Fish Kill Event - Walnut Creek
S of I235 Des Moines to confluence with Raccoon River
- Event ID
- 974
- Date of Kill
- 7/25/2019
- Waterbody Type
- River/Stream
- Cause Origin
- Anthropogenic
- Cause
- Chlorinated Water
- Mode
- Spill
- Magnitude
- 5 (10,001 - 25,000 fish killed)
- Estimated Fish Killed
- 16,620
- Kill Length
- 2.90 miles
- Valuation
- $19,385.00
- Investigation Expenses
- $692.39
- County
- Polk
- ESD Field Office
- FO 5
- Fisheries Office
- Boone Research Station
- LongDD
- -93.70776
- LatDD
- 41.59121
- Created Date
- 8/5/2019 8:51:40 AM
- Last Update
- 8/5/2019 10:31:31 AM
Impacted Assessment Segments
Lat/Long uses WGS84 datum
Onsite Comments
Pool company indicated to ESD that chlorine was spilled near Hoak Drive, West Des Moines. ESD staff speculate that the chlorine then flowed into Walnut Creek and caused the kill.