Anchor: July 2026 · data 2026-07-19

Context

Sources & provenance

Every layer on the interactive map traces to a public source below. Single-sourced layers are flagged; nothing renders as fact without a reachable citation. Tulsa-only; anchored to July 2026 on Q1–Q2 2026 data.

Works cited

  1. Tulsa County Assessor / City of Tulsa GIS (CityofTulsaGIS) parcels. Parcels & ownership. Public record (Oklahoma Open Records Act). Retrieved 2026-07-19. Source dataset
  2. HUD — OPPORTUNITY ZONES (TREASURY/CDFI 2018 DESIGNATIONS). opportunity_zone. Public agency data. Retrieved 2026-07-19. Source dataset
  3. HUD — QUALIFIED CENSUS TRACTS (QCT) 2026. qct. Public agency data. Retrieved 2026-07-19. Source dataset
  4. CITY OF TULSA — TAX INCREMENT FINANCE (TIF) / INCREMENT DISTRICTS. tif. Public agency data. Retrieved 2026-07-19. Source dataset
  5. OKLAHOMA DEPT. OF COMMERCE (ODOC) — PRIORITY ENTERPRISE ZONES. enterprise_zone. Public agency data. Retrieved 2026-07-19. Source dataset
  6. U.S. CENSUS BUREAU TIGERWEB — FEDERAL AMERICAN INDIAN RESERVATIONS. tribal_reservation. Public agency data. Retrieved 2026-07-19. Source dataset
  7. U.S. CENSUS BUREAU TIGERWEB — OKLAHOMA TRIBAL STATISTICAL AREAS (OTSA). tribal_reservation. Public agency data. Retrieved 2026-07-19. Source dataset
  8. CITY OF TULSA — HISTORIC PRESERVATION (HP) ZONING DISTRICTS. historic_district. Public agency data. Retrieved 2026-07-19. Source dataset
  9. FEMA — NATIONAL FLOOD HAZARD LAYER (NFHL), FLOOD HAZARD ZONES. fema_flood. Public agency data. Retrieved 2026-07-19. Source dataset
  10. CITY OF TULSA — PAYMENT-IN-LIEU-OF-TAXES (PILOT) PROGRAM AREAS. pilot. Public agency data. Retrieved 2026-07-19. Source dataset
  11. CITY OF TULSA — PERMIT & CODE-ENFORCEMENT OPEN DATA. blight_signal. Public agency data. Retrieved 2026-07-19. Source dataset

Machine provenance

Provenance for each map layer — source, confidence tier, license, and retrieval date.
LayerSourceConfidenceLicenseRetrievedNotes
Parcels & ownershipTulsa County Assessor / City of Tulsa GIS (CityofTulsaGIS) parcelshighPublic record (Oklahoma Open Records Act)2026-07-19242 parcels · 88 city-owned
opportunity_zoneHUD — OPPORTUNITY ZONES (TREASURY/CDFI 2018 DESIGNATIONS)single_sourcedPublic agency data2026-07-1921 zones · single-sourced
qctHUD — QUALIFIED CENSUS TRACTS (QCT) 2026single_sourcedPublic agency data2026-07-1942 zones · single-sourced
tifCITY OF TULSA — TAX INCREMENT FINANCE (TIF) / INCREMENT DISTRICTSsingle_sourcedPublic agency data2026-07-1926 zones · single-sourced
enterprise_zoneOKLAHOMA DEPT. OF COMMERCE (ODOC) — PRIORITY ENTERPRISE ZONESsingle_sourcedPublic agency data2026-07-1921 zones · single-sourced
tribal_reservationU.S. CENSUS BUREAU TIGERWEB — FEDERAL AMERICAN INDIAN RESERVATIONSsingle_sourcedPublic agency data2026-07-191 zones · single-sourced · effect via per-parcel review flag
tribal_reservationU.S. CENSUS BUREAU TIGERWEB — OKLAHOMA TRIBAL STATISTICAL AREAS (OTSA)single_sourcedPublic agency data2026-07-193 zones · single-sourced · effect via per-parcel review flag
historic_districtCITY OF TULSA — HISTORIC PRESERVATION (HP) ZONING DISTRICTSsingle_sourcedPublic agency data2026-07-198 zones · single-sourced
fema_floodFEMA — NATIONAL FLOOD HAZARD LAYER (NFHL), FLOOD HAZARD ZONESsingle_sourcedPublic agency data2026-07-192 zones · single-sourced
pilotCITY OF TULSA — PAYMENT-IN-LIEU-OF-TAXES (PILOT) PROGRAM AREASuncertainPublic agency data2026-07-190 zones · single-sourced · effect via per-parcel review flag
blight_signalCITY OF TULSA — PERMIT & CODE-ENFORCEMENT OPEN DATAuncertainPublic agency data2026-07-190 zones · single-sourced · effect via per-parcel review flag

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