances
0 of 5 inspections
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
TX6
Fleet & Equipment (4)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~3
of 6 reported to FMCSA
Trailers
~1
seen at inspection
Equipment types observed
Flatbed
1
Not Applicable
1
Tractor
1
Truck
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2013 Western Star 4700 | Truck · Class 8 | 5KKHAVBSXDPBS3802 | 3 | 2 |
| 2023 Big Tex | Flatbed · 36 ft | 16V2F3620P6292553 | 2 | 2 |
| 2018 Mack GU (Granite) | Not Applicable · Class 8 | 1M2AX13C4JM041894 | 2 | 1 |
| 1987 Freightliner Conventional | Tractor · Class 8 | 1FUYYCYB2HH303709 | 1 | 1 |
A vehicle appearing here was recorded in an inspection — it is not proof the carrier still operates it today.
Inspection Details
Each roadside inspection with its violations
Inspection Records (8)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| September 4, 2026 | V262537925 | TX, TX | II | 6 | 2 | THUNDER WELL SERVICE LLC | Straight Truck Semi-trailer |
MACK BIG TEX |
1M2AX13C4JM041894 16V2F3620P6292553 |
TX 1N58353 TX 879098M |
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| 396.3A1-BOS | OOSBrake - Defective brake(s) are equal to or greater than 20% of the service brakes on the vehicle/combination | Brake Out Of Service | ||||||||
| 390.21TB2-DOT | Operate a CMV without USDOT number displayed. Must be preceded by the letters USDOT | |||||||||
| 393.48A-BIHE | Hydraulic/Electric Brake - Inoperative other than a steering axle. | Brakes All Others | ||||||||
| 393.48A-BIHE | Hydraulic/Electric Brake - Inoperative other than a steering axle. | Brakes All Others | ||||||||
| 396.17C-PI | Operating a CMV without documentation of a periodic inspection | Inspection Reports | ||||||||
| August 14, 2026 | V262520096 | TX, TX | II | — | — | THUNDER | Straight Truck |
MACK |
1M2AX13C4JM041894 |
TX 1N58353 |
| August 3, 2026 | V262520113 | 3701 FM1585, TX | II | 1 | — | THUNDER | Straight Truck |
WESTERN STAR |
5KKHAVBSXDPBS3802 |
TX NPC6723 |
| 393.78 | Wipers - Inoperative / missing / damaged wipers | Windshield/ Glass/ Markings | ||||||||
| February 9, 2026 | V262155716 | 6500 TX331 SPUR NB, TX | II | 2 | 1 | THUNDER PUMP | Straight Truck |
WESTERN STAR |
5KKHAVBSXDPBS3802 |
TX NPC6723 |
| 393.9TS | OOSInoperative turn signal | Lighting | ||||||||
| 393.9 | Inoperable Required Lamp | Clearance Identification Lamps/Other | ||||||||
| April 28, 2025 | V251848523 | FM1294 AT FM1264, TX | II | 4 | 1 | THUNDER WELL | Straight Truck |
WESTERN STAR |
5KKHAVBSXDPBS3802 |
TX NPC6723 |
| 383.23A2 | OOSOperating a CMV without a CDL | License-related: High | ||||||||
| 393.203C | Hood not securely fastened | Cab Body Frame | ||||||||
| 393.60C | Windshield - Damaged or Discolored | Windshield/ Glass/ Markings | ||||||||
| 393.75C | Tire-other tread depth less than 2/32 of inch measured in a major tread groove | Tires | ||||||||
| July 10, 2024 | V241482467 | FM597 AT FM400 NB, TX | II | 2 | 1 | THUNDER WELL SERVICE | Straight Truck Semi-trailer |
FREIGHTLINER BIG TEX |
1FUYYCYB2HH303709 16V2F3620P6292553 |
TX FGW0548 TX 879098M |
| 393.75A3 | OOSTire-flat and/or audible air leak | Tires | ||||||||
| 393.9TS | Inoperative turn signal | Lighting | ||||||||
| February 1, 2024 | V241267002 | US385, TX | II | 4 | — | SHALLOWATER | Truck Tractor Semi-trailer |
FREIGHTLINER BIG TEX |
1FUYYCYB2HH303709 16V2F3620P6292553 |
TX FGW0548 TX 678679M |
| 393.9H | Inoperable head lamps | Lighting | ||||||||
| 396.5B | Oil and/or grease leak | Other Vehicle Defect | ||||||||
| 392.2RG | State vehicle registration or License Plate violation | |||||||||
| 392.2UCR | Failure to pay UCR Fee | |||||||||
| December 18, 2023 | V231265125 | 2608 FM179, TX | II | 5 | 2 | THUNDER WELLS SERVICES | Straight Truck |
PTRB |
1NPAXT0X2WD463279 |
TX 1L56450 |
| 393.45 | OOSBrake tubing and hose adequacy | Brakes All Others | ||||||||
| 393.51 | OOSNo or defective brake warning device or pressure gauge | Brakes All Others | ||||||||
| 390.21A | Not marked in accordance with regulations | |||||||||
| 393.78 | Wipers - Inoperative / missing / damaged wipers | Windshield/ Glass/ Markings | ||||||||
| 396.5B | Oil and/or grease leak | Other Vehicle Defect | ||||||||
Shippers Seen at Inspections
Shipper names recorded by roadside inspectors over roughly the last three years. Only inspected loads appear, so this is a sample of who the carrier hauls for, not a complete customer list. Names are as entered at the roadside; blanks and placeholders such as “N/A” or “same as carrier” are left out.
| Shipper | Inspections | Most recent |
|---|---|---|
| THUNDER PUMP | 1 | February 9, 2026 |
| SHALLOWATER | 1 | February 1, 2024 |
| THUNDER WELLS SERVICES | 1 | December 18, 2023 |
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: October 18, 2026.
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