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K-VAC ENVIRONMENTAL SERVICES INC
DBA: Jse Environmental Services
Fontana, CA
CarrierChk vetting signal
Review recommended
Elevated Out-of-Service Rate
35.3% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 77% 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 & Authorized · DOT 850795 · MC 717178
Satisfactory
Active 16 yrs, 3 mo
Broker Vetting Summary
Key signals from current FMCSA records
Authority
Active
MC-717178 · Common carrier
Insurance
On File
Great Midwest Insurance Company
Safety
Satisfactory
35.3% OOS · 36 inspections on record
Flags · 1
Elevated Out-of-Service Rate
35.3% of this carrier's roadside inspections in the last 24 months put a driver or vehicle out of service — higher than 77% of carriers with a comparable number of inspections. This is a CarrierChk calculation from FMCSA inspection records, not an FMCSA rating.
Vetting notes
- Operating authority active for 16 yrs, 3 mo
- Insurance on file: $1,000,000
- FMCSA safety rating: Satisfactory
- Vehicle out-of-service rate 33.3% — above the 20.7% national average
- Driver out-of-service rate 0.0% — below the 5.5% national average
- 36 FMCSA inspections on record
Authority & Compliance
Authority, insurance and required filings
Operating Authority
MC717178
Motor Carrier of Property (Except Household Goods) · $1,000,000 required
Insurance on File
Great Midwest Insurance Company
BI&PD · $1,000,000 · Policy ECAP6IICCA00039702
Required Filings
Liability (BIPD)
$1,000,000
Company Information
Registration, contact and cargo details
FMCSA Registration
DOT Number
850795
MC Number
MC-717178
Safety Rating
Satisfactory
Operation Classification
Authorized for hire
MCS-150 Filed
January 23, 2026
FMCSA Registration
January 21, 2000
Authority Granted
July 2, 2010
Annual Mileage
479,340 mi (2025)
Contact Information
Address
8549 Ilex St, Fontana, CA 92335
Phone
Email
Owner / Officer
Fred Knifer
Officer 2
Diana Knifer
Cargo Types
Liquids/GasesGrain/FeedChemicalsGarbage/RefuseOther Cargo
Safety Snapshot
Out-of-service rates, violations and crashes
Safety & Inspection Summary
Total Inspections
36
Driver Inspections
12
Vehicle Inspections
26
Out-of-Service Violations
11
Violations by Category
Vehicle Maintenance28
Unsafe Driving2
Hours of Service1
OOS Rates vs. National Average
Driver OOS Rate0.0% · national avg 5.5%
✓ Below national average
Vehicle OOS Rate33.3% · national avg 20.7%
⚠ Above national average (12.6pp higher)
35.3% of 17 inspections in the last 24 months put a driver or vehicle out of service —
77th percentile among carriers with 10–24 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
8 of 17 inspections
Unsafe Driving
0 of 19 inspections
Hours of Service
1 of 19 inspections
Driver Fitness
1 of 19 inspections
Controlled Substances
0 of 19 inspections
Crash History (1)
Crashes reported to FMCSA in the last 24 months. A crash appearing here is a reported event, not a finding of fault.
1
Crashes
0
Fatalities
0
Injuries
1
Tow-aways
| Date | State | Fatal | Injured | Tow | Conditions |
|---|---|---|---|---|---|
| September 24, 2025 | CA | — | — | Yes | No Adverse Conditions · Daylight · Dry |
Fleet & Operating Areas
Observed roadside activity and equipment
Where This Carrier Operates
States where this carrier's roadside inspections were recorded
FewerMore
CA23
AZ4
US2
Fleet & Equipment (27)
Vehicles identified in this carrier's inspection history. Year, make, model and equipment type are decoded from the VIN.
