Existing Conditions Evaluation
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Jabez Branch 3 Watershed Restoration Implementation Plan Existing Conditions Evaluation April 2015 Prepared For: 707 North Calvert Street Baltimore, Maryland 21202 Prepared by: Contents Introduction: ................................................................................................................................................. 4 Table 1: Jabez Branch 3 Watershed Land Use Data ................................................................................. 4 Background: .................................................................................................................................................. 6 Stream Assessment: ...................................................................................................................................... 7 Procedure: ................................................................................................................................................ 7 Table 2: Rapid Stream Characterization Summary Table ........................................................................ 8 Reach 1 ..................................................................................................................................................... 9 Reach 2 ..................................................................................................................................................... 9 UT 1 ..................................................................................................................................................... 10 UT 2 ..................................................................................................................................................... 10 Reach 3 ................................................................................................................................................... 11 UT 3 ..................................................................................................................................................... 13 UT 4 ..................................................................................................................................................... 13 Reach 4 ................................................................................................................................................... 13 UT 5 ..................................................................................................................................................... 14 UT 6 ..................................................................................................................................................... 15 Reach 5 ................................................................................................................................................... 15 UT 7 ..................................................................................................................................................... 15 Reach 6 ................................................................................................................................................... 15 Reach 7 ................................................................................................................................................... 16 Habitat Assessment Results ........................................................................................................................ 17 Forest Resources ......................................................................................................................................... 18 Jabez Branch 3 Watershed Pollutant Loading ............................................................................................ 20 Table 4: Pollutant Loading Rates for Jabez Branch 3 Watershed .......................................................... 20 Table 5: Equivalent BMP Types .............................................................................................................. 21 BMP Assessment and Subwatershed Summary ......................................................................................... 23 Table 6: Subwatershed Summary Table................................................................................................. 23 Existing BMPs .............................................................................................................................................. 24 Subwatershed 1: .................................................................................................................................... 26 1 Subwatershed 2: .................................................................................................................................... 26 Wakefield Business Park and Strayer University (BMP #2) ................................................................. 26 Subwatershed 3: .................................................................................................................................... 27 Classic Collision Repair (BMP #3) ........................................................................................................ 27 730 Generals Highway (BMP #7) ........................................................................................................ 28 Canterbury Square (BMP #8-11) ......................................................................................................... 28 BMPs in median between 97 NB and 3 EB (BMP #12) ........................................................................ 28 Opportunity Builders (BMP #14) ......................................................................................................... 29 Subwatershed 4 ..................................................................................................................................... 29 Subwatershed 5 ..................................................................................................................................... 29 BMP at 97 Southbound (BMP #27) ..................................................................................................... 30 Subwatersheds 6 & 7: ............................................................................................................................ 30 BMP at Route 3 to Route 32 (BMP# 26) ............................................................................................. 30 Subwatershed 8: .................................................................................................................................... 30 BMP at 97 ramp to 32 west (BMP #16)............................................................................................... 31 Subwatershed 9: .................................................................................................................................... 31 Subwatershed 10: .................................................................................................................................. 31 BMP at Route 3 to 32 East (BMP #17) ................................................................................................ 32 Severn Run Evangelical Presbyterian Church (BMP #22) .................................................................... 32 Devonshire BMP (BMP #18) ................................................................................................................ 32 BMPs without Detailed Analysis Completed: ........................................................................................ 33 1700 Charles Road (BMP #25) ............................................................................................................ 33 Millersville Elementary School Parking Lot (BMP #24) ....................................................................... 33 1357 Coleus Drive (BMP #23) ............................................................................................................. 33 Overlea Farms Trench (BMP #21) ....................................................................................................... 33 Cecil Avenue South (BMP #19) ........................................................................................................... 33 Cecil Avenue North (BMP #15) ........................................................................................................... 34 1526 Jabez Run (BMP #13).................................................................................................................. 34 733 Generals Highway (BMP #6) ........................................................................................................ 34 Lonergan’s Charter Services (BMP # 4-5) ............................................................................................ 34 609 N Cecil Avenue (BMP #1) ............................................................................................................. 35 Summary ..................................................................................................................................................... 36 2 Next Steps ................................................................................................................................................... 37 References: ................................................................................................................................................. 38 List of Figures Map 1: Jabez Branch 3 Subwatersheds and Stream Reaches Map 2: Forest Resources, Public Parks, and NWI Wetlands Map 3: Existing BMP Locations Appendix 1: