{"name":"North Branch Grindstone River","slug":"north-branch-grindstone-river","river_id":null,"bbox":[-93.0151,46.03946,-92.975,46.10867],"generated_at":"2026-09-24T03:07:04Z","basis":"vsec","breaks":[58,64,70],"thermal":{"Cold":{"color":"#0f6e56","dark":"#3f9b7f"},"Cold-transitional":{"color":"#3d7c9c","dark":"#6aa6c4"},"Cool":{"color":"#c98a3b","dark":"#d9a256"},"Warm":{"color":"#a94b32","dark":"#c46a4f"},"Unknown":{"color":"#9a9384","dark":"#7c766a"}},"sites":[],"river":{"type":"FeatureCollection","features":[]},"land":{"type":"FeatureCollection","features":[]}}