daily rebuild: 552 strings, 2026-09-13T13:59:52.219156Z
Browse files- README.md +14 -50
- data/notice_type_crosswalk.csv +0 -0
README.md
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Every US state publishes WARN Act layoff notices with a free-text column saying
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what kind of event it is. The statute recognises **two**: a *plant closing* and a
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*mass layoff*. Across 48 states that column contains
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**
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once you fold case).
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This dataset is the **crosswalk**: one row per raw string, how many notices carry
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## The finding that matters
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**
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Only 31 are shared across states at all.**
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There is no common vocabulary. `CL` means *closure* in Indiana and Wisconsin;
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Illinois fills the column with `State`; five states write `WARN` — the name of the
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statute — where the event type belongs.
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single notice in the entire archive.
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This is why "just parse the state files" does not converge: there is nothing to
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| maps to | distinct strings |
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|---|---|
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| layoff |
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| closure |
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| mixed (both terms present) |
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| unknown (deliberately unmapped) | 197 |
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`unknown` is a real category, not a failure to try. It covers blanks, strings that
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| raw value | maps to | notices | states | used by |
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|---|---|---|---|---|
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| *(blank)* | **unknown** | 13,
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| `Layoff Permanent` | **layoff** | 7,812 | 2 | CA TN |
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| `Closure` | **closure** | 6,
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| `Layoff` | **layoff** | 5,
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| `State` | **unknown** | 4,845 | 1 | IL |
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| `Closure Permanent` | **closure** | 4,164 | 2 | CA TN |
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| `Layoff Temporary` | **layoff** | 3,657 | 2 | CA TN |
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| `WARN` | **unknown** | 1,658 | 5 | AZ DE KS ME VT |
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| `Closing` | **closure** | 1,196 | 8 | CO CT IA MN MO PA RI WV |
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| `Plant Closing` | **closure** | 917 | 3 | MI OK PA |
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| `CL` | **closure** | 862 | 2 | IN WI |
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| `Mass Layoff` | **layoff** |
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## Files
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- **`data/notice_type_crosswalk.csv`** —
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`raw_value`, `kind`, `permanence`, `reason`, `notices`, `n_states`, `states`.
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Covers all **
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2026-09-
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themselves, so the two can never disagree.
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## Limits — read before citing
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- [Site](https://approjects-warn-act-notices.static.hf.space) · [Source and methodology](https://github.com/APVentureEngine/warn-act-notices)
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License CC-BY-4.0. Built from public state government records.
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<!-- warn-feed:offer:start -->
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## Use it, or keep watching it
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This dataset is one cut of a single daily rebuild: **61,306 US WARN Act
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layoff notices from 48 state agencies, 1988 to today**, one schema, no
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login, no delay, CC BY 4.0. Snapshot as of **2026-09-13**; the files above are
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rebuilt every day, so the live count is the truth.
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**Look something up right now — free, no signup, nothing to install.**
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[Check any employer or state against the last 180 days
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→](https://approjects-warn-act-notices.static.hf.space/watch-now.html) It runs in your browser against these same files.
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**Building something with it?** The same files are a free HTTP API — JSON and
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CSV, no key, no signup, `access-control-allow-origin: *` so `fetch()` works from
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a browser: [endpoints, schema and curl examples →](https://approjects-warn-act-notices.static.hf.space/api.html)
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**Or have it watch a list for you.** Coming back to look is the part a CSV cannot
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do. **WARN Watch — $49 for a year**, one payment, nothing auto-renews, 14-day
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refund, no login: up to 500 employer names plus whole states, matched on every
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daily refresh, delivered to a private alert page + calendar (.ics) + RSS +
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an optional Slack / Discord / Teams webhook. Every alert carries that employer's
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whole filing history from the archive, which a keyword rule on an RSS feed cannot
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see. There is no built-in email — we do not claim one.
