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HomeMy WebLinkAbout27053CV002B_FIS_2of2 VOLUME 2 OF 2 HENNEPIN COUNTY, MINNESOTA (ALL JURISDICTIONS) COMMUNITY NAME COMMUNITY NUMBER COMMUNITY NAME COMMUNITY NUMBER BLOOMINGTON, CITY OF 275230 MEDINA, CITY OF 270171 BROOKLYN CENTER, CITY OF 270151 MINNEAPOLIS, CITY OF 270172 BROOKLYN PARK, CITY OF 270152 MINNETONKA, CITY OF 270173 CHAMPLIN, CITY OF 270153 MINNETONKA BEACH CITY OF, THE VILLAGE OF 270174 *CHANHASSEN, CITY OF 270051 CORCORAN, CITY OF 270155 MINNETRISTA, CITY OF 270175 CRYSTAL, CITY OF 270156 MOUND, CITY OF 270176 DAYTON, CITY OF 270157 NEW HOPE, CITY OF 270177 DEEPHAVEN, CITY OF 270158 ORONO, CITY OF 270178 EDEN PRAIRIE, CITY OF 270159 *OSSEO, CITY OF 270658 EDINA, CITY OF 270160 PLYMOUTH, CITY OF 270179 EXCELSIOR, CITY OF 270161 RICHFIELD, CITY OF 270180 GOLDEN VALLEY, CITY OF 270162 ROBBINSDALE, CITY OF 270181 GREENFIELD, CITY OF 270673 ROCKFORD, CITY OF 270182 GREENWOOD, CITY OF 270164 ROGERS, CITY OF 270775 HANOVER, CITY OF 270540 SHOREWOOD, CITY OF 270185 HOPKINS, CITY OF 270166 SPRING PARK, CITY OF 270186 INDEPENDENCE, CITY OF 270167 *ST. ANTHONY, CITY OF 270716 LONG LAKE, CITY OF 270168 ST. BONIFACIUS, CITY OF 270183 LORETTO, CITY OF 270659 ST. LOUIS PARK, CITY OF 270184 MAPLE GROVE, CITY OF 270169 TONKA BAY, CITY OF 270187 MAPLE PLAIN, CITY OF 270170 WAYZATA, CITY OF 270188 MEDICINE LAKE, CITY OF 270690 WOODLAND, CITY OF 270189 *NO SPECIAL FLOOD HAZARD AREAS IDENTIFIED Revised: November 4, 2016 FLOOD INSURANCE STUDY NUMBER 27053CV002B Hennepin County i NOTICE TO FLOOD INSURANCE STUDY USERS Communities participating in the National Flood Insurance Program have established repositories of flood hazard data for floodplain management and flood insurance purposes. This Flood Insurance Study (FIS) may not contain all data available within the repository. It is advisable to contact the community repository for any additional data. Part or all of this FIS may be revised and republished at any time. In addition, part of this FIS may be revised by the Letter of Map Revision process, which does not involve republication or redistribution of the FIS. It is, therefore, the responsibility of the user to consult with community officials and to check the community repository to obtain the most current FIS components. Initial Countywide FIS Effective Date: September 2, 2004 Revised Countywide FIS Date: November 4, 2016 ii TABLE OF CONTENTS VOLUME 1 – November 4, 2016 1.0 INTRODUCTION ............................................................................................................... 1 1.1 Purpose of Study ............................................................................................................ 1 1.2 Authority and Acknowledgments .................................................................................. 2 1.3 Coordination .................................................................................................................. 9 2.0 AREA STUDIED ................................................................................................................. 10 2.1 Scope of Study ............................................................................................................... 10 2.2 Community Description ................................................................................................. 14 2.3 Principal Flood Problems ............................................................................................... 15 2.4 Flood Protection Measures ............................................................................................ 27 3.0 ENGINEERING METHODS ............................................................................................. 33 3.1 Hydrologic Analyses ...................................................................................................... 