Discharge (cfs) 1600 1400 1200 1000 800 600 400 200 0 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Month Figure 8. Mean monthly discharge for the Kalamazoo River at Comstock for period of record (1931-1999). Data are shown from October through September, a traditional water year. Data from: United States Geological Survey. 119
3.0 2.5 1.5 0.5 South Branch Kalamazoo @ Albion Kalamazoo River @ Marengo 5 10 15 20 25 30 35 40 45 50 Figure 9. Standardized high flow exceedence curves for Kalamazoo River in the headwaters and upper mainstem segments. is the discharge (Q)/ median (50% Q) discharge. 1.2 0.8 0.6 0.4 0.2 South Branch Kalamazoo @ Albion Kalamazoo River @ Marengo 50 55 60 65 70 75 80 85 90 95 Figure 10. Standardized low flow exceedence curves for Kalamazoo River in the headwaters and upper mainstem segments. is the discharge (Q)/ median (50% Q) discharge. 120
8.0 Battle Creek @ Charlotte 6.0 4.0 Battle Creek @ Bellevue Wanadoga Creek near Battle Creek Battle Creek @ Battle Creek 5 10 15 20 25 30 35 40 45 50 Figure 11. Standardized high flow exceedence curves for the Battle and Wanadoga creeks in the middle mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 1.2 0.8 0.6 0.4 0.2 Battle Creek @ Charlotte Battle Creek @ Bellevue Wanadoga Creek near Battle Creek Battle Creek @ Battle Creek 50 55 60 65 70 75 80 85 90 95 Figure 12. Standardized low flow exceedence curves for the Battle and Wanadoga creeks in the middle mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 121
3.0 2.5 1.5 0.5 Kalamazoo River @ Battle Creek Augusta Creek @ Augusta Kalamazoo River @ Comstock Portage Creek @ Portage Portage Creek @ Kalamazoo West Fork Portage Creek @ Kalamazoo 5 10 15 20 25 30 35 40 45 50 Figure 13. Standardized high flow exceedence curves for Kalamazoo River and tributaries within the middle mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 1.2 0.8 0.6 0.4 0.2 Kalamazoo River @ Battle Creek Augusta Creek @ Augusta Kalamazoo River @ Comstock Portage Creek @ Portage Portage Creek @ Kalamazoo West Fork Portage Creek @ Kalamazoo 50 55 60 65 70 75 80 85 90 95 Figure 14. Standardized low flow exceedence curves for Kalamazoo River and tributaries within the middle mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 122
4.5 4.0 3.5 3.0 2.5 1.5 Rabbit River near Hopkins Kalamazoo River @ Fennville 0.5 5 10 15 20 25 30 35 40 45 50 Figure 15. Standardized high flow exceedence curves for Kalamazoo and Rabbit rivers within the mouth mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 1.2 0.8 0.6 0.4 0.2 Rabbit River near Hopkins Kalamazoo River @ Fennville 50 55 60 65 70 75 80 85 90 95 Figure 16. Standardized low flow exceedence curves for Kalamazoo and Rabbit rivers within the mouth mainstem segment. is the discharge (Q)/ median (50% Q) discharge. 123
Yield (cfs/watershed area) 3.5 3.0 2.5 1.5 0.5 Oct Dec Feb Apr Jun Aug Oct Date Figure 17. Kalamazoo River yield at Comstock near Kalamazoo for water year 1999. Data from United States Geological Survey. Yield (cfs/watershed area) 9 8 7 6 5 4 3 2 1 0 Oct Dec Feb Apr Jun Aug Oct Date Figure 18. Rabbit River yield at Hopkins for water year 1999. Data from United States Geological Survey. 124
6 Yield (cfs/watershed area) 5 4 3 2 1 0 Oct Dec Feb Apr Jun Aug Oct Date Figure 19. Portage Creek yield at Kalamazoo for water year 1999. Data form United States Geological Survey. 1000 900 Discharge (cfs) 800 700 600 500 11:00 AM 2:00 PM 5:00 PM 8:00 PM 11:00 PM 2:00 AM 5:00 AM 8:00 AM 11:00 AM 2:00 PM 5:00 PM 8:00 PM 11:00 PM 2:00 AM 5:00 AM 8:00 AM 11:00 AM Time Figure 20. Instantaneous discharge of Kalamazoo River at Comstock below Morrow Dam from January 8 to January 10, 2001. Data from United States Geological Survey. 125
1990 Domestic (9%) Commercial (1%) Irrigation (11%) Livestock (1%) Mining (0%) Public (43%) Industrial (35%) 1995 Domestic (7%) Commercial (3%) Irrigation (11%) Livestock (1%) Public (34%) Mining (1%) Industrial (43%) Figure 21. Water use in the Kalamazoo River watershed for 1990 and 1995 (USGS 1990; Solley et al. 1995). 126
N A B C Water Figure 22. Soil groups in Kalamazoo River Basin. Group A (sandy, loamy sand, or sandy loam); Group B (silt loam or loam); Group C (clay loam, silty clay loam, sandy clay, silty clay, or clay); Group W (large water bodies). 127