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Home My WebLink AboutNC0047091_Bims Inspection Form_20181205United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 IN 2 15 1 3 I NCO047091 111 12 I 18/11/27 I17 18 I S I 19 I G I 201 I 211111 I I I I I I II I I I I I I I I I I I I I I I I I I I I I I I II I I I I I f6 Inspection Work Days Facility Self -Monitoring Evaluation Rating 131 CA ---------------------- Reserved ------------------- 671 70 I g 71 I tyI 72 I r I 73 I I 174 751 I I I I I I I80 uI I I i Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES oermit Number) 12:OOPM 18/11/27 14/01/01 Silver Maples Community 2812 Plantation Rd Exit Time/Date Permit Expiration Date Concord NC 28027 01:12PM 18/11/27 18/11/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Dustin Kyle Metreyeon/ORC/704-506-4255/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Logan A Boggs,80 S Lake Ave Pasadena CA 91101//626-795-7755/6264400378 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date DocuSigned by: Roberto Scheller ES� MRO WQ//252-946-6481/ 12/4/2018 91C2A007838943E... Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date W. Corey Basinger Division of Water Quality//704-2; EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. DocuSigned by: 12/5/2018 AlaccsalAFvazs... Page# NPDES yr/mo/day Inspection Type (Cont.) NCO047091 I11 121 18/11/27 117 18 JCJ Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Permit renewal application not on file - In accordance with 15A NCAC 2H .0100; .0105 Appllication: Permit Fees: Assessment For New Sources, (e) Applications for permit renewals shall be accompliched by filing the appropriate application form, at least 180 days prior to expiration of a permit. Bar screen needs to be repaired or replaced - In accordance with your NPDES Permit NC0047091, Part II, Section C, Item 2. Proper Operation and Maintenance; The Permittee shall at all times properly operate and maintain all facilities and systems of treatment and control (and related appurtenances) which are installed or used by the Permittee to achieve compliance with the conditions of this permit. Flow meter chart recorder not operating properly (not recording flow) - In Accordance with 15A NCAC 2B .0500; .0505 Monitoring Requirement, (b)(1); All water pollution control facilities shall install, operate, and maintain continous flow measuring with recording devices.. Page# Permit: NCO047091 Owner - Facility: Silver Maples Community Inspection Date: 11/27/2018 Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ 0 ❑ ❑ application? Is the facility as described in the permit? 0 ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ ❑ 0 ❑ Is access to the plant site restricted to the general public? 0 ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? 0 ❑ ❑ ❑ Comment: This facilitv is a 0.040 MGD wastewater treatment facilitv that discharges into the Rock River which is class C waters in the Yadkin -Pee Dee River Basin. The permit for this facility expired on November 30, 2018. During this inspection the ORC requested an extension for permit renewal. The ORC was directed to the permitting section for permit renewal extension. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: 30 minute settleable test is used for process control. Aerobic Digester Yes No NA NE Is the capacity adequate? 0 ❑ ❑ ❑ Is the mixing adequate? 0 ❑ ❑ ❑ Is the site free of excessive foaming in the tank? E ❑ ❑ ❑ # Is the odor acceptable? 0 ❑ ❑ ❑ # Is tankage available for properly waste sludge? 0 ❑ ❑ ❑ Comment: Bio-soilds are removed as needed for disposal by L&L Environmental Services, LLC, of Charlotte, NC. Bio-solids are hauled to Rocky River WWTP or land application for final disposal. Bar Screens Yes No NA NE Type of bar screen a.Manual b.Mechanical ❑ Are the bars adequately screening debris? ❑ 0 ❑ ❑ Is the screen free of excessive debris? ❑ 0 ❑ ❑ Is disposal of screening in compliance? 