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HomeMy WebLinkAbout2009 - Port Burwell Wastewater Treatment Plant January 18, 2010 Ann Neary District Manager Ministry of the Environment 733 Exeter Rd. London, ON N6E 1L3 Re: Annual Reporting as per C of A#6348—7QAJBF for the Port Burwell Wastewater Treatment plant. Dear: Madam Neary The following is a summary of the year 2009 operations for the Port Burwell Wastewater Treatment Plant, owned and operated by the Municipality of Bayham in accordance with the conditions set out in section#10 (6) of the above said C of A Section a. The attached spreadsheet entitled Annual Compliance Summary captures the monthly treatment performance of the wastewater treatment plant along with compliance and objective criteria met. b. There were no significant operational problems encountered in 2009. c. All equipment was maintained on a routine basis, following manufactures recommendations and or past operating history. These records are available at the wastewater treatment plant for review at any time. d. Daily in house lab work and visual inspections of the treatment process are the tools used to make adjustments for continued effluent quality. e. HTC Instrumentation calibrates flow-metering equipment on an annual basis. The calibration report is available at the wastewater treatment plant for review at any time. The in house lab equipment is calibrated on a regular basis by operations staff. f. See attached spreadsheet for the effluent objectives that were met during the 2009 reporting period. g. Biosolids are hauled to land under the organic conditional site#S-0506-30 and S-0513-41. A total of 1254 m3 was hauled in the spring and fall to a total useable area of 87 acres. Records are available for review at the wastewater treatment plant. h. A sulphide reducing chemical known as Bioxide is being injected into the system at various locations in the collection system which has proven to successfully reduce odour complaints. i. There was one spill reported during 2009 ( incident# 0081-7S9NY). A contractor damaged a four-inch forcemain during excavation of an Elgin County bridge project. The damage resulted in wastewater entering the Little Otter Creek. Upstream and downstream samples were collected from the said creek as recommended by MOE staff. Please do not hesitate to call me with any question or concerns at 519-874-4761. Sincerely, Ed Roloson Water/Wastewater Superintendent ( ORO) Port Burwell Wastewater Treatment Plant Year: 2009 Municipality of Bayham Works#: 110001319 Population Served: 2460 Annual Compliance Summary Design AvgFlow(m3): 1060 FLOWS BIOCHEMICAL 02 DEMAND SUSPENDED SOLIDS PHOSPHORUS NITROGEN SERIES EFFLUENT 2009 Total Avg.Day Max Day Avg.Raw Avg.Raw Avg.Eff. Avg.Load Avg.Raw Avg.Eff. Avg.Load Avg.Raw Avg.Eff. Avg.Load Avg.Eff. Avg.Load Avg.Eff. Avg.Eff. E.Coll DO pH Flow Flow Flow CBOD CBOD CBOD CBOD SS SS SS Phos. Phos. Phos. NH3+NH4 NH3+NH4 Nitrate Nitrite Geo.Mean Month m3 m3 m3 (mg/L) (kg/day) (mg/L) (kg/day) (mg/L) (mg/L) (kg/day) (mg/L) (mg/L) (kg/day) (mg/L) (kg/day) (mg/L) (mg/L) cnt/100mI mg/L January 18532 639.0 802.0 198.0 126.52 7.80 4.98 177.8 11.60 7.41 6.75 0.96 0.61 0.75 0.48 10.38 0.77 5.24 5.42 7.20 February 21729 776.0 2026.0 237.0 183.91 8.00 6.21 208.3 6.70 5.20 6.36 0.91 0.71 2.14 1.66 11.33 0.41 2.98 5.24 7.27 March 25262 871.1 1778.0 109.2 95.12 7.00 6.10 89.6 7.00 6.10 3.83 0.36 0.31 3.67 3.20 5.11 0.22 0.70 5.25 7.27 April 22208 765.6 992.0 158.3 121.19 6.80 5.21 167.8 9.50 7.27 5.19 0.34 0.26 1.77 1.36 8.82 0.22 1.06 5.44 7.24 May 20064 691.9 1007.0 312.5 216.22 6.50 4.50 147.5 7.80 5.40 5.75 0.24 0.17 0.56 0.39 7.22 0.27 0.02 5.53 7.40 June 16481 568.3 622.0 170.8 97.07 6.00 3.41 141.0 7.20 4.09 5.86 0.30 0.17 0.21 0.12 10.09 0.25 4.61 5.56 7.45 July 17728 571.9 672.0 223.8 127.99 4.80 2.75 234.5 4.40 2.52 6.99 0.17 0.10 0.14 0.08 12.25 0.18 1.58 5.29 7.40 August 17878 576.7 693.0 149.2 86.04 3.20 1.85 119.6 4.80 2.77 5.80 0.27 0.16 0.27 0.16 8.61 0.23 26.13 5.17 7.52 September 15969 532.3 584.0 178.3 94.91 3.50 1.86 167.0 4.30 2.29 6.10 0.68 0.36 0.17 0.09 9.29 0.16 1.61 5.38 7.49 October 16940 546.5 711.0 171.8 93.89 3.80 2.08 130.0 6.10 3.33 5.18 0.66 0.36 0.19 0.10 11.88 0.25 0.15 5.28 7.47 November 15696 523.2 685.0 144.2 75.45 2.80 1.46 174.8 3.30 1.73 5.49 0.55 0.29 0.14 0.07 14.64 0.21 0.42 5.34 7.49 December 18966 654.0 860.0 191.0 124.91 7.00 4.58 _ 239.3 6.80 4.45 5.58 0.31 0.20 0.13 0.09 16.33 0.24 1.91 5.22 7.77 AVERAGE 18954.4 643.0 952.7 187.0 120.27 5.60 3.75 166.43 6.63 4.38 5.74 0.48 0.31 0.85 0.65 10.50 0.28 3.87 5.34 7.41 MAXIMUM 25262.0 871.1 2026.0 312.5 216.22 8.00 6.21 239.30 11.60 7.41 6.99 0.96 0.71 3.67 3.20 16.33 0.77 5.56 7.77 CRITERIA Apr 16-Nov 30 1060.0 < 15 15.90 < 15 15.90 <1.0 1.06 <2 2.16 200.00 CRITERIA Dec 1-Apr 15 1060.0 < 15 15.90 < 15 15.90 <1.0 1.06 <5 5.30 none MEETS Concentration Criteria YES YES YES YES YES YES YES YES Yes OBJECTIVES Apr 16-Nov 30 1060.0 < 10 10.60 < 10 10.60 <0.75 0.80 <1 1.06 150.00 >5 OBJECTIVES Dec 1-Apr 15 1060.0 < 10 10.60 < 10 10.60 <0.75 0.80 <3 3.18 150.00 >5 Reasons for failure/Other Problems: Remedial Actions: Effluent at Outfall Sewer MH79 Sample Date: 11-May-09 Effluent discharge to the Big Otter Creek Parameters Result CBOD[mg/L] <4 Total Suspended Solids[mg/LI 5 Total Phosphorus[mg/LI 0.21 Nitrogen-Kjeldahl(N)[mg/Lj a 2.6 Ammonia+Ammonium(N)[mg/L] I 2.5 Nitrite(as nitrogen)[mg/L[ <0.06 Nitrate(as nitrogen)[mg/L] 0.31 Nitrate+Nitrite(as nitrogen)[mg/L[I 0.31