Wilson points to the increase in flows recorded this year, a year the region hasn‘t experience any water shortages. thor of the soonâ€"toâ€"beâ€"released report that may finally solve this mystery, could be the weather. ‘"There are a number of paraâ€" meters that resulted in the reducâ€" tion and it‘s hard to discern one specific answer. The last couple of years, for example, were both dry years and that could result in a decrease in infiltration." One of those "other factors" says Stu Wilson, the region‘s senior technologist with the waste/water division and the auâ€" Federation of University Women host used book sale * The Kâ€"W branch of the Canadian Federation of University Women will present the 27th Annual used book sale Friday, April 5, 129 p.m., and Saturday, April 6, 9 a.m.â€"1 p.m., at Hilliard Hall, in the First United Church, Waterloo. Over one thousand donated books will be offered at prices ranging from $1 for hardcovers, 50 cents for paperbacks, 15 cents for magazines. A sale of special books will be held on Friday, April 5, at 2 p.m. ï¬ All money raised will be returned to the communâ€" ity in the form of bursaries, educational awards and social projects. Donations of used books will be received by calling 884â€"4866, 576â€"8645, 884â€"0633, and 885â€"4247. 2.19 TREAT _ 4 vourserr §# ROYALLY 5* Sale ends March 24/91 SALE /2 OF TREATING YOU RIGHT! We did an evaluation of the flows and the quality of raw sewage and our indications were as flows went up the sewage became more diluted." Which means infiltration and inflow, the source of which reâ€" mains a mystery to the city, even But the city still maintains they can‘t find any source of infiltraâ€" tion while the ministry insists there was nothing wrong with the meters. Nick Ehlert, senior operations engineer with the ministry, says he examined the records over the last ten years and noticed an interesting pattern. 50 Westmount Rd. N (Westmount Place) 238 Weber St. N (at University) King St. S. & John St. pP" Dig into the cool, rich, delicious taste of our Peanut Buster ® Parfait. Or luscious Banana Split covered with flavors like strawbherry and pineapple. All made with Dairy Queen® soft serve, a real dairy product. Your favorite treat. Now specially priced at your participating 4 Dairy Queen ® store. As part of the week‘s events, optometry students will conduct seminars at local high school to educate students on the visual system. Saturday, March 9 a display booth will be set up at Fairview Park Mall with informational brochures, literature and videos, (Continued from page A1) Saving the eyes of the world is the theme of Vision Awarness Week and the University of Waterloo School of Optometry has joined forces with the Canadian Association of Optometrists to help promote public awareness within the community. With the gradual depletion of the ozone layer, solar radiation has increased, particularly ultravio let radiation. If proper eye protection is not worn, the increased levels of UV radiation can lead to damage in the eyes, such as snow blindness and early cataract development. Vision Awareness week questions will remain unknown until the final report goes to regional council in about four weeks, there is another question. Who has been paying for those millions of gallons of sewage that never actually went through Waterloo‘s treatment plant â€" or did they? after almost six years of looking. So, were the meters wrong? Is there infiltration? Are there other factors involved in the mysterious increase and decrease of the flows at Waterloo‘s sewage plant? Will Wilson‘s report finalâ€" ly offer some answers? answers to these There is no charge to you for this service Amounts are limited tc household quantities only For further information, please contact the Waterioo L andtili office at 885â€"9512 or 885â€"0520 Please bring these wastes to the following disposal locations on the dates listed below: Certain household wastes are not acceptable for disposal with your regular garbage and should be brought to the Region‘s Waste Management Facilities for safe and proper disposal These household wastes include + PAINTS (i.e. Enamels, Latex, Stains. Varnishes) â€" SOLVENTS (i.e. Paint Strippers, Varsol, Paint Thinners) â€" LAWN & GARDEN CHEMICALS (ie. Pesticides. Herbicides) â€" MISC. CHEMICALS & POLISMES (ie Bleach, Brass Polish) â€" WAXES (i.e. Floor, Car, Chrome Cleaner) â€" ADHESIVES (i.e. Glues. Contact Cement) â€" WASTE OR EXPIRED MEDICINE â€" MISC. HOUSEHOLD POISONS â€" ACIDS & ALKALINES (i.e. Muriatic, Chiorine) â€" BATTERIES (i.e. Car, Alkaline) â€" MISC. AUTOMOTIVE CHEMICALS (ge. Antiâ€"Freeze. Motor Oi)) â€" AEROSOL CANS WATERLOO LANDFILL 925 Erb Street West (8:00 a.m. to 3:00 p.m. January 26 July 27 February 23 _ August 24 March 23 September 28 April 27 October 26 May 25 November 30 June 22 Cancer can be beaten. Effective April 1, 1991, all recyclable corrugated cardboard will be banned from the Region‘s Landfill Sites. The cardboard must be separated from refuse going to all Regional Landfill Sites and Transfer Stations. Businesses should make arrangements with a waste hauler or recycler to provide for separate collection of recyclable corrugated cardboard. Residents who are served by a Blue Box program should watch for announcements that will explain how to properly recycle cardboard in their Blue Boxes. For further information, please contact the Region‘s Recycling Office at 747â€"5010. WASTE MANAGEMENT FACILITIES HOURS OF OPERATION CORRUGATED CARDBOARD BAN HOUSEHOLD SPECIAL WASTE SATURDAYS WATERLOO CHRONICLE, WILMOT TRANSFER STATION Reg. Rd. #2 and Reg. Rd. #12 Thursday and Friday â€" 10:00 a.m. to 6:00 p.m Saturdays â€" 7:00 a.m. to 3:00 p.m. AYR TRANSFER STATION North Dumftries Twsp. Rd. #8 Tuesday and Friday â€" 10:00 a.m. to 6:00 p.m Saturdays â€" 7:00 a.m. to 3:00 p.m. End of Savage Dr. Cambridge, Ontario Monday to Saturday â€" 7:00 a.m. to 6:00 p.m Statutory Holidays â€" 7:00 a.m. to 6:00 p.m. WATERLOO TRANSFER STATION 925 Erb St. W. Waterloo, Ontario Monday to Saturday â€" 7:00 a.m. to 6:00 p.m. Statutory Holidays â€" 7:00 a.m. to 6:00 p.m. WOOLWICH TRANSFER STATION End of Howard Ave. Elmira, Ontario Tuesday to Friday â€" 9:00 a.m. to 5:00 p.m Saturdays â€" 7:00 a.m. to 3:00 p.m. CAMBRIDGE TRANSFER STATION WELLESLEY TRANSFER STATION Reg. Rd. #5 and Reg. Rd. #11 Monday to Friday â€" 10:00 a.m. to 6:00 p.m. Saturdays â€" 7:00 a.m. to 3:00 p.m. );) THE REGIONAL MUNICIPALITY OE WATERLOO Please give generously CAMBRIDGE LANDFILL End of Savage Drive (8:00 a.m. to 3:00 p.m.) May 11 June 8 July 13 August 10 September 14 , MARCH 6, 1991 â€" PAGE A7