33 3.2 Hydraulic Analyses ........................................................................................................ 65 3.3 Vertical Datum ............................................................................................................... 81 4.0 FLOODPLAIN MANAGEMENT APPLICATIONS ...................................................... 82 4.1 Floodplain Boundaries ................................................................................................... 82 4.2 Floodways ...................................................................................................................... 84 5.0 INSURANCE APPLICATIONS ........................................................................................ 14 6.0 FLOOD INSURANCE RATE MAP .................................................................................. 14 7.0 OTHER STUDIES ............................................................................................................... 147 8.0 LOCATION OF DATA ....................................................................................................... 15 9.0 BIBLIOGRAPHY AND REFERENCES .......................................................................... 15 TABLE OF CONTENTS (Continued) VOLUME 1 (Continued) iii FIGURES Figure 1 – Floodway Schematic ..................................................................................................... 14 TABLES Table 1 – Initial and Final CCO Meetings .......................................................................................... 9 Table 2 – Flooding Sources Studied by Detailed Methods .............................................................. 11 Table 3 – Scope of Revision (Initial Countywide FIS Report) ......................................................... 12 Table 4 – Scope of Revision (This Countywide FIS Report) ........................................................... 13 Table 5 – Letters of Map Change ..................................................................................................... 13 Table 6 – Summary of Discharges .................................................................................................... 57 Table 7 – Summary of Stillwater Elevations .................................................................................... 62 Table 8 – Manning’s “n” Values ...................................................................................................... 81 Table 9 – Floodway Data Tables ...................................................................................................... 86 Table 10 – Community Map History .............................................................................................. 14 EXHIBITS Exhibit 1 - Flood Profiles VOLUME 2 – November 4, 2016 Bass Creek Panels 01P-02P Bassett Creek Panels 03P-07P Bassett Creek – Sweeney Lake Branch Panels 08P-11P Braemer Branch Panels 12P-13P(a) Braemer Branch (Split Flow) Panels 13P(b)-13P(c) Crow River Panels 14P-19P Not Used Panels 20P-22P Eagle Creek Panel 23P East Channel Bassett Creek Panels 24P-25P East Channel Mississippi River Panel 26P Elm Creek Panels 27P-31P Gleason Creek Panel 32P Not Used Panel 33P Lake Robina Tributary Panels 34P-35P Minnehaha Creek Panels 36P-44P Minnesota River Panels 45P-48P Not Used Panels 49P-50P Mississippi River Panels 51P-57P Nine Mile Creek (County Ditch 34) Panels 58P-60P TABLE OF CONTENTS (Continued) VOLUME 2 (Continued) iv Nine Mile Creek (Main Stem) Panels 61P-64P(e) Nine Mile Creek (North Branch) Panels 64P(f)-64P(l) Nine Mile Creek (South Branch) Panels 64P(m)-64P(t) North Branch Bassett Creek Panels 65P-68P North Fork Rush Creek Panels 69P-73P Pioneer Creek Panels 74P-78P Plymouth Creek Panels 79P-82P Rush Creek Panels 83P-87P Shingle Creek Panels 88P-98P North Fork Crow River Panel 99P