{"name":"Marsh Creek","slug":"marsh-creek-thunder-bay","river_id":null,"bbox":[-84.1311,44.66,-83.93237,44.80746],"generated_at":"2026-09-28T18:53:07Z","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":[{"site_no":"04136500","name":"Au Sable River at Mio","short":"Au Sable River at Mio","lat":44.66,"lon":-84.1311,"rm":null,"july_mean_f":70.03,"live":{"temp_c":13.8,"at_temp_c":"2026-09-28T18:30:00+00:00","at":"2026-09-28T18:30:00+00:00","provisional":true,"gage_ft":2.95,"at_gage_ft":"2026-09-28T18:30:00+00:00","cfs":879.0,"at_cfs":"2026-09-28T18:30:00+00:00","temp_f":56.8,"thermal_class":"Cold"}}],"river":{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"july_class":"Unknown"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.02283000000001,44.79600000000004],[-84.02229,44.795670000000015]],[[-84.02642,44.79916],[-84.02526,44.79811000000003],[-84.02566,44.79717000000001],[-84.02542,44.797009999999965]],[[-84.02837,44.80375000000004],[-84.02741,44.80254000000001],[-84.02773,44.80219999999997],[-84.02714,44.7995],[-84.02642,44.79916]],[[-84.0023,44.787619999999976],[-84.00084,44.78789000000002],[-84.0,44.78756],[-83.99866,44.787750000000024]],[[-84.03959,44.80628999999999],[-84.03885,44.80649999999996],[-84.03717,44.80625000000004],[-84.03676,44.807],[-84.03545,44.807459999999985],[-84.0334,44.80650999999997],[-84.03343,44.80586999999992],[-84.03262,44.80515000000003],[-84.03218,44.805699999999995],[-84.03111,44.80583],[-84.0286,44.80481999999996],[-84.02788000000001,44.80439000000003],[-84.02837,44.80375000000004]],[[-84.02235,44.792929999999984],[-84.02155000000002,44.79199999999996],[-84.01738,44.79001999999997],[-84.01573,44.789000000000065],[-84.01523,44.78834000000003],[-84.01386,44.788099999999986],[-84.01213,44.78733],[-84.01104,44.78764999999999],[-84.00947,44.78659999999999],[-84.00732,44.78674999999998]],[[-84.02542,44.797009999999965],[-84.02547,44.79618],[-84.02495,44.79584000000001],[-84.02453,44.796109999999956],[-84.02283000000001,44.79600000000004]],[[-84.02229,44.795670000000015],[-84.02218,44.79511999999997]],[[-84.02218,44.79511999999997],[-84.02206,44.794349999999994],[-84.02261,44.79323999999996],[-84.02235,44.792929999999984]],[[-84.04397,44.805299999999974],[-84.0421,44.805499999999995],[-84.03959,44.80628999999999]]]}},{"type":"Feature","properties":{"july_class":"Cold"},"geometry":{"type":"MultiLineString","coordinates":[[[-84.00732,44.78674999999998],[-84.00455,44.78754999999999],[-84.0039,44.78729999999997],[-84.00349,44.78747000000005]],[[-84.00349,44.78747000000005],[-84.0023,44.787619999999976]],[[-83.99866,44.787750000000024],[-83.99573,44.78909000000002],[-83.99565,44.78957999999997]],[[-83.99565,44.78957999999997],[-83.9951,44.789779999999986],[-83.9939,44.78949999999998],[-83.99312,44.789860000000026],[-83.99201000000001,44.78990999999999],[-83.99167,44.789689999999986],[-83.9906,44.789779999999986],[-83.99041,44.78937],[-83.98971,44.78943999999999]],[[-83.98971,44.78943999999999],[-83.98888,44.78907999999996],[-83.98804,44.78934999999999],[-83.98702,44.78898999999998],[-83.98597,44.78907000000004],[-83.98544,44.78942],[-83.98439,44.789239999999964]],[[-83.98439,44.789239999999964],[-83.98345,44.789020000000015],[-83.98237,44.78827999999997],[-83.98178000000001,44.787119999999994],[-83.98209,44.78691999999998],[-83.98129,44.78634999999999],[-83.98144,44.78607000000004],[-83.98086,44.785349999999966],[-83.98105,44.78485000000007],[-83.98,44.78398],[-83.97999,44.78278999999998],[-83.97945,44.78175000000002]],[[-83.97945,44.78175000000002],[-83.97925,44.779799999999994]],[[-83.97925,44.779799999999994],[-83.97851,44.77977000000002],[-83.9778,44.78022000000001],[-83.97656,44.78015999999999]],[[-83.97656,44.78015999999999],[-83.97487,44.78029999999996]],[[-83.97487,44.78029999999996],[-83.97388,44.78027],[-83.97292,44.779379999999996],[-83.97274,44.778589999999994],[-83.97222,44.77837000000003],[-83.97174,44.77856000000001],[-83.97139,44.77827999999997],[-83.97075,44.776859999999964],[-83.97114,44.77629999999996],[-83.97055,44.775529999999996],[-83.96851,44.77538999999999],[-83.9682,44.774910000000006],[-83.96675,44.774580000000036],[-83.96643,44.774060000000055],[-83.96566,44.774329999999985],[-83.96546,44.77357],[-83.96428,44.773219999999974],[-83.96049,44.773100000000014],[-83.95896,44.77401999999996],[-83.95776,44.77523000000001],[-83.95559,44.776069999999955],[-83.95352,44.77619000000002],[-83.95294,44.77585999999997],[-83.95066,44.77596000000004],[-83.94967,44.77570000000006],[-83.94913,44.776320000000005],[-83.94722,44.776449999999976],[-83.94654,44.77691999999999],[-83.94446,44.776270000000004],[-83.94226,44.776099999999964],[-83.94203,44.776570000000035],[-83.94113,44.776469999999975],[-83.93788,44.77728000000001],[-83.93685,44.77800000000002],[-83.93679,44.778779999999955],[-83.93417,44.78034],[-83.93237,44.77970999999996]]]}}]},"land":{"type":"FeatureCollection","features":[{"type":"Feature","properties":{"name":"Clinton Township Park","owner":"City"},"geometry":{"type":"Polygon","coordinates":[[[-84.04991,44.80693100000001],[-84.040964,44.805263999999944],[-84.040864,44.80309599999996],[-84.050653,44.80298499999999],[-84.04991,44.80693100000001]]]}}]}}