Update 2020-12-29: Bad Nankin, Withlacoochee River 2020-12-28.
Merry Christmas, although this isn’t a preseent anybody would want. Michael and Jacob Bachrach tested Friday after Thursday’s rains, and got really bad results at Knights Ferry Boat Ramp and bad enough at Nankin on the Withlacoochee River. State Line Boat Ramp has probably gotten the contamination washed down there by now, and into Florida.
Meanwhile, last we heard from Valdosta, both US 41 and GA 133 had bad results for Monday after rain last Sunday.
We do have some good results from the Suwannee and Alapaha Rivers from before the Thursday rain. Since there is much less manure upstream on those rivers, chances are they stayed cleaner after the storm, but we have no more recent test results for those.
The Bachrachs did try to count the E. coli colonies on the Knights Ferry plates, and the result would have been more than 8,000 cfu/100 mL, way above the Georgia Adopt-A-Stream alert limit of 1,000. Yet when the plate background turns purple like that, AAS says to call it TNTC for Too Many to Count. I’d avoid that water. Continue reading