Cape Cod Falmouth Priority Area cessive Nitrogen Poll Great - - PowerPoint PPT Presentation

Cape Cod

Falmouth

Priority Area

Great Pond Bournes

cessive Nitrogen Poll

Atmosph from Ra here ain

Atmos from Fertilizer

5.0

Load tion Needed to Reach N TMDL

(kg-TN/day)

Current TMDL* 35.96 24.56 56.51 23.09 58.64 46.26 20.32 6.61

nes Pond -- 30% ~ (4.2 tons t Pond -- 60% ~ (11.0 tons n Pond -- 20% ~ (4.5 tons Pond -- 67% ~ (5.0 tons

Reduction ded to Reach Nitrogen T

Sentinel Threshold =

Green Pond Great Pond

Sentinel Threshold = 0.40

Bo Sentinel Stations

xcessive growth of microsco s bottom plants -- eelgrass. plankton dies and settles. nkton decomposes and smo

agement ning and shellfish aquac terventions tilizer control; eco-toilets ng household septic com e reactive barriers, sewe Education/Outreach

Oyster Farms

an oyster farming help nage nitrogen pollutio

agement ning and shellfish aquac terventions tilizer control; eco-toilets ng household septic com e reactive barriers, sewe Education/Outreach

irect Community Partici elop oyster aquaculture ance the clam fishery

em Produ Socia

wth into flesh and shell (67%) eased to air and bio-deposits (

ts from Each Harvested

Total Nitrogen eduction (tons) Required Oyster Area (acres) Percent Total Pond Area Oyst Pe 4.2 27 18% 11.0 70 27% 4.5 29 22%

itrogen removed – improved w armer jobs created n revenue from direct sales rom multiplier effect to local e tons of CO2 captured in shell a

local ster production can

aquaculture and/or inlet w chieving the Sentinel Thr en, is it still necessary to MDL? ext of the above, could th lity Trading Policy be appl

Cape Oyster

• 2025 -