KNOWLES ENTERPRISES
UnclaimedKNOWLES ENTERPRISES is a USDOT-registered interstate carrier, 143 power units, 160 drivers operation based in Woodward, OK.
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HARPER SANITATION SERVICE INC
Intrastate carrier in Woodward, Oklahoma
- Garbage, Refuse
Awaiting owner claim
Claim this businessAbout HARPER SANITATION SERVICE INC
HARPER SANITATION SERVICE INC, USDOT 766820, is based in Woodward, Oklahoma, and operates as an intrastate private property carrier. The record lists 20 power units and 17 drivers. The company transports garbage and refuse and does not handle hazardous materials. It was registered in 1998.
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Company overview
Awaiting owner confirmation- USDOT number
- 766820
- Operation type
- Intrastate
- Carrier classification
- PRIVATE PROPERTY
- Power units
- 20
- Trucks / tractors
- 20
- Drivers
- 17
- CDL drivers
- 17
- Hazmat
- No
- Annual mileage reported
- 423,052 (2023)
- USDOT registered since
- 1998
- Safety rating
- Not Rated
Built from public registration records.
Public record
Quick record snapshot
MCS-150No filing date
Safety ratingNone listed
AuthorityNo docket listed
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Compliance checklist
For owner reviewThese items are inferred from the public registration profile. Use them as a review checklist, then confirm live status with official FMCSA systems.
USDOT registration and MCS-150 biennial update
Check this company's MCS-150 deadline
Driver qualification files
DQ file services
Drug & Alcohol testing and FMCSA Clearinghouse
Clearinghouse services
Vehicle maintenance files and annual inspections
Fleet safety and maintenance
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Safety and inspection record
Summary of this carrier's public FMCSA roadside inspection and crash record.
8
Roadside inspections, 3 years
1
Crash records on file
Not known
Insurance filings on file
20 Nov 2025
Most recent inspection
Source: FMCSA public records, updated daily. Detailed inspection, crash and insurance records are available with broker access.
Cargo and services
Garbage, Refuse
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