Iowa DNR
Iowa DNR Fish Kill Database

Fish Kill Event - Unnamed Tributary to Brush Creek

Through Fairfield Township, Sections 4, 9 and 10, Fayette County, along county road W51 approximately 2 miles south of Wadena, Iowa.

Event ID
1006
Date of Kill
11/2/2020
Waterbody Type
River/Stream
Cause Origin
Anthropogenic
Cause
Ammonia/Fertilizer
Mode
Spill
Magnitude
3 (1001 - 5000 fish killed)
Estimated Fish Killed
1,573
Kill Length
0.86 miles
Valuation
$976.13
Investigation Expenses
$1,323.24
County
Fayette
ESD Field Office
FO 1
Fisheries Office
Decorah State Hatchery
LongDD
-91.66631
LatDD
42.79847
Created Date
11/9/2020 1:41:12 PM
Last Update
11/9/2020 1:49:36 PM
For more information about this fish kill event, contact the Field Office or Fisheries Office listed above.
Impacted Assessment Segments
Lat/Long uses WGS84 datum
Onsite Comments

Approximately 40,000 pounds of a combination of Phosphate, Potash, and Ammonium Sulfate spilled from atruck rollover. Enough of the material reached the stream to cause fish to die.

Species identifications were possible for all fish carcasses. DNR identified the following species in the kill extent: Longnose,Western Blacknose, and Southern Redbelly Dace, White Sucker, Stoneroller, Johnny Darter, Rainbow Darter, Fantail Darter,Creek Chub, and Brown Trout.