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  1. Home
  2. Great Lakes AOCs

Remediation and Restoration Projects for Maumee AOC

Completed Project Highlights  

Otter Creek Legacy Act Cleanup 

Workers complete habitat improvements including bendway weir, locked brush pile and planted willows.
Workers complete habitat improvements including Bendway weir, locked brush pile and planted willows.

The Otter Creek Legacy Act Cleanup was completed at the end of August 2021 with the installation of habitat improvements.  To complete the cleanup, over 50,400 cubic yards of contaminated sediment was dredged from the creek and its confluence and a one-foot sand cover was placed in the creek after dredging. 

Otter Creek is a small creek that flows southwest to northeast through the cities of Toledo and Oregon, Ohio, before emptying into South Maumee Bay as part of the Maumee AOC. The lower 1.7 miles of the creek is a highly industrial area containing an active railroad yard, oil refineries, and closed landfills. Currently, municipal and industrial storm water outfalls continue to flow into the creek. Initial sediment testing determined that this area of the creek contained elevated levels of PAHs and Diesel Ran

ge Organics. 

In July of 2020, a $10 million Great Lakes Legacy Act  Project Agreement amendment for sediment remediation cost share in collaboration with the EPA and three industrial partners was signed. An estimated $4.7 million of the estimated $12 million project total will be contributed by the industrial partners.

Otter Creek GLLA project StoryMap (US ACE)

 (March 2021) Fact Sheet: Otter Creek Sediment Cleanup Complete (pdf) (1.74 MB, 11/2021)

Remediation and Restoration Project Table 

Project Title Project Description Date Completed Targeted BUI(s)

GLLA- Swan Creek

The approximately 4 miles of lower Swan Creek sediment is contaminated which negatively affects fish and bug communities.

2027 (est.)

  • Fish Tumors or Other Deformities
  • Degradation of Benthos

Berlin Avenue Floodplain and Stream Improvements

Restoration and preservation of 2,200 linear feet of Otter Creek floodway and capture of storm water runoff and associated sediment.

2025(est.)

  • Degradation of Fish & Wildlife Populations
  • Degradation of Benthos
  • Loss of Fish & Wildlife Habitat

Crane Creek Lacustuary Wetland Restoration

Restoration of up to 300 acres of lacustrine wetland habitat.

2026 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation of Fish & Wildlife Populations

Delaware Creek Park Restoration: Phase II

Erosion control at a stormwater outfall, and/or installing a vegetated concrete block mat to protect the area while allowing for infiltration and vegetation growth

2025 (est.)

  • Degradation of Fish & Wildlife Populations
  •  Populations Loss of Fish & Wildlife Habitat 

Detwiler Park Stream Restoration

Creation of instream habitat, improvements to ponds/conversion to wetland, removal of accumulated sediments in stream and ponds, and restoration or reconnection to of waterbodies to the floodplain in a 1-mile stretch of the stream

2026 (est.)

  •  Degradation Fish & Wildlife Populations
  • Populations
  • Loss of Fish & Wildlife Habitat 

Dry Creek Restoration 

The creation of benches along 1,500 feet of Dry Creek, possible stream channel expansion, and the creation of wetland complexes in the associated floodplain.

2025 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Oxbow Channel Addition & Wetland Enhancement/Reconnection in the Lacustuary of Turtle Creek

Enhance 17 acres of wetland habitat, create 1,730 feet of backwater habitat, and create a diversity of wetland types and a nursery environment for fish.

2026 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Packer Creek Stream Restoration 

Regrade/vegetate 13,000 feet of incised streambank, improving sinuosity for 9,900 feet of channel, and installing 13,000 feet (90 ft wide, 16 acres) of riparian buffer.

2025 (est.)

  • Loss of Fish & Wildlife Habitat

Schiller Stream and Riparian Improvements

Stabilize 1,800 feet of eroding streambank, enhancing of 2.8 acres of wetland, and restoring 0.65 acre of riparian buffer.