Power units
~15
of 27 reported to FMCSA
Trailers
~12
seen at inspection
Equipment types observed
Tractor
10
Tank
6
Truck
4
Semi-trailer
2
Dry Van
1
Not Applicable
1
Other Trailer
1
Units on record
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2016 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y5GM025013 | 5 | 2 |
| 1986 Beall | Tank · 42 ft | 1BN2T4224GM861022 | 3 | 1 |
| 2012 Mack GU (Granite) | Truck · Class 8 | 1M2AX13C5CM014657 | 3 | — |
| 2016 Mack GU (Granite) | Truck · Class 8 | 1M2AX13C6GM034728 | 3 | 1 |
| Unpublishe | Semi-trailer | 2P9S65289J1005006 | 3 | — |
| 1987 Beall | Tank · 42 ft | 1BN2T4223HM871011 | 2 | 1 |
| 2016 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y3GM025012 | 2 | — |
| 2015 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y4FM018715 | 2 | — |
| Presu | Semi-trailer | 2P9S15287M1005007 | 2 | 1 |
| 2013 C.gallegos | Tank · 42 ft | 3DG1N4257DG000252 | 2 | — |
Show all 27 units
| Vehicle | Type | VIN | Inspections | With OOS |
|---|---|---|---|---|
| 2016 Dragon Esp | Other Trailer · 48 ft | 591SH4826GC141525 | 2 | — |
| 1990 Beall | Tank · 42 ft | 1BN2T4222LM901057 | 1 | — |
| 2013 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y0DM014562 | 1 | — |
| 2016 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y1GM024523 | 1 | 1 |
| 2016 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y3GM024524 | 1 | — |
| 2012 Mack CHU (Pinnacle) | Tractor · Class 8 | 1M1AN07Y9CM011562 | 1 | — |
| 2014 Mack CHU (Pinnacle) | Not Applicable · Class 8 | 1M1AN09Y1EM017565 | 1 | 1 |
| 2016 Mack CXU (Pinnacle) | Tractor · Class 8 | 1M1AW09Y5GM058068 | 1 | — |
| 2012 Mack CXU (Pinnacle) | Tractor · Class 8 | 1M1AW09YXCM019695 | 1 | — |
| 2013 Mack GU (Granite) | Tractor · Class 8 | 1M1AX07Y0DM014555 | 1 | — |
| 2013 Mack GU (Granite) | Truck · Class 8 | 1M2AX07C7DM015427 | 1 | 1 |
| Unk | — | 1N9S24228SA044060 | 1 | — |
| 2019 Kenworth T880 | Truck · Class 8 | 1NKZL70X3KJ312880 | 1 | — |
| 2028 Pine Ridge | Dry Van · 53 ft | 1PNV532B8WH214436 | 1 | — |
| 2012 Thompson Tank Inc DOT 407/412 | Tank · 38 ft | 1T9TK3827C1405618 | 1 | — |
| 2011 Dragon Products | Tank · 42 ft | 1UNST4222BL094503 | 1 | 1 |
| Unpublishe | — | PVST500003811952 | 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 (36)
| Date | Report # | Location | Level | Viol | OOS | Shipper | Unit Type | Make | VIN | License |
|---|---|---|---|---|---|---|---|---|---|---|
| October 7, 2026 | UGJO001202 | CA, CA | I | 1 | — | — | Straight Truck |
MACK |
1M2AX13C6GM034728 |
CA EP10400 |
| 393.45B2-B-AIR | Air Brake - Hose/tubing damaged or not secured | Brakes All Others | ||||||||
| September 18, 2026 | NDM1008779 | CA, CA | I | — | — | — | Truck Tractor Semi-trailer |
MACK DRAGON PRODUCTS |
1M1AN07Y3GM025012 1UNST4222BL094503 |
CA YP00887 CA 4NZ6678 |
| September 4, 2026 | UGZY000605 | CA, CA | II | 8 | 1 | REPUBLIC SERVICES | Truck Tractor Semi-trailer |
MACK BEALL |
1M1AN07Y5GM025013 1BN2T4222LM901057 |
CA WP88245 CA 4VP2676 |
| 393.45D-BAAL | OOSAir Brake - Audible air leak at other than a proper connection | Brakes All Others | ||||||||
