December 2010 Final Indian Creek, Dago Slough, and Prairie Creek LRS/TMDL
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sheets will be filled out and copies filed. Analysis will be conducted at the Prairie Analytical
Laboratory in Springfield, Illinois which holds an IEPA certification. Sample analysis conducted
for Prairie Creek includes Total Suspended Solids (method number 2540D), Total Phosphorous
(method number 365.2) and Manganese (method number 200.7).
Installation of the electronic recording instrumentation at all three monitoring stations will begin
upon approval of the Monitoring Strategy Plan (MSP) and require two weeks of effort to reach a
complete install. Continuous data recording is estimated to begin during the week of August 3rd,
2009. Hand sampling will began immediately upon approval of the MSP. Grab samples will be
taken monthly at base flow for of reference low flow conditions. Selected storm event samples
will be taken by the Isco 3700 automatic sampler or with a DH-59 hand sampler (Appendix E).
Base samples will be for collected on the last Monday of each month unless the stream is not at
base flow. When storm events occur during the base flow sample schedule samples will be
collected up to two days after the storm event (Table 2).
Table 2. Estimated Sampling Schedule
Base Sample Schedule Selected Storm Event Schedule
July 27th ,2009 July, Upon occurrence
August 31st August, Upon occurrence
September 28th September, Upon occurrence
October 26th October, Upon occurrence
November 30th November, Upon occurrence
December 21st December, Upon occurrence
January 25th ,2010 January, Upon occurrence
February 22nd February, Upon occurrence
March 22nd March, Upon occurrence
April 26th April, Upon occurrence
May 17th May, Upon occurrence
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