{
  "stream_miles_city": 17.93,
  "buffer_acres_city": 476.9,
  "parcels_touched": 1489,
  "width_ft": 100,
  "by_width": {
    "35":  { "acres": 163.2, "parcels": 982 },
    "50":  { "acres": 236.0, "parcels": 1064 },
    "75":  { "acres": 357.3, "parcels": 1307 },
    "100": { "acres": 476.9, "parcels": 1489 },
    "150": { "acres": 708.8, "parcels": 1881 }
  },
  "city_published_100ft_polygon": { "acres": 479.3, "parcels": 1490 },
  "city_limits_acres": 9103.5,
  "source": "City of Walla Walla GIS + Walla Walla County parcels, computed 2026-10-10",
  "computed": "2026-10-10",
  "method_url": "method.html",
  "consultant": {
    "label": "City consultant (Facet, July 2026)",
    "acres_today": 268.8,
    "acres_proposed": 757.4,
    "stream_miles": 43.2,
    "open_miles": 29.7,
    "piped_miles": 13.5,
    "note": "Facet counts piped reaches and more stream segments than the City's Oct 6 visible-streams layer, so its acreage is higher than the band drawn here; both are the City's own numbers.",
    "source": "Facet memo to the City, 2026-07-01 (research/FACTS.md F-044)"
  }
}