Employer · WARN Act history · Mining & Oil and Gas Extraction
Chevron
1,000 workers across 4 WARN notices, primarily in CA - recorded in the current PlainLayoffs dataset.
- 1,000
- Workers cut
- 4
- WARN notices
- 1
- State
- 250
- Avg / notice
Chevron has 4 recorded WARN filings affecting 1,000 workers
According to WARN Act filings submitted to state workforce agencies, Chevron has 4 recorded filings covering 1,000 workers across 1 state, primarily CA, the 160th-largest recorded WARN footprint among 7,009 tracked employers. WARN notices cover qualifying reported events, so this record is not a complete count of the employer's workforce changes.
Chevron is a major Mining & Oil and Gas Extraction contributor — 10% of the sector's 9,787 WARN-laid-off workers across 21 employers, ranking #3 in Mining & Oil and Gas Extraction.
How 1,000 workers split by filing year
Calendar-year totals from WARN notice_date fields in this dataset, the same figures summed in the notice history below.
Chevron city concentration · single-city dominant
Named cities on WARN filing rows only (city blank on a filing is omitted). Shares are of the city-tagged worker total, not every notice in the record.
94.8% of named-city WARN workers for Chevron sit in San Ramon (948 of 1,000).
Lead city San Ramon · 94.8% · 2 named cities · top-3 share 100%
DOL WARN employer filing desk
Employer CHEVRON · Chevron 1,000 workers · 4 filings
NOTC-LIGHT · WORK-HEAVY · PHOTO-UNK · RUNWAY-OVER · STAT-SINGLE · BOOK-DUAL · TYPE-LAYOFF
- NOTC-LIGHT 4 filings
- WORK-HEAVY #160
- PHOTO-UNK No peer
- RUNWAY-OVER 0d
- STAT-SINGLE CA
- BOOK-DUAL 2 agencies
- TYPE-LAYOFF 4 layoffs
Stamps derive from filed notice_date, effective_date, workers_affected, state agency source, and filing type in this dataset, not a prediction of future layoffs.
Largest Chevron WARN filings · notice runway
Top 4 rows by workers_affected from this employer's filed notices. Runway = calendar days from notice_date to effective_date when both are published and forward-dated.
- San Ramon, CA · Layoff · Mining & Oil and Gas Extraction 700 workers · filed Sep 18, 2020 · 0d runway
- San Ramon, CA · Layoff · Mining & Oil and Gas Extraction 180 workers · filed Jul 1, 2026 · 62d runway
- San Ramon, CA · Layoff · Manufacturing 68 workers · filed Aug 22, 2025 · 0d runway
- Camino Media Bakersfield, CA · Layoff · Manufacturing 52 workers · filed Aug 22, 2025 · 0d runway
Median forward runway across 4 dated filings: 0 days (3 under 60d · 1 at/above 60d · 3 same-day or retroactive).
What changed - Chevron WARN filings by year
Computed from filed notice dates in this dataset (calendar years), not a vendor release label. Latest compared pair: .
- 2020 → 2025: WARN workers affected for Chevron fell from 700 in 2020 to 120 in 2025; notice count rose from 1 to 2.
- 2025 → 2026: WARN workers affected for Chevron rose from 120 in 2025 to 180 in 2026; notice count fell from 2 to 1.
Site-wide YoY movers: /changes (RSS). Dataset corrections: /changelog. Year hubs: /year/2026.
Where Chevron Falls Among Tracked Employers
7,009 employers with a WARN filing, bucketed by total workers affected
Bucket counts (employers by total workers affected, as of September 2026): 1-10: 955; 11-50: 1,411; 51-150: 3,067; 151-500: 1,205; 501-1.5k: 273; 1.5k-5k: 72; 5k-15k: 16; 15k+: 10. Chevron is in the 501-1.5k bucket (#160 of 7,009 by workers affected).
Employer Profile
Not all layoffs appear in WARN data, see our methodology for the federal + state coverage thresholds. Latest filing: Jul 2026.
WARN Notice History
2026
San Ramon, CA · Mining & Oil and Gas Extraction
Effective: Sep 1, 2026
180
workers
Filed Jul 1, 2026
2025
San Ramon, CA · Manufacturing
Effective: Aug 22, 2025
68
workers
Filed Aug 22, 2025
Camino Media Bakersfield, CA · Manufacturing
Effective: Aug 22, 2025
52
workers
Filed Aug 22, 2025
2020
San Ramon, CA · Mining & Oil and Gas Extraction
Effective: Sep 18, 2020
700
workers
Filed Sep 18, 2020
Questions about this Chevron record
What is the largest Chevron WARN filing on record? ▼
The largest row is the mass layoff filed for San Ramon, CA on Sep 18, 2020, covering 700 workers in Mining & Oil and Gas Extraction.
Where were Chevron's WARN notices filed? ▼
The filings name San Ramon and Camino Media Bakersfield; together they form 4 mass-layoff filings sourced from California EDD and the public WARN archive. States represented in this record: CA.
Where is Chevron's WARN footprint concentrated by city? ▼
94.8% of named-city WARN workers for Chevron sit in San Ramon (948 of 1,000).
Does Chevron's filing history show a recurring pattern? ▼
The filing history spans 2020 through 2026 across 3 calendar years; that recurrence is visible in the dated rows rather than inferred from news coverage.
How much advance notice appears in Chevron's record? ▼
The measurable notice runway clears the federal 60-day baseline; use the dated filing history to see which location and event produced it. Of 4 filings on record, 3 without a published effective date are excluded from that figure.
See also: CA WARN filings · Mining & Oil and Gas Extraction industry WARNs · WARN Act guide
Source: State WARN Act layoff registries Chevron notice history aggregated from state workforce agency filings · September 2026 A WARN filing is a required notice, not a judgment of the employer's management or finances. Coverage follows states with structured public registries; this public-record summary is not legal advice, financial advice, or employment advice.
Every figure on PlainLayoffs is rendered directly from public WARN Act filings and state workforce agency records, no number is typed in by an editor. This employer's notice history is rendered directly from state WARN Act filings. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 2026. A WARN filing is a legally required notice, not a judgment of a company's management or financial health; rankings here reflect filed notice volume only.