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Attachment B Water Quality Duration Curves for the Lower Eel River Watershed

Attachment B Water Quality Duration Curves for the Lower Eel River Watershed. Eel River at SR 67 Bridge Fixed Station Site WQ Duration Curve (1991-2001 Monitoring Data) Site: #31 (WWE090-0001). Low Flows. High Flows. Moist Conditions. Mid-range Flows. Dry Conditions.

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Attachment B Water Quality Duration Curves for the Lower Eel River Watershed

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  1. Attachment B Water Quality Duration Curves for the Lower Eel River Watershed

  2. Eel River at SR 67 Bridge Fixed Station SiteWQ Duration Curve (1991-2001 Monitoring Data)Site: #31 (WWE090-0001) Low Flows High Flows Moist Conditions Mid-range Flows Dry Conditions Office of Water Quality Total Maximum Daily Load Geometric Mean of the 2001 Data = 639.80 IDEM Data & USGS Gage Duration Interval 1,208 square miles

  3. Eel River Including Connelly DitchWQ Duration Curve (1996 & 2001 Monitoring Data)Site: #14 (WWE090-0004) High Flows Moist Conditions Dry Conditions Low Flows Mid-range Flows Office of Water Quality Total Maximum Daily Load Geometric Mean of 2001 Data = 915.03 IDEM Data & USGS Gage Duration Interval 1060 square miles

  4. Eel River Including Splunge CreekWQ Duration Curve (2001 Monitoring Data)Site: #4 (WWE090-0014) Low Flows High Flows Moist Conditions Mid-range Flows Dry Conditions Office of Water Quality Total Maximum Daily Load Geometric Mean = 487.83 IDEM Data & USGS Gage Duration Interval 998 square miles

  5. Birch Cr above Crooked Cr and Brush Cr at SR 46WQ Duration Curve (1991-2001 Flow Data & 1996 E. coli Data)Site: #1 (WWE080-0003) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load IDEM Data & USGS Gage Duration Interval 39.2 square miles

  6. Birch Cr below Crooked Cr and Brush Cr at CR300SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #2 (WWE080-0009) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 252.29 IDEM Data & USGS Gage Duration Interval 64.8 square miles

  7. Splunge Cr at mouth on CR535W-CR550WWQ Duration Curve (1991-2001 Flow Data & 1996 E. coli Data)Site: #3 (WWE090-0002) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load IDEM Data & USGS Gage Duration Interval 46.1 square miles

  8. Unnamed Trib. #1 to Connelly DitchWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #05 (WWE090-0033) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 305.58 3.12square miles IDEM Data & USGS Gage Duration Interval

  9. Unnamed Trib. #2 to Connelly Ditch at CR500S & CR100EWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #06 (WWE090-0034) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 678.20 1.56square miles IDEM Data & USGS Gage Duration Interval

  10. Connelly Ditch at CR50EWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #07 (WWE090-0035) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 1004.31 6.24square miles IDEM Data & USGS Gage Duration Interval

  11. Connelly Ditch at CR600SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #08 (WWE090-0036) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 192.65 12.48square miles IDEM Data & USGS Gage Duration Interval

  12. Connelly Ditch upstream of Clay City Trib. on SR 246WQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #09 (WWE090-0038) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 63.90 15.6square miles IDEM Data & USGS Gage Duration Interval

  13. Connelly Ditch at CR1100SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #11 (WWE090-0039) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 85.50 28.08square miles IDEM Data & USGS Gage Duration Interval

  14. Connelly Ditch near mouth at CR1200SWQ Duration Curve (1991-2001 Flow Data & 1996 & 2001 E. coli Data)Site: #12&13 (WWE090-0003 & WWE090-0040) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean of 1996 Data = 246.76 31.2square miles IDEM Data & USGS Gage Duration Interval

  15. Connelly Ditch at CR400S near River RoadWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #15 (WWE090-0032) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 203.16 4.68square miles IDEM Data & USGS Gage Duration Interval

  16. White Oak Cr at CR1250SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #16 (WWE090-0021) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 218.16 9.6square miles IDEM Data & USGS Gage Duration Interval

  17. Lagoon Creek at CR850SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #21 (WWE090-0023) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 285.09 23.9square miles IDEM Data & USGS Gage Duration Interval

  18. Eel River Above Turkey Creek at SR 157WQ Duration Curve (1991 - 2001 Flow Data)Site: #23 (WWE090-0024) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 816.93 1,131square miles IDEM Data & USGS Gage Duration Interval

  19. Lick Creek at CR150S, East of Bond RdWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #24 (WWE090-0025) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 150.47 8.16square miles IDEM Data & USGS Gage Duration Interval

  20. Lick Creek at CR300SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #25 (WWE090-0026) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 147.28 19.525square miles IDEM Data & USGS Gage Duration Interval

  21. Hauser Creek a Trib. of Lick Creek at CR350SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #26 (WWE090-0027) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 106.20 7.875square miles IDEM Data & USGS Gage Duration Interval

  22. Lick Creek at CR450SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #27 (WWE090-0028) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 342.69 32.2square miles IDEM Data & USGS Gage Duration Interval

  23. Lick Creek above Beech Creek (Need Ditch-Beach Creek) at CR750SWQ Duration Curve (1991-2001 Flow Data & 1996 E. coli Data)Site: #28 (WWE090-0006) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load 38.8square miles IDEM Data & USGS Gage Duration Interval

  24. Beech Creek (Need Ditch-Beach Creek) on Arney RdWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #29 (WWE090-0029) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 674.23 6.01square miles IDEM Data & USGS Gage Duration Interval

  25. Brush Creek at CR700SWQ Duration Curve (1991-2001 Flow Data & 2001 E. coli Data)Site: #30 (WWE090-0030) Moist Conditions Mid-range Flows Dry Conditions Low Flows High Flows Office of Water Quality Total Maximum Daily Load Geometric Mean = 295.33 3.09square miles IDEM Data & USGS Gage Duration Interval

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