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- [See a real alert page before paying](https://approjects-warn-act-notices.static.hf.space/watch-sample.html) · [what you get](https://approjects-warn-act-notices.static.hf.space/watch.html)
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- [Try it free for 30 days, no card](https://approj.gumroad.com/l/warn-free-watch) · [Buy — $49/year](https://approj.gumroad.com/l/warn-watch)
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**Reaching a human.** WARN Feed is published by APProjects, an automated data
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publisher — that is stated plainly rather than dressed up. Corrections, coverage
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gaps, schema questions and refund requests all go here and are read:
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[open an issue](https://github.com/APVentureEngine/warn-act-notices/issues/new/choose). Payments are handled by Gumroad as merchant of
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record, so an invoice can carry your company name.
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[Source, scrapers and methodology](https://github.com/APVentureEngine/warn-act-notices) · [the 48-state site](https://approjects-warn-act-notices.static.hf.space/)
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<!-- warn-feed:offer:end -->
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Every US state publishes WARN Act layoff notices with a free-text column saying
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what kind of event it is. The statute recognises **two**: a *plant closing* and a
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*mass layoff*. Across 48 states that column contains
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**552 distinct exact strings** (531
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once you fold case).
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This dataset is the **crosswalk**: one row per raw string, how many notices carry
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## The finding that matters
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**521 of the 552 strings (94%) are used by exactly one state.
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Only 31 are shared across states at all.**
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There is no common vocabulary. `CL` means *closure* in Indiana and Wisconsin;
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Illinois fills the column with `State`; five states write `WARN` — the name of the
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statute — where the event type belongs. 372 strings appear on a
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single notice in the entire archive.
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This is why "just parse the state files" does not converge: there is nothing to
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| maps to | distinct strings |
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|---|---|
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| layoff | 185 |
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| closure | 147 |
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| mixed (both terms present) | 23 |
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| unknown (deliberately unmapped) | 197 |
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`unknown` is a real category, not a failure to try. It covers blanks, strings that
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| raw value | maps to | notices | states | used by |
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|---|---|---|---|---|
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| *(blank)* | **unknown** | 13,759 | 29 | AK CO CT DC FL HI ID KY LA MA MN MO MT ND… |
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| `Layoff Permanent` | **layoff** | 7,812 | 2 | CA TN |
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| `Closure` | **closure** | 6,077 | 15 | AK AL CO KY MI MS NC NE NV NY OH PA VA WA WV |
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| `Layoff` | **layoff** | 5,943 | 15 | AK AL KY MI MO MS NC NE NV NY OH PA VA WA WV |
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| `State` | **unknown** | 4,845 | 1 | IL |
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| `Closure Permanent` | **closure** | 4,164 | 2 | CA TN |
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| `Layoff Temporary` | **layoff** | 3,657 | 2 | CA TN |
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| `WARN` | **unknown** | 1,658 | 5 | AZ DE KS ME VT |
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| `Plant Closing` | **closure** | 1,398 | 4 | MI NY OK PA |
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| `Closing` | **closure** | 1,196 | 8 | CO CT IA MN MO PA RI WV |
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| `CL` | **closure** | 862 | 2 | IN WI |
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| `Mass Layoff` | **layoff** | 838 | 8 | CO IA MD MI NY OK PA WV |
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## Files
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- **`data/notice_type_crosswalk.csv`** — 552 rows:
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`raw_value`, `kind`, `permanence`, `reason`, `notices`, `n_states`, `states`.
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Covers all **61,304** notices in the archive as of
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2026-09-13; rebuilt daily in the same pipeline run as the notices
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themselves, so the two can never disagree.
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## Limits — read before citing
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- [Site](https://approjects-warn-act-notices.static.hf.space) · [Source and methodology](https://github.com/APVentureEngine/warn-act-notices)
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License CC-BY-4.0. Built from public state government records.
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data/notice_type_crosswalk.csv
CHANGED
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Binary files a/data/notice_type_crosswalk.csv and b/data/notice_type_crosswalk.csv differ
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