some preliminary thoughts on how Upper Mississippi River Environmental Pool Plan Restoration Features and Activities may relate to Lake Pepin TMDL Water Quality Objectives Scot Johnson, Mississippi River Hydrologist DNR Waters January 10, 2006 TMDL = WLA + LA + MOS + RC
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Upper Mississippi River Environmental Pool Plan Restoration … · 2012. 10. 4. · some preliminary thoughts on how Upper Mississippi River Environmental Pool Plan Restoration Features
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some preliminary thoughts on how
Upper Mississippi River Environmental Pool Plan Restoration Features and Activities
may relate to
Lake Pepin TMDL Water Quality Objectives
Scot Johnson, Mississippi River Hydrologist
DNR WatersJanuary 10, 2006
TMDL = WLA + LA + MOS + RC
Upper Mississippi River PlanningRiver-wide Minneapolis to St. Louis
2000 2000
Navigation Study Report UMRCC/Audubon Report
First Step Down - St. Paul District Reach Plan
Identify Goals and Objectives and Summarize Resource Issues Common to Pools 1 - 10
Fish and Wildlife Work Group
Working Together to Manage the Mississippi River for the
Future
2nd Step Down -Environmental Pool Plans
St. Paul DistrictRiver Resources Forum
St. Paul District
Lake Pepin TMDL
Public Citizens, Non-Governmental Organizations and Other Interest Groups
Spring Lake
Lower Impoundment
Lower Mooers Lake
Mooers Lake
Baldwin Lake
River Lake
Pool 2 Water Resources
Grey Cloud Slough
Mississippi River - Upper Pool 3
Conley Lake
St. Croix River
Prescott Island Prescott
Point Douglas
Minnesota
Wisconsin
Sturgeon Lake
North Lake
Diamond Bluff
Marsh Lake
Corps Island
Prairie Island
Gatenbein (Goose) Lake
Lock and Dam 3 Intermediate Dike
Upper Spot Dikes
Lock and Dam 3
Goose Lake
Prairie Island
Pickerel Lake
Vermillion River
Mississippi River - Upper Pool 4
Mississippi River - Lower Pool 3
Cannon Lake
Espen Lake
Spring Creek Lake
Dukes Pond
Mud Lake
Cannon River Delta
Cannon River
Vermillion River
Mud LakeDead Slough Lake Bay City Flats
Wacouta Bay
Goose Lake
Upper Pool 4 Water ResourcesWisconsin Channel
Lake Pepin
AQUATIC VEGETATION QUALITY
Pool 2
Pool 3
Pool 4
Pool 6
Pool 5
Pool 5A
Pool 7
Pool 8
Pool 9
Poor Quality
Good Quality
Excellent QualityUMRCC adhoc Vegetation Technical Committee 2003 Report and field observations in Pool 2
Existing Conditions
Potential Actions
Desired FutureEnvironmental Pool Planning Steps…
2004
Environmental Pool PlanRestoration Features/Activities
Water Level Management – Summer Drawdown
Floodplain Island Restoration
Surface Water Use Management
Floodplain Connectivity and Flow Redistribution
Floodplain Forest, Prairie and Marsh Restoration/Management
Vegetative Buffers
Water Level ManagementEPP Fish and Wildlife Objectives
Increase emergent aquatic plant coverage
Increase submersed aquatic plant coverage
Consolidate sediments
Diversify floodplain bathymetry
Reduce wave heights
TMDL Water Quality ObjectivesReduce Chlorophyll a concentrations
Reduce turbidity to improve water clarity/light penetration
Reduce suspended solids concentrations
Reduce water column nutrient concentrations
Pool-wide Drawdown during the Summer
Growing Season
Predicted vs. Actual exposed substrate at 30,000 cfsPredicted vs. Actual exposed substrate at 30,000 cfs
USGS UMESC
La Crosse
Brownsville
Stoddard
Lock and Dam # 8 (Genoa)
Lock and Dam # 7 (Dresbach)
Drawdown depths gradually
decline the further upstream of the Lock and
Dam
USACE
June 11, 2001
June 24, 2002
August 19, 2002
September 17, 2002
August 8, 2003
Pool 8Pool-Wide Water Level
Drawdowns
Pre Drawdown
During Drawdown
1st Year Post Drawdown
7/13/05 9/14/05
Pool 5 Drawdown – Whitewater River Delta
Vegetation provides excellent food, shelter, cover, Vegetation provides excellent food, shelter, cover, breeding and rearing grounds for aquatic life. breeding and rearing grounds for aquatic life.
Vegetation provides excellent food, shelter, and Vegetation provides excellent food, shelter, and breeding and rearing grounds for aquatic life.breeding and rearing grounds for aquatic life.
Just a few of the organisms that benefit from vegetation.Just a few of the organisms that benefit from vegetation.