| 392.2-SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Speeding 2 | ||||||||
| 393.45B2-B-AIR | Air Brake - Hose/tubing damaged or not secured | Brakes All Others | ||||||||
| 392.2-SLLSR | State/Local Laws - State registration/tag violation | |||||||||
| 396.3A1-OAL | Other - Any air leak not attributed to the brake or suspension system. | Brakes All Others | ||||||||
| 392.2-SLLEQP | State/Local Laws - Violation of state and local law - Equipment violation. | |||||||||
| 393.9A-LSML | Lighting - Side marker lamp(s) inoperative | Clearance Identification Lamps/Other | ||||||||
| 393.11A1-LCHL | Lighting - Lamps improper color, height, location. | Lighting | ||||||||
| August 14, 2026 | 1012401931 | YUMA AZ | II | 1 | 1 | — | Truck Tractor Semi-trailer |
MACK DRAGON PRODUCTS |
1M1AN09Y1EM017565 1UNST4222BL094503 |
CA YP09386 CA 4NZ6678 |
| 393.45B2-BHTD | OOSAir Brake - Hose/tubing damage into the outer reinforcement ply. | Brakes All Others | ||||||||
| July 10, 2026 | UDBH004384 | CA, CA | III | — | — | — | Straight Truck |
MACK |
1M2AX13C6GM034728 |
CA EP10400 |
| June 24, 2026 | UE2P004578 | CA, CA | II | 2 | 1 | — | Straight Truck |
MACK |
1M2AX07C7DM015427 |
CA EP14336 |
| 392.2-LCDLR | OOSRestriction - (CDL) - Operate a CMV in violation of a restriction. | License-related: High | ||||||||
| 392.2-SLLL | State/Local Laws - Littering | |||||||||
| June 12, 2026 | NCVH007946 | CA, CA | I | — | — | — | Straight Truck |
MACK |
1M2AX13C5CM014657 |
CA 85975E1 |
| February 9, 2026 | 6040001844 | YUMA AZ | II | 1 | 1 | — | Truck Tractor Semi-trailer |
MACK BEALL |
1M1AN07Y5GM025013 1BN2T4223HM871011 |
CA WP88245 CA 4TY9502 |
| 393.75A3-TAOL | OOSTires - All others, leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS | Tires | ||||||||
| January 29, 2026 | 1012401568 | YUMA AZ | II | 1 | — | — | Truck Tractor Semi-trailer |
MACK UNPUBLISHE |
1M1AN07Y0DM014562 2P9S65289J1005006 |
CA WP30294 CA 4TS9383 |
| 393.45B2-B-AIR | Air Brake - Hose/tubing damaged or not secured | Brakes All Others | ||||||||
| January 8, 2026 | 1943001660 | WINTERHAVEN CA, US | II | — | — | KVAC ENVIRONMENTAL SERVICES INC | Truck Tractor Semi-trailer |
MACK BEALL |
1M1AN07Y5GM025013 1BN2T4224GM861022 |
CA WP88245 CA 4TY9501 |
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 |
|---|---|---|
| K PURE WATERWORKS INC | 2 | June 3, 2024 |
| REPUBLIC SERVICES | 1 | September 4, 2026 |
History & Filings
Authority, insurance and process-agent records
Authority History
| Date | Status | Type |
|---|---|---|
| April 27, 2011 | DISCONTINUED REVOCATION | Contract |
| April 11, 2011 | INVOLUNTARY REVOCATION | Contract |
| July 2, 2010 | GRANTED | Contract Carrier |
| July 2, 2010 | Active GRANTED | Motor Carrier of Property (Except Household Goods) |
Insurance & Revocation Filings
| Date | Type | Status |
|---|---|---|
| April 1, 2026 | BI&PD Primary/Excess | On file |
BOC-3 Process Agent
Evilsizor Process Servers Inc
8601 W Cross Dr Ste F5 #301, Littleton, CO, 80123
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Data sourced from FMCSA MCMIS via Socrata. Record last updated: October 11, 2026.
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