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Terminology

4:42

What is a TMDL?

7:10

Outline

12:30

Water Quality Improvement Plan

13:38

Assessment of Big Hollow Lake

22:00

Water Quality Analysis

23:43

pH and its relationship to Big Hollow Lake

29:45

What is a TMDL ???

31:55

Target = Phosphorus

32:42

Target Sources

33:52

Potential Sources

34:45

TMDL Equation

37:01

Total Maximum Daily Load - Sources

41:21

Implementation Plan

42:26

Best Management Practices (BMPs)

43:05

Land Management (Prevention)

43:35

No Till Farming

44:12

Structural (Mitigation)

45:44

Sediment Basins

45:53

In-Lake (Remediation)

47:05

Next Steps

48:22

lowaDNR Watershed Improvement

48:59
Big Hollow Lake TMDL Public Meeting
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143Views
2021Mar 18
For a downloadable copy of the draft TMDL, visit: https://www.iowadnr.gov/Environmental... This video will act as an alternative to the public meetings typical of the TMDL process during the COVID-19 pandemic. The public comment period will be extended to allow for additional time to view this video and provide comment if desired.

Follow along using the transcript.

Iowa Department of Natural Resources

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