2005- -2006 2006 Phillippi Phillippi Creek Bacteria Study Creek Bacteria Study 2005 Sarasota County Water Resources Sarasota County Water Resources
Phillippi Creek Basin Creek Basin Phillippi � One of four major floodplains in Sarasota County One of four major floodplains in Sarasota County � � The third largest sub The third largest sub- -basin in Sarasota County basin in Sarasota County � � Lies within Roberts Bay Watershed Lies within Roberts Bay Watershed � � Drainage area covers 57 square miles Drainage area covers 57 square miles � � Forty Forty- -seven miles of open channels seven miles of open channels � � Urbanized. Primary land use: residential (48.73%), Urbanized. Primary land use: residential (48.73%), � commercial/industrial (7.18%), agriculture (12.54%). commercial/industrial (7.18%), agriculture (12.54%). � Largest contributor of fresh water, nutrients, and metals Largest contributor of fresh water, nutrients, and metals � to Roberts Bay (Matheny Creek only other tributary) to Roberts Bay (Matheny Creek only other tributary) � Sewage treatment primarily septic tanks along Main A Sewage treatment primarily septic tanks along Main A � Canal Canal � 15,416 septic systems in basin prior to PCSSRP 15,416 septic systems in basin prior to PCSSRP �
Phillippi Creek Basin Creek Basin Phillippi � South Gate AWWTP discharge to South Gate AWWTP discharge to Phillippi Phillippi Creek Creek � � 1.36 1.36 mgd mgd facility facility � � Provides approximately 250,000 gallons/day reuse to Provides approximately 250,000 gallons/day reuse to � Forest Lakes Golf Course Forest Lakes Golf Course � Discharges approximately 1.1 Discharges approximately 1.1 mgd mgd to to Phillippi Phillippi Creek Creek � � Permitted to discharge 1.36 Permitted to discharge 1.36 mgd mgd to to Phillippi Phillippi Creek as Creek as � wet weather alternative wet weather alternative � Facility will be taken offline by 11/1/2007 Facility will be taken offline by 11/1/2007 � � Result in load reduction: 9.23 Result in load reduction: 9.23- -13.79 lbs. TN and 1.38 13.79 lbs. TN and 1.38- - � 2.07 lbs. TP 2.07 lbs. TP
Bacteriological Study Bacteriological Study � No current water quality data No current water quality data � � Listed as impaired for Listed as impaired for coliforms coliforms in Group 3 Basins in Group 3 Basins � (Sarasota Bay); total >2400; fecal >400. (Sarasota Bay); total >2400; fecal >400. � TMDL in 2008 TMDL in 2008 � � Verify TMDL Verify TMDL � � Support PCSSRP Support PCSSRP � � More current data to help prioritize PCSSRP areas for More current data to help prioritize PCSSRP areas for � central sewer central sewer � Provide background data Provide background data � � Look for potential hot spots Look for potential hot spots � � Added nutrients in 2006 for Roberts Bay Study Added nutrients in 2006 for Roberts Bay Study � � Nutrient data relative to Roberts Bay Nutrient TMDL Nutrient data relative to Roberts Bay Nutrient TMDL �
Phillippi Creek Bacteria - Fecal and Rainfall 70000 4 3.5 60000 3 50000 Fecal Coliform (#/100ml) 2.5 Rainfall (in.) 40000 2 30000 1.5 20000 1 10000 0.5 0 0 5 5 5 5 5 5 5 5 5 6 6 6 6 6 6 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 / / / / / / / / / / / / / / / 1 3 2 1 1 0 9 8 8 7 8 7 7 6 5 0 1 2 0 1 2 2 0 1 2 0 1 2 0 1 / / / / / / / / / / / / / / / 2 3 4 6 7 8 9 1 2 1 3 4 5 7 8 1 1
