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~F tti ~: ;'~y,E y ' ~ .. ,~ _ ~ =~~ ~~yAt~~ ~~~ ~ ~r~ PROMOTE QUALITY SURFACE WATER ACHIEVE HEALTHY ECOSYSTEMS GOAL: PROVIDE FOR FLOOD CONTROL SUSTAIN QUALITY GROUNDWATER EDUCATE AND INVOLVE CITIZENS MANAGE ORGANIZATION EFFECTIVELY The public is protected from flooding through measures that ensure public safety and prevent inundation of occupied structures. ~_-~ > The RWMWD addresses existing flooding problems through capital -~~ ~" rovement projects and prevents future flooding through implementation of i ~'~~"~ ,--~• ~ ~ mp a regulatory permitting program. The RWMWD permitting program requires n to ti lt Lam ~ _' ~ ~ o era permits for projects that are larger than one acre and those involving a ram o l ____ s g atory pr wetlands or floodplain areas. The flood control portion of the regu In 1978, Battle Creek Park was closed to the public due to implements RWMWD criteria for controlling the runoff rate from development uirements for deve opment vation re l fl severe erosion and dangerous flash flooding. This ongoing q e oor e sites. It also establishes minimum and redevelopment sites to protect homes and businesses from flooding. problem., which crossed multiple Floodplain areas are protected by ensuring 100-year flood storage vo urnes are city and county jurisdictions, maliltalried. was one of the primary reasons the RWMWD was created and ~<< The RWMWD has addressed - _ __ _ r became a significant focus for d ~ ,~ ~~,; _ nearly all of the identified - e. the District for nearly a deca flooding problems in the District _ __ - .... - , . ~r..._ _ -, ~ - through implementation of _ ~,N ,,.,.r.~ =~ -_ numerous capital improvement ~ _ _ ; _ ,, - ~• t CIP and collaboration - __ - - ~ec s ro _ P J - _ -- '~ ~ > ; ~ with developers and local ~ ~ -_ _`- _ I f T- ~ ~ ~~ ~ °~: ~ ~ municipalities. Many of these ~ ~ ~_ __ - ~ _ --- __ ~ ., ~ " ~~':; ~ projects have been multipurpose ~ ,_ ~ ~- ~~--- _ - f -- in nature, providing water quality _ -s==- - -= - - Consty ctio~~ of ilre Owasso basin provided Jtood relief treatment, habitat improvement, to a nearby neighhorhood by storing 88 acre feet of The project included work on and erosion control, in addition to stormwater The basin also improves water quality. nearly three miles of creek through the cities of Maplewood flood protection. These projects e vohime and control stormwater discharge rates, resulting in the tora id and St. Paul. Work on the upper two miles of creek included g e s prov removal of numerous homes and businesses from the floodplain. Some of the installation of sheet pile drop more notable flood protection projects and their locations include: structures and creation of a major flood detention basin. The Battle Creek Project 1-St. Paul and Maplewood downstream mile of the project ~ Battle Creek Lake Area Flood Protection-Woodbury involved the installation of a phalen/Keller Outlet Project St. Paul pipe that routes damaging flood flows underground to avoid Target Pond-North St. Paul stuface erosion. The project Owasso Bas1n-Little Canada created a new surface creek that Beltline Interceptor Rehabilitation-St. Paul carries only a portion of the total The District's Battle Creek flow Hoyt/Montana Project-St. Paul . project successfully prevents Tanners Lake Emergency Response Plan-Oakdale flooding and erosion. As development and redevelopment continues throughout the RWMWD, it remains a challenge to control stormwater runoff and prevent increases in flood c r~ _ Ramsey-Washington Metro r(~.`:. District Page 9