Flood Mitigation

Upper Wapsi WMA Bid-004 Now Open!

By |2021-01-11T11:09:59-05:00January 11th, 2021|Categories: Flood Mitigation, Watershed Management|

Bid-004 for the Upper Wapsipinicon Watershed Management Authority is now open for bids from interested contractors. The general nature of the improvement consists of four individual project locations where conservation practices (wetlands) will be constructed in accordance with Iowa NRCS Standard Specifications and the project special specifications. The projects will be constructed on agricultural or municipal [...]

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Upper Wapsipinicon BID-003 Opening

By |2020-12-18T11:22:01-05:00December 18th, 2020|Categories: Flood Mitigation, Watershed Management|

Bid-003 for the Upper Wapsipinicon Watershed Management Authority is now open for bids from interested contractors. The general nature of the improvement consists of four individual project locations where conservation practices (oxbows and ponds) will be constructed in accordance with Iowa NRCS Standard Specifications and the project special specifications. The projects will be constructed on agricultural [...]

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Upper Wapsipinicon River WMA Bid Packet 1 Now Open!

By |2019-12-09T10:19:50-05:00December 9th, 2019|Categories: Flood Mitigation, Uncategorized, Watershed Management|

The first Bid Packet for the IWA project is now open. At the link you will find the electronic files for the first bid package for Upper Wapsi WMA (UW-BID-001) for download. Click the link below to download files associated with this bid packet that came through the Shive-Hattery, Inc. Info Exchange Website. Download all associated [...]

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New Northeast Iowa Urban Stormwater Demonstration Site Now Open

By |2019-08-07T16:24:36-05:00September 28th, 2018|Categories: Community Stormwater Management, Flood Mitigation, Uncategorized|

This summer, construction of several innovative urban stormwater conservation practices was completed as a part of a new Regional Urban Stormwater Demonstration Site at Northeast Iowa RC&D. The site, across from City Hall in Postville, Iowa, provides real-life examples of several different urban stormwater conservation practices, which were installed as a part of a partnership between [...]

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Des Moines Register: Flooding has slammed every Iowa county since 1988, some as many as 17 times

By Donnelle Eller|2018-04-29T13:13:30-05:00April 29th, 2018|Categories: Flood Mitigation|

Read this article (complete with photos) in the Des Moines Register QUASQUETON, Ia. — Puttering down the Wapsipinicon River in his fishing boat, Ronnie Wolfe points to a small backwater channel that's similar to one on land he owns a couple miles south of this northeast Iowa town. He wants to restore the channel on his 80 [...]

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Upper Wapsi in the News!

By |2018-04-02T08:20:09-05:00April 2nd, 2018|Categories: Clean Water, Flood Mitigation, Watershed Management|

Work on Wapsipinicon will reduce flooding, aid wildlife Orlan Love, Gazette correspondent Construction is expected to begin later this year on a project intended to reduce flood impacts and improve water quality in the Wapsipinicon River. “The main focus is flood control, which will help everybody downstream. But the projects also will improve water quality and [...]

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Upper Wapsi Watershed Open Houses

By |2017-10-31T10:43:23-05:00October 31st, 2017|Categories: Clean Water, Flood Mitigation, Uncategorized, Watershed Management|

Residents and landowners in the Upper Wapsi Watershed are invited to a series of Public Meeting Open Houses. Who might want to come? Anyone who is interested in... Keeping communities and landowners in the Upper Wapsi protected from flooding. Sustaining clean water. Learning about urban conservation practices that can beautify communities and help better manage stormwater [...]

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Rain Gardens: Beautiful and Beneficial

By |2021-01-11T11:24:19-05:00October 2nd, 2017|Categories: Clean Water, Community Stormwater Management, Flood Mitigation, Uncategorized|

Rain gardens utilize good soil and deep-rooted plants to infiltrate runoff from a smaller area, such as a roof, driveway, or a section of street or parking lot. Often rain gardens are beautifully landscaped with brightly colored flowers that attract butterflies and other pollinators. Properly constructed rain gardens are in the natural path of runoff and [...]

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Bioswales: Not your grandmother’s storm sewer

By |2017-09-25T10:35:05-05:00September 25th, 2017|Categories: Clean Water, Community Stormwater Management, Flood Mitigation, Watershed Management|

A bioswale can be used in place of a traditional storm sewer. Planted with deep-rooted native grasses, flowers, and shrubs, bioswales beautify while helping water filter and infiltrate. Bioswales work best when they are placed in existing drainage areas. By design, bioswales infiltrate frequent smaller rain events and convey heavy rains in a non-erosive manner. They [...]

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Spring Flooding in the Upper Wapsipinicon Watershed

By |2017-04-17T16:04:51-05:00April 17th, 2017|Categories: Flood Mitigation, Uncategorized|

The Plum Creek Bike & Nature Trail was under water on Easter Sunday. Heavy spring rains contributed to sodden fields, washed-out bridges and overflowing creeks in the Upper Wapsipinicon watershed over the weekend. Together the partners in the Upper Wapsi WMA are creating a plan to reduce the risk of flooding in the watershed.

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The Wapsipinicon River

The Wapsipinicon River stretches over 290 miles from the Iowa/Minnesota border all the way to the Mississippi River near Clinton, Iowa. Although it only extends two miles into Minnesota, the Wapsipinicon River is the fifth largest Iowa tributary of the Mississippi, being surpassed in length only by the Des Moines, Cedar, Iowa, and Skunk rivers. It is a long narrow watershed that for 180 miles averages barely more than 15 miles wide and thus it has no major tributary.

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Even though it is narrow, this watershed covers 4.5% of Iowa. The Wapsipinicon River boasts the longest, continuous stretch of natural and scenic river corridor in the Iowan Surface Region of Iowa. Much of that river corridor is in public ownership and dominated by wooded wetlands and riparian forests that provide habitat for birds, reptiles and other animal species, as well as birders, boaters, paddlers and anglers.

The Upper Wapsi

The Upper Wapsipinicon River, or Upper Wapsi, is a section that includes the 270 miles of river above Anamosa, Iowa. The Upper Wapsi Watershed drains over 1 million acres and encompasses all or portions of 11 counties, 27 communities, 17 unincorporated villages, 120 lakes and 8 major rivers and streams totaling over 2,000 river miles.

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