South Fork Crow River Panels 100P Unnamed Tributary Panel 101P Unnamed Tributary to Stubbs Bay Panels 102P-103P Century Channel Panel 104P Long Lake Creek Panels 105P-108P Painter Creek Panels 109P-110P Six Mile Creek Panel 111P Exhibit 2 - Flood Insurance Rate Map Index Flood Insurance Rate Map 825 830 830 835 835 840 840 845 845 850 850 855 855 860 8600500100015002000250030003500400045005000ABCDGOLF CART PATHGOLF CART PATHGOLF CART PATHGOLF CART PATH GOLF CART PATH GOLF CART PATH BRAEMER BOULEVARD ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES BRAEMER BRANCH12PCONFLUENCE WITHNINE MILE CREEK (SOUTH BRANCH)NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE IS TOO CLOSE TO THE$118$/&+$1&()/22'(/(9$7,2172%(6+2:16(3$5$7(/<1% ANNUAL CHANCE BACKWATER EFFECTS FROMNINE MILE CREEK (SOUTH BRANCH)DIVERGENCE OF BRAEMER BRANCH (SPLIT FLOW) 850 850 855 855 860 860 865 865 870 870500055006000650070007500EFGHVALLEY VIEW ROADLIMIT OF DETAILED STUDYELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES BRAEMER BRANCH13P(a) 825 830 835 835 840 840 845 8450500100015002000250030003500400045005000ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH) ABCDGOLF CART PATH BRAEMAR BOULEVARD GOLF CART PATH GOLF CART PATH CONFLUENCE WITHNINE MILE CREEK (SOUTH BRANCH)GOLF CART PATHGOLF CART PATH NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE IS TOO CLOSE TO THE1% ANNUAL CHANCE FLOOD ELEVATION TO BE SHOWN SEPARATELYGOLF CART PATHGOLF CART PATHFAIRWAY 840 845 850 85050005500600065007000ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH) DIVERGENCE WITH BRAEMER BRANCHNOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE IS TOO CLOSE TO THE1% ANNUAL CHANCE FLOOD ELEVATION TO BE SHOWN SEPARATELY 845 835BRAEMER BOULEVARD 660 660 680 680 700 700 720 720 740 740 760 7606000900012,00015,00018,00021,00024,000ELEVATION IN FEET (NGVD)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MISSISSIPPI RIVERFEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES MINNESOTA RIVER45P27,00030,00033,00036,00039,00042,00045,000ABCDEFHIJKLMNOQRSGSTATE HIGHWAY 77 SOUTHBOUND LIMIT OF FLOODING AFFECTING COMMUNITYINTERSTATE HIGHWAY 494 660 660 680 680 700 700 720 720 740 740 760 76045,00048,00051,00054,00057,00060,00063,000ELEVATION IN FEET (NGVD)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MISSISSIPPI RIVERFEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES MINNESOTA RIVER46P66,000TUVWXZABACADAEAADAKOTA COUNTY 640 64069,00072,00075,00078,00081,00084,000CANADIAN PACIFIC RAILWAY INTERSTATEHIGHWAY 35 /STATE HIGHWAY 65 LEGEND0.2% ANNUAL CHANCE FLOOD1% ANNUAL CHANCE FLOOD2% ANNUAL CHANCE FLOOD10% ANNUAL CHANCE FLOODSTREAM BEDCROSS SECTION LOCATION LEGEND0.2% ANNUAL CHANCE FLOOD1% ANNUAL CHANCE FLOOD2% ANNUAL CHANCE FLOOD10% ANNUAL CHANCE FLOODSTREAM BEDCROSS SECTION LOCATIONLIMIT OF DETAILED STUDY 845 850 855 855 860 860 865 865 870 8700500100015002000250030003500400045005000550060006500ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH)ABCINTERSTATE HIGHWAY 494 CARDINAL CREEK ROAD FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (COUNTY DITCH 34)58PCONFLUENCE WITHNINE MILE CREEK (SOUTH BRANCH)1% ANNUAL CHANCE BACKWATER EFFECTS FROMNINE MILE CREEK (SOUTH BRANCH) 865 870 875 880 885 890650070007500800085009000950010,00010,50011,00011,500ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH)DEFGBAKER ROAD EDENVALE BOULEVARD HIJCARLSON DRIVE MINNESOTA RIVER BLUFFS REGIONAL TRAIL INDUSTRIAL DRIVE10,000 890 895 900 905 910FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (COUNTY DITCH 34)59P 875 880 885 890 870 885 890 895 900 905 910 865 880TWIN CITIES & WESTERN RAILROAD COMPANY 890 895 900 900 905 905 910 910 915 915 920 920 925 925 930 93011,50012,00012,50013,00013,50014,00014,500ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH NINE MILE CREEK (SOUTH BRANCH)KLMFEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES 