{
  "title": "Harvey preliminary San Jacinto HUC10 rainfall depths",
  "event": "Hurricane Harvey, August 24–September 1, 2017",
  "published_at": "2026-09-25",
  "source": {
    "title": "Hurricane Harvey: Precipitation and Flood Analysis in the Lake Houston Area",
    "url": "https://www.caee.utexas.edu/prof/maidment/giswr2017/TermProject/FinalReports/sabarayainduvenu_4068168_44216626_InduVenuSabaraya_TermPaper.pdf",
    "table": "Table 3, page 13",
    "source_type": "University student term paper; preliminary analysis, not an official NOAA/USGS watershed product"
  },
  "method": "GHCN station totals interpolated with Thiessen polygons and area-weighted over the author's HUC10 study units. The paper describes an August 24–September 1 window; its Table 3 column calls the period 10-day. Use the explicit date range and retain this discrepancy for QA.",
  "unit": "inches of estimated area-weighted precipitation",
  "quality": "preliminary_external_research",
  "caution": "These are rainfall depths, not volumes, runoff, flood excess, or recoverable supply. The source does not publish the project-required NOAA Stage IV fractional-cell HUC12 calculation. Do not add rows together; HUC10 unit names in the paper omit numeric codes and require boundary matching before area-volume conversion.",
  "rows": [
    {"watershed":"West Fork San Jacinto River","rainfall_inches":25.30},
    {"watershed":"West Fork San Jacinto River-Conroe Lake","rainfall_inches":19.33},
    {"watershed":"Caney Creek-Lake Creek","rainfall_inches":18.58},
    {"watershed":"Crystal Creek-West Fork San Jacinto River","rainfall_inches":22.83},
    {"watershed":"Frontal Lake Houston","rainfall_inches":30.55},
    {"watershed":"Little Cypress Creek-Cypress Creek","rainfall_inches":28.42},
    {"watershed":"Walnut Creek-Spring Creek","rainfall_inches":24.84},
    {"watershed":"Peach Creek-Caney Creek","rainfall_inches":22.06},
    {"watershed":"Tarkington Bayou-Luce Bayou","rainfall_inches":31.96},
    {"watershed":"Winters Bayou-East Fork San Jacinto River","rainfall_inches":24.37},
    {"watershed":"East Fork San Jacinto River-Frontal Lake Houston","rainfall_inches":27.23},
    {"watershed":"Buffalo Bayou-San Jacinto River","rainfall_inches":40.23}
  ]
}