Around here
Around Main Beaver Dam Ditch
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
Main Beaver Dam Ditch is a 7.5 mile canal near Pier 11 Marina in Illinois. Streamflow is measured at the USGS gauge Hart Ditch at Dyer, IN (site 05536179). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1990 to 2026
Main Beaver Dam Ditch typically runs highest in March, at a median 34 cfs, and lowest in September, at 5.6 cfs. The highest flow on record for any single day is 2,580 cfs, in 1991.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 18 | 10 to 46 |
| February | 18 | 9.4 to 47 |
| March | 34 | 20 to 84 |
| April | 25 | 14 to 57 |
| May | 24 | 13 to 46 |
| June | 12 | 7.0 to 43 |
| July | 8.2 | 5.3 to 18 |
| August | 6.7 | 4.6 to 13 |
| September | 5.6 | 4.1 to 9.8 |
| October | 6.7 | 4.2 to 13 |
| November | 12 | 6.6 to 27 |
| December | 16 | 8.0 to 36 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 37 years of record. Statistics published by the US Geological Survey for Hart Ditch at Dyer, IN (site 05536179). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Made to print
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Main Beaver Dam Ditch's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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