{
  "tool": "sensor-gap-finder/1.0",
  "query": {
    "lat": 39.6,
    "lng": -110.8
  },
  "snap": {
    "comid": "3908313",
    "upstream_path_km": 11.383
  },
  "parameters": {
    "distance_km": 40,
    "gap_threshold_km": 8,
    "wqp_snap_km": 1
  },
  "sensors_upstream": [
    {
      "id": "USGS-394120110465801",
      "name": "CORDINGLY CANYON CREEK NEAR PRICE, UTAH",
      "source": "EPA WQP (USGS Utah Water Science Center)",
      "uri": null,
      "lng": -110.783492,
      "lat": 39.6888526,
      "path_km": 11.383,
      "snapped": [
        -110.790676005,
        39.684277199
      ],
      "off_path_km": 0.797
    }
  ],
  "sensor_count": 1,
  "gaps": [
    {
      "from_km": 0,
      "to_km": 11.383,
      "length_km": 11.383,
      "from_sensor": "query_point",
      "to_sensor": "USGS-394120110465801"
    }
  ],
  "nearest_upstream_gap": {
    "from_km": 0,
    "to_km": 11.383,
    "length_km": 11.383,
    "from_sensor": "query_point",
    "to_sensor": "USGS-394120110465801"
  },
  "proposed_station": {
    "lat": 39.642291,
    "lng": -110.795989,
    "path_km": 5.691,
    "rationale": "Midpoint of nearest upstream sensor gap (0–11.383 km, 11.383 km without monitoring). Snapped to NHDPlus main-stem flowline; midway placement maximizes coverage of the unsensed reach between query_point and USGS-394120110465801."
  },
  "generated": "2026-09-30T12:09:20.514Z"
}