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HomeMy WebLinkAbout20080511 Ver 1_BPDP Excerpt for tracts_20140325Greene Environmental Services, LLC are adjacent to or in close vicinity to successful NCEEP full - delivery riparian buffer restoration projects and were designed and constructed using the same methods. These existing buffer restoration areas have been monitored annually throughout the life of the buffer bank areas and have exceeded the success criteria each year. For these reasons, it is unnecessary to monitor the CLCP tracts for five years (through the tenth and seventh growing seasons, respectively). Instead, GES will to monitor the entire bank for three years (through 2010). If the success criteria are not met in any of those years, remedial actions will be implemented and additional monitoring may be required by DWQ. Annual monitoring at the CLCP will include recording the number of live, planted stems by species in each of the 18 monitoring plots. The number and species of any volunteer natural stems will be recorded for those stems over 1.5 feet in height. The monitoring report will include a calculation of average live stems per acre by tract and for the entire parcel. In areas with significant mortality, as evidenced by monitoring data or qualitative observation, remedial planting will be done. Planting density and species will be determined on a case -by- case basis, depending on local conditions and needs. Where competing non - native species begin to cause significant planted stem mortality, they will be controlled using manual and mechanical methods (machetes, small mowers, and string trimmers). 5.0. GENERAL SERVICE AREA The General Service Area for the CLCP includes, the 8 -digit MU (Cataloging Unit 03020203) in which the Bank is located, as indicated!by;the�General Service Area map (Figure 4). Use of a Bank Site to compensate for impacts!bey.ond;the!geographic service area may be considered by the DWQ or the permitting agency on a case -by -case basis. 6.0 CREDITS The CLCP offers both riparian buffer mitigation credits (1.83 acres) and nutrient offset credits (18.93 acres) (Table 5). Riparian buffer mitigation credits include 1.83 acres or 79, 714.9 ft" extending out 50 feet in width from the top of bank on two separate stream segments. All remaining 18.93 acres of riparian buffer restoration will be included as nutrient offset credits totaling 43,027.9 Ibs -N. A copy of the separate ledgers for riparian buffer credit and nutrient offset credit are included in Appendix C. Table 5. Riparian Buffer. andXutrient gffset;Credits in the CLCP by Tract. I Riparian Buffer Credit I Nutrient Offset Credit ITotal Tracks Acres Square feet Acres Pounds of N L -6 0.18 7,840.8 1.67 3,795.9 1.85 L -7 0.37 16,117.2 1.93 4,386.9 2.3 L -8 0.93 40,510.8 0.58 1,318.3 1.51 L -9 - . F .... t. 1.27 2,886.7 1.27 C -1 3.38 7,682.7 3.38 C -2 - - 1.84 4,182.3 1.84 Totals 1 1.83 79,714.8 1 18.93 43,027.9 20.76 Contentnea /Little Contentnea Creek Parcel BPDP 14 GES Neuse River Basin Umbrella Mitigation Bank