Weigh Stations in California
8,034 inspection sites in California with 773,181 total inspections on record.
Inspection Sites
8,034
Total Inspections
773,181
OOS Inspections
125,178
Unique Carriers
219,367
About Weigh Stations in California
California operates 8,034 weigh stations and roadside inspection sites where commercial motor vehicles are subject to safety inspections, weight checks, and credential verification under the federal Motor Carrier Safety Assistance Program (MCSAP).
Inspections at California facilities follow CVSA North American Standard procedures. Inspectors check vehicle mechanical condition, driver qualifications, hours of service compliance, and hazardous materials documentation.
The busiest inspection site in California is CORDELIA IF with 79,039 inspections on record.
Inspection Sites
Showing 50 of 8,034 stations (page 1 of 161)
Stations in California
Showing 50 of 8,034
fmcsa-inspections
| Station Name | Type | Inspections | OOS Rate | Carriers | Active Period |
|---|---|---|---|---|---|
| CORDELIA IF | — | 79,039 | 10.8% | 14,440 | Jan 1, 2020 – Apr 2, 2026 |
| CHOWCHILLA RIVER IF | — | 58,601 | 9.7% | 13,422 | Jan 1, 2020 – Mar 31, 2026 |
| DUNSMUIR GRADE IF | — | 57,084 | 13.2% | 8,440 | Jan 1, 2020 – Apr 2, 2026 |
| GILROY IF | — | 49,902 | 10.8% | 9,946 | Jan 1, 2020 – Apr 2, 2026 |
| OTAY MESA IF | — | 44,131 | 14.9% | 2,061 | Jan 1, 2020 – Mar 31, 2026 |
| DESERT HILLS IF | — | 44,063 | 31.1% | 14,615 | Jan 1, 2020 – Apr 3, 2026 |
| GRAPEVINE IF | — | 40,923 | 18.4% | 12,563 | Jan 1, 2020 – Apr 1, 2026 |
| CASTAIC IF | — | 40,671 | 11.4% | 13,173 | Jan 1, 2020 – Apr 3, 2026 |
| COTTONWOOD IF | — | 39,676 | 13.2% | 10,128 | Jan 1, 2020 – Apr 3, 2026 |
| SAN ONOFRE IF | — | 35,512 | 14.4% | 9,320 | Jan 1, 2020 – Apr 3, 2026 |
| RAINBOW IF | — | 32,371 | 21.0% | 9,191 | Jan 1, 2020 – Apr 1, 2026 |
| NIMITZ IF | — | 28,189 | 19.5% | 7,333 | Jan 1, 2020 – Apr 1, 2026 |
| CALEXICO IF | — | 27,914 | 9.5% | 844 | Jan 1, 2020 – Mar 23, 2026 |
| DONNER PASS IF | — | 17,439 | 7.4% | 6,234 | Jan 1, 2020 – Apr 3, 2026 |
| MT. PASS IF | — | 16,475 | 20.6% | 6,211 | Jan 1, 2020 – Apr 2, 2026 |
| SIDEWINDER PLATFORM SCALE | — | 12,677 | 22.6% | 5,875 | Jan 1, 2020 – Apr 2, 2026 |
| DONNER PASS CVEF | — | 10,779 | 12.7% | 4,520 | Jan 1, 2020 – Apr 2, 2026 |
| MISSION GRADE IF | — | 10,521 | 16.8% | 3,763 | Jan 1, 2020 – Apr 2, 2026 |
| MOUNTAIN PASS CVEF | — | 9,394 | 36.2% | 5,049 | Jan 1, 2020 – Apr 2, 2026 |
| CONEJO IF | — | 9,308 | 17.7% | 4,312 | Jan 1, 2020 – Apr 2, 2026 |
| CAJON SCALES | — | 8,890 | 43.2% | 5,084 | Jan 1, 2020 – Mar 31, 2026 |
| CACHE CREEK | — | 6,756 | 35.7% | 4,316 | Jan 1, 2020 – Apr 1, 2026 |
| CARSON PLATFORM SCALES | — | 6,610 | 6.9% | 3,049 | Jan 1, 2020 – Apr 2, 2026 |
| CACHE CREEK SCALE | — | 5,043 | 30.3% | 3,295 | Jan 1, 2020 – Apr 2, 2026 |
| CALEXICO EF | — | 4,764 | 4.7% | 490 | Jan 1, 2020 – Mar 20, 2026 |
| CARSON | — | 4,149 | 7.6% | 1,479 | Jan 1, 2020 – Apr 2, 2026 |
| CONEJO CVEF | — | 3,755 | 23.8% | 2,496 | Jan 1, 2020 – Apr 2, 2026 |
| BAKERSFIELD AREA | — | 3,699 | 31.1% | 2,684 | Jan 1, 2020 – Mar 31, 2026 |
| LIVERMORE | — | 3,647 | 7.1% | 2,202 | Jan 1, 2020 – Apr 1, 2026 |
| MT. PASS JPOE CVEF | — | 3,608 | 28.7% | 2,354 | Jan 1, 2020 – Mar 14, 2026 |
| 3950 E/B INTERSTATE 80 | — | 3,447 | 10.8% | 1,955 | Jan 1, 2020 – Apr 1, 2026 |
| STOCKTON AREA | — | 3,284 | 14.7% | 1,451 | Jan 1, 2020 – Apr 2, 2026 |
| MT. PASS J.P.O.E. C.V.E.F. | — | 3,268 | 29.3% | 1,879 | Jan 1, 2020 – Mar 21, 2026 |
| LEBEC | — | 3,206 | 22.4% | 2,001 | Jan 1, 2020 – Mar 25, 2026 |
| CACHE CREEK SCALES | — | 3,201 | 34.7% | 2,329 | Jan 1, 2020 – Apr 1, 2026 |
| WB PERALTA SCALE | — | 3,064 | 39.3% | 2,317 | Jan 1, 2020 – Apr 3, 2026 |
| CAJON PLATFORM SCALES | — | 3,047 | 30.6% | 2,222 | Jan 1, 2020 – Mar 31, 2026 |
| TECATE | — | 2,990 | 15.7% | 297 | Jan 1, 2020 – Mar 31, 2026 |
| W/B LIVERMORE PLATFORM SCALE | — | 2,958 | 12.5% | 1,664 | Jan 1, 2020 – Apr 2, 2026 |
| I-15 @MOUNTAIN PASS JPOE,CVEF | — | 2,945 | 27.0% | 1,982 | Jan 1, 2020 – Mar 25, 2026 |
| LOS ANGELES | — | 2,777 | 11.1% | 628 | Jan 1, 2020 – Apr 2, 2026 |
| COTTONWOOD CVEF | — | 2,757 | 17.8% | 1,685 | Jan 1, 2020 – Apr 2, 2026 |
| RIVERSIDE AREA | — | 2,701 | 4.5% | 1,136 | Jan 1, 2020 – Mar 18, 2026 |
| VISALIA AREA | — | 2,692 | 25.4% | 1,597 | Jan 1, 2020 – Apr 2, 2026 |
| SAN ONOFRE NB IF | — | 2,630 | 32.8% | 1,917 | Jan 1, 2020 – Apr 3, 2026 |
| MT. PASS CVEF JPOE | — | 2,555 | 31.3% | 1,340 | Jan 1, 2020 – Apr 2, 2026 |
| E/B HWY 580, LIVERMORE | — | 2,528 | 17.5% | 1,494 | Jan 1, 2020 – Apr 2, 2026 |
| OTAY MESA INSPECTION FACILITY | — | 2,527 | 23.1% | 666 | Jan 1, 2020 – May 28, 2025 |
| LONG BEACH | — | 2,510 | 4.5% | 172 | Jan 1, 2020 – Apr 1, 2026 |
| EB ANTELOPE SCALE | — | 2,504 | 26.6% | 1,746 | Jan 1, 2020 – Apr 2, 2026 |