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Leak SiteState AGConfirmed6 filings · 4 statesLifecycle stage 2 of 3: ConfirmedUnverified claimConfirmedEnforcedvicesocietyhigh sensitivity
Merged incident · 6 filings

Sierra Joint Community College District — August 2022 breach

Clustered 6 filings across 5 jurisdictions · filing window Sep 20, 2022 → Feb 3, 2023. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

6 filings

States

4

Affected · reported

16

First → last filing

Sep 20, 2022 → Feb 3, 2023

Merge confidence

100%

incident inc_be73900829c94b6a · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 5 regulatory filings and 1 unverified claim. The filings describe a ransomware attack. Intrusion Aug 20, 2022, discovered Aug 20, 2022 — the first regulatory filing landed 83 days later (flagged late). 16 individuals reported across the linked filings. Data reported: Government ID, Identity (basic), Financial account, and 2 more. Notifications rolled out on a 136-day schedule across 5 filings beginning Sep 20, 2022. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental
Notification delay
83days

Discovered → first regulatory filing

Discovery variance
0days

Range of discovered_at dates across filings

Leak precedence
52days before filing

Days between the first leak-site claim and the first regulatory filing. Positive = the claim came first (public exposure before disclosure). Negative = the claim trailed the filing, so there was no pre-disclosure leak. Counts regulatory filings only — press coverage is not a regulatory disclosure.

Filing span
136days

Time between earliest and latest filing

Not recorded for this incident

Materiality delta · SEC filing delay — no SEC 8-K in this cluster.

Regulatory clocksCalifornia✗ CA 60-day late · 81dLeak gap⏱ Leak >30dFull clock table in Litigation Timeline

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Sierra Joint Community College District data breach (2022) · DisclosureLens