60PCOUNTY HIGHWAY 62 / WEST 62ND STREET (WESTBOUND)COUNTY HIGHWAY 62 / WEST 62ND STREET (EASTBOUND)SOUTH FRONTAGE ROAD / WEST 62ND STREETNINE MILE CREEK (COUNTY DITCH 34) CONFLUENCE OF GLEN LAKE 670 690 690 700 700 710 7100500100015002000250030003500400045005000550060006500ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERFEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)61P 720 720CONFLUENCE WITHMINNESOTA RIVER 1% ANNUAL CHANCE BACKWATER EFFECTS FROM MINNESOTA RIVER 680 680 695 700 705 705 710 710 715 715 720 720 725 725 730 730650070007500800085009000950010,00010,50011,00011,50012,00012,50013,000ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERFEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)62PFOOTPATH FOOTPATH FOOTPATHA BC1% ANNUAL CHANCE BACKWATER EFFECTS FROM MINNESOTA RIVER 720 725 730 735 740 745 750 755 76013,00013,50014,00014,50015,00015,50016,00016,500FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)63PELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVER WEST 106TH STREETFOOTPATHFOOTPATH 16,50017,00017,50018,00018,50019,000DEFGHIJKLHIGH CHORD ELEVATION: 791.2LOW CHORD ELEVATION: 787.2DAM 725 730 735 740 745 750 755 760 755 760 765 770 775 755 760 765 770 775 750NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE,6722&/26(727+($118$/&+$1&(FLOOD ELEVATION TO BE SHOWN SEPARATELY 720UNNAMED ROAD FOOTPATH FOOTPATH 765 765 765 770 775 780 785 790 795 800 805 81019,00019,50020,00020,50021,00021,50022,00022,50023,000FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)64P(a)ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERPROGRESSIVE RAIL INC. WEST 102ND STREET OLD SHAKOPEE ROAD 23,00023,50024,00024,50025,000MNOPQR 770 775 780 785 790 795 800 805 780 785 790 795 800 805 810 815 785 790 795 800 805 810 815 765 810 785 790 790 795 795 800 800 805 805 810 81025,00025,50026,00026,50027,00027,50028,00028,50029,00029,50030,00030,50031,00031,500FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)64P(b)ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERWEST 98TH STREETSTUV WXYZ 790 795 795 800 800 805 805 810 81031,50032,00032,50033,00033,50034,00034,50035,00035,50036,00036,50037,00037,50038,000FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)64P(c)ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERDIRT ROAD FRANCE AVENUE SOUTH AA 795 795 800 800 805 805 810 81038,00038,50039,00039,50040,00040,50041,00041,50042,00042,50043,00043,50044,00044,500FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)64P(d)ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERPOPLAR BRIDGE ROAD NORMANDALE BOULEVARD FOOTPATHAB FOOTPATH 795 800 805 805 810 810 815 815 820 82044,50045,00045,50046,00046,50047,00047,50048,00048,50049,000FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (MAIN STEM)64P(e)ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONFLUENCE WITH MINNESOTA RIVERWEST 84TH STREET DIVERGENCE OF NINE MILE CREEK (NORTH BRANCH) AND NINE MILE CREEK (SOUTH BRANCH)ACADWEIR 800 805 810 810 815 815 820 820 825 825 830 830 835 835 840 8400500100015002000250030003500400045005000550060006500ABCDPRIVATE DRIVE U.S. HIGHWAY 494 RAMP (NORMANDALE BOULEVARD) ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(f)EDINA INDUSTRIAL BOULEVARD CONVERGENCE WITH1,1(0,/(&5((. 