05/17/1990 CONSERVATION COMMISSION Minutes

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Conservation Commission May 17, 1990 Page 3. : 1 - Richard Halpern left the meeting. 8:15 NEW SEABURY GOLF COURSE -- LILLY PND: Brian Ze-ppenfeld presented abutter receipts, He. advised there is a pipe put in from the Lilly Pond to Nantucket et Sound In an area where beach nourishment is on-going. Analysis of the waters of the pond shored it is equivalent to drinking grater. They are proposing to put in an automatic sump pump. They would like to keep within a foot of it's normal level . An elbow would shoot the water up into the air, dissipating the energy, with stone beneath. A letter was read into the record from MBL, Christine Gault of WB RR asked to be apprised of1the whole project. The initial test performed was looked at by WB RR; no herbicides or pesticides were detected, nitrogen levels were tolerable. The erosion aspects can be addressed, Nor. Zeppenfeld. gave copies of a newspaper article re golf course fertilizers being found safe, Ms Beh rman pointed out that was looking at ground water, not surface water, discharge. Mr. Zeppenfeld referred to a letter from Aubrey Consulting stating it is rain runoff with little or no contamineats. Everything will be done by hand. Some pipe will be added and put In beach sand where there is no growth. Mr, Coffey asked how much is existing and how much replaced. Mr. Zeppenfeld advised the existing pipe i " and will continue 611 throughout, 10 feet will be added. 1r. Sherman advised a discharge permit is not needed* 1r, Zepp stated the pond has existed this way; if they were to stop, this would be a- change in habitat. Mr. Sherman agreed it might be better to stay within a narrow parameter of fluctuation. Robert Gray who was present- for another hearing was asked for ars opinion and he stated he -would rather look at the site first. Mrs. Terry asked if the golf course ponds were man made and Mr. Zeppe,nfeld did not know. They nearer dry up; it is above sea level at 3.91 . Mrs. Terry stated if they do not drain it out, they will lose their golf course. Mr. York questioned whether water samples were representative of what goes on over the entire year. a . Zeppenfeld stated fertilization is very controlled. He will provide rates, dates, patterns, chemical names and where put down. � Mrs. Simmons asked if they would be willing to have it in the Order of Conditions that there will be testing done in a certain runner each year. Mr. Zeppenfeld again referred to the newspapers article and was told that it only refers t fertilizers, not pesticides.