{"ticker":"POTHOLE","name":"Pothole complaints in Chicago","family":"streets","counts":"Pothole complaints made to Chicago's 311 service in a month, streets and alleys together (service codes PHF, Pothole in Street Complaint, and PHB, Alley Pothole Complaint), by the date each was made. Every complaint counts, duplicates included. Counted from February 2019, the first month the file holds pothole complaints at their usual volume: a few hundred a month in late 2018, 1,406 in January 2019, 9,950 in February.","unit":"complaints","cadence":"Monthly. 311 posts complaints within a day; a month prints three days after it ends.","step":"month","period":"month","baseline":"monthly","source":{"name":"City of Chicago, 311 Service Requests, service codes PHF and PHB","url":"https://data.cityofchicago.org/d/v6vf-nfxy","terms":"City of Chicago Data Terms of Use: derivative use is allowed with the city's disclaimer on the page.","terms_url":"https://www.chicago.gov/city/en/narr/foia/data_disclaimer.html","attribution":"This site provides applications using data that has been modified for use from its original source, www.cityofchicago.org, the official website of the City of Chicago. The City of Chicago makes no claims as to the content, accuracy, timeliness, or completeness of any of the data provided at this site. The data provided at this site is subject to change at any time. It is understood that the data provided at this site is being used at one's own risk."},"latest":{"period":"2026-10-01","value":4211,"provisional":false,"change_pct":-11.4,"change_vs":"2026-09-01","score":0,"z":-0.4},"latest_complete":{"period":"2026-10-01","value":4211,"score":0,"z":-0.4,"band":"Quiet"},"baseline_days":{"have":13,"need":12},"revised_days":0,"predict":{"on":false,"why":"Calls open when the Arena takes monthly rounds."},"settlement":{"grade":"display","why":"Complaints, not holes: one bad block brings many calls. Shown, not settled on.","manipulation":"Cheap in small numbers. A complaint is a phone call or a web form.","fallback":"A month prints three days after it ends. If 311 posts nothing for the month, it stays open. A month 311 never posts is void.","precision":"Whole complaints with service code PHF or PHB, by created date, Chicago time as the city records it.","version":"Rulebook v0.2, 2026-10-04","see_only":false},"linked":[],"url":"https://tickerz.com/x/pothole","first_print":{"period":"2026-10-01","value":null,"sealed_day":null,"digest_sha256":null,"bitcoin_height":null,"proof_url":null,"note":"Not on-chain yet. The newest complete period goes on-chain with the daily proof at 12:40 UTC."},"days":[{"period":"2025-09-01","value":2740,"provisional":false,"change_pct":null,"band":null,"z":null,"settlement_value":null},{"period":"2025-10-01","value":2302,"provisional":false,"change_pct":-16,"band":null,"z":null,"settlement_value":null},{"period":"2025-11-01","value":1714,"provisional":false,"change_pct":-25.5,"band":null,"z":null,"settlement_value":null},{"period":"2025-12-01","value":2565,"provisional":false,"change_pct":49.6,"band":null,"z":null,"settlement_value":null},{"period":"2026-01-01","value":6041,"provisional":false,"change_pct":135.5,"band":null,"z":null,"settlement_value":null},{"period":"2026-02-01","value":6647,"provisional":false,"change_pct":10,"band":null,"z":null,"settlement_value":null},{"period":"2026-03-01","value":10002,"provisional":false,"change_pct":50.5,"band":null,"z":null,"settlement_value":null},{"period":"2026-04-01","value":12523,"provisional":false,"change_pct":25.2,"band":null,"z":null,"settlement_value":null},{"period":"2026-05-01","value":7887,"provisional":false,"change_pct":-37,"band":null,"z":null,"settlement_value":null},{"period":"2026-06-01","value":5658,"provisional":false,"change_pct":-28.3,"band":null,"z":null,"settlement_value":null},{"period":"2026-07-01","value":5718,"provisional":false,"change_pct":1.1,"band":null,"z":null,"settlement_value":null},{"period":"2026-08-01","value":5433,"provisional":false,"change_pct":-5,"band":null,"z":null,"settlement_value":null},{"period":"2026-09-01","value":4753,"provisional":false,"change_pct":-12.5,"band":"Quiet","z":-0.2,"settlement_value":null},{"period":"2026-10-01","value":4211,"provisional":false,"change_pct":-11.4,"band":"Quiet","z":-0.4,"settlement_value":null}],"round":null,"upcoming":null,"past_rounds":[],"resolved_rounds":[],"points":{"right":10,"wrong":0,"money":false},"seal":{"day":"2026-11-12","digest_sha256":"6d5210d388bc11cf2fcdcc86fb2fa01dc92efe78e45aa60675747ba4cdaa8322","stamped_at":"2026-11-12T12:40:33.705+00:00","bitcoin_height":975557},"forecast":null}