Carrier profile · USDOT 2647890 · Updated Jun 13, 2026

SONORA UNION HIGH SCHOOL DISTRICT

DBA TUOLUMNE COUNTY SCHOOLS

0 power unitsavg 15.9 yrLocal · 1 statesSONORA, CA100/100

AUTHORITY STATUS UNKNOWN

Observed fleet · trailing 24 mo daily

0Power units

1 observed · MCS-150

—Trailers seen

None observed · 24 mo

15.9Avg age (yr)

1997–2025 · vPIC

Call dispatch(209) 533-0423 Email dispatchdbo@sonorahs.k12.ca.us

Click to see how we scored it

Load decision · FMCSA snapshot · Jun 13, 2026

Clear to load

Active authority and a clean federal record. No blocking issues found.

Established 11 years

Watch · 0

Nothing flagged.

In good standing · 1

Established 11 yearsOperating authority has been on file since 2015.

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo1.1%

▼ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

USDOT registration

yr registered

Authority not on file

Insurance (BIPD)— unknown

No filing on record

Vehicle OOS · 24-mo1.1%

▼ 22.26% nat'l

Crashes · fatal

Clean · 24 mo

Vektor intelligence · beyond the federal recordProprietary signals computed from VIN-decoded inspections & daily FMCSA snapshots

Fleet typeIdentity

Small fleet

0 power units. Brokers price each fleet type apart.

Fleet age vs peersOlder

15.9 yr

Model years 1997–2025 · peer benchmark unavailable.

Identity stabilityStable

11 yr unchanged

Same registration since 2015 — no chameleon / reincarnation signal.

Safety

94 inspections · 24 mo · vs national benchmarks

Out-of-service rate· 24-mo cumulative · vs national

Vehicle OOS 1.1%24-mo cumulative

050%nat'l 22.26%

Driver OOS —24-mo cumulative

030%

Every inspection in the window pooled — 94 vehicle and 0 driver inspections over 24 months.

Vehicle OOS rate· vehicle OOS · vehicle-level inspections · 6-month trailing

1.4% · latest 6-mo window● Steady

Share of vehicle-level roadside inspections in each trailing six-month window that resulted in a vehicle out-of-service order. Holding steady across the window. The national vehicle benchmark uses the same metric and is shown on the chart.

Roadside inspection history· 24 charted calendar months · vehicle / driver level · any-OOS overlay

94 inspections in the charted months · busiest month Oct '25 · 35

Vehicle-levelDriver-levelAny OOS

Monthly FMCSA roadside inspections across the 24 charted calendar months. Bars show level-qualified vehicle and driver populations; one inspection can qualify for both. The line shows inspections with any out-of-service result.

Violation themes· decoded · grouped by BASIC

What this carrier actually gets cited for — FMCSA violation codes decoded into plain English, ranked by frequency.

392.2 State/local traffic law violation (speeding, etc.)Unsafe Driving4 · 1 OOS
396.3 Inspection / repair / maintenance not performedVehicle Maintenance1 · 0 OOS

Explore full safety record — inspections, BASICs, crashes

Authority & insurance

Can they legally + adequately haul your load?

Insurance continuity· insurer · policy · lapses

No insurance filing history on record.

This timeline is the FMCSA filing history, and it ends at the most recent superseded filing — current policy status is not tracked here. Request a certificate of insurance to confirm active coverage before tendering.

Explore full authority & insurance record

Equipment & fleet

VIN-decoded · NHTSA vPIC

Capacity· power units = haulable capacity; trailers are towed

Registered power units (MCS-150): 0
Observed power (24 mo): 1
Trailers (towed): 0

Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.

Fleet age· model years · decoded VINs

15.9 yr

Average age

2025

Newest model yr

1997

Oldest model yr

81.0%

VINs decoded

Explore full fleet — VIN roster, equipment mix, age distribution

Operations & lanes

Revealed by inspection density across 1 states · 24 mo

Operating footprint· revealed by roadside-inspection geography

Operating radiusLocal

revealed

States observed

US states

Inspections · 24 mo

CA busiest

Inspection density by state· each tile = a state · shade = inspections, last 24 mo

Home base

SONORA, CA

100 SCHOOL STREET

Top corridor

CA 94

Density

fewermore

Shade = roadside inspections, last 24 mo.