2025 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Taylor Rd. and Yarrow St. Floodplain and Stream Improvements

Restoration of vernal pool/riparian wetland habitat, improvement of instream cover, enhancement of 900 linear feet of riparian buffer, and stormwater runoff capture. 

2025 (est.)

  • Degradation Fish & Wildlife Populations
  •  Degradation of Benthos
  • Loss of Fish & Wildlife Habitat

UTMC Swan Creek Restoration

Stabilize 1,700 feet of eroding streambank, installation of locked logs, bendway weirs, hydraulic cover stones, and 50 feet of riffle habitat.

2025 (est.)

  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Collins Park Improvements on Duck Creek

Regrade/create streambank benches in stream reaches between culverts and/or creation of a wetland channel in the 2.5-acre area at the upstream end of Duck Creek.

2026 (est.)

  • Degradation of Fish & Wildlife Populations
  • Degradation of Benthos
  • Loss of Fish & Wildlife Habitat

Connected Wetland and Fish Passage at Camp Sabroske

Restore 25 acres of wetland habitat, creating a diversity of wetland types, nursery habitat for fish and increasing connectivity between Toussaint and adjacent wetland. 

2025 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation of Fish & Wildlife Populations

Headwaters Tenmile Creek Stream & Riparian Restoration

Stabilize 1,200 feet of eroding streambank and enhance and restore 2.5 acres of riparian buffer. 

2025 (est.)

  • Degradation Fish & Wildlife Populations
  •  Loss of Fish & Wildlife Habitat 

Maumee State Forest Blue Creek Stream Restoration

Regrading/vegetating of 2,500 feet of incised streambank, restoration of 1.3 acres of wetland, and restoration of 2.9 acres of riparian buffer.

2024 

  • Loss of Fish & Wildlife Habitat

Maumee State Forest Expansion

A total of 140 acres will be restored by the planting of trees to create oak-dominated woodlands and oak savannahs and establish wet prairies or wet sedge meadows. 

2025 (est.)

  • Loss of Fish & Wildlife Habitat

Restoration of the Ottawa River within Jermain Park

Creation of 2.7 acres of wetland, stabilization of 2,300 feet of eroding streambank, creation of 50 feet of riffle habitat, and enhancement of 1.5 acres of riparian buffer.

2025 (est.)

  • Degradation Fish & Wildlife Populations
  •  Degradation of Benthos
  • Loss of Fish & Wildlife Habitat 

Stream Restoration at Oregon Recreational Complex

Regrade/vegetate 5,300 feet of incised streambank, improving sinuosity along 1,600 feet of channel, restoring ~3.5 acres of floodplain habitat, and installing 2.5 acres of riparian buffer.

2024

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos

Turtle Creek North Nissen Road Restoration

Regrade/stabilize 1,100 feet of incised streambank, improving stream sinuosity and installing in-stream cover, creating 50 feet of riffle habitat, and creating 0.75-acre of floodplain wetland.

2024

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Dry Creek Instream and Riparian Restoration (WM)

Creation of benches along ~650 linear feet of Dry Creek, adding flow length/sinuosity, adding cobble/substrate, and planting native vegetation in riparian areas.

2025 (est.)

  • Loss of Fish & Wildlife Habitat
  • Degradation of Benthos
  • Degradation Fish & Wildlife Populations

Cedar Point NWR Pool 2 

Restore water management capability to 135 acres of coastal habitat, enhancement of 1,595 acres of coastal wetlands. 

2023

  • Loss of Fish & Wildlife Habitat

Navarre Unit of Ottawa NWR

Approximately 600 acres of degraded coastal wetlands were enhanced through upgraded wetland management.

2023

  • Loss of Fish & Wildlife Habitat

Howard Marsh Phase 2 

In 2018, Phase 1 converted 732-acres of the property back into wetland. Phase 2 restored 240-acre of upland forest (20-acre) and coastal marsh (220-acre) and connected the remaining 255 acres of the property. 

