LOTT etem 'U/ate,r, May 10, 2016 Lacey Olympia Tumwater Thurston County David Dougherty, P.E. Water Quality Program Washington State Department Of Ecology Southwest Regional Office P.O. Box 47775 Olympia, WA 98504-7775 Dear Mr. Dougherty: SUBJECT: 2015 Infiltration and Inflow Report In accordance to Section S4.E. of NPDES Permit #WA0037061 issued to the LOTT Clean Water on August 26, 2011, attached is LOTT's 2015 Infiltration and Inflow Report. This report was also submitted to the Washington State Department of Health. questions regarding this submittal, you can contact me at (360) 528-5708. If you have any Sincerely, KEN BUTTI Environmental Compliance Supervisor 360.664.2333 500 Adams Street NE Olympia, WA 98501-6911
LOTT &eanwate1t May 10, 2016 Lacey Olympia Tumwater Thurston County Mamdouh EI-Aarag Washington Department of Health Office of Shellfish & Water Protection River View Corporate Center 16201 E. Indiana Avenue, Suite 1500 Spokane, WA 99216 Dear Mr. EI-Aarag: SUBJECT: 2015 Infiltration and Inflow Report In accordance to Section S4.E. of NPDES Permit #WA0037061 issued to the LOTT Clean Water on August 26, 2011, attached is LOTT's 2015 Infiltration and Inflow Report. This report was also submitted to the Washington State Department of Ecology. If you have any questions regarding this submittal, you can contact me at (360) 528-5708. Sincerely, KEN BUTTI Environmental Compliance Supervisor 360.664.2333 500 Adams Street NE Olympia, WA 98501-6911
NPDES PERMIT REPORTING LOTT etem 'il}ate,t 1. Facility LOTT Clean Water Budd Inlet Treatment Plant 2. Reporting Period 2015 3. NPDES Waste Discharge and Reclaimed Water Permit No. WA0037061 4. Permit Reports Infiltration and Inflow Report Certification Statement "I certify under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering information submitted, to the best of my knowledge and belief, is true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violation." Laurie Pierce, LOTT Operations and Facilities Director (360) 528-5727 Date
NPDES WASTE DISCHARGE AND RECLAIMED WATER PERMIT NO. WA0037061 INFILTRATION AND INFLOW REPORT 2015 4;,LQTT ~U'ate, Average Monthly Flow Total Monthly Rainfall Additional Sewer Population Served* (MGD) (inches) Lines Added (feet) YEAR YEAR YEAR YEAR BUDD INLET TREATMENT PLANT NPDES PERMIT DESIGN STANDARDS MONTH 1995 2013 2014 2015 1995 2013 2014 2015 1995 2013 2014 2015 1995 2013 2014 2015 MONTHLY AVE FLOW (MGD): 28 JAN 13.40 13.22 12.09 13.28 5.76 3.83 4.99 6.00 84,720 131,720 122,475 120,975 5,988 1,352 1,724 1,287 MAXIMUM DAY (MGD): 55 FEB 15.60 12.15 15.51 13.51 6.10 4.16 9.83 5.80 88,340 123,100 126,920 129,365 5,988 1,352 1,724 1,287 PEAK HOURLY FLOW (MGD): 64 MAR 14.06 12.54 17.28 12.07 6.73 3.96 10.10 6.11 81,735 113,565 150,155 123,815 5,988 1,352 1,724 1,287 POPULATION EQUIVALENTS: 150,000 APR 10.98 12.54 12.70 10.56 2.70 5.17 4.93 1.83 75,850 106,170 140,310 123,725 5,988 1,352 1,724 1,287 MAY 10.54 10.96 11.27 9.45 1.16 2.98 3.35 0.64 85,735 104,205 114,285 116,655 5,988 1,352 1,724 1,287 JUN 9.93 10.37 9.18 10.25 1.10 2.68 1.16 0.31 74,895 122,000 104,050 124,250 5,988 1,352 1,724 1,287 JUL 9.74 9.49 8.83 9.31 1.71 0.06 0.30 0.08 72,985 98,420 123,280 114,120 5,988 1,352 1,724 1,287 AUG 9.49 9.26 9.17 10.34 1.22 1.31 2.70 2.90 65,770 120,190 114,690 138,865 5,988 1,352 1,724 1,287 INFILTRATION & INFLOW SUMMARY SEP 8.54 11.67 9.64 9.55 1.97 11.43 2.58 0.96 60,815 131,915 123,125 141,000 5,988 1,352 1,724 1,287 OCT 8.97 11.15 11.38 9.78 5.20 1.77 8.57 6.40 62,710 109,270 134,045 136,695 5,988 1,352 1,724 1,287 NOV 13.54 11.45 11.70 15.28 13.51 4.40 6.86 10.81 60,980 114,740 120,980 137,715 5,988 1,352 1,724 1,287 DEC 13.52 10.88 13.27 17.51 7.79 1.60 7.05 6.48 59,425 114,825 136,510 134,475 5,988 1,352 1,724 1,287 1995 7.06 Base Year 25.21% TOTAL ANNUAL 4197.62 4504.79 4123.24 4313.10 54.95 43.35 62.42 48.32 2013 3.96-43.91% 14.14% LOW 8.54 9.26 8.83 9.31 TOTAL (feet) 71,856 16,225 20,693 15,440 2014 8.45 19.69% 30.18% HIGH 15.60 13.22 17.28 17.51 I & I = Highest Average Monthly Flow - Lowest Average Monthly Flow TOTAL (miles) 13.61 3.07 3.92 2.92 2015 8.20 16.15% 29.29% AVE 11.50 12.31 11.30 11.82 YEAR I & I (MGD) % OVER BASE I & I % OF MONTHLY AVERAGE DESIGN FLOW * "Population Served" is calculated from suspended solids received in the plant influent. Calculations use 0.20 pounds per person per day.
20.0 BUDD INLET TREATMENT PLANT AVERAGE FLOW BASE YEAR, 2013-2015 4i)LOTT ~?ti~ Al/iQn,e 18.0 1995 FLOW 2013 FLOW 2014 FLOW 2015 FLOW AVERAGE FLOW (MGD) 16.0 14.0 12.0 10.0 8.0 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 2
16.0 BUDD INLET TREATMENT PLANT TOTAL RAINFALL BASE YEAR, 2013-2015 4)LOTT ~'U'ate,i 14.0 12.0 1995 RAINFALL 2013 RAINFALL 2014 RAINFALL 2015 RAINFALL TO OTAL RAINFALL (INCHES) 10.0 8.0 6.0 4.0 2.0 0.0 JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 2