See the full operating map — state density, top lanes

Network & fraud

Affiliated entities & reincarnation signals · for review, not a verdict

Last 12 months: 1 truck also ran under 1 other carrier

VINs inspected under this carrier were recently inspected under other USDOTs too — the active double-broker / shared-equipment signal: USDOT 2807610Some overlap is legitimate (leased or sold equipment); review alongside the other signals.

Show all-time history (16 trucks · 4 carriers)

Across all inspections on record: USDOT 2621342 USDOT 2664347 USDOT 2626549 USDOT 2807610

Capacity consistency· registered vs roadside-observed power units

Registered (MCS-150)

Observed (24 mo)

Shared w/ other carriers

Registered and roadside-observed capacity are broadly consistent.

Explore the carrier network & VIN cross-links

Identity & contact

FMCSA census + L&I dossier

Location

Physical address: 100 SCHOOL STREET, SONORA, CA, 95370
Operation: Intrastate (Non-Hazmat)

Contact

Phone: (209) 533-0423
Cell: (209) 768-6523
Fax: (209) 532-4513
Email: dbo@sonorahs.k12.ca.us
Web domain: sonorahs.k12.ca.us

Registration

Officers: Kimberlee Evans · Christi Hammerbeck
USDOT / docket: 2647890
First registered: Jun 12, 2015
Last MCS-150: Mar 27, 2025 · 192,555 mi (2024)
FMCSA safety rating: Not rated
D-U-N-S: —

Fleet (self-reported · MCS-150)

—Power units

Drivers

—CDL drivers

192,555

Annual mileage

Open the full identity & federal record

Federal activity

Daily-captured FMCSA licensing & insurance changes — monitored by Vektor

Federal record activity· monitored daily by Vektor

No licensing or insurance changes captured since Vektor began monitoring this carrier (June 2026). Quiet is usually good.

Open the full federal-record activity feed

Reviews

Verified broker, shipper & driver reviews — moderated

Performance ratings only — never the Vektor risk score

No verified reviews yet

Be the first broker or shipper to rate SONORA UNION HIGH SCHOOL DISTRICT. Reviews cover performance only — on-time delivery, payment speed, communication — and never affect the Vektor risk score.

Leave a review

Open reviews

Verification summaryAuthority, insurance, safety and identity facts for SONORA UNION HIGH SCHOOL DISTRICT.

SONORA UNION HIGH SCHOOL DISTRICT (USDOT 2647890) has a Vektor safety score of 100/100 and a Clear to load verdict, from the carrier's FMCSA record refreshed Jun 13, 2026.

The carrier has an unknown current for-hire authority status because no FMCSA L&I authority row is available as of Jun 13, 2026.

It has an unknown current BIPD insurance status because no FMCSA L&I active-filing snapshot is available as of Jun 13, 2026.

Its vehicle out-of-service rate was 1.1% over the last 24 months, versus the 22.26% CVSA national average, from FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier received 94 roadside inspections in the last 24 months — 94 vehicle-level and 0 driver-level — across 1 state, according to FMCSA roadside-inspection data refreshed Jun 13, 2026.

The carrier has 0 reportable crashes in the last 24 months and 0 fatal crashes across the full FMCSA crash record available as of Jun 13, 2026.

It reports 0 power units and 23 drivers in its most recent MCS-150 filing dated Mar 27, 2025.

It has no FMCSA-assigned safety rating in the federal record refreshed Jun 13, 2026.

Frequently asked

What is SONORA UNION HIGH SCHOOL DISTRICT's USDOT number?

SONORA UNION HIGH SCHOOL DISTRICT's USDOT number is 2647890.

Is SONORA UNION HIGH SCHOOL DISTRICT authorized to operate?

As of Jun 13, 2026, SONORA UNION HIGH SCHOOL DISTRICT is active in the FMCSA register.

What is SONORA UNION HIGH SCHOOL DISTRICT's safety record?

SONORA UNION HIGH SCHOOL DISTRICT has a 1.1% vehicle out-of-service rate (national average 22.26%) across 137 roadside inspections, with 0 reportable crashes in the last 24 months, and is not currently rated by FMCSA. Vektor's computed risk score is 100/100 (tier: clear).