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vv h: <br /> lN' r►i� t <br /> WATER QUALITY REPORT SUMMARY <br /> GREAT NECK ROAD SUBDIVISION <br /> The site is within 300 ft. of Ockway Bay and within the ground water recharge <br /> . 4 ' zone to the Ockway Bay. <br /> Two monitoring wells were installed and sediment layers were identified. <br /> . 4 <br /> 4A . Elevations to top of casing will be surveyed by S&R Land Surveying. Ground <br /> water levels were measured to top of casing. <br />} ,; rm: • Ground water and surface water sample results are as follows: <br /> oil �., �* <br /> Au <br /> PARAMETER HW-1 HW-2 OCKWAY BAY <br /> .........................................__................. ............ .BRL N/A <br /> . 14 PASBRL ... ...................................... <br /> _......................................... .7..... <br /> ' ► Pe ....100 mg 11..... _ ..... mg 1...... ....._......... N/A.................. <br /> ; <br /> .........................................._........._..................:.... ........... g :.. <br /> � y, �' . Mn ... g. ..... _ ................ .................. <br /> + ,J ... ........... ................................._....... .... _ 0.19-mgl ' ... .0.29.mg/1_..... `.........................................................N/`�' <br /> A i� ♦ ..................................................................... y...........................................i... .. .. .. ...$ <br /> Na _....................... " ... 15mg�1 ... = ........98 m.�l......... = ................ N/�'.........._... <br /> ... <br /> .................................................r Nitrate-Nitrogen 0.05 mg/l BRL NSA <br /> ..Total Phosphorus........_............ ........................................... ,...........15.mg� ............ ................ N� ''...........� <br /> 4 Total Phenolics............................. ' ........_......................BRL .. .. BRL ........... _ ................ N/�'............ _.. <br /> ' � M _ _ ....E f .N�A <br /> a p+ , Total Coliform _ <br /> .pH...... <br /> _................ .................... <br /> ....................a......... a......................N...A.................... <br /> Conductivity 137 µS -151 µS ./.... <br /> .Total..Nitrogen................. .......... ...........N/.A.............;........... ..NA .............;...............1:.1.mgi. <br />►�,, { ` BRL-Below Reporting Limit <br /> d fi LT-Less Than <br /> N/A-Not Analyzed <br /> t4rN <br /> p ,:: No hazardous materials will be produced or stored on site except typical <br /> �.� , .',; , : household hazardous materials. <br /> .'A Stormwater runoff from roadways, driveways and roofs will all be collected and <br /> ►� i directed to leaching galleries. No direct road runoff will enter the Bay. <br /> "� �: � • A buildout analysis was conducted on the recharge zone to the bay using existing <br /> zoning by-laws and current Assessor's data. <br /> a 'wA <br /> i Horsley & Witten, Inc. -1- 18 September 1996 <br /> 7 n <br />