Impaired Water - Lau Creek (Lau Creek)
Dodge County, Wisconsin
UR03
831600
0.00 - 6.00
6.00
Water is impaired due to one or more pollutants and associated quality impacts.
Notes
Listed under 2006 303D for sediment/total suspended solids. TMDL approved 2011.
Listing Details
Pollutant
Sediment/Total Suspended Solids
Listed For
Fish and Aquatic Life
Impairments
Degraded Habitat
Current Use
LAL - Limited Aquatic Life
Listing Status
TMDL Approved
Attainable Use
WWSF - Warmwater Sport Fishery
Priority
Not Applicable
Designated Use
WWSF - Warmwater Sport Fishery
303(d) ID
826
Listing Date
4/1/2006
Impaired Water Notes
Fish Assessment, 7/29/2004, IBI Score = N/A (too few fish to run IBI calculator but 96% of the 46 fish sampled were forage fish tolerant to low dissolved oxygen)

Habitat Assessment, 7/3/2003, Qualitative Habitat Rating = 15 (poor)
(0 pools, 0 riffles, 100% channelized, high percent silt and sediment)
Date
1/19/2006

Impaired Water Notes
Lau Creek (831600, miles 0-6) is a part of the Rock River Basin and is listed as impaired for sediment/total suspended solids. The Rock River Basin TMDLs for phosphorus and sediment were approved by the USEPA September 28, 2011.
Date
5/8/2012