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Truck Graph
65/100
✗ Do Not Tender
No active for-hire authority. Cannot legally haul freight for hire.
H Diaz Trucking
DOT 1834492 · Porterville, CA
Report generated: June 9, 2026 at 12:33 PM
✗Authorized for hire?
✗Active insurance?
✗Safety record clean?
✗No fraud flags?
✓No prior revocations?
Carrier Summary

H Diaz Trucking (DOT 1834492) is a California-based intrastate carrier headquartered in Porterville, CA. As of June 9, 2026 at 12:33 PM, operating authority is active but without for-hire authority. TruckGraph has detected 3 risk signals on this carrier, including: principal linked to a revoked carrier; principal operates multiple active carrier authorities. TruckGraph rates this carrier "Do Not Tender" based on FMCSA compliance data, inspection history, insurance status, and network connection analysis. Last synced: June 9, 2026 at 12:33 PM.

FMCSA Public Record
Hector Diaz
Operating as: H Diaz Trucking
DOT Number1834492
MC Number—
Street358 ROCKY HILL ST
City / StatePorterville, CA 93257
Phone5593331567
Operation typeIntrastate
HazmatNot authorized
Authority age17 yr 6 mo
MCS-150 filed03/12/2025
Company officerHector Diaz
Power units1
Total drivers1
Authority Status
Common (for-hire)—
Contract (for-hire)—
Broker—
TruckGraph Intelligence
Risk Signals
●Principal linked to a revoked carrier
●Principal operates multiple active carrier authorities
●No active insurance filing on record
✓ OFAC Sanctions: Clear
Connection Chain
DOT nullShared insurer
Revoked
OOS rate 100.0% vs. national avg 22.26% — above average
Network Intelligence Map
Carriers sharing an officer, address, or phone with H Diaz Trucking
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Power Units
1
Fleet
Drivers
1
Total
Inspections
2
On record
Crashes
0
On record
OOS Rate
100.0%
↑ Avg 22.26%
Authority Age
17 yr 6 mo
Since 2008
Violation Categories — Last 24 Months
Hours of Service
2 insp (100%)· 1 viol
Unsafe Driving
2 insp (100%)
Driver Fitness
2 insp (100%)
Vehicle Maintenance
2 insp (100%)· 2 viol
Controlled Substances
2 insp (100%)
Inspection History
2 total · OOS rate 100.0%
DateStateLevelDriver OOSVehicle OOSResult
9/17/2025CAII02OOS
11/12/2024CAII01OOS
Crash History
0 total on record

No crash records on file.

Insurance Status
⚠ No active insurance filing on record
Verify insurance directly with carrier before tendering any load.
Location
358 ROCKY HILL ST, Porterville, CA, 93257 · Open in Maps →
358 ROCKY HILL ST, PORTERVILLE, CA, 93257Open in Maps →
Authority Timeline
Authority GrantedDec 2008
FMCSA issued operating authority
Active USDOT — No for-hire authorityCurrent
USDOT record is active but no for-hire operating authority is currently granted

Source: FMCSA compliance records, inspection data, crash records, insurance filings, and TruckGraph analysis. View methodology

Important Legal Notice

Data sourced from FMCSA public records and TruckGraph independent analysis. This is not legal advice, not a guarantee of carrier safety, and not a compliance certification. Verify through official FMCSA sources before tendering. Last synced: .

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Frequently Asked Questions

Is Hector Diaz authorized to operate?

Hector Diaz's USDOT number is active but it does not hold operating authority for for-hire interstate operations. It may operate as a private carrier. Verify status before tendering.

What is Hector Diaz's safety record?

Hector Diaz has 2 roadside inspections on record with an out-of-service rate of 100.0%. Crash history shows 0 incidents. Review the full safety profile above before making a freight decision.

How many trucks does Hector Diaz operate?

Hector Diaz operates 1 power units with approximately 1 drivers.

Is Hector Diaz insured?

Insurance filing details are not available in the current dataset. Verify directly with the carrier before tendering.

Has Hector Diaz had any risk indicators?

Hector Diaz has a risk score of 65/100 (High Risk) with 3 active risk signals. Review the risk section above and verify independently before tendering.

What is the DOT number for Hector Diaz?

Hector Diaz's DOT number is 1834492. These identifiers are assigned by the FMCSA and can be used to look up this carrier in official compliance databases.

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APA
Truck Graph. (2026). H Diaz Trucking Safety Record, DOT 1834492. Retrieved from https://truckgraph.com/carriers/1834492
MLA
"H Diaz Trucking Safety Record, DOT 1834492." Truck Graph, Jun 9, 2026, https://truckgraph.com/carriers/1834492
Chicago
"H Diaz Trucking Safety Record, DOT 1834492." Truck Graph. Last modified June 9, 2026. https://truckgraph.com/carriers/1834492