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SUW1IT FNGINEERINC,INC. SUTTER HOME PROJECT NO2001.015 Constdtmg Civil EngiRCrs Irrigation&Effluent Application Rates BY: AM Phase 1-:0,000`PONS CHK: GD N1nntlr Reference ET` Pasture Crop Vineyard Crop Pasture N fd Vineyard ETd Precipitation' Irrigation Demand" Operating Percolation Assimilative Capacity' Effluent Eveess Rate tor Coetfieielle Coefficient, nays per Capacity" Applied Capacity Bo D Month s Appfiedt (in) (in) (in) (in) (Mgal) (d) (in) (Nfg;d) (in) (Meal) (Mgal) (in) (Mgal) (Ihladday) January 1.2 0180 0.00 0.99 0.00 6.5 0.11 0.000 6 1.15 2.479 1.2 2.479 1.405 0.65 1.074 1.75 Febilialy 2.0 0.80 0.00 1.57 0.00 5.4 (ldl 0.000 5 0.96 2.066 1.0 2.066 1.549 0.72 ().if? 3.29 March 3.4 0.80 0.00 2.73 0,00 5.2 0.0 0.11110 12 2.30 4.958 2.3 4.958 1.594 0.74 3,364 1..27 April 5.1 0.90 0.16 4.59 0.82 2.3 2.2 4.839 13 2.50 5.371 4.7 10.211. 0.752 0.35 9.459 0.18 May 6.8 0.90 058 6.14 3.96 1.2 5.0 10.669 16 3.07 6.611 8.0 17.280 0,397 0.18 16.883 0.03 June 7.8 0.90 0.71 7.02 5.54 0.3 6.8 14.534 17 3.26 7.024 10.0 21.558 1.500 0.70 20.058 0.10 July 8.1 0.90 0,64 7.25 5.16 (1,0 7.2 15.529 30 5.76 12.395 13.0 27.924 1.663 0.77 20.261 0.17 1 .August 7.1 0.90 0.45 6.42 3.21 0.1 6.4 13.686 31 5.95 12.809 12.3 26.495 0.000 0.00 26.495 0.00 September 5.4 0.90 0.26 4.86 1.40 0.6 4.3 9.230 30 5.76 12.395 10.0 2I.625 3.032 1.41 18.593 3.92 October 3.7 090 0.07 3.35 0.26 1.7 1,6 3,546 16 3.07 6,611 4.7 10.157 4.143 1.91 6.054 17.41 November 1.8 0.80 0.00 1.44 0.00 3.7 0.0 0.01111 14 2.69 5.785 2.7 5.785 3.340 155 2.445 13.85 December 0.9 11,80 0.00 0.74 0.00 5.7 0.0 0.11110 5 0.96 2.1166 1.0 2.066 2,038 0.95 0.028 16.43 Total 53.4 47.1 20.3 32.7 33.5 72.03 37,44 80,571 70.9 152.60 21.37 9.9 131.23 Irrigation Area= Vineyard 0.0 acres Paslurc 79.2 acres Available Irrigation Area= Vineyard 0.0 acres Pasture 79.2 acres (a) Reference evapotranspiration rates lased on CNIIS referance evapotranspu-ation map 1999. (b) K,coefficients lir pasutre from Table 5-1,"Irrigation with Reclaimed Municipal Wastewater-A Guidance Manual%California State Water Resourecs Control Board,July 1984(San Joaquin Vaky), (c) K,cocf)icients for vineyard from Table 5-12,reference cited above. (d) ET=ET,a K, A weighted value is determined on the basis of the available inigated acreage of vineyard and orchard. (e) Precipitation,I00-year rainfall event,based upon rainfall data for Ludi;CA (f) Inigalion Demand=ET-Precipitation,inches (g) Operation days per monds baser)on NBRID data for 100 year R.P, (h) A percolation rate of(1.125 inches per hour based on Condor Technologies Percolation Test Report dated Sept 1998 was applied for the number of operating days assuming a 24 hour day wills a 93,6%rcduclion as a Safely Factor. (i) Assimilative capacity is Ilse sum of inigalion demand and percolation capacity. (j) Avg Monthly flow adjusted by the ratio of Peak Day to Avg Day Peak Month and Avgerage Monthly BOD is also adjusted by 2.11 sai'ety factor. Page 1 of 2 7/211()l