Gauge Information

Name	Range	Difficulty	Updated	Level
PRESQUE ISLE RIVER NEAR TULA, MI
usgs-04032000	500 - 1000 cfs	II-IV	307d18h14m	145 cfs (too low)
	Almost certainly too low for good whitewater.
Gauge (261 sq.mi. drainage) lies 2.6 miles upstream. A few pretty fair-sized tribs enter below gauge / above rapids, so actual flow will be somewhat higher.
Range Water Level Difficulty Comment 0 - 250 cfs extremely Low-somewhat Low II-IV Almost certainly too low for good whitewater. 250 - 500 cfs somewhat Low-barely Low II-IV Low, but possibly ELF (Extreme Low Flow) run. (We need your input to help refine ranges here! Add a comment or report!) 500 - 700 cfs barely runnable-med runnable II-IV Low-boatable flow. (We need your input to help refine ranges here! Add a comment or report about recommended flows!) 700 - 800 cfs med runnable-a bit pushy runnable II-IV Moderate boatable flow. (We need your input to help refine ranges here! Add a comment or report about recommended flows!) 800 -1000 cfs a bit pushy runnable-high runnable II-IV High boatable flow. (We need your input to help refine ranges here! Add a comment or report about recommended flows!) 1000 -1500 cfs somewhat High-somewhat High II-IV Very high boatable flow. (We need your input to help refine ranges here! Add a comment or report about recommended flows!) 1500 -5000 cfs somewhat High-extremely High II-IV Extremely high. (Flood flow.)
BLACK RIVER NEAR BESSEMER, MI
usgs-04031000	2.80 - 5.00 ft	II-IV	01h44m	~ 3.11 ft (running)
	Likely low-to-low-moderate flows. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report!
Reference gauge should be a reasonable indicator of water in the area.
Range Water Level Difficulty Comment 0.00 -2.50 ft extremely Low-somewhat Low II-IV Almost certainly too low. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 2.50 -2.80 ft somewhat Low-barely Low II-IV Most likely too low, but possibly E.L.F. (extreme low flow) run. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 2.80 -3.30 ft barely runnable-med runnable II-IV Likely low-to-low-moderate flows. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 3.30 -3.60 ft med runnable-a bit pushy runnable II-IV Likely moderate to moderately-high flows. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 3.60 -5.00 ft a bit pushy runnable-high runnable II-IV Maybe high-runnable? Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 5.00 -10.00 ft somewhat High-somewhat High II-IV Likely too high. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report! 10.00 -20.00 ft somewhat High-extremely High II-IV Likely extremely high and perhaps dangerous. Help your fellow boaters! We need input to fine-tune boatable levels. Add a comment or report!