0$,167(0 AMERICAN BOULEVARD WEST 815 820 820 825 825 830 830 835 835 840 840 845 845650070007500800085009000950010,00010,50011,00011,50012,00012,50013,000EFGHIJMETRO BOULEVARD WEST 72ND STREET WEST 70TH STREET CANADIAN PACIFIC RAILWAY ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(g) 830 835 835 840 840 845 845 850 850 855 855 860 86013,00013,50014,00014,50015,00015,50016,00016,50017,00017,50018,00018,50019,00019,500KLMNBROOK DRIVE FOOTPATH VALLEY VIEW ROAD TRACY ROADOELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(h)NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE IS TOO CLOSE TO THE$118$/&+$1&()/22'(/(9$7,2172%(6+2:16(3$5$7(/< 845 845 850 850 855 855 860 86019,50020,00020,50021,00021,50022,00022,50023,00023,50024,00024,50025,00025,50026,000PQRSTATE HIGHWAY 62 FOOTPATH FOOTPATH ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(i) 845 850 855 855 860 860 865 865 870 870 875 87526,00026,50027,00027,50028,00028,50029,00029,50030,00030,50031,00031,50032,00032,500STUVWXYZGLEASON ROADFOOTPATHVERNON AVENUE LONDONDERRY DRIVE ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(j) 880 880 885 885 860 865 870 870 875 875 880 880 885 885 890 89032,50033,00033,50034,00034,50035,00035,50036,00036,50037,00037,50038,00038,50039,000AAABDOVRE DRIVEU.S. HIGHWAY 169 FOOTPATH ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(k) 870 875 880 880 885 885 890 890 895 895 900 900 905 905 910 910 915 91539,00039,50040,00040,50041,00041,50042,00042,50043,00043,500ACADAEAFAGAHAIAJAKAL9TH AVENUE SOUTH7TH STREET SOUTH11TH AVENUE SOUTH 5TH STREET SOUTH LIMIT OF DETAILED STUDY ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (NORTH BRANCH)64P(l)TWIN CITIES & WESTERN RAILROAD COMPANY FOOTPATH / MINNESOTA RIVER BLUFFS REGIONAL TRAIL 800 805 805 810 810 815 815 820 820 825 8250500100015002000250030003500400045005000550060006500AMERICAN BOULEVARD WESTEAST BUSH LAKE ROAD INTERSTATE HIGHWAY 494 ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(m)CONVERGENCE WITHNINE MILE CREEK (MAIN STEM) 810 815 815 820 820 825 825 830 830 835 835 840 840650070007500800085009000950010,00010,50011,00011,50012,00012,50013,000CREEK RIDGE CIRCLE WEST 78TH STREET GOLF CART PATH GOLF CART PATH GOLF CART PATH GOLF CART PATH GOLF CART PATH ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(n)CONFLUENCE OF BRAEMER BRANCH (SPLIT FLOW) CONFLUENCE OF BRAEMER BRANCH 820 825 825 830 830 835 835 840 840 845 845 850 85013,00013,50014,00014,50015,00015,50016,00016,50017,00017,50018,00018,50019,00019,500GOLF CART PATH U.S. HIGHWAY 169 WASHINGTON AVENUE ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(o)NWEST 78TH STREET 825 830 835 835 840 840 845 84519,50020,00020,50021,00021,50022,00022,50023,00023,50024,00024,50025,00025,50026,000GOLDEN TRIANGLE DRIVE SMETANA LANE VALLEY VIEW ROAD ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(p)DAM SFOOTPATH 835 840 845 845 850 850 855 855 860 86026,00026,50027,00027,50028,00028,50029,00029,50030,00030,50031,00031,50032,00032,500FLYING CLOUD DRIVEU.S. HIGHWAY 212BRYANT LAKE DRIVE FOOTPATH FOOTPATH FOOTPATH WILLOW CREEK ROAD ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(q) 850 855 855 860 860 865 865 870 870 875 875 880 880 885 88532,50033,00033,50034,00034,50035,00035,50036,00036,50037,00037,50038,00038,50039,000DIRT ROAD STATE HIGHWAY 62 ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(r)HIGH CHORD ELEVATION: 916.3LOW CHORD ELEVATION: 918.0NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE,6722&/26(727+($118$/&+$1&(FLOOD ELEVATION TO BE SHOWN SEPARATELYCONFLUENCE OFNINE MILE CREEK(COUNTY DITCH 34) 890 890 875 880 885 885 890 890 895 895 900 900 905 90539,00039,50040,00040,50041,00041,50042,00042,50043,00043,500BREN ROAD FOOTPATH ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(s)NOTE: THE 2% ANNUAL CHANCE FLOOD PROFILE IS722&/26(727+($118$/&+$1&()/22'ELEVATION TO BE SHOWN SEPARATELY 890 895 900 900 905 905 910 910 915 915 920 92043,50044,00044,50045,00045,50046,00046,500JORISSEN ROAD CONFLUENCE OF MUD LAKE ELEVATION IN FEET (NGVD 29)STREAM DISTANCE IN FEET ABOVE CONVERGENCE WITH NINE MILE CREEK (MAIN STEM)FEDERAL EMERGENCY MANAGEMENT AGENCY HENNEPIN COUNTY, MN (ALL JURISDICTIONS) FLOOD PROFILES NINE MILE CREEK (SOUTH BRANCH)64P(t)MINNESOTA RIVER BLUFFS REGIONAL TRAIL TWIN CITIES & WESTERNRAILROAD COMPANY LIMIT OF FLOODINGAFFECTING COMMUNITYWRIGHT COUNTYBOUNDARYHENNEPIN COUNTYBOUNDARY CONFLUENCE WITH CROW RIVER