2022

  • Loss of Fish & Wildlife Habitat

Kitty Todd Expansion

Converted over 280 acres of current row-crop agriculture and 11 acres of residential land cover to Oak Openings habitat and enhanced 17.5 acres of degraded Oak Openings habitat.  

2022

  • Loss of Fish & Wildlife Habitat

Magee Marsh State Wildlife Area (MMWA)

Improved management of 2,700 acres of coastal wetland, improved passage of native fish, reduced the threat of non-native invasive plants and animals and improved cost-effectiveness and sustainability. 

2022

  • Loss of Fish & Wildlife Habitat

Maumee Bay State Park Coastal Wetland 

Creation of 43- acres of wetland, a small dike with a water control/fish passage at the mouth of the wetland to re-establish an aquatic connection with the lake and provide water level management that will be used to control non-native vegetation. 

2022

  • Loss of Fish & Wildlife Habitat

Oak Savannah Expansion at Secor Metropark

A total of 39.3 acres restored to native Oak openings prairie and savanna habitat. 

2022

  • Loss of Fish & Wildlife Habitat

Toussaint East and West 

118.58 acres of land along the south side of the Toussaint 118.58 acres of land along the south side of the Toussaint River and adjacent to the Blausey Unit of Ottawa National Wildlife Refuge was restored to wetlands and upland. 

2022

  • Loss of Fish & Wildlife Habitat

Fox Property Restoration Project 

30 acres was restored with native wildlife habitats by planting 3.7 acres native short grass, 15 acres native short grass sedge meadow interspersed with scattered trees, and 11 acres of forest. 

2021

  • Loss of Fish & Wildlife Habitat

GLLA – Lower Maumee River, Sway Bridge and WWTP sites

Conducted data gap sampling to further characterize the sediments to determine steps, leading to a potential remedial action in the future.

2021 

  • Degradation Fish & Wildlife Populations
  •  Fish Tumors or Other Deformities
  • Degradation of Benthos
  • Restrictions on Dredging Activities
  • Loss of Fish & Wildlife Habitat

Otter Creek

The 1.7-mile section of Otter Creek had contaminated sediment removed and a one-foot sand cover placed to provide a clean substrate for benthic organisms to utilize when re-establishing community populations.

2021 

  • Degradation Fish & Wildlife Populations
  •  Fish Tumors or Other Deformities
  • Degradation of Benthos
  • Degradation of Aesthetics
  • Loss of Fish & Wildlife Habitat

Penn 7 Wetland Restoration 

Restored 15.2 acres. Installed a new water control structure, restored fish habitat, and increased fish nursery habitat.

2021

  • Loss of Fish & Wildlife Habitat

Restoring Coastal Wetlands at Toussaint State Wildlife Area

Restored 5400 linear feet of the exterior river berm. 2500 linear feet of internal berms was removed to create additional wetland habitat. 

2021 

  • Loss of Fish & Wildlife Habitat

Irwin Upland Prairie Site 5

Implemented cleanup on 20 acres of land to remove all previously dumped nonhazardous waste material left behind after a previous 2016 cleanup. 

2018

  • Loss of Fish & Wildlife Habitat

Irwin Wet Prairie

40 acres was restored to its former wet prairie habitat. Habitat enhancement activities over 6 acres included removing glossy buckthorn.

2018

  • Loss of Fish & Wildlife Habitat

GLLA- Ottawa River 

Addressed 251,000 cubic yards of contaminated sediment and dredged 5.6 miles of the river. 509,000,000 gallons of water was successfully treated and discharged to the river.

2010

  • Restrictions on Fish & Wildlife Consumption
  • Degradation of Fish & Wildlife Populations
  • Fish Tumors or Other Deformities
  • Degradation of Benthos
  • Loss of Fish & Wildlife Habitat

Great Lakes AOCs

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Last updated on March 7, 2025
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