According to FMCSA records, Williams Tank Lines (DOT# 229047) in Stockton, California has 1,157 inspections on record with 724 violations and a 9.9% vehicle out-of-service rate and 15 crashes. Safety grade: A (excellent safety record). Inactive common authority.
1,157Inspections
9.9%Vehicle OOS Rate
15Crashes
161Power Units
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Vehicle OOS Rate9.9%
Carrier: 9.9% (114 of 1,157)National: 23.2%
Driver OOS Rate0.2%
Carrier: 0.2% (2 of 1,157)National: 6.4%
61%OOS rate better than 61% of carriers in California
15%crash rate better than 15% of carriers in California
Violation Categories · 724 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
724total violations across 1,157 inspections
114violations resulted in out-of-service orders (16%)
Vehicle Maintenance
517
Unsafe Driving
104
Hours of Service
20
Driver Fitness
2
Hazardous Materials
74
Other
7
Inspection History · 100 records
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
FMCSA operating authority permits interstate for-hire transportation. Carriers must maintain minimum insurance coverage levels to keep authority active. BIPD (bodily injury and property damage) insurance is required for all for-hire carriers.
MC/MX NumberMC197435
Common AuthorityN
Contract AuthorityActive
Broker AuthorityActive
BIPD InsuranceNot On File
Cargo InsuranceNot On File
Surety BondOn File
Type
Insurer
Coverage
Effective
BIPD/Primary
National Interstate Insurance Company
$1,000
04/01/2023
TRUST FUND
Pacific Financial Association, Inc.
N/A
10/24/2013
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.
Power Units161
Drivers347
Fleet SizeLarge Fleet
Operation TypeInterstate
HazmatYes
Operating Since02/22/1983
MCS-150 Filed20250401 0
Annual Mileage (MCS-150)13,000,000
Address1477 Tillie Lewis Drive, Stockton, CA 95206