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HomeMy WebLinkAbout04.a. REW Self-Monitoring Quarterly Report Rev. Presentation (Handout)Item 4. a. June 21, 2023 Update on State General Order. Recycled Water Quarterly Self -Monitoring Site Inspection Program Real Estate, Environmental and Planning Committee Meeting Richard Foss Associate Engineer 1 (Handout) i Recycled Water (ReW) History Recap 1970's Treatment Plant expansion required advanced treatment process (recycled water) and was funded by Environmental Protection Agency Clean Water Grant Funds Zone 1 was established in mid 1990's to utilize the Filter Plant and promote recycled water use to meet EPA Settlement Agreement for EPA Grant Funds 2015 Raftelis Cost of Service Study reaffirmed: Use of wastewater charges in cost structure due to grant settlement agreement and requirement to implement recycled water program Recycled water revenue as miscellaneous income 2 's�`�i� .earrorr �wrran °°en e akw..a rttw e raven `�`m ~• "•••u9asa�e ao �7 3 eae>. RecydetlwaterPiw.- CCWD Ppelne Proposes Ereenscn e! Mtrr�ne2 Wdler Service Area C".1 Reoyded Water Zane 1 R pyaea W.. c­ yeany ao,rwl�an; 5_11 0 O O E.sxrgcusr_ _- ° �� O .cease rtr✓.r..r�u\ •n oero a✓aee � Recycled Water Program Update Recycled Water Users: Commercial Truck Fill (AutoFill Treatment Plant Utility Water Station & Hydrants) Zone 1 Customers (Purple Pipe) Residential Fill Station Treatment Plant Production & Usage f 650 577 601 608 584 580 H 600 c 550 538 557 511 a 500 450 528 534 527 0 0 400 350 • • 410 � E 300 411 400 377 250 355 316 356 316 323 295 319 200 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 Year -*-Production -*--Usage 4 2 Previous Regional Order 96-011 CALIFORNIA REGIONAL WATER QUALrFY CONTROL BOARD SAN FRANCISCO SAY REGION 7101 Webster Street, Suite 500 'and, CA 94512 (510) 28&1255 (510) 28&5380 6BS (510) 286-04D4 LETTER OF APPROVAL WATER REUSE PROGRAM ORDrR 96-011 GENERAL WATER REUSE REQU)RLML•NTS AGENCY: Date: May9, )997 Address: Central Contra Costa Sanitary District (CCCSD) Ftic: 2159,5015 GUC) 1'ACLI'I'Y(s): CCCSO Wastewater'treatment Plant Lffective hate of Approval: May 9, 1997 We have reviewed the following Notice of Intent (NO)) documents submitted pursuant to Regional Board General Water Reuse Order 96A11: 1, Current Water Reuse Program, September 12, 1996 2. CCCSUs Zone One — Pleasant Hill Recycled Water Ili oitct, November 13, 1996 7 Previous Regional Order 96-011 Collection System Operations (CSO) staff responsible for recycled water distribution system operations performed one annual inspection for each customer site supervisor, which took approximately two weeks to schedule, meet, and complete 8 I: S.F.GPM FOR TABLE I & Anal Type of Sample Sampling Frequency ce. m��r)VOTmCon�rtwlt rin(eeorder) Ah times per week Obs. = Observanon A . Annually Aecords n1 recycled water are 01 nth site may be corrlpAetl tram b1Gmp period readings (divided by n"W of days to obtain daily now) and subrr4ued with tha annual report. %Watert routine enkmA (l4PDE1/WDA) nsonttorarg data collected on days and during umes (grab umpla) recycled water Is behy produced can be ndankttad in ILMIrnent of there ra**oanents User sties to be iupectld a lrilrYrrlen aI annrYRy fm 'Applicable S1mdud Ck r atom' bond on the AN and tnrtrpk+dcy 01 ladr stie (n Kcor4erK! with the producWs Wow Reuse hogran, e 1hJ= oment NPDES or WPR sa g lin91requenry is less Twbtdgy wound apply to wAk ry water M State General Order Effective April 8, 2020 �� y� Gnlgr�NN�ewaoa OF- J.aso BLuu ENFELP Water Boards OxuErvrA� PAa.Em�o� San Francisco Bay Regional Water Quality Control Board NOTICE OF APPLICABILITY WATER QUALITY ORDER 2016-0068-DDW GENERAL WATER RECLAMATION REQUIREMENTS FOR RECYCLED WATER USE 10 5 Transition from Annual to Quarterly Site Monitoring Reviewed other agencies' inspection programs Several agencies already required customers to perform self - monitoring inspections and reporting Reviewed online survey platforms for customers to submit quarterly self -monitoring inspection reports and selected Microsoft Forms Self -monitoring report questions are modeled from other agency examples for consistency and were similar to the questions answered during previous annual Zone 1 site inspections Updated Central San's website with the new reporting requirements, including a link to the new reporting form 11 Self -Monitoring Quarterly Reporting Form Self-Monitoringk1k Recycled Water Quarterly Report " Required Quarter 1: Januaryt, 2023 -March 37, 2023 Note: For curtomers with multiple sites, separate reports mart be submined per metered site. 1. Indicate the recycled water site name. ` (As pronded by Cenba rO Enteryouranswer 1 1 11 ■ �.. 2. Did you observe recycled water runoff from the site? ` 12 12 N. I Updated Central San Website Recycled Water Self -Monitoring Quarterly Reports Share this page ©00 T. comply with new CAlife,nie mnnibring and ,.pn ing requirements, central sen is regAC,�q nll cusbmecs b su6ma Qne,tedy self-n ni o my Reports for sock of the Following 1e 19 a quarters: This item appears in • Quarter 1: January 1 - March 31 Repan 111 v n April 1 and 1S, 2023 Recycled Watx • Quarter 2: April 1 -June 30 • Quarter 3: July 1 - 3eptembe, 30 Conran • Quarter 4: Odo6er 1 - December 31 ('M5 335-7738 All the online Qunnedy self-Monit rwq Repots within ro cn1end-6 Fallowing the quorierend in send me�ye order b maintain enntineed,� ded wntw.-mice. Ei Viaw SeErvenimrirg (+ltestians REEDY TO REPORT? IN 13 Customer Training and Communication Email reminder sent to Site Supervisors at the end of each Quarter with instructions for completing the report For customers that do not submit by the deadline, staff follow up by email and phone calls as -needed to achieve 100% response Site visits conducted as -needed if the customer is not responsive and when customer quarterly self -monitoring report responses trigger corrective actions or documentation 14 VI 2022 Calendar Year Summary Customer Report Responses Self -Monitoring ffiffimm Response Rate 100% 100% 100% 100% On -Time Response Rate 100% 100% 87% 74% -� Site Supervisors Changed / 2 0 0 I Central San Trained New Site Supervisor Minor Leaks or System Modifications Central San Confirmed Leaks Repaired & 0 3 2 I -�° "'^•• Collected Record of Changes Inadequate Signage or Stolen Signs / 0 0 0 0 Central San Provided Additional Signs Inadequate Valve Tags 0 0 0 0 -- Central San Provided Valve Tags .g- Central San Conducted Follow-up Site Visit 2 0 1 1 15 Continue with Successful Self -Monitoring Reporting Program Approach Continue the customer quarterly self -monitoring reporting site inspection program Continue to supplement quarterly reporting with one in -person site visit per year by CSO staff to confirm site conditions, maintain site familiarity, and sustain good working relationships with customers Continue to summarize self -monitoring and site inspection results in the Recycled Water Annual Report submitted to the State and San Francisco Bay Regional Water Quality Control Board by April 30 each year N7 go