Fecal Coliform (#/100ml) 10000 15000 20000 25000 30000 35000 40000 5000 C a t 0 f P i s h h i l l C i p r p e R i e C k e d r e B e u k g @ S l U o P u S Phillippi Creek Bacteria - Fecal Min./Max./Mean g h 4 i h 1 l l i @ p p i W C i r l k e i e n k s o @ n B e M e R a i i n d g B B e r @ R a n . G c h e r B h B a r @ d t U W S p t p o e o r d P h v i e i l l w i p p D i r @ B L a a h t e i a r a V l i B s A t r B a a n @ c h M A a A p l e @ l o M C f t a i a n t t l A e m a t e C n o R l o d n . i a l L O a a t e k r s a l P A a L a A r k t e @ r a l T A r a B i A l s @ D r L i n w M o o a d i n S A t . @ B r a n c h A A Avg Of FCOLI_100ML Min Of FCOLI_100ML Max Of FCOLI_100ML
Phillippi Creek Bacteria - Percentage of samples over 800 col/100mL 120 100 80 Percentage 60 40 20 17 17 17 17 17 17 17 14 12 15 12 12 0 Branch BB @ Woodview Dr. Lower Phillippi @ US 41 Red Bug Slough @ Wilkinson Rd. Main B @ Gerhardt St. Upper Phillippi @ Bahia Vista Main A @ Branch AA Phillippi Creek @ Bee Ridge Rd. Lateral AB @ Mapleloft Branch AA @ Cattlemen Lateral AA @ Trails Dr. Lateral ABA @ Linwood Catfish Creek
Phillippi Creek Bacteria - Percentage of Samples over 400 col/100ml 120 100 80 60 Percentage 40 20 0 . . a d d 1 . k t n . R t . t f d A 4 R S r r e s o e D D o A i e l m S e V e n t o d r g w s h U o l e w C a p l d r c s e l i a i a a n t n @ n i i h t h R h v M a r i a a T L s i r d k C e B r i i e B f l o @ @ p i G @ t W e a o @ p @ B @ C W i B A @ A l @ l i @ i A A B h A @ p A A P B A p h l k a l n i a g n h r e B l l l r r a i e u i e c a e i h e a B r w o n M P t t e r M a a a o l C h t S L L a r r L c e B L i g p n p u p a p B i r l B U l i d h e P R
Phillippi Creek Bacteria - Fecal vs Ammonia 0.300 0.250 0.200 NH4 (mg/L) 0.150 NH4_N_mg_l 0.100 0.050 0.000 0 20 40 60 80 100 120 140 160 180 200 Fecal Coliform (#/100ml)
Phillippi Creek Bacteria - Fecal vs Total Kjeldahl Nitrogen 3.000 2.500 2.000 TKN (mg/L) 1.500 TKN_mg_l 1.000 0.500 0.000 0 20 40 60 80 100 120 140 160 180 200 Fecal Coliform (#/100ml)
Phillippi Creek Bacteria - Fecal vs Total Nitrogen 9.000 8.000 7.000 6.000 TN (mg/L) 5.000 TN_mg_l 4.000 3.000 2.000 1.000 0.000 0 20 40 60 80 100 120 140 160 180 200 Fecal Coliform (#/100ml)
Phillippi Creek - Fecal vs Nitrite + Nitrate 1.000 0.900 0.800 0.700 0.600 NOx (mg/L) 0.500 NOX_mg_l 0.400 0.300 0.200 0.100 0.000 0 20 40 60 80 100 120 140 160 180 200 Fecal Coliform (#/100ml)
Phillippi Creek Bacteria - Fecal vs Total Phosphorus 1.200 1.000 0.800 TP (mg/L) 0.600 TP_mg_l 0.400 0.200 0.000 0 20 40 60 80 100 120 140 160 180 200 Fecal Coliform (#/100ml)
Phillippi Creek Bacteria Study Creek Bacteria Study Phillippi Where Do We Go From Here? Where Do We Go From Here? � Continue monthly monitoring Continue monthly monitoring � � Focus on areas with highest bacteria and nutrient loads Focus on areas with highest bacteria and nutrient loads � � Continue to support PCSSRP Continue to support PCSSRP � � Partner with FDEP and Mote to work with Optical Partner with FDEP and Mote to work with Optical � Brighteners Brighteners � Contribute to development of BMAP Contribute to development of BMAP � � Design and implement projects proposed in BMAP Design and implement projects proposed in BMAP � � Design monitoring program to measure success of Design monitoring program to measure success of � BMAP projects BMAP projects
THANK YOU! THANK YOU!
Recommend
More recommend