0 ❑ ❑ ❑ Is the unit in good condition? ❑ 0 ❑ ❑ Page# 3 Permit: NCO047091 Inspection Date: 11/27/2018 Bar Screens Owner - Facility: Silver Maples Community Inspection Type: Compliance Evaluation Yes No NA NE Comment: It was noted in the previous inspection that the bar screen should be repaired or replaced. Unit is not in good condition and is missing bars allowing large rags and debris to enter treatment units and block air lift pumps.. Primary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? 0 ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? ❑ ❑ 0 ❑ Are weirs level? 0 ❑ ❑ ❑ Is the site free of weir blockage? 0 ❑ ❑ ❑ Is the site free of evidence of short-circuiting? 0 ❑ ❑ ❑ Is scum removal adequate? 0 ❑ ❑ ❑ Is the site free of excessive floating sludge? 0 ❑ ❑ ❑ Is the drive unit operational? ❑ ❑ 0 ❑ Is the sludge blanket level acceptable? ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/4 of the sidewall depth) ❑ ❑ 0 ❑ Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Diffused Is the basin free of dead spots? ❑ ❑ ❑ ❑ Are surface aerators and mixers operational? 0 ❑ ❑ ❑ Are the diffusers operational? 0 ❑ ❑ ❑ Is the foam the proper color for the treatment process? ❑ 0 ❑ ❑ Does the foam cover less than 25% of the basin's surface? 0 ❑ ❑ ❑ Is the DO level acceptable? ❑ ❑ ❑ Is the DO level acceptable?(1.0 to 3.0 mg/1) ❑ ❑ ❑ Comment: Percent of MLSS was low due to Dlant washout from Rockv River floodina Dlant. Surface of aeration basin had white foam and appeared to be making a comeback. ORC indicated that aeration basin may be reseeded. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? 0 ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? ❑ ❑ 0 ❑ Are weirs level? 0 ❑ ❑ ❑ Page# 4 Permit: NC0047091 Owner - Facility: Inspection Date: 11/27/2018 Inspection Type: Silver Maples Community Compliance Evaluation Secondary Clarifier Yes No NA NE Is the site free of weir blockage? 0 ❑ ❑ ❑ Is the site free of evidence of short-circuiting? 0 ❑ ❑ ❑ Is scum removal adequate? 0 ❑ ❑ ❑ Is the site free of excessive floating sludge? 0 ❑ ❑ ❑ Is the drive unit operational? ❑ ❑ 0 ❑ Is the return rate acceptable (low turbulence)? 0 ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? 0 ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/ of the sidewall depth) ❑ ❑ ❑ Comment: Effluent was clear with few visible suspended solids going over weir. Disinfection -Tablet Yes No NA NE Are tablet chlorinators operational? 0 ❑ ❑ ❑ Are the tablets the proper size and type? 0❑ ❑ ❑ Number of tubes in use? 2 Is the level of chlorine residual acceptable? ❑ ❑ ❑ Is the contact chamber free of growth, or sludge buildup? 0 ❑ ❑ ❑ Is there chlorine residual prior to de -chlorination? 0 ❑ ❑ ❑ Comment: De -chlorination Yes No NA NE Type of system ? Tablet Is the feed ratio proportional to chlorine amount (1 to 1)? 0 ❑ ❑ ❑ Is storage appropriate for cylinders? ❑ ❑ 0 ❑ # Is de -chlorination substance stored away from chlorine containers? 0 ❑ ❑ ❑ Comment: Are the tablets the proper size and type? ❑ ❑ ❑ Are tablet de -chlorinators operational? ❑ ❑ ❑ Number of tubes in use? 2 Comment: Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ 0 ❑ ❑ Is sample collected below all treatment units? 0 ❑ ❑ ❑ Page# 5 Permit: NCO047091 Inspection Date: 11/27/2018 Owner - Facility: Silver Maples Community Inspection Type: Compliance Evaluation Effluent Sampling Is proper volume collected? Is the tubing clean? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type representative)? Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ Comment: At time of inspection effluent sampler was recorded at < 6 degrees Celsius. Flow measurment is acomplished with V-notch weir and ultrasonic flow meter. It was noted that chart printer on flow meter was not operating properly at time of